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Diffstat (limited to 'plugins/zns/zns.c')
-rw-r--r--plugins/zns/zns.c244
1 files changed, 127 insertions, 117 deletions
diff --git a/plugins/zns/zns.c b/plugins/zns/zns.c
index 0b96346..f8809ba 100644
--- a/plugins/zns/zns.c
+++ b/plugins/zns/zns.c
@@ -120,7 +120,8 @@ static int id_ctrl(int argc, char **argv, struct command *cmd, struct plugin *pl
enum nvme_print_flags flags;
struct nvme_zns_id_ctrl ctrl;
- int fd, err = -1;
+ struct nvme_dev *dev;
+ int err = -1;
struct config {
char *output_format;
@@ -135,15 +136,15 @@ static int id_ctrl(int argc, char **argv, struct command *cmd, struct plugin *pl
OPT_END()
};
- fd = parse_and_open(argc, argv, desc, opts);
- if (fd < 0)
+ err = parse_and_open(&dev, argc, argv, desc, opts);
+ if (err)
return errno;
err = flags = validate_output_format(cfg.output_format);
if (flags < 0)
goto close_fd;
- err = nvme_zns_identify_ctrl(fd, &ctrl);
+ err = nvme_zns_identify_ctrl(dev_fd(dev), &ctrl);
if (!err)
nvme_show_zns_id_ctrl(&ctrl, flags);
else if (err > 0)
@@ -151,7 +152,7 @@ static int id_ctrl(int argc, char **argv, struct command *cmd, struct plugin *pl
else
perror("zns identify controller");
close_fd:
- close(fd);
+ dev_close(dev);
return err;
}
@@ -166,7 +167,8 @@ static int id_ns(int argc, char **argv, struct command *cmd, struct plugin *plug
enum nvme_print_flags flags;
struct nvme_zns_id_ns ns;
struct nvme_id_ns id_ns;
- int fd, err = -1;
+ struct nvme_dev *dev;
+ int err = -1;
struct config {
char *output_format;
@@ -187,8 +189,8 @@ static int id_ns(int argc, char **argv, struct command *cmd, struct plugin *plug
OPT_END()
};
- fd = parse_and_open(argc, argv, desc, opts);
- if (fd < 0)
+ err = parse_and_open(&dev, argc, argv, desc, opts);
+ if (err)
return errno;
flags = validate_output_format(cfg.output_format);
@@ -200,20 +202,20 @@ static int id_ns(int argc, char **argv, struct command *cmd, struct plugin *plug
flags |= VERBOSE;
if (!cfg.namespace_id) {
- err = nvme_get_nsid(fd, &cfg.namespace_id);
+ err = nvme_get_nsid(dev_fd(dev), &cfg.namespace_id);
if (err < 0) {
perror("get-namespace-id");
goto close_fd;
}
}
- err = nvme_identify_ns(fd, cfg.namespace_id, &id_ns);
+ err = nvme_identify_ns(dev_fd(dev), cfg.namespace_id, &id_ns);
if (err) {
nvme_show_status(err);
goto close_fd;
}
- err = nvme_zns_identify_ns(fd, cfg.namespace_id, &ns);
+ err = nvme_zns_identify_ns(dev_fd(dev), cfg.namespace_id, &ns);
if (!err)
nvme_show_zns_id_ns(&ns, &id_ns, flags);
else if (err > 0)
@@ -221,7 +223,7 @@ static int id_ns(int argc, char **argv, struct command *cmd, struct plugin *plug
else
perror("zns identify namespace");
close_fd:
- close(fd);
+ dev_close(dev);
return err;
}
@@ -231,8 +233,8 @@ static int zns_mgmt_send(int argc, char **argv, struct command *cmd, struct plug
const char *zslba = "starting LBA of the zone for this command";
const char *select_all = "send command to all zones";
const char *timeout = "timeout value, in milliseconds";
-
- int err, fd, zcapc = 0;
+ struct nvme_dev *dev;
+ int err, zcapc = 0;
char *command;
__u32 result;
@@ -253,16 +255,16 @@ static int zns_mgmt_send(int argc, char **argv, struct command *cmd, struct plug
