libbpf-tools: add dcstat for monitoring disk cache statistics. - Githubissues

iovisor / bcc

BCC - Tools for BPF-based Linux IO analysis, networking, monitoring, and more

Apache License 2.0

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libbpf-tools: add dcstat for monitoring disk cache statistics. #4976

Open Pratima9823 opened 5 months ago

Pratima9823 commented 5 months ago

BCC supports dcstat.py for monitoring disk cache statistics
- bcc/tools/dcstat.py at libbpf-tools-dcstat · Pratima9823/bcc (github.com
We've added support for monitoring disk cache statistics for libbpf tools as well

$ cd libbpf-tools/
$ make dcstat
$ sudo ./dcstat
TIME          REFS/s    SLOW/s    MISS/s  HITS
16:56:14:      4081      105       26    99.36
16:56:15:     14691      168       47    99.68
16:56:16:     12634      164       44    99.65
16:56:17:      1884      146       29    98.46
16:56:18:       209        0        0   100.00
16:56:19:       181        0        0   100.00

Supported CLI options similar to dcstat.py
- Interval
- Count