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Brendan Gregg is freaking awesome

Tomislav

May 6, 2022 • 1 min read

I just LOVE watching videos of Brendan Gregg on system performance.....you can learn a lot.

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File I/O from the Linux Programming Interface book - summary

- files are central to the UNIX philosophy... - all system calls refer to files through "file descriptors" (small non negative numbers) - 0, 1, 2 fd's, they are stdin, stdout and stderr (these are the standard ones that a shell uses...) - main system calls are; - open() if

Tomislav Aug 29, 2022 • 1 min read

Check the software versions first...

If you ever find yourself debugging stuff locally, on staging, production etc.......please please please check if the software versions are correct. You wouldn't believe how many (even experienced) people have been bitten by these obvious errors. After hours of debugging, you are still wondering how come that API doesn't

Tomislav Jul 29, 2022 • 1 min read

Upgrading to Gitlab 15.0 ahead of time???

Gitlab Enterprise just upgraded us to the 15.0 version ahead of time??? And some of our CI pipelines stopped working? I thought maybe it was some sort of a canary release, as it should have been done on the 22.05.2022!!?? GitLab.com is moving to 15.0

Tomislav May 9, 2022 • 1 min read

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