OPT_END()
};
- err = fd = parse_and_open(argc, argv, desc, opts);
- if (fd < 0)
+ err = parse_and_open(&dev, argc, argv, desc, opts);
+ if (err)
goto ret;
err = asprintf(&command, "%s-%s", plugin->name, cmd->name);
if (err < 0)
- goto close_fd;
+ goto close_dev;
if (!cfg.namespace_id) {
- err = nvme_get_nsid(fd, &cfg.namespace_id);
+ err = nvme_get_nsid(dev_fd(dev), &cfg.namespace_id);
if (err < 0) {
perror("get-namespace-id");
goto free;
@@ -271,7 +273,7 @@ static int zns_mgmt_send(int argc, char **argv, struct command *cmd, struct plug
struct nvme_zns_mgmt_send_args args = {
.args_size = sizeof(args),
- .fd = fd,
+ .fd = dev_fd(dev),
.nsid = cfg.namespace_id,
.slba = cfg.zslba,
.zsa = zsa,
@@ -297,8 +299,8 @@ static int zns_mgmt_send(int argc, char **argv, struct command *cmd, struct plug
perror(desc);
free:
free(command);
-close_fd:
- close(fd);
+close_dev:
+ dev_close(dev);
ret:
return err;
}
@@ -344,7 +346,8 @@ static int zone_mgmt_send(int argc, char **argv, struct command *cmd, struct plu
const char *data = "optional file for data (default stdin)";
const char *timeout = "timeout value, in milliseconds";
- int fd, ffd = STDIN_FILENO, err = -1;
+ int ffd = STDIN_FILENO, err = -1;
+ struct nvme_dev *dev;
void *buf = NULL;
struct config {
@@ -372,41 +375,42 @@ static int zone_mgmt_send(int argc, char **argv, struct command *cmd, struct plu
OPT_END()
};
- fd = parse_and_open(argc, argv, desc, opts);
- if (fd < 0)
+ err = parse_and_open(&dev, argc, argv, desc, opts);
+ if (err)
return errno;
if (!cfg.namespace_id) {
- err = nvme_get_nsid(fd, &cfg.namespace_id);
+ err = nvme_get_nsid(dev_fd(dev), &cfg.namespace_id);
if (err < 0) {
perror("get-namespace-id");
- goto close_fd;
+ goto close_dev;
}
}
if (!cfg.zsa) {
fprintf(stderr, "zone send action must be specified\n");
err = -EINVAL;
- goto close_fd;
+ goto close_dev;
}
if (cfg.zsa == NVME_ZNS_ZSA_SET_DESC_EXT) {
if(!cfg.data_len) {
- int data_len = get_zdes_bytes(fd, cfg.namespace_id);
+ int data_len = get_zdes_bytes(dev_fd(dev),
+ cfg.namespace_id);
if (data_len == 0) {
fprintf(stderr,
"Zone Descriptor Extensions are not supported\n");
- goto close_fd;
+ goto close_dev;
} else if (data_len < 0) {
err = data_len;
- goto close_fd;
+ goto close_dev;
}
cfg.data_len = data_len;
}
if (posix_memalign(&buf, getpagesize(), cfg.data_len)) {
fprintf(stderr, "can not allocate feature payload\n");
- goto close_fd;
+ goto close_dev;
}
memset(buf, 0, cfg.data_len);
@@ -428,13 +432,13 @@ static int zone_mgmt_send(int argc, char **argv, struct command *cmd, struct plu
fprintf(stderr,
"data, data_len only valid with set extended descriptor\n");
err = -EINVAL;
- goto close_fd;
+ goto close_dev;
}
}
struct nvme_zns_mgmt_send_args args = {
.args_size = sizeof(args),
- .fd = fd,
+ .fd = dev_fd(dev),
.nsid = cfg.namespace_id,
.slba = cfg.zslba,
.zsa = cfg.zsa,
@@ -461,8 +465,8 @@ close_ffd:
close(ffd);
free:
free(buf);
-close_fd:
- close(fd);
+close_dev:
+ dev_close(dev);
return err;
}
@@ -487,8 +491,8 @@ static int open_zone(int argc, char **argv, struct command *cmd, struct plugin *
const char *zrwaa = "Allocate Zone Random Write Area to zone";
const char *select_all = "send command to all zones";
