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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 14:31:17 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 14:31:17 +0000 |
commit | 8020f71afd34d7696d7933659df2d763ab05542f (patch) | |
tree | 2fdf1b5447ffd8bdd61e702ca183e814afdcb4fc /collectors/ebpf.plugin/ebpf_dcstat.h | |
parent | Initial commit. (diff) | |
download | netdata-upstream.tar.xz netdata-upstream.zip |
Adding upstream version 1.37.1.upstream/1.37.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'collectors/ebpf.plugin/ebpf_dcstat.h')
-rw-r--r-- | collectors/ebpf.plugin/ebpf_dcstat.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/collectors/ebpf.plugin/ebpf_dcstat.h b/collectors/ebpf.plugin/ebpf_dcstat.h new file mode 100644 index 0000000..d8687f9 --- /dev/null +++ b/collectors/ebpf.plugin/ebpf_dcstat.h @@ -0,0 +1,84 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#ifndef NETDATA_EBPF_DCSTAT_H +#define NETDATA_EBPF_DCSTAT_H 1 + +// Module name +#define NETDATA_EBPF_MODULE_NAME_DCSTAT "dcstat" + +// charts +#define NETDATA_DC_HIT_CHART "dc_hit_ratio" +#define NETDATA_DC_REFERENCE_CHART "dc_reference" +#define NETDATA_DC_REQUEST_NOT_CACHE_CHART "dc_not_cache" +#define NETDATA_DC_REQUEST_NOT_FOUND_CHART "dc_not_found" + +#define NETDATA_DIRECTORY_CACHE_SUBMENU "directory cache (eBPF)" + +// configuration file +#define NETDATA_DIRECTORY_DCSTAT_CONFIG_FILE "dcstat.conf" + +// Contexts +#define NETDATA_CGROUP_DC_HIT_RATIO_CONTEXT "cgroup.dc_ratio" +#define NETDATA_CGROUP_DC_REFERENCE_CONTEXT "cgroup.dc_reference" +#define NETDATA_CGROUP_DC_NOT_CACHE_CONTEXT "cgroup.dc_not_cache" +#define NETDATA_CGROUP_DC_NOT_FOUND_CONTEXT "cgroup.dc_not_found" + +#define NETDATA_SYSTEMD_DC_HIT_RATIO_CONTEXT "services.dc_ratio" +#define NETDATA_SYSTEMD_DC_REFERENCE_CONTEXT "services.dc_reference" +#define NETDATA_SYSTEMD_DC_NOT_CACHE_CONTEXT "services.dc_not_cache" +#define NETDATA_SYSTEMD_DC_NOT_FOUND_CONTEXT "services.dc_not_found" + +#define NETDATA_LATENCY_DCSTAT_SLEEP_MS 700000ULL + +enum directory_cache_indexes { + NETDATA_DCSTAT_IDX_RATIO, + NETDATA_DCSTAT_IDX_REFERENCE, + NETDATA_DCSTAT_IDX_SLOW, + NETDATA_DCSTAT_IDX_MISS, + + // Keep this as last and don't skip numbers as it is used as element counter + NETDATA_DCSTAT_IDX_END +}; + +enum directory_cache_tables { + NETDATA_DCSTAT_GLOBAL_STATS, + NETDATA_DCSTAT_PID_STATS, + NETDATA_DCSTAT_CTRL +}; + +// variables +enum directory_cache_counters { + NETDATA_KEY_DC_REFERENCE, + NETDATA_KEY_DC_SLOW, + NETDATA_KEY_DC_MISS, + + // Keep this as last and don't skip numbers as it is used as element counter + NETDATA_DIRECTORY_CACHE_END +}; + +enum directory_cache_targets { + NETDATA_DC_TARGET_LOOKUP_FAST, + NETDATA_DC_TARGET_D_LOOKUP +}; + +typedef struct netdata_publish_dcstat_pid { + uint64_t cache_access; + uint64_t file_system; + uint64_t not_found; +} netdata_dcstat_pid_t; + +typedef struct netdata_publish_dcstat { + long long ratio; + long long cache_access; + + netdata_dcstat_pid_t curr; + netdata_dcstat_pid_t prev; +} netdata_publish_dcstat_t; + +void *ebpf_dcstat_thread(void *ptr); +void ebpf_dcstat_create_apps_charts(struct ebpf_module *em, void *ptr); +extern struct config dcstat_config; +extern netdata_ebpf_targets_t dc_targets[]; +extern ebpf_local_maps_t dcstat_maps[]; + +#endif // NETDATA_EBPF_DCSTAT_H |