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Diffstat (limited to 'plugins/memblaze/memblaze-nvme.c')
-rw-r--r--plugins/memblaze/memblaze-nvme.c882
1 files changed, 701 insertions, 181 deletions
diff --git a/plugins/memblaze/memblaze-nvme.c b/plugins/memblaze/memblaze-nvme.c
index b215125..c189f1b 100644
--- a/plugins/memblaze/memblaze-nvme.c
+++ b/plugins/memblaze/memblaze-nvme.c
@@ -65,7 +65,7 @@ static int compare_fw_version(const char *fw1, const char *fw2)
* 0: old memblaze format
* *******************************************************/
#define MEMBLAZE_FORMAT (0)
-#define INTEL_FORMAT (1)
+#define INTEL_FORMAT (1)
/* 2.13 = papaya */
#define IS_PAPAYA(str) (!strcmp(str, "2.13"))
@@ -107,14 +107,15 @@ static __u64 raw_2_u64(const __u8 *buf, size_t len)
return le64_to_cpu(val);
}
-static void get_memblaze_new_smart_info(struct nvme_p4_smart_log *smart, int index, __u8 *nm_val, __u8 *raw_val)
+static void get_memblaze_new_smart_info(struct nvme_p4_smart_log *smart, int index, __u8 *nm_val,
+ __u8 *raw_val)
{
memcpy(nm_val, smart->itemArr[index].nmVal, NM_SIZE);
memcpy(raw_val, smart->itemArr[index].rawVal, RAW_SIZE);
}
-static void show_memblaze_smart_log_new(struct nvme_memblaze_smart_log *s,
- unsigned int nsid, const char *devname)
+static void show_memblaze_smart_log_new(struct nvme_memblaze_smart_log *s, unsigned int nsid,
+ const char *devname)
{
struct nvme_p4_smart_log *smart = (struct nvme_p4_smart_log *)s;
__u8 *nm = malloc(NM_SIZE * sizeof(__u8));
@@ -130,7 +131,8 @@ static void show_memblaze_smart_log_new(struct nvme_memblaze_smart_log *s,
return;
}
- printf("%s:%s %s:%x\n", "Additional Smart Log for NVME device", devname, "namespace-id", nsid);
+ printf("%s:%s %s:%x\n", "Additional Smart Log for NVME device", devname, "namespace-id",
+ nsid);
printf("%-34s%-11s%s\n", "key", "normalized", "raw");
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_PROGRAM_FAIL, nm, raw);
@@ -140,42 +142,51 @@ static void show_memblaze_smart_log_new(struct nvme_memblaze_smart_log *s,
printf("%-32s: %3d%% %"PRIu64"\n", "erase_fail_count", *nm, int48_to_long(raw));
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_WEARLEVELING_COUNT, nm, raw);
- printf("%-31s : %3d%% %s%u%s%u%s%u\n", "wear_leveling", *nm,
- "min: ", *(__u16 *)raw, ", max: ", *(__u16 *)(raw+2), ", avg: ", *(__u16 *)(raw+4));
+ printf("%-31s : %3d%% %s%u%s%u%s%u\n", "wear_leveling", *nm, "min: ", *(__u16 *)raw,
+ ", max: ", *(__u16 *)(raw+2), ", avg: ", *(__u16 *)(raw+4));
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_E2E_DECTECTION_COUNT, nm, raw);
- printf("%-31s: %3d%% %"PRIu64"\n", "end_to_end_error_detection_count", *nm, int48_to_long(raw));
+ printf("%-31s: %3d%% %"PRIu64"\n", "end_to_end_error_detection_count", *nm,
+ int48_to_long(raw));
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_PCIE_CRC_ERR_COUNT, nm, raw);
printf("%-32s: %3d%% %"PRIu64"\n", "crc_error_count", *nm, int48_to_long(raw));
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_TIMED_WORKLOAD_MEDIA_WEAR, nm, raw);
- printf("%-32s: %3d%% %.3f%%\n", "timed_workload_media_wear", *nm, ((float)int48_to_long(raw))/1000);
+ printf("%-32s: %3d%% %.3f%%\n", "timed_workload_media_wear", *nm,
+ ((float)int48_to_long(raw))/1000);
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_TIMED_WORKLOAD_HOST_READ, nm, raw);
- printf("%-32s: %3d%% %"PRIu64"%%\n", "timed_workload_host_reads", *nm, int48_to_long(raw));
+ printf("%-32s: %3d%% %"PRIu64"%%\n", "timed_workload_host_reads", *nm,
+ int48_to_long(raw));
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_TIMED_WORKLOAD_TIMER, nm, raw);
- printf("%-32s: %3d%% %"PRIu64"%s\n", "timed_workload_timer", *nm, int48_to_long(raw), " min");
+ printf("%-32s: %3d%% %"PRIu64"%s\n", "timed_workload_timer", *nm,
+ int48_to_long(raw), " min");
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_THERMAL_THROTTLE_STATUS, nm, raw);
- printf("%-32s: %3d%% %u%%%s%"PRIu64"\n", "thermal_throttle_status", *nm,
- *raw, ", cnt: ", int48_to_long(raw+1));
+ printf("%-32s: %3d%% %u%%%s%"PRIu64"\n", "thermal_throttle_status", *nm, *raw,
+ ", cnt: ", int48_to_long(raw+1));
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_RETRY_BUFF_OVERFLOW_COUNT, nm, raw);
- printf("%-32s: %3d%% %"PRIu64"\n", "retry_buffer_overflow_count", *nm, int48_to_long(raw));
+ printf("%-32s: %3d%% %"PRIu64"\n", "retry_buffer_overflow_count", *nm,
+ int48_to_long(raw));
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_PLL_LOCK_LOSS_COUNT, nm, raw);
- printf("%-32s: %3d%% %"PRIu64"\n", "pll_lock_loss_count", *nm, int48_to_long(raw));
+ printf("%-32s: %3d%% %"PRIu64"\n", "pll_lock_loss_count", *nm,
+ int48_to_long(raw));
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_TOTAL_WRITE, nm, raw);
- printf("%-32s: %3d%% %s%"PRIu64"\n", "nand_bytes_written", *nm, "sectors: ", int48_to_long(raw));
+ printf("%-32s: %3d%% %s%"PRIu64"\n", "nand_bytes_written", *nm, "sectors: ",
+ int48_to_long(raw));
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_HOST_WRITE, nm, raw);
- printf("%-32s: %3d%% %s%"PRIu64"\n", "host_bytes_written", *nm, "sectors: ", int48_to_long(raw));
+ printf("%-32s: %3d%% %s%"PRIu64"\n", "host_bytes_written", *nm, "sectors: ",
+ int48_to_long(raw));
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_SYSTEM_AREA_LIFE_LEFT, nm, raw);
- printf("%-32s: %3d%% %"PRIu64"\n", "system_area_life_left", *nm, int48_to_long(raw));
+ printf("%-32s: %3d%% %"PRIu64"\n", "system_area_life_left", *nm,
+ int48_to_long(raw));
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_TOTAL_READ, nm, raw);
printf("%-32s: %3d%% %"PRIu64"\n", "total_read", *nm, int48_to_long(raw));
@@ -189,8 +200,8 @@ static void show_memblaze_smart_log_new(struct nvme_memblaze_smart_log *s,
"max: ", *(__u16 *)raw, ", min: ", *(__u16 *)(raw+2), ", curr: ", *(__u16 *)(raw+4));
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_TEMPT_SINCE_BOOTUP, nm, raw);
- printf("%-32s: %3d%% %s%u%s%u%s%u\n", "tempt_since_bootup", *nm, "max: ", *(__u16 *)raw,
- ", min: ", *(__u16 *)(raw+2), ", curr: ", *(__u16 *)(raw+4));