const char *timeout = "timeout value, in milliseconds";
-
- int err, fd;
+ struct nvme_dev *dev;
+ int err;
struct config {
__u64 zslba;
@@ -510,21 +514,21 @@ static int open_zone(int argc, char **argv, struct command *cmd, struct plugin *
OPT_END()
};
- fd = parse_and_open(argc, argv, desc, opts);
- if (fd < 0)
+ err = parse_and_open(&dev, argc, argv, desc, opts);
+ if (err)
return errno;
if (!cfg.namespace_id) {
- err = nvme_get_nsid(fd, &cfg.namespace_id);
+ err = nvme_get_nsid(dev_fd(dev), &cfg.namespace_id);
if (err < 0) {
perror("get-namespace-id");
- goto close_fd;
+ goto close_dev;
}
}
struct nvme_zns_mgmt_send_args args = {
.args_size = sizeof(args),
- .fd = fd,
+ .fd = dev_fd(dev),
.nsid = cfg.namespace_id,
.slba = cfg.zslba,
.zsa = NVME_ZNS_ZSA_OPEN,
@@ -541,8 +545,8 @@ static int open_zone(int argc, char **argv, struct command *cmd, struct plugin *
(uint64_t)cfg.zslba, cfg.namespace_id);
else
nvme_show_status(err);
-close_fd:
- close(fd);
+close_dev:
+ dev_close(dev);
return err;
}
@@ -568,7 +572,8 @@ static int set_zone_desc(int argc, char **argv, struct command *cmd, struct plug
const char *data = "optional file for zone extention data (default stdin)";
const char *timeout = "timeout value, in milliseconds";
- int fd, ffd = STDIN_FILENO, err;
+ int ffd = STDIN_FILENO, err;
+ struct nvme_dev *dev;
void *buf = NULL;
int data_len;
@@ -591,33 +596,33 @@ static int set_zone_desc(int argc, char **argv, struct command *cmd, struct plug
OPT_END()
};
- fd = parse_and_open(argc, argv, desc, opts);
- if (fd < 0)
+ err = parse_and_open(&dev, argc, argv, desc, opts);
+ if (err)
return errno;
if (!cfg.namespace_id) {
- err = nvme_get_nsid(fd, &cfg.namespace_id);
+ err = nvme_get_nsid(dev_fd(dev), &cfg.namespace_id);
if (err < 0) {
perror("get-namespace-id");
- goto close_fd;
+ goto close_dev;
}
}
- data_len = get_zdes_bytes(fd, cfg.namespace_id);
+ data_len = get_zdes_bytes(dev_fd(dev), cfg.namespace_id);
if (!data_len || data_len < 0) {
fprintf(stderr,
"zone format does not provide descriptor extention\n");
errno = EINVAL;
err = -1;
- goto close_fd;
+ goto close_dev;
}
buf = calloc(1, data_len);
if (!buf) {
perror("could not alloc memory for zone desc");
err = -ENOMEM;
- goto close_fd;
+ goto close_dev;
}
if (cfg.file) {
@@ -637,7 +642,7 @@ static int set_zone_desc(int argc, char **argv, struct command *cmd, struct plug
struct nvme_zns_mgmt_send_args args = {
.args_size = sizeof(args),
- .fd = fd,
+ .fd = dev_fd(dev),
.nsid = cfg.namespace_id,
.slba = cfg.zslba,
.zsa = NVME_ZNS_ZSA_SET_DESC_EXT,
@@ -661,8 +666,8 @@ close_ffd:
close(ffd);
free:
free(buf);
-close_fd:
- close(fd);
+close_dev:
+ dev_close(dev);
return err;
}
@@ -672,8 +677,8 @@ static int zrwa_flush_zone(int argc, char **argv, struct command *cmd, struct pl
const char *desc = "Flush Explicit ZRWA Range";
const char *slba = "LBA to flush up to";
const char *timeout = "timeout value, in milliseconds";
-
- int err, fd;
+ struct nvme_dev *dev;
+ int err;
struct config {
__u64 lba;
@@ -690,21 +695,21 @@ static int zrwa_flush_zone(int argc, char **argv, struct command *cmd, struct pl
OPT_END()
};
- fd = parse_and_open(argc, argv, desc, opts);
- if (fd < 0)
+ err = parse_and_open(&dev, argc, argv, desc, opts);
