summaryrefslogtreecommitdiffstats
path: root/libnetdata/ebpf
diff options
context:
space:
mode:
Diffstat (limited to 'libnetdata/ebpf')
-rw-r--r--libnetdata/ebpf/ebpf.h28
1 files changed, 26 insertions, 2 deletions
diff --git a/libnetdata/ebpf/ebpf.h b/libnetdata/ebpf/ebpf.h
index 88dbca379..691a4c26e 100644
--- a/libnetdata/ebpf/ebpf.h
+++ b/libnetdata/ebpf/ebpf.h
@@ -181,6 +181,17 @@ enum netdata_controller {
NETDATA_CONTROLLER_APPS_ENABLED,
NETDATA_CONTROLLER_APPS_LEVEL,
+ // These index show the number of elements
+ // stored inside hash tables.
+ //
+ // We have indexes to count increase and
+ // decrease events, because __sync_fetch_and_sub
+ // generates compilation errors.
+ NETDATA_CONTROLLER_PID_TABLE_ADD,
+ NETDATA_CONTROLLER_PID_TABLE_DEL,
+ NETDATA_CONTROLLER_TEMP_TABLE_ADD,
+ NETDATA_CONTROLLER_TEMP_TABLE_DEL,
+
NETDATA_CONTROLLER_END
};
@@ -278,6 +289,17 @@ enum ebpf_threads_status {
NETDATA_THREAD_EBPF_NOT_RUNNING // thread was never started
};
+enum ebpf_global_table_values {
+ NETDATA_EBPF_GLOBAL_TABLE_PID_TABLE_ADD, // Count elements added inside PID table
+ NETDATA_EBPF_GLOBAL_TABLE_PID_TABLE_DEL, // Count elements removed from PID table
+ NETDATA_EBPF_GLOBAL_TABLE_TEMP_TABLE_ADD, // Count elements added inside TEMP table
+ NETDATA_EBPF_GLOBAL_TABLE_TEMP_TABLE_DEL, // Count elements removed from TEMP table
+
+ NETDATA_EBPF_GLOBAL_TABLE_STATUS_END
+};
+
+typedef uint64_t netdata_idx_t;
+
typedef struct ebpf_module {
const char *thread_name;
const char *config_name;
@@ -313,11 +335,13 @@ typedef struct ebpf_module {
// period to run
uint32_t running_time; // internal usage, this is used to reset a value when a new request happens.
uint32_t lifetime;
+
+ netdata_idx_t hash_table_stats[NETDATA_EBPF_GLOBAL_TABLE_STATUS_END];
} ebpf_module_t;
#define EBPF_DEFAULT_LIFETIME 300
-// This will be present until all functions are merged
-#define EBPF_NON_FUNCTION_LIFE_TIME 86400
+// This will be present until all functions are merged. The deadline is planned for 68 years since plugin start
+#define EBPF_NON_FUNCTION_LIFE_TIME UINT_MAX
int ebpf_get_kernel_version();
int get_redhat_release();