+ printf("%-32s: %3d%% %s%u%s%u%s%u\n", "tempt_since_bootup", *nm, "max: ",
+ *(__u16 *)raw, ", min: ", *(__u16 *)(raw+2), ", curr: ", *(__u16 *)(raw+4));
get_memblaze_new_smart_info(smart, RAISIN_SI_VD_READ_FAIL, nm, raw);
printf("%-32s: %3d%% %"PRIu64"\n", "read_fail_count", *nm, int48_to_long(raw));
@@ -319,23 +330,24 @@ static void show_memblaze_smart_log_old(struct nvme_memblaze_smart_log *smart,
}
get_memblaze_new_smart_info(s, PROGRAM_FAIL, nm, raw);
printf("%-32s : %3d%% %"PRIu64"\n",
- "program_fail_count", *nm, int48_to_long(raw));
+ "program_fail_count", *nm, int48_to_long(raw));
get_memblaze_new_smart_info(s, ERASE_FAIL, nm, raw);
printf("%-32s : %3d%% %"PRIu64"\n",
- "erase_fail_count", *nm, int48_to_long(raw));
+ "erase_fail_count", *nm, int48_to_long(raw));
get_memblaze_new_smart_info(s, WEARLEVELING_COUNT, nm, raw);
printf("%-31s : %3d%% %s%u%s%u%s%u\n",
- "wear_leveling", *nm, "min: ", *(__u16 *)raw, ", max: ", *(__u16 *)(raw+2), ", avg: ", *(__u16 *)(raw+4));
+ "wear_leveling", *nm, "min: ", *(__u16 *)raw, ", max: ", *(__u16 *)(raw+2),
+ ", avg: ", *(__u16 *)(raw+4));
get_memblaze_new_smart_info(s, TOTAL_WRITE, nm, raw);
printf("%-32s : %3d%% %"PRIu64"\n",
- "nand_bytes_written", *nm, 32*int48_to_long(raw));
+ "nand_bytes_written", *nm, 32*int48_to_long(raw));
get_memblaze_new_smart_info(s, HOST_WRITE, nm, raw);
printf("%-32s : %3d%% %"PRIu64"\n",
- "host_bytes_written", *nm, 32*int48_to_long(raw));
+ "host_bytes_written", *nm, 32*int48_to_long(raw));
free(nm);
free(raw);
@@ -402,14 +414,15 @@ int parse_params(char *str, int number, ...)
return 0;
}
-static int mb_get_additional_smart_log(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+static int mb_get_additional_smart_log(int argc, char **argv, struct command *cmd,
+ struct plugin *plugin)
{
struct nvme_memblaze_smart_log smart_log;
char *desc =
- "Get Memblaze vendor specific additional smart log (optionally, for the specified namespace), and show it.";
+ "Get Memblaze vendor specific additional smart log, and show it.";
const char *namespace = "(optional) desired namespace";
const char *raw = "dump output in binary format";
- struct nvme_dev *dev;
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
struct config {
__u32 namespace_id;
bool raw_binary;
@@ -442,7 +455,6 @@ static int mb_get_additional_smart_log(int argc, char **argv, struct command *cm
if (err > 0)
nvme_show_status(err);
- dev_close(dev);
return err;
}
@@ -460,12 +472,13 @@ static char *mb_feature_to_string(int feature)
}
}
-static int mb_get_powermanager_status(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+static int mb_get_powermanager_status(int argc, char **argv, struct command *cmd,
+ struct plugin *plugin)
{
const char *desc = "Get Memblaze power management ststus\n (value 0 - 25w, 1 - 20w, 2 - 15w)";
__u32 result;
__u32 feature_id = MB_FEAT_POWER_MGMT;
- struct nvme_dev *dev;
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
int err;
OPT_ARGS(opts) = {
@@ -477,16 +490,16 @@ static int mb_get_powermanager_status(int argc, char **argv, struct command *cmd
return err;
struct nvme_get_features_args args = {
- .args_size = sizeof(args),
- .fd = dev_fd(dev),
+ .args_size = sizeof(args),
+ .fd = dev_fd(dev),
.fid = feature_id,
.nsid = 0,
.sel = 0,
.cdw11 = 0,
.uuidx = 0,
- .data_len = 0,
+ .data_len = 0,
.data = NULL,
- .timeout = NVME_DEFAULT_IOCTL_TIMEOUT,
+ .timeout = NVME_DEFAULT_IOCTL_TIMEOUT,
.result = &result,
};
err = nvme_get_features(&args);
@@ -497,16 +510,16 @@ static int mb_get_powermanager_status(int argc, char **argv, struct command *cmd
mb_feature_to_string(feature_id), nvme_select_to_string(0), result);
else if (err > 0)
nvme_show_status(err);
- dev_close(dev);
return err;
}
-static int mb_set_powermanager_status(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+static int mb_set_powermanager_status(int argc, char **argv, struct command *cmd,
+ struct plugin *plugin)
{
const char *desc = "Set Memblaze power management status\n (value 0 - 25w, 1 - 20w, 2 - 15w)";
const char *value = "new value of feature (required)";
const char *save = "specifies that the controller shall save the attribute";
- struct nvme_dev *dev;
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
__u32 result;
int err;
@@ -533,8 +546,8 @@ static int mb_set_powermanager_status(int argc, char **argv, struct command *cmd
return err;
struct nvme_set_features_args args = {
- .args_size = sizeof(args),
- .fd = dev_fd(dev),
+ .args_size = sizeof(args),
+ .fd = dev_fd(dev),
.fid = cfg.feature_id,
.nsid = 0,
.cdw11 = cfg.value,
@@ -542,9 +555,9 @@ static int mb_set_powermanager_status(int argc, char **argv, struct command *cmd
.save = cfg.save,
.uuidx = 0,
.cdw15 = 0,
- .data_len = 0,
+ .data_len = 0,
.data = NULL,
- .timeout = NVME_DEFAULT_IOCTL_TIMEOUT,
+ .timeout = NVME_DEFAULT_IOCTL_TIMEOUT,
.result = &result,
};
err = nvme_set_features(&args);
@@ -556,14 +569,14 @@ static int mb_set_powermanager_status(int argc, char **argv, struct command *cmd
else if (err > 0)
nvme_show_status(err);
- dev_close(dev);
return err;
}
-#define P2MIN (1)
-#define P2MAX (5000)
-#define MB_FEAT_HIGH_LATENCY_VALUE_SHIFT (15)
-static int mb_set_high_latency_log(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+#define P2MIN (1)
+#define P2MAX (5000)
+#define MB_FEAT_HIGH_LATENCY_VALUE_SHIFT (15)
+static int mb_set_high_latency_log(int argc, char **argv, struct command *cmd,
+ struct plugin *plugin)
{
const char *desc = "Set Memblaze high latency log\n"
" input parameter p1,p2\n"
@@ -571,7 +584,7 @@ static int mb_set_high_latency_log(int argc, char **argv, struct command *cmd, s
" p2 value: 1 .. 5000 ms";
const char *param = "input parameters";
int param1 = 0, param2 = 0;
- struct nvme_dev *dev;
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
__u32 result;
int err;
@@ -598,12 +611,10 @@ static int mb_set_high_latency_log(int argc, char **argv, struct command *cmd, s
if (parse_params(cfg.param, 2, &param1, &param2)) {
printf("setfeature: invalid formats %s\n", cfg.param);
- dev_close(dev);
return -EINVAL;