+ if (err)
return errno;
if (!cfg.namespace_id) {
- err = nvme_get_nsid(fd, &cfg.namespace_id);
+ err = nvme_get_nsid(dev_fd(dev), &cfg.namespace_id);
if (err < 0) {
perror("get-namespace-id");
- goto close_fd;
+ goto close_dev;
}
}
struct nvme_zns_mgmt_send_args args = {
.args_size = sizeof(args),
- .fd = fd,
+ .fd = dev_fd(dev),
.nsid = cfg.namespace_id,
.slba = cfg.lba,
.zsa = NVME_ZNS_ZSA_ZRWA_FLUSH,
@@ -721,8 +726,8 @@ static int zrwa_flush_zone(int argc, char **argv, struct command *cmd, struct pl
(uint64_t)cfg.lba, cfg.namespace_id);
else
nvme_show_status(err);
-close_fd:
- close(fd);
+close_dev:
+ dev_close(dev);
return err;
}
@@ -736,8 +741,9 @@ static int zone_mgmt_recv(int argc, char **argv, struct command *cmd, struct plu
const char *data_len = "length of data in bytes";
enum nvme_print_flags flags;
- int fd, err = -1;
+ struct nvme_dev *dev;
void *data = NULL;
+ int err = -1;
struct config {
char *output_format;
@@ -764,39 +770,39 @@ static int zone_mgmt_recv(int argc, char **argv, struct command *cmd, struct plu
OPT_END()
};
- fd = parse_and_open(argc, argv, desc, opts);
- if (fd < 0)
+ err = parse_and_open(&dev, argc, argv, desc, opts);
+ if (err)
return errno;
flags = validate_output_format(cfg.output_format);
if (flags < 0)
- goto close_fd;
+ goto close_dev;
if (!cfg.namespace_id) {
- err = nvme_get_nsid(fd, &cfg.namespace_id);
+ err = nvme_get_nsid(dev_fd(dev), &cfg.namespace_id);
if (err < 0) {
perror("get-namespace-id");
- goto close_fd;
+ goto close_dev;
}
}
if (cfg.zra == NVME_ZNS_ZRA_REPORT_ZONES && !cfg.data_len) {
fprintf(stderr, "error: data len is needed for NVME_ZRA_ZONE_REPORT\n");
err = -EINVAL;
- goto close_fd;
+ goto close_dev;
}
if (cfg.data_len) {
data = calloc(1, cfg.data_len);
if (!data) {
perror("could not alloc memory for zone mgmt receive data");
err = -ENOMEM;
- goto close_fd;
+ goto close_dev;
}
}
struct nvme_zns_mgmt_recv_args args = {
.args_size = sizeof(args),
- .fd = fd,
+ .fd = dev_fd(dev),
.nsid = cfg.namespace_id,
.slba = cfg.zslba,
.zra = cfg.zra,
@@ -817,8 +823,8 @@ static int zone_mgmt_recv(int argc, char **argv, struct command *cmd, struct plu
perror("zns zone-mgmt-recv");
free(data);
-close_fd:
- close(fd);
+close_dev:
+ dev_close(dev);
return err;
}
@@ -833,11 +839,11 @@ static int report_zones(int argc, char **argv, struct command *cmd, struct plugi
const char *verbose = "show report zones verbosity";
enum nvme_print_flags flags;
- int fd, zdes = 0, err = -1;
+ int zdes = 0, err = -1;
+ struct nvme_dev *dev;
__u32 report_size;
- void *report;
bool huge = false;
- struct nvme_zone_report *buff;
+ struct nvme_zone_report *report, *buff;
unsigned int nr_zones_chunks = 1024, /* 1024 entries * 64 bytes per entry = 64k byte transfer */
nr_zones_retrieved = 0,
@@ -879,39 +885,39 @@ static int report_zones(int argc, char **argv, struct command *cmd, struct plugi
OPT_END()
};
- fd = parse_and_open(argc, argv, desc, opts);
- if (fd < 0)
+ err = parse_and_open(&dev, argc, argv, desc, opts);
+ if (err)
return errno;
flags = validate_output_format(cfg.output_format);
if (flags < 0)
- goto close_fd;
+ goto close_dev;
if (cfg.verbose)
flags |= VERBOSE;
if (!cfg.namespace_id) {
