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README.md

File metadata and controls

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monitor

RESTified BCC tools.

BCC: https://github.com/iovisor/bcc

Usage:

vfsstat, cachetop, dcstat: curl -v http://localhost:5000/CMD/<ival>/<count>

ext4slower: curl -v "http://localhost:5000/ext4slower?duration=4&pid=2130&threshold=2&csv=True"

bitesize, mdflush: curl -v http://localhost:5000/CMD/<duration>

filelife: curl -v "http://localhost:5000/CMD?duration=<duration>&p=<pid>"

biosnoop: curl -v http://localhost:5000/CMD?duration=<duration>

offcputime: ./geturl.py "http://localhost:5000/offcputime?flame=true&duration=10"

gopro: go tool pprof

./geturl.py "http://localhost:5000/gopro?port=<port>&duration=<duration>" > profile.svg

To run in container:

docker build -t bccrest:latest .
docker run -d \
    --privileged \
    -v /lib/modules:/lib/modules:ro \
    -v /usr/src:/usr/src:ro \
    -v /etc/localtime:/etc/localtime:ro \
    -p 5000:5000 --name bccrest \
    bccrest:latest

To run in Kubernetes:

kubectl apply -f observer.yaml