}
if ((param1 == 1) && (param2 < P2MIN || param2 > P2MAX)) {
printf("setfeature: invalid high io latency threshold %d\n", param2);
- dev_close(dev);
return -EINVAL;
}
cfg.value = (param1 << MB_FEAT_HIGH_LATENCY_VALUE_SHIFT) | param2;
@@ -632,7 +643,6 @@ static int mb_set_high_latency_log(int argc, char **argv, struct command *cmd, s
else if (err > 0)
nvme_show_status(err);
- dev_close(dev);
return err;
}
@@ -672,7 +682,7 @@ static int find_deadbeef(char *buf)
return 0;
}
-#define TIME_STR_SIZE (44)
+#define TIME_STR_SIZE (44)
static int glp_high_latency(FILE *fdi, char *buf, int buflen, int print)
{
struct log_page_high_latency *logEntry;
@@ -723,11 +733,12 @@ static int glp_high_latency(FILE *fdi, char *buf, int buflen, int print)
return 1;
}
-static int mb_high_latency_log_print(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+static int mb_high_latency_log_print(int argc, char **argv, struct command *cmd,
+ struct plugin *plugin)
{
const char *desc = "Get Memblaze high latency log";
char buf[LOG_PAGE_SIZE];
- struct nvme_dev *dev;
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
FILE *fdi = NULL;
int err;
@@ -742,14 +753,13 @@ static int mb_high_latency_log_print(int argc, char **argv, struct command *cmd,
fdi = fopen(FID_C3_LOG_FILENAME, "w+");
glp_high_latency_show_bar(fdi, DO_PRINT_FLAG);
- err = nvme_get_log_simple(dev_fd(dev), GLP_ID_VU_GET_HIGH_LATENCY_LOG,
- sizeof(buf), &buf);
+ err = nvme_get_log_simple(dev_fd(dev), GLP_ID_VU_GET_HIGH_LATENCY_LOG, sizeof(buf), &buf);
while (1) {
if (!glp_high_latency(fdi, buf, LOG_PAGE_SIZE, DO_PRINT_FLAG))
break;
- err = nvme_get_log_simple(dev_fd(dev), GLP_ID_VU_GET_HIGH_LATENCY_LOG,
- sizeof(buf), &buf);
+ err = nvme_get_log_simple(dev_fd(dev), GLP_ID_VU_GET_HIGH_LATENCY_LOG, sizeof(buf),
+ &buf);
if (err) {
nvme_show_status(err);
break;
@@ -758,7 +768,6 @@ static int mb_high_latency_log_print(int argc, char **argv, struct command *cmd,
if (fdi)
fclose(fdi);
- dev_close(dev);
return err;
}
@@ -787,7 +796,7 @@ static int mb_selective_download(int argc, char **argv, struct command *cmd, str
int xfer = 4096;
void *fw_buf;
int selectNo, fw_fd, fw_size, err, offset = 0;
- struct nvme_dev *dev;
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
struct stat sb;
int i;
@@ -901,12 +910,11 @@ out_free:
out_close:
close(fw_fd);
out:
- dev_close(dev);
return err;
}
static void ioLatencyHistogramOutput(FILE *fd, int index, int start, int end, char *unit0,
- char *unit1, unsigned int *pHistogram, int print)
+ char *unit1, unsigned int *pHistogram, int print)
{
int len;
char string[64], subString0[12], subString1[12];
@@ -917,8 +925,7 @@ static void ioLatencyHistogramOutput(FILE *fd, int index, int start, int end, ch
else
snprintf(subString1, sizeof(subString1), "%s", "+INF");
len = snprintf(string, sizeof(string), "%-11d %-11s %-11s %-11u\n",
- index, subString0, subString1,
- pHistogram[index]);
+ index, subString0, subString1, pHistogram[index]);
fwrite(string, 1, len, fd);
if (print)
printf("%s", string);
@@ -960,7 +967,8 @@ int io_latency_histogram(char *file, char *buf, int print, int logid)
strcpy(unit[0], "ms");
strcpy(unit[1], "ms");
for (i = 1; i < 32; i++, index++)
- ioLatencyHistogramOutput(fdi, index, i, i + 1, unit[0], unit[1], (unsigned int *)buf, print);
+ ioLatencyHistogramOutput(fdi, index, i, i + 1, unit[0], unit[1],
+ (unsigned int *)buf, print);
for (i = 1; i < 32; i++, index++) {
if (i == 31) {
@@ -976,9 +984,11 @@ int io_latency_histogram(char *file, char *buf, int print, int logid)
strcpy(unit[0], "s");
strcpy(unit[1], "s");
for (i = 1; i < 4; i++, index++)
- ioLatencyHistogramOutput(fdi, index, i, i + 1, unit[0], unit[1], (unsigned int *)buf, print);
+ ioLatencyHistogramOutput(fdi, index, i, i + 1, unit[0], unit[1],
+ (unsigned int *)buf, print);
- ioLatencyHistogramOutput(fdi, index, i, 0x7FFFFFFF, unit[0], unit[1], (unsigned int *)buf, print);
+ ioLatencyHistogramOutput(fdi, index, i, 0x7FFFFFFF, unit[0], unit[1],
+ (unsigned int *)buf, print);
} else {
fPRINT_PARAM1("Unsupported io latency histogram revision\n");
}
@@ -993,7 +1003,7 @@ static int mb_lat_stats_log_print(int argc, char **argv, struct command *cmd, st
char stats[LOG_PAGE_SIZE];
char f1[] = FID_C1_LOG_FILENAME;
char f2[] = FID_C2_LOG_FILENAME;
- struct nvme_dev *dev;
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
int err;
const char *desc = "Get Latency Statistics log and show it.";
@@ -1015,8 +1025,7 @@ static int mb_lat_stats_log_print(int argc, char **argv, struct command *cmd, st
if (err)
return err;
- err = nvme_get_log_simple(dev_fd(dev), cfg.write ? 0xc2 : 0xc1,
- sizeof(stats), &stats);
+ err = nvme_get_log_simple(dev_fd(dev), cfg.write ? 0xc2 : 0xc1, sizeof(stats), &stats);
if (!err)
io_latency_histogram(cfg.write ? f2 : f1, stats, DO_PRINT_FLAG,
cfg.write ? GLP_ID_VU_GET_WRITE_LATENCY_HISTOGRAM :
@@ -1024,14 +1033,14 @@ static int mb_lat_stats_log_print(int argc, char **argv, struct command *cmd, st
else
nvme_show_status(err);
- dev_close(dev);
return err;
}
-static int memblaze_clear_error_log(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+static int memblaze_clear_error_log(int argc, char **argv, struct command *cmd,
+ struct plugin *plugin)
{
char *desc = "Clear Memblaze devices error log.";
- struct nvme_dev *dev;
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
int err;
__u32 result;
@@ -1043,9 +1052,9 @@ static int memblaze_clear_error_log(int argc, char **argv, struct command *cmd,
};
struct config cfg = {
- .feature_id = 0xf7,
- .value = 0x534d0001,
- .save = 0,
+ .feature_id = 0xf7,
+ .value = 0x534d0001,
+ .save = 0,
};
OPT_ARGS(opts) = {
@@ -1075,16 +1084,15 @@ static int memblaze_clear_error_log(int argc, char **argv, struct command *cmd,
if (err < 0)
perror("set-feature");
if (!err)
- printf("set-feature:%02x (%s), value:%#08x\n", cfg.feature_id, mb_feature_to_string(cfg.feature_id), cfg.value);
+ printf("set-feature:%02x (%s), value:%#08x\n", cfg.feature_id,
+ mb_feature_to_string(cfg.feature_id), cfg.value);
else if (err > 0)
nvme_show_status(err);
- dev_close(dev);