- err = nvme_get_nsid(fd, &cfg.namespace_id);
+ err = nvme_get_nsid(dev_fd(dev), &cfg.namespace_id);
if (err < 0) {
perror("get-namespace-id");
- goto close_fd;
+ goto close_dev;
}
}
if (cfg.extended) {
- zdes = get_zdes_bytes(fd, cfg.namespace_id);
+ zdes = get_zdes_bytes(dev_fd(dev), cfg.namespace_id);
if (zdes < 0) {
err = zdes;
- goto close_fd;
+ goto close_dev;
}
}
- err = nvme_identify_ns(fd, cfg.namespace_id, &id_ns);
+ err = nvme_identify_ns(dev_fd(dev), cfg.namespace_id, &id_ns);
if (err) {
nvme_show_status(err);
- goto close_fd;
+ goto close_dev;
}
- err = nvme_zns_identify_ns(fd, cfg.namespace_id, &id_zns);
+ err = nvme_zns_identify_ns(dev_fd(dev), cfg.namespace_id, &id_zns);
if (!err) {
/* get zsze field from zns id ns data - needed for offset calculation */
nvme_id_ns_flbas_to_lbaf_inuse(id_ns.flbas, &lbaf);
@@ -919,17 +925,17 @@ static int report_zones(int argc, char **argv, struct command *cmd, struct plugi
}
else {
nvme_show_status(err);
- goto close_fd;
+ goto close_dev;
}
log_len = sizeof(struct nvme_zone_report);
buff = calloc(1, log_len);
if (!buff) {
err = -ENOMEM;
- goto close_fd;
+ goto close_dev;
}
- err = nvme_zns_report_zones(fd, cfg.namespace_id, 0,
+ err = nvme_zns_report_zones(dev_fd(dev), cfg.namespace_id, 0,
cfg.state, false, false,
log_len, buff,
NVME_DEFAULT_IOCTL_TIMEOUT, NULL);
@@ -959,7 +965,7 @@ static int report_zones(int argc, char **argv, struct command *cmd, struct plugi
if (!report) {
perror("alloc");
err = -ENOMEM;
- goto close_fd;
+ goto close_dev;
}
offset = cfg.zslba;
@@ -977,7 +983,8 @@ static int report_zones(int argc, char **argv, struct command *cmd, struct plugi
log_len = sizeof(struct nvme_zone_report) + ((sizeof(struct nvme_zns_desc) * nr_zones_chunks) + (nr_zones_chunks * zdes));
}
- err = nvme_zns_report_zones(fd, cfg.namespace_id, offset,
+ err = nvme_zns_report_zones(dev_fd(dev), cfg.namespace_id,
+ offset,
cfg.state, cfg.extended,
cfg.partial, log_len, report,
NVME_DEFAULT_IOCTL_TIMEOUT, NULL);
@@ -991,7 +998,7 @@ static int report_zones(int argc, char **argv, struct command *cmd, struct plugi
zdes, log_len, flags, zone_list);
nr_zones_retrieved += nr_zones_chunks;
- offset = (nr_zones_retrieved * zsze);
+ offset = le64_to_cpu(report->entries[nr_zones_chunks-1].zslba) + zsze;
}
if (flags & JSON)
@@ -1001,8 +1008,8 @@ static int report_zones(int argc, char **argv, struct command *cmd, struct plugi
free_buff:
free(buff);
-close_fd:
- close(fd);
+close_dev:
+ dev_close(dev);
return err;
}
@@ -1025,10 +1032,11 @@ static int zone_append(int argc, char **argv, struct command *cmd, struct plugin
const char *data_size = "size of data in bytes";
const char *latency = "output latency statistics";
- int err = -1, fd, dfd = STDIN_FILENO, mfd = STDIN_FILENO;
+ int err = -1, dfd = STDIN_FILENO, mfd = STDIN_FILENO;
unsigned int lba_size, meta_size;
void *buf = NULL, *mbuf = NULL;
__u16 nblocks, control = 0;
+ struct nvme_dev *dev;
__u64 result;
__u8 lba_index;
struct timeval start_time, end_time;
@@ -1072,28 +1080,28 @@ static int zone_append(int argc, char **argv, struct command *cmd, struct plugin
OPT_END()
};
- fd = parse_and_open(argc, argv, desc, opts);
- if (fd < 0)
