From bc68109db8223c334f010d6506623a0a9b65adb0 Mon Sep 17 00:00:00 2001 From: Mayur Kale Date: Fri, 12 Apr 2019 21:32:46 -0700 Subject: [PATCH] Add memory metrics --- metrics/SystemMetrics.md | 33 ++++++++++++++++++--------------- 1 file changed, 18 insertions(+), 15 deletions(-) diff --git a/metrics/SystemMetrics.md b/metrics/SystemMetrics.md index 9f7d138..e672a98 100644 --- a/metrics/SystemMetrics.md +++ b/metrics/SystemMetrics.md @@ -7,27 +7,30 @@ TODO: Add list of supported platforms. ## Common metrics collection These are some default metrics supported by OpenCensus system metrics package/contrib. This is to ensure consistency across language implementations, as far as practical. -| Metric Name | Unit | Type | Description | Labels | -|-------------------------------------------|-------|----------------------------|-----------------------------------------------------------------------------------------------|-----------------| -| system/cpu_seconds/total | s | Int64 Cumulative | Total kernel/system user CPU in seconds. | Hostname, Mode | -| system/processes/created | 1 | Int64 Cumulative | Total number of times a process was created. | Hostname | -| system/processes/running | 1 | Int64 Gauge | Total number of running processes. | Hostname | -| system/disk/total | By | Int64 Gauge | The total available system disk space in bytes. | Hostname, Volume | -| system/disk/used | By | Int64 Gauge | The total used system disk space in bytes. | Hostname, Volume | -| process/heap/total | By | Int64 Gauge | The process's total allocated heap size in bytes. | Hostname | -| process/heap/used | By | Int64 Gauge | The process's total used heap size in bytes. | Hostname | -| process/memory/rss | By | Int64 Gauge | Resident memory size in bytes. | Hostname | -| process/file_descriptor/max | 1 | Int64 Gauge | The maximum limit of file descriptor count. | Hostname | -| process/file_descriptor/open | 1 | Int64 Gauge | The number of open file descriptor count. | Hostname | -| process/start_time | s | Int64 Cumulative | The start time of the process since unix epoch in seconds. | Hostname | -| process/cpu/usage | s | Int64 Cumulative | The total user and system CPU time spent in seconds. | Hostname | +| Metric Name | Unit | Type | Description | Labels | +|-------------------------------------------|-------|----------------------------|--------------------------------------------------------------------|-------------------------| +| system/cpu_seconds/total | s | Int64 Cumulative | Total kernel/system user CPU in seconds. | Hostname, Mode | +| system/processes/created | 1 | Int64 Cumulative | Total number of times a process was created. | Hostname | +| system/processes/running | 1 | Int64 Gauge | Total number of running processes. | Hostname | +| system/processes/blocked | 1 | Int64 Gauge | Total number of blocked processes. | Hostname | +| system/memory/total | By | Int64 Gauge | Total system memory capacity in bytes. | Hostname | +| system/memory/free | By | Int64 Gauge | Total free system memory in bytes. | Hostname | +| system/memory/used | By | Int64 Gauge | Total used system memory in bytes. | Hostname | +| system/disk/total | By | Int64 Gauge | The total available system disk space in bytes. | Hostname, Volume | +| system/disk/used | By | Int64 Gauge | The total used system disk space in bytes. | Hostname, Volume | +| process/memory/rss | By | Int64 Gauge | Resident memory size in bytes. | Hostname | +| process/file_descriptor/max | 1 | Int64 Gauge | The maximum limit of file descriptor count. | Hostname | +| process/file_descriptor/open | 1 | Int64 Gauge | The number of open file descriptor count. | Hostname | +| process/heap/total | By | Int64 Gauge | The process's total allocated heap size in bytes. | Hostname | +| process/heap/used | By | Int64 Gauge | The process's total used heap size in bytes. | Hostname | +| process/cpu/usage | s | Int64 Cumulative | The total user and system CPU time spent in seconds. | Hostname | ### Labels The label keys associated with the above metrics. | Label Key | Description | |--------------------|----------------------------------------------------------------------------------------------------------| -| Mode | The amount of time spent by the CPU in state (i.e. `user, nice, system, idle, iowait`). | +| Mode | The amount of time spent by the CPU in state (i.e. `user, nice, system, idle, iowait, stolen`). | | Volume | The path the fs is mounted on (i.e. `/, /data`) | | Hostname | The hostname of the host (i.e. `opencensus-test`). |