return err;
}
-static int mb_set_lat_stats(int argc, char **argv,
- struct command *command, struct plugin *plugin)
+static int mb_set_lat_stats(int argc, char **argv, struct command *command, struct plugin *plugin)
{
const char *desc = (
"Enable/Disable Latency Statistics Tracking.\n"
@@ -1098,7 +1106,7 @@ static int mb_set_lat_stats(int argc, char **argv,
const __u32 cdw12 = 0x0;
const __u32 data_len = 32;
const __u32 save = 0;
- struct nvme_dev *dev;
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
void *buf = NULL;
__u32 result;
int err;
@@ -1168,12 +1176,10 @@ static int mb_set_lat_stats(int argc, char **argv,
case None:
err = nvme_get_features(&args_get);
if (!err) {
- printf(
- "Latency Statistics Tracking (FID 0x%X) is currently (%i).\n",
- fid, result);
+ printf("Latency Statistics Tracking (FID 0x%X) is currently (%i).\n", fid,
+ result);
} else {
printf("Could not read feature id 0xE2.\n");
- dev_close(dev);
return err;
}
break;
@@ -1186,15 +1192,13 @@ static int mb_set_lat_stats(int argc, char **argv,
perror("Enable latency tracking");
fprintf(stderr, "Command failed while parsing.\n");
} else {
- printf("Successfully set enable bit for FID (0x%X) to %i.\n",
- 0xe2, option);
+ printf("Successfully set enable bit for FID (0x%X) to %i.\n", 0xe2, option);
}
break;
default:
printf("%d not supported.\n", option);
err = EINVAL;
}
- dev_close(dev);
return err;
}
@@ -1238,17 +1242,17 @@ struct __packed smart_log_add_item_12 {
uint8_t rsvd1;
union {
struct wear_level wear_level; // 0xad
- struct temp_since_born { // 0xe7
+ struct __packed temp_since_born { // 0xe7
__le16 max;
__le16 min;
__le16 curr;
} temp_since_born;
- struct power_consumption { // 0xe8
+ struct __packed power_consumption { // 0xe8
__le16 max;
__le16 min;
__le16 curr;
} power_consumption;
- struct temp_since_power_on { // 0xaf
+ struct __packed temp_since_power_on { // 0xaf
__le16 max;
__le16 min;
__le16 curr;
@@ -1268,10 +1272,10 @@ struct __packed smart_log_add_item_10 {
uint8_t rsvd[2];
};
-struct smart_log_add {
+struct __packed smart_log_add {
union {
union {
- struct smart_log_add_v0 {
+ struct __packed smart_log_add_v0 {
struct smart_log_add_item_12 program_fail_count;
struct smart_log_add_item_12 erase_fail_count;
struct smart_log_add_item_12 wear_leveling_count;
@@ -1300,7 +1304,7 @@ struct smart_log_add {
};
union {
- struct smart_log_add_v2 {
+ struct __packed smart_log_add_v2 {
struct smart_log_add_item_12 program_fail_count;
struct smart_log_add_item_12 erase_fail_count;
struct smart_log_add_item_12 wear_leveling_count;
@@ -1322,7 +1326,7 @@ struct smart_log_add {
struct smart_log_add_item_12 xor_fail_count;
struct smart_log_add_item_12 xor_invoked_count;
struct smart_log_add_item_12 inflight_read_io_cmd;
- struct smart_log_add_item_12 flash_error_media_count;
+ struct smart_log_add_item_12 inflight_write_io_cmd;
struct smart_log_add_item_12 nand_bytes_read;
struct smart_log_add_item_12 temp_since_born;
struct smart_log_add_item_12 power_consumption;
@@ -1334,7 +1338,7 @@ struct smart_log_add {
};
union {
- struct smart_log_add_v3 {
+ struct __packed smart_log_add_v3 {
struct smart_log_add_item_10 program_fail_count;
struct smart_log_add_item_10 erase_fail_count;
struct smart_log_add_item_10 wear_leveling_count;
@@ -1401,33 +1405,33 @@ static void smart_log_add_v0_print(struct smart_log_add_item_12 *item, int item_
switch (item->id) {
case 0xad:
printf("min: %d, max: %d, avg: %d\n",
- le16_to_cpu(item->wear_level.min),
- le16_to_cpu(item->wear_level.max),
- le16_to_cpu(item->wear_level.avg));
+ le16_to_cpu(item->wear_level.min),
+ le16_to_cpu(item->wear_level.max),
+ le16_to_cpu(item->wear_level.avg));
break;
case 0xe7:
printf("max: %d °C (%d K), min: %d °C (%d K), curr: %d °C (%d K)\n",
- K2C(le16_to_cpu(item->temp_since_born.max)),
- le16_to_cpu(item->temp_since_born.max),
- K2C(le16_to_cpu(item->temp_since_born.min)),
- le16_to_cpu(item->temp_since_born.min),
- K2C(le16_to_cpu(item->temp_since_born.curr)),
- le16_to_cpu(item->temp_since_born.curr));
+ K2C(le16_to_cpu(item->temp_since_born.max)),
+ le16_to_cpu(item->temp_since_born.max),
+ K2C(le16_to_cpu(item->temp_since_born.min)),
+ le16_to_cpu(item->temp_since_born.min),
+ K2C(le16_to_cpu(item->temp_since_born.curr)),
+ le16_to_cpu(item->temp_since_born.curr));
break;
case 0xe8:
printf("max: %d, min: %d, curr: %d\n",
- le16_to_cpu(item->power_consumption.max),
- le16_to_cpu(item->power_consumption.min),
- le16_to_cpu(item->power_consumption.curr));
+ le16_to_cpu(item->power_consumption.max),
+ le16_to_cpu(item->power_consumption.min),
+ le16_to_cpu(item->power_consumption.curr));
break;
case 0xaf:
printf("max: %d °C (%d K), min: %d °C (%d K), curr: %d °C (%d K)\n",
- K2C(le16_to_cpu(item->temp_since_power_on.max)),
- le16_to_cpu(item->temp_since_power_on.max),
- K2C(le16_to_cpu(item->temp_since_power_on.min)),
- le16_to_cpu(item->temp_since_power_on.min),
- K2C(le16_to_cpu(item->temp_since_power_on.curr)),
- le16_to_cpu(item->temp_since_power_on.curr));
+ K2C(le16_to_cpu(item->temp_since_power_on.max)),
+ le16_to_cpu(item->temp_since_power_on.max),
+ K2C(le16_to_cpu(item->temp_since_power_on.min)),
+ le16_to_cpu(item->temp_since_power_on.min),
+ K2C(le16_to_cpu(item->temp_since_power_on.curr)),
+ le16_to_cpu(item->temp_since_power_on.curr));
break;
default:
printf("%" PRIu64 "\n", int48_to_long(item->raw));
@@ -1460,7 +1464,7 @@ static void smart_log_add_v2_print(struct smart_log_add_item_12 *item, int item_
[0xfd] = {18, "xor_fail_count" },
[0xfe] = {19, "xor_invoked_count" },
[0xe5] = {20, "inflight_read_io_cmd" },
- [0xe6] = {21, "flash_error_media_count" },
+ [0xe6] = {21, "inflight_write_io_cmd" },
[0xf8] = {22, "nand_bytes_read" },
[0xe7] = {23, "temp_since_born" },
[0xe8] = {24, "power_consumption" },
@@ -1476,33 +1480,33 @@ static void smart_log_add_v2_print(struct smart_log_add_item_12 *item, int item_
switch (item->id) {
case 0xad:
printf("min: %d, max: %d, avg: %d\n",
- le16_to_cpu(item->wear_level.min),
- le16_to_cpu(item->wear_level.max),
- le16_to_cpu(item->wear_level.avg));
