kubectl-prof

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Adding multi-arch to jvm based profiling

3

ADDED: switched to buildx to ease the multi-platform builds ADDED: Variabilization of the async-profiler version CHANGED: switched to supported version of Java container images as a base images fixes #34

kikokikok

use async profiler generate raw for java always no such file or directory error

1

./kubectl-prof quickstart-es-default-0 -n default --pgrep Elasticsearch -e cpu -l java -t 500s -o raw --log-level debug Default profiling tool async-profiler will be used ... ✔ Verifying target pod ... ✔...

fairchilddb

Use CO-RE to remove dependency on host machine kernel headers?

2

Hey all, I've been able to get kubectl-prof working with the perf profiler and it works beautifully (thanks for the hard work here!). However, I'd really like to use the...

maxweisel

Support for Arm64 architectures

1

Hi there, Just wanted to know if there would be an interest for the support of Arm64 architectures ? Any work launched on the topic or foreseen challenges ? I...

kikokikok

Bump to Async-Profiler 4.0

1

New awesome async-profiler version: https://github.com/async-profiler/async-profiler/releases/tag/v4.0

josepdcs

Here a low-overhead sampling profiler for PHP 7+ [https://github.com/adsr/phpspy](https://github.com/adsr/phpspy) [https://github.com/reliforp/reli-prof](https://github.com/reliforp/reli-prof)

josepdcs

capabilities in JobConfig can be reduced from SYS_ADMIN

1

for example in https://github.com/josepdcs/kubectl-prof/blob/main/internal/cli/kubernetes/job/jvm.go#L76 The capability in the JobConfig for perf sampling can be lowered from `SYS_ADMIN` to just `PERFMON` and `SYSLOG` kernels prior to v5.9 may require `SYS_PTRACE` https://www.kernel.org/doc/html/latest/admin-guide/perf-security.html#perf-events-access-control...

jlynch1

The default configuration could be stored in `.kube` folder as yaml file: `kubectl-prof.yml`

josepdcs

Command ``` kubectl prof -n test-ns test-pod -e wall -t 30s -l java -o flamegraph --tool async-profiler --pgrep java ``` Output ``` Verifying target pod ... ✔ Launching profiler ......

naing2victor

Love this project, thank you! Any easy way to get memory usage information on python processes?

1

Just curious if maybe the ebpf-based profiler or something else already in the project can get memory information on python (and other) processes. If not, consider this a feature request!...

chicagobuss