Bartlomiej Plotka

icon indicating a website link https://bwplotka.dev/

icon company Google icon location London, UK icon location Fascinated by challenging engineering problems & distributed systems. Go & OSS fan. Prometheus maintainer, Thanos co-author. CNCF TAG Observability Tech Lead.

Results 932 comments of Bartlomiej Plotka

LFX Mentorship (Sep-Nov): Towards Remote Write 2.0 Stability

Please use LFX website to apply and learn more, this project should be available there pretty soon! https://lfx.linuxfoundation.org/tools/mentorship/

LFX Mentorship (Sep-Nov): Towards Remote Write 2.0 Stability

cc @pipiland2612

Mentorship guidance and onboarding sections in the website

👍 as discussed with Arthur, let's do it, great idea. Perhaps now would be a good moment as we start various mentorships.

create binary symlinks with relative location

Nice! I like this change but it would be good to have a green CI on this, let's rebase once we fix main tests: https://github.com/bwplotka/bingo/issues/162 We could also add dedicated...

create binary symlinks with relative location

Can you also rebase? We fixed build.

index.ExpandPostings: double slice size instead of using append

Thanks for reporting and for the optimization attempts! TL;DR * Prometheus does not use this function in the hot path. * I would remove `ExpandPostings` from Prometheus, likely this functionality...

index.ExpandPostings: double slice size instead of using append

Thanks @bboreham for reminding, although the core point remain: * What makes us think doubling is better for postings? * Even if we have reason for the above, are we...

v3.8.0: "we got 2xx status code from the Receiver yet statistics indicate some data was not written; investigation needed"

Can you share Prometheus config you use? Do you use RW v1 or v2?

v3.8.0: "we got 2xx status code from the Receiver yet statistics indicate some data was not written; investigation needed"

> the the official docker-compose example at https://github.com/grafana/tempo/tree/main/example/docker-compose/local, I can confirm such behavior. You got this error on Prometheus or tempo? Because this config of Prometheus does not add any...

v3.8.0: "we got 2xx status code from the Receiver yet statistics indicate some data was not written; investigation needed"

Potential culprit as it touches similar path e.g: https://github.com/prometheus/prometheus/pull/17441 but I don't see anything obviously wrong (cc @pipiland2612) Would it be possible to quickly run Prometheus with `--log.level=debug` to see...