+ le16_to_cpu(item->wear_level.min),
+ le16_to_cpu(item->wear_level.max),
+ le16_to_cpu(item->wear_level.avg));
break;
case 0xe7:
printf("max: %d °C (%d K), min: %d °C (%d K), curr: %d °C (%d K)\n",
- K2C(le16_to_cpu(item->temp_since_born.max)),
- le16_to_cpu(item->temp_since_born.max),
- K2C(le16_to_cpu(item->temp_since_born.min)),
- le16_to_cpu(item->temp_since_born.min),
- K2C(le16_to_cpu(item->temp_since_born.curr)),
- le16_to_cpu(item->temp_since_born.curr));
+ K2C(le16_to_cpu(item->temp_since_born.max)),
+ le16_to_cpu(item->temp_since_born.max),
+ K2C(le16_to_cpu(item->temp_since_born.min)),
+ le16_to_cpu(item->temp_since_born.min),
+ K2C(le16_to_cpu(item->temp_since_born.curr)),
+ le16_to_cpu(item->temp_since_born.curr));
break;
case 0xe8:
printf("max: %d, min: %d, curr: %d\n",
- le16_to_cpu(item->power_consumption.max),
- le16_to_cpu(item->power_consumption.min),
- le16_to_cpu(item->power_consumption.curr));
+ le16_to_cpu(item->power_consumption.max),
+ le16_to_cpu(item->power_consumption.min),
+ le16_to_cpu(item->power_consumption.curr));
break;
case 0xaf:
printf("max: %d °C (%d K), min: %d °C (%d K), curr: %d °C (%d K)\n",
- K2C(le16_to_cpu(item->temp_since_power_on.max)),
- le16_to_cpu(item->temp_since_power_on.max),
- K2C(le16_to_cpu(item->temp_since_power_on.min)),
- le16_to_cpu(item->temp_since_power_on.min),
- K2C(le16_to_cpu(item->temp_since_power_on.curr)),
- le16_to_cpu(item->temp_since_power_on.curr));
+ K2C(le16_to_cpu(item->temp_since_power_on.max)),
+ le16_to_cpu(item->temp_since_power_on.max),
+ K2C(le16_to_cpu(item->temp_since_power_on.min)),
+ le16_to_cpu(item->temp_since_power_on.min),
+ K2C(le16_to_cpu(item->temp_since_power_on.curr)),
+ le16_to_cpu(item->temp_since_power_on.curr));
break;
default:
printf("%" PRIu64 "\n", int48_to_long(item->raw));
@@ -1546,9 +1550,9 @@ static void smart_log_add_v3_print(struct smart_log_add_item_10 *item, int item_
switch (item->id) {
case 0xad:
printf("min: %d, max: %d, avg: %d\n",
- le16_to_cpu(item->wear_level.min),
- le16_to_cpu(item->wear_level.max),
- le16_to_cpu(item->wear_level.avg));
+ le16_to_cpu(item->wear_level.min),
+ le16_to_cpu(item->wear_level.max),
+ le16_to_cpu(item->wear_level.avg));
break;
default:
printf("%" PRIu64 "\n", int48_to_long(item->raw));
@@ -1571,13 +1575,13 @@ static void smart_log_add_print(struct smart_log_add *log, const char *devname)
switch (version) {
case 0:
return smart_log_add_v0_print(&log->v0_raw[0],
- sizeof(struct smart_log_add_v0) / sizeof(struct smart_log_add_item_12));
+ sizeof(struct smart_log_add_v0) / sizeof(struct smart_log_add_item_12));
case 2:
return smart_log_add_v2_print(&log->v2_raw[0],
- sizeof(struct smart_log_add_v2) / sizeof(struct smart_log_add_item_12));
+ sizeof(struct smart_log_add_v2) / sizeof(struct smart_log_add_item_12));
case 3:
return smart_log_add_v3_print(&log->v3_raw[0],
- sizeof(struct smart_log_add_v3) / sizeof(struct smart_log_add_item_10));
+ sizeof(struct smart_log_add_v3) / sizeof(struct smart_log_add_item_10));
case 1:
fprintf(stderr, "Version %d: N/A\n", version);
@@ -1604,9 +1608,7 @@ static int mb_get_smart_log_add(int argc, char **argv, struct command *cmd, stru
OPT_FLAG("raw-binary", 'b', &cfg.raw_binary, "dump the whole log buffer in binary format"),
OPT_END()};
- // Open device
-
- struct nvme_dev *dev = NULL;
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
err = parse_and_open(&dev, argc, argv, cmd->help, opts);
if (err)
@@ -1616,7 +1618,8 @@ static int mb_get_smart_log_add(int argc, char **argv, struct command *cmd, stru
struct smart_log_add log = {0};
- err = nvme_get_log_simple(dev_fd(dev), LID_SMART_LOG_ADD, sizeof(struct smart_log_add), &log);
+ err = nvme_get_log_simple(dev_fd(dev), LID_SMART_LOG_ADD, sizeof(struct smart_log_add),
+ &log);
if (!err) {
if (!cfg.raw_binary)
smart_log_add_print(&log, dev->name);
@@ -1628,9 +1631,6 @@ static int mb_get_smart_log_add(int argc, char **argv, struct command *cmd, stru
nvme_show_error("%s: %s", cmd->name, nvme_strerror(errno));
}
- // Close device
-
- dev_close(dev);
return err;
}
@@ -1643,7 +1643,7 @@ struct latency_stats_bucket {
struct __packed latency_stats {
union {
- struct latency_stats_v2_0 {
+ struct __packed latency_stats_v2_0 {
uint32_t minor_version;
uint32_t major_version;
uint32_t bucket_read_data[32];
@@ -1660,9 +1660,9 @@ struct __packed latency_stats {
struct __packed high_latency_log {
union {
- struct high_latency_log_v1 {
+ struct __packed high_latency_log_v1 {
uint32_t version;
- struct high_latency_log_entry {
+ struct __packed high_latency_log_entry {
uint64_t timestamp; // ms
uint32_t latency;
uint32_t qid;
@@ -1688,12 +1688,12 @@ struct __packed high_latency_log {
struct __packed performance_stats {
union {
- struct performance_stats_v1 {
+ struct __packed performance_stats_v1 {
uint8_t version;
uint8_t rsvd[3];
- struct performance_stats_timestamp {
+ struct __packed performance_stats_timestamp {
uint8_t timestamp[6];
- struct performance_stats_entry {
+ struct __packed performance_stats_entry {
uint16_t read_iops; // K IOPS
uint16_t read_bandwidth; // MiB
uint32_t read_latency; // us
@@ -1705,12 +1705,36 @@ struct __packed performance_stats {
} entries[3600];
} timestamps[24];
} v1;
+ struct __packed performance_stats_v2 {
+ uint8_t version;
+ uint8_t rsvd[3];
+ struct __packed performance_stats_timestamp_v2 {
+ uint8_t timestamp[6];
+ struct __packed performance_stats_entry_v2 {
+ uint16_t read_iops;
+ uint16_t read_bandwidth;
+ uint16_t read_latency_avg;
+ uint16_t read_latency_max;
+ uint8_t scale_of_read_iops;
+ uint8_t scale_of_read_bandwidth;
+ uint8_t scale_of_read_latency_avg;
+ uint8_t scale_of_read_latency_max;
+ uint16_t write_iops;
+ uint16_t write_bandwidth;
+ uint16_t write_latency_avg;
+ uint16_t write_latency_max;
+ uint8_t scale_of_write_iops;
+ uint8_t scale_of_write_bandwidth;
+ uint8_t scale_of_write_latency_avg;
+ uint8_t scale_of_write_latency_max;
+ } entries[3600];
+ } timestamps[24];
+ } v2;
uint8_t raw[4 + 24 * (6 + 3600 * 24)];
};
};
-static int mb_set_latency_feature(int argc, char **argv, struct command *cmd,
