diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/stats_task.rs | 43 |
1 files changed, 41 insertions, 2 deletions
diff --git a/src/stats_task.rs b/src/stats_task.rs index 8b82373..47e93e2 100644 --- a/src/stats_task.rs +++ b/src/stats_task.rs @@ -1,5 +1,5 @@ use std::mem::MaybeUninit; -use bollard::container::{BlkioStatsEntry, StatsOptions}; +use bollard::container::{BlkioStatsEntry, MemoryStatsStats, MemoryStatsStatsV1, StatsOptions}; use bollard::models::ContainerSummary; use bollard::Docker; use opentelemetry::metrics::MeterProvider; @@ -211,7 +211,46 @@ pub fn launch_stats_task( } meter_container_last_seen.record(SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_secs(), shared_labels); - } else { + + // cgroups values references: + // - https://github.com/docker/cli/blob/91cbde67/cli/command/container/stats_helpers.go#L230-L231 + // - https://github.com/google/cadvisor/blob/f6e31a3c/info/v1/container.go#L389 (yes, v1, roll w it) + // - https://www.kernel.org/doc/html/latest/admin-guide/cgroup-v2.html + + if let Some(all_usage) = stats.memory_stats.usage { + if cfg!(windows) { + // todo + // i have no way to test cgroups v2 so only work on v1 - see readme for more info + } else if let Some(MemoryStatsStats::V2(v2stats)) = stats.memory_stats.stats { + // container_memory_cache + + + // container_memory_failcnt only on cgroups v1 + + // container_memory_failures_total + v2stats.pgfault; // label failure_type=pgfault + v2stats.pgmajfault; // label failure_type=pgmajfault + + // container_memory_mapped_file + v2stats.file; // includes tmpfs + + // container_memory_max_usage_bytes only on cgroups v1 + + // container_memory_migrate + + + // container_memory_numa_pages omitted cause its hard :< + + // container_memory_rss: may need recalcing + + // container_memory_swap: can't get + + // container_memory_usage_bytes: how? + + // container_memory_working_set_bytes: not reported + } + } + } else { // failed to get stats, log as such: // TODO: use json logging or syslog so loki can understand this lol println!( |