+ err = parse_and_open(&dev, argc, argv, desc, opts);
+ if (err)
return errno;
if (!cfg.data_size) {
fprintf(stderr, "Append size not provided\n");
errno = EINVAL;
- goto close_fd;
+ goto close_dev;
}
if (!cfg.namespace_id) {
- err = nvme_get_nsid(fd, &cfg.namespace_id);
+ err = nvme_get_nsid(dev_fd(dev), &cfg.namespace_id);
if (err < 0) {
perror("get-namespace-id");
- goto close_fd;
+ goto close_dev;
}
}
- err = nvme_identify_ns(fd, cfg.namespace_id, &ns);
+ err = nvme_identify_ns(dev_fd(dev), cfg.namespace_id, &ns);
if (err) {
nvme_show_status(err);
- goto close_fd;
+ goto close_dev;
}
nvme_id_ns_flbas_to_lbaf_inuse(ns.flbas, &lba_index);
@@ -1103,7 +1111,7 @@ static int zone_append(int argc, char **argv, struct command *cmd, struct plugin
"Data size:%#"PRIx64" not aligned to lba size:%#x\n",
(uint64_t)cfg.data_size, lba_size);
errno = EINVAL;
- goto close_fd;
+ goto close_dev;
}
meta_size = ns.lbaf[lba_index].ms;
@@ -1113,20 +1121,20 @@ static int zone_append(int argc, char **argv, struct command *cmd, struct plugin
"Metadata size:%#"PRIx64" not aligned to metadata size:%#x\n",
(uint64_t)cfg.metadata_size, meta_size);
errno = EINVAL;
- goto close_fd;
+ goto close_dev;
}
if (cfg.prinfo > 0xf) {
fprintf(stderr, "Invalid value for prinfo:%#x\n", cfg.prinfo);
errno = EINVAL;
- goto close_fd;
+ goto close_dev;
}
if (cfg.data) {
dfd = open(cfg.data, O_RDONLY);
if (dfd < 0) {
perror(cfg.data);
- goto close_fd;
+ goto close_dev;
}
}
@@ -1179,7 +1187,7 @@ static int zone_append(int argc, char **argv, struct command *cmd, struct plugin
struct nvme_zns_append_args args = {
.args_size = sizeof(args),
- .fd = fd,
+ .fd = dev_fd(dev),
.nsid = cfg.namespace_id,
.zslba = cfg.zslba,
.nlb = nblocks,
@@ -1219,8 +1227,8 @@ free_data:
close_dfd:
if (cfg.data)
close(dfd);
-close_fd:
- close(fd);
+close_dev:
+ dev_close(dev);
return err;
}
@@ -1231,7 +1239,8 @@ static int changed_zone_list(int argc, char **argv, struct command *cmd, struct
struct nvme_zns_changed_zone_log log;
enum nvme_print_flags flags;
- int fd, err = -1;
+ struct nvme_dev *dev;
+ int err = -1;
struct config {
char *output_format;
@@ -1250,8 +1259,8 @@ static int changed_zone_list(int argc, char **argv, struct command *cmd, struct
OPT_END()
};
- fd = parse_and_open(argc, argv, desc, opts);
- if (fd < 0)
+ err = parse_and_open(&dev, argc, argv, desc, opts);
+ if (err)
return errno;
flags = validate_output_format(cfg.output_format);
@@ -1259,14 +1268,15 @@ static int changed_zone_list(int argc, char **argv, struct command *cmd, struct
goto close_fd;
if (!cfg.namespace_id) {
- err = nvme_get_nsid(fd, &cfg.namespace_id);
+ err = nvme_get_nsid(dev_fd(dev), &cfg.namespace_id);
if (err < 0) {
perror("get-namespace-id");
goto close_fd;
}
}
- err = nvme_get_log_zns_changed_zones(fd, cfg.namespace_id, cfg.rae, &log);
+ err = nvme_get_log_zns_changed_zones(dev_fd(dev), cfg.namespace_id,
+ cfg.rae, &log);
if (!err)
nvme_show_zns_changed(&log, flags);
else if (err > 0)
@@ -1275,6 +1285,6 @@ static int changed_zone_list(int argc, char **argv, struct command *cmd, struct
perror("zns changed-zone-list");
close_fd:
- close(fd);
+ dev_close(dev);
return err;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-02 05:31:27 +0000