- struct plugin *plugin)
+static int mb_set_latency_feature(int argc, char **argv, struct command *cmd, struct plugin *plugin)
{
int err = 0;
@@ -1728,26 +1752,24 @@ static int mb_set_latency_feature(int argc, char **argv, struct command *cmd,
OPT_ARGS(opts) = {
OPT_UINT("sel-perf-log", 's', &cfg.perf_monitor,
- "Select features to turn on, default: Disable\n"
- " bit 0: latency statistics\n"
- " bit 1: high latency log\n"
- " bit 2: Performance stat"),
+ "Select features to turn on, default: Disable\n"
+ " bit 0: latency statistics\n"
+ " bit 1: high latency log\n"
+ " bit 2: Performance stat"),
OPT_UINT("set-commands-mask", 'm', &cfg.cmd_mask,
- "Set Enable, default: Disable\n"
- " bit 0: Read commands\n"
- " bit 1: high Write commands\n"
- " bit 2: De-allocate/TRIM (this bit is not worked for Performance stat.)"),
+ "Set Enable, default: Disable\n"
+ " bit 0: Read commands\n"
+ " bit 1: high Write commands\n"
+ " bit 2: De-allocate/TRIM (this bit is not worked for Performance stat.)"),
OPT_UINT("set-read-threshold", 'r', &cfg.read_threshold,
- "set read high latency log threshold, it's a 0-based value and unit is 10ms"),
+ "set read high latency log threshold, it's a 0-based value and unit is 10ms"),
OPT_UINT("set-write-threshold", 'w', &cfg.write_threshold,
- "set write high latency log threshold, it's a 0-based value and unit is 10ms"),
+ "set write high latency log threshold, it's a 0-based value and unit is 10ms"),
OPT_UINT("set-trim-threshold", 't', &cfg.de_allocate_trim_threshold,
- "set trim high latency log threshold, it's a 0-based value and unit is 10ms"),
+ "set trim high latency log threshold, it's a 0-based value and unit is 10ms"),
OPT_END()};
- // Open device
-
- struct nvme_dev *dev = NULL;
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
err = parse_and_open(&dev, argc, argv, cmd->help, opts);
if (err)
@@ -1766,9 +1788,9 @@ static int mb_set_latency_feature(int argc, char **argv, struct command *cmd,
.cdw11 = 0 | cfg.perf_monitor,
.cdw12 = 0 | cfg.cmd_mask,
.cdw13 = 0 |
- (cfg.read_threshold & 0xff) |
- ((cfg.write_threshold & 0xff) << 8) |
- ((cfg.de_allocate_trim_threshold & 0xff) << 16),
+ (cfg.read_threshold & 0xff) |
+ ((cfg.write_threshold & 0xff) << 8) |
+ ((cfg.de_allocate_trim_threshold & 0xff) << 16),
.cdw15 = 0,
.save = 0,
.uuidx = 0,
@@ -1786,14 +1808,10 @@ static int mb_set_latency_feature(int argc, char **argv, struct command *cmd,
else
nvme_show_error("%s: %s", cmd->name, nvme_strerror(errno));
- // Close device
-
- dev_close(dev);
return err;
}
-static int mb_get_latency_feature(int argc, char **argv, struct command *cmd,
- struct plugin *plugin)
+static int mb_get_latency_feature(int argc, char **argv, struct command *cmd, struct plugin *plugin)
{
int err = 0;
@@ -1802,9 +1820,7 @@ static int mb_get_latency_feature(int argc, char **argv, struct command *cmd,
OPT_ARGS(opts) = {
OPT_END()};
- // Open device
-
- struct nvme_dev *dev = NULL;
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
err = parse_and_open(&dev, argc, argv, cmd->help, opts);
if (err)
@@ -1835,8 +1851,512 @@ static int mb_get_latency_feature(int argc, char **argv, struct command *cmd,
nvme_show_error("%s: %s", cmd->name, nvme_strerror(errno));
}
- // Close device
+ return err;
+}
+
+static void latency_stats_v2_0_print(struct latency_stats *log, int size)
+{
+ static const struct latency_stats_bucket buckets[0xff] = {
+ [1] = {"0us", "50us" },
+ [2] = {"50us", "100us"},
+ [3] = {"100us", "150us"},
+ [4] = {"150us", "200us"},
+ [5] = {"200us", "300us"},
+ [6] = {"300us", "400us"},
+ [7] = {"400us", "500us"},
+ [8] = {"500us", "600us"},
+ [9] = {"600us", "700us"},
+ [10] = {"700us", "800us"},
+ [11] = {"800us", "900us"},
+ [12] = {"900us", "1ms" },
+ [13] = {"1ms", "5ms" },
+ [14] = {"5ms", "10ms" },
+ [15] = {"10ms", "20ms" },
+ [16] = {"20ms", "50ms" },
+ [17] = {"50ms", "100ms"},
+ [18] = {"100ms", "200ms"},
+ [19] = {"200ms", "300ms"},
+ [20] = {"300ms", "400ms"},
+ [21] = {"400ms", "500ms"},
+ [22] = {"500ms", "600ms"},
+ [23] = {"600ms", "700ms"},
+ [24] = {"700ms", "800ms"},
+ [25] = {"800ms", "900ms"},
+ [26] = {"900ms", "1s" },
+ [27] = {"1s", "2s" },
+ [28] = {"2s", "3s" },
+ [29] = {"3s", "4s" },
+ [30] = {"4s", "5s" },
+ [31] = {"5s", "8s" },
+ [32] = {"8s", "INF" },
+ };
+
+ printf("Bucket 1-32 IO Read Command Data\n");
+ printf("-------------------------------------------\n");
+ printf("%-12s%-12s%-12s%-12s\n", "Bucket", "Start(>=)", "End(<)", "Value");
+ int bucket_count = sizeof(log->v2_0.bucket_read_data) / sizeof(uint32_t);
+
+ for (int i = 0; i < bucket_count; i++) {
+ printf("%-12u%-12s%-12s%-12u\n", i + 1, buckets[i + 1].start_threshold,
+ buckets[i + 1].end_threshold, log->v2_0.bucket_read_data[i]);
+ }
+ printf("\n");
+
+ printf("Bucket 1-32 IO Write Command Data\n");
+ printf("-------------------------------------------\n");
+ printf("%-12s%-12s%-12s%-12s\n", "Bucket", "Start(>=)", "End(<)", "Value");
+ bucket_count = sizeof(log->v2_0.bucket_write_data) / sizeof(uint32_t);
+
+ for (int i = 0; i < bucket_count; i++) {
+ printf("%-12u%-12s%-12s%-12u\n", i + 1, buckets[i + 1].start_threshold,
+ buckets[i + 1].end_threshold, log->v2_0.bucket_write_data[i]);
+ }
+ printf("\n");
+
+ printf("Bucket 1-32 IO Trim Command Data\n");
+ printf("-------------------------------------------\n");
+ printf("%-12s%-12s%-12s%-12s\n", "Bucket", "Start(>=)", "End(<)", "Value");
+ bucket_count = sizeof(log->v2_0.bucket_trim_data) / sizeof(uint32_t);
+
+ for (int i = 0; i < bucket_count; i++) {
+ printf("%-12u%-12s%-12s%-12u\n", i + 1, buckets[i + 1].start_threshold,
+ buckets[i + 1].end_threshold, log->v2_0.bucket_trim_data[i]);
+ }
+ printf("\n");
+}
+
+static void latency_stats_print(struct latency_stats *log, const char *devname)
+{
+ uint32_t minor_version = *(uint32_t *)&log->raw[0];
+ uint32_t major_version = *(uint32_t *)&log->raw[4];
+
+ printf("Major Version: %u, Minor Version: %u\n", major_version, minor_version);
+ printf("\n");
+ printf("Latency Statistics Log for NVMe device: %s\n", devname);
+ printf("\n");
+
+ switch (major_version) {
+ case 2:
+ switch (minor_version) {
+ case 0:
+ latency_stats_v2_0_print(log, sizeof(struct latency_stats));
+ break;
+ default:
+ fprintf(stderr, "Major Version %u, Minor Version %u: Not supported yet\n",
+ major_version, minor_version);
+ break;
+ }
+ break;
+
+ default:
+ fprintf(stderr, "Major Version %u: Not supported yet\n", major_version);
+ break;
+ }
+}
+
+static int mb_get_latency_stats(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ // Get the configuration
+
+ struct config {
+ bool raw_binary;
+ };
+
+ struct config cfg = {0};
+
+ OPT_ARGS(opts) = {
+ OPT_FLAG("raw-binary",
+ 'b',
+ &cfg.raw_binary,
+ "dump the whole log buffer in binary format"),
+ OPT_END()};
+
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
+
+ int err = parse_and_open(&dev, argc, argv, cmd->help, opts);
+
+ if (err)
+ return err;
+
+ // Get log
+
+ struct latency_stats log = {0};
+
+ err = nvme_get_log_simple(dev_fd(dev), LID_LATENCY_STATISTICS, sizeof(struct latency_stats),
+ &log);
+ if (!err) {
+ if (!cfg.raw_binary)
+ latency_stats_print(&log, dev->name);
+ else
+ d_raw((unsigned char *)&log, sizeof(struct latency_stats));
+ } else if (err > 0) {
+ nvme_show_status(err);
+ } else {
+ nvme_show_error("%s: %s", cmd->name, nvme_strerror(errno));
+ }
+
+ return err;
+}
+
+static void high_latency_log_v1_print(struct high_latency_log *log, int size)
+{
+ printf("%-24s%-12s%-12s%-6s%-6s%-6s%-6s%-12s%-24s%-6s%-6s%-6s%-6s%-6s\n",
+ "Timestamp", "Latency(us)", "QID", "OpC", "Fuse", "PSDT", "CID", "NSID", "SLBA",
+ "NLB", "DType", "PInfo", "FUA", "LR");
+
+ for (int i = 0; i < 1024; i++) {
+ if (log->v1.entries[i].timestamp == 0)
+ break;
+
+ // Get the timestamp
+
+ time_t timestamp_ms = log->v1.entries[i].timestamp;
+ time_t timestamp_s = timestamp_ms / 1000;
+ int time_ms = timestamp_ms % 1000;
+ char str_time_s[20] = {0};
+ char str_time_ms[32] = {0};
+
+ strftime(str_time_s, sizeof(str_time_s), "%Y-%m-%d %H:%M:%S",
+ localtime(&timestamp_s));
+ snprintf(str_time_ms, sizeof(str_time_ms), "%s.%03d", str_time_s, time_ms);
+ printf("%-24s", str_time_ms);
+
+ //
+ printf("%-12" PRIu32, log->v1.entries[i].latency);
+ printf("%-12" PRIu32, log->v1.entries[i].qid);
+ printf("%#-6" PRIx32, log->v1.entries[i].opcode);
+ printf("%-6" PRIu32, log->v1.entries[i].fuse);
+ printf("%-6" PRIu32, log->v1.entries[i].psdt);
+ printf("%-6" PRIu32, log->v1.entries[i].cid);
+ printf("%-12" PRIu32, log->v1.entries[i].nsid);
+ printf("%-24" PRIu64, log->v1.entries[i].slba);
+ printf("%-6" PRIu32, log->v1.entries[i].nlb);
+ printf("%-6" PRIu32, log->v1.entries[i].dtype);
+ printf("%-6" PRIu32, log->v1.entries[i].pinfo);
+ printf("%-6" PRIu32, log->v1.entries[i].fua);
+ printf("%-6" PRIu32, log->v1.entries[i].lr);
+ printf("\n");
+ }
+}
+
+static void high_latency_log_print(struct high_latency_log *log, const char *devname)
+{
+ uint32_t version = *(uint32_t *)&log->raw[0];
+
+ printf("Version: %u\n", version);
+ printf("\n");
+ printf("High Latency Log for NVMe device: %s\n", devname);
+ printf("\n");
+
+ switch (version) {
+ case 1:
+ high_latency_log_v1_print(log, sizeof(struct high_latency_log));
+ break;
+
+ default:
+ fprintf(stderr, "Version %u: Not supported yet\n", version);
+ break;
+ }
+}
+
+static int mb_get_high_latency_log(int argc, char **argv, struct command *cmd,
+ struct plugin *plugin)
+{
+ // Get the configuration
+
+ struct config {
+ bool raw_binary;
+ };
+
+ struct config cfg = {0};
+
+ OPT_ARGS(opts) = {
+ OPT_FLAG("raw-binary",
+ 'b',
+ &cfg.raw_binary,
+ "dump the whole log buffer in binary format"),
+ OPT_END()};
+
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
+
+ int err = parse_and_open(&dev, argc, argv, cmd->help, opts);
+
+ if (err)
+ return err;
+
+ // Get log
+
+ struct high_latency_log log = {0};
+
+ err = nvme_get_log_simple(dev_fd(dev), LID_HIGH_LATENCY_LOG,
+ sizeof(struct high_latency_log), &log);
+ if (!err) {
+ if (!cfg.raw_binary)
+ high_latency_log_print(&log, dev->name);
+ else
+ d_raw((unsigned char *)&log, sizeof(struct high_latency_log));
+ } else if (err > 0) {
+ nvme_show_status(err);
+ } else {
+ nvme_show_error("%s: %s", cmd->name, nvme_strerror(errno));
+ }
+
+ return err;
+}
+
+static void performance_stats_v1_print(struct performance_stats *log, int duration)
+{
+ for (int i = 0; i < duration; i++) {
+ // Print timestamp
+
+ time_t timestamp_ms = int48_to_long(log->v1.timestamps[i].timestamp);
+ time_t timestamp_s = timestamp_ms / 1000;
+ int time_ms = timestamp_ms % 1000;
+ char time_s[32] = {0};
+
+ strftime(time_s, sizeof(time_s), "%Y-%m-%d %H:%M:%S", localtime(&timestamp_s));
+ printf("Timestamp %2d: %s.%03d\n", i + 1, time_s, time_ms);
+
+ // Print entry title
+
+ printf("%-8s%-14s%-21s%-22s%-22s%-15s%-22s%-23s%-23s\n", "Entry", "Read-IOs(K)",
+ "Read-Bandwidth(MiB)", "Avg-Read-Latency(us)", "Max-Read-Latency(us)",
+ "Write-IOs(K)", "Write-Bandwidth(MiB)", "Avg-Write-Latency(us)",
+ "Max-Write-Latency(us)");
+
+ // Print all entries content
+
+ struct performance_stats_entry entry = {0};
+
+ for (int j = 0; j < 3600; j++) {
+ entry.read_iops =
+ log->v1.timestamps[i].entries[j].read_iops;
+ entry.read_bandwidth =
+ log->v1.timestamps[i].entries[j].read_bandwidth;
+ entry.read_latency =
+ log->v1.timestamps[i].entries[j].read_latency;
+ entry.read_latency_max =
+ log->v1.timestamps[i].entries[j].read_latency_max;
+ entry.write_iops =
+ log->v1.timestamps[i].entries[j].write_iops;
+ entry.write_bandwidth =
+ log->v1.timestamps[i].entries[j].write_bandwidth;
+ entry.write_latency =
+ log->v1.timestamps[i].entries[j].write_latency;
+ entry.write_latency_max =
+ log->v1.timestamps[i].entries[j].write_latency_max;
+
+ if (entry.read_iops == 0 && entry.write_iops == 0)
+ continue;
+
+ printf("%-8u%-14u%-21u%-22u%-22u%-15u%-22u%-23u%-23u\n",
+ j + 1,
+ entry.read_iops,
+ entry.read_bandwidth,
+ entry.read_iops == 0 ?
+ 0 : entry.read_latency / (1000 * entry.read_iops),
+ entry.read_latency_max,
+ entry.write_iops,
+ entry.write_bandwidth,
+ entry.write_iops == 0 ?
+ 0 : entry.write_latency / (1000 * entry.write_iops),
+ entry.write_latency_max);
+ usleep(100);
+ }
+ printf("\n");
+ }
+}
+
+static void performance_stats_v2_print(struct performance_stats *log, int duration)
+{
+ for (int i = 0; i < duration; i++) {
+ // Print timestamp
+
+ time_t timestamp_ms = int48_to_long(log->v2.timestamps[i].timestamp);
+ time_t timestamp_s = timestamp_ms / 1000;
+ int time_ms = timestamp_ms % 1000;
+ char time_s[32] = {0};
+
+ strftime(time_s, sizeof(time_s), "%Y-%m-%d %H:%M:%S", localtime(&timestamp_s));
+ printf("Timestamp %2d: %s.%03d\n", i + 1, time_s, time_ms);
+
+ // Print entry title
+
+ printf("%-8s%-23s%-23s%-23s%-23s%-23s%-23s%-23s%-23s\n",
+ "Entry",
+ "Read-IOs(IOPS)", "Read-Bandwidth(KiB)",
+ "Avg-Read-Latency(us)", "Max-Read-Latency(us)",
+ "Write-IOs(IOPS)", "Write-Bandwidth(KiB)",
+ "Avg-Write-Latency(us)", "Max-Write-Latency(us)");
+
+ // Print all entries content
+ for (int j = 0; j < 3600; j++) {
+ uint32_t read_iops =
+ log->v2.timestamps[i].entries[j].read_iops;
+ uint32_t read_bandwidth =
+ log->v2.timestamps[i].entries[j].read_bandwidth;
+ uint32_t read_latency_avg =
+ log->v2.timestamps[i].entries[j].read_latency_avg;
+ uint32_t read_latency_max =
+ log->v2.timestamps[i].entries[j].read_latency_max;
+ uint32_t scale_of_read_iops =
+ log->v2.timestamps[i].entries[j].scale_of_read_iops;
+ uint32_t scale_of_read_bandwidth =
+ log->v2.timestamps[i].entries[j].scale_of_read_bandwidth;
+ uint32_t scale_of_read_latency_avg =
+ log->v2.timestamps[i].entries[j].scale_of_read_latency_avg;
+ uint32_t scale_of_read_latency_max =
+ log->v2.timestamps[i].entries[j].scale_of_read_latency_max;
+
+ uint32_t write_iops =
+ log->v2.timestamps[i].entries[j].write_iops;
+ uint32_t write_bandwidth =
+ log->v2.timestamps[i].entries[j].write_bandwidth;
+ uint32_t write_latency_avg =
+ log->v2.timestamps[i].entries[j].write_latency_avg;
+ uint32_t write_latency_max =
+ log->v2.timestamps[i].entries[j].write_latency_max;
+ uint32_t scale_of_write_iops =
+ log->v2.timestamps[i].entries[j].scale_of_write_iops;
+ uint32_t scale_of_write_bandwidth =
+ log->v2.timestamps[i].entries[j].scale_of_write_bandwidth;
+ uint32_t scale_of_write_latency_avg =
+ log->v2.timestamps[i].entries[j].scale_of_write_latency_avg;
+ uint32_t scale_of_write_latency_max =
+ log->v2.timestamps[i].entries[j].scale_of_write_latency_max;
+
+ if (read_iops == 0 && write_iops == 0)
+ continue;
+
+ while (scale_of_read_iops < 4 && scale_of_read_iops) {
+ read_iops *= 10;
+ scale_of_read_iops--;
+ }
+ while (scale_of_read_bandwidth < 3 && scale_of_read_bandwidth) {
+ read_bandwidth *= 1024;
+ scale_of_read_bandwidth--;
+ }
+ while (scale_of_read_latency_avg < 3 && scale_of_read_latency_avg) {
+ read_latency_avg *= 1000;
+ scale_of_read_latency_avg--;
+ }
+ while (scale_of_read_latency_max < 3 && scale_of_read_latency_max) {
+ read_latency_max *= 1000;
+ scale_of_read_latency_max--;
+ }
+
+ while (scale_of_write_iops < 4 && scale_of_write_iops) {
+ write_iops *= 10;
+ scale_of_write_iops--;
+ }
+ while (scale_of_write_bandwidth < 3 && scale_of_write_bandwidth) {
+ write_bandwidth *= 1024;
+ scale_of_write_bandwidth--;
+ }
+ while (scale_of_write_latency_avg < 3 && scale_of_write_latency_avg) {
+ write_latency_avg *= 1000;
+ scale_of_write_latency_avg--;
+ }
+ while (scale_of_write_latency_max < 3 && scale_of_write_latency_max) {
+ write_latency_max *= 1000;
+ scale_of_write_latency_max--;
+ }
+
+ printf("%-8u%-23u%-23u%-23u%-23u%-23u%-23u%-23u%-23u\n",
+ j + 1,
+ read_iops,
+ read_bandwidth,
+ read_latency_avg,
+ read_latency_max,
+ write_iops,
+ write_bandwidth,
+ write_latency_avg,
+ write_latency_max);
+ usleep(100);
+ }
+ printf("\n");
+ }
+}
+
+static void performance_stats_print(struct performance_stats *log, const char *devname,
+ int duration)
+{
+ uint8_t version = *(uint8_t *)&log->raw[0];
+
+ printf("Version: %u\n", version);
+ printf("\n");
+ printf("Performance Stat log for NVMe device: %s\n", devname);
+ printf("\n");
+
+ switch (version) {
+ case 1:
+ performance_stats_v1_print(log, duration);
+ break;
+ case 2:
+ performance_stats_v2_print(log, duration);
+ break;
+ default:
+ fprintf(stderr, "Version %u: Not supported yet\n", version);
+ break;
+ }
+}
+
+static int mb_get_performance_stats(int argc, char **argv, struct command *cmd,
+ struct plugin *plugin)
+{
+ // Get the configuration
+
+ struct config {
+ int duration;
+ bool raw_binary;
+ };
+
+ struct config cfg = {.duration = 1, .raw_binary = false};
+
+ OPT_ARGS(opts) = {
+ OPT_UINT("duration",
+ 'd',
+ &cfg.duration,
+ "[1-24] hours: duration of the log to be printed, default is 1 hour"),
+ OPT_FLAG("raw-binary",
+ 'b',
+ &cfg.raw_binary,
+ "dump the whole log buffer in binary format"),
+ OPT_END()};
+
+ _cleanup_nvme_dev_ struct nvme_dev *dev = NULL;
+
+ int err = parse_and_open(&dev, argc, argv, cmd->help, opts);
+
+ if (err)
+ return err;
+
+ // Check parameters
+ if (cfg.duration < 1 || cfg.duration > 24) {
+ fprintf(stderr, "duration must be between 1 and 24.\n");
+ exit(1);
+ }
+
+ // Get log
+
+ struct performance_stats log = {0};
+
+ int log_size = 4 + cfg.duration * sizeof(struct performance_stats_timestamp);
+ // Get one more timestamp if duration is odd number to avoid non-dw alignment issues
+ int xfer_size = (cfg.duration % 2) > 0 ?
+ (4 + (cfg.duration + 1) * sizeof(struct performance_stats_timestamp)) : log_size;
+
+ err = nvme_get_log_simple(dev_fd(dev), LID_PERFORMANCE_STATISTICS, xfer_size, &log);
+ if (!err) {
+ if (!cfg.raw_binary)
+ performance_stats_print(&log, dev->name, cfg.duration);
+ else
+ d_raw((unsigned char *)&log, log_size);
+ } else if (err > 0) {
+ nvme_show_status(err);
+ } else {
+ nvme_show_error("%s: %s", cmd->name, nvme_strerror(errno));
+ }
- dev_close(dev);
return err;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-29 13:04:05 +0000