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bugtool: Capture memory fragmentation info from /proc #30966

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merged 1 commit into from Mar 5, 2024

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This information can be useful to understand why memory allocation in the kernel may fail (ex. for maps or for XFRM). I've checked that these two files are accessible from a typical cilium-agent deployment (on GKE).

This information can be useful to understand why memory allocation in
the kernel may fail (ex. for maps or for XFRM). I've checked that these
two files are accessible from a typical cilium-agent deployment (on
GKE).

Signed-off-by: Paul Chaignon <paul.chaignon@gmail.com>
@pchaigno pchaigno added area/bugtool Impacts gathering of data for debugging purposes. release-note/misc This PR makes changes that have no direct user impact. needs-backport/1.13 This PR / issue needs backporting to the v1.13 branch needs-backport/1.14 This PR / issue needs backporting to the v1.14 branch needs-backport/1.15 This PR / issue needs backporting to the v1.15 branch labels Feb 26, 2024
@maintainer-s-little-helper maintainer-s-little-helper bot added this to Needs backport from main in 1.15.2 Feb 26, 2024
@maintainer-s-little-helper maintainer-s-little-helper bot added this to Needs backport from main in 1.13.13 Feb 26, 2024
@maintainer-s-little-helper maintainer-s-little-helper bot added this to Needs backport from main in 1.14.8 Feb 26, 2024
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/test

@pchaigno pchaigno marked this pull request as ready for review February 26, 2024 15:22
@pchaigno pchaigno requested a review from a team as a code owner February 26, 2024 15:22
@pchaigno pchaigno requested review from derailed and tklauser and removed request for derailed February 26, 2024 15:22
@maintainer-s-little-helper maintainer-s-little-helper bot added this to Needs backport from main in 1.12.19 Feb 26, 2024
@maintainer-s-little-helper maintainer-s-little-helper bot removed this from Needs backport from main in 1.12.19 Feb 26, 2024
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LGTM, sorry for the delay

@maintainer-s-little-helper maintainer-s-little-helper bot added the ready-to-merge This PR has passed all tests and received consensus from code owners to merge. label Mar 5, 2024
@tklauser tklauser added this pull request to the merge queue Mar 5, 2024
Merged via the queue into cilium:main with commit 1c3a17f Mar 5, 2024
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pchaigno commented Mar 5, 2024

LGTM, sorry for the delay

No worries at all. I figured it wasn't pressing and could wait for you to be back.

@pchaigno pchaigno deleted the bugtool-memory-frag-info branch March 5, 2024 09:50
@pippolo84 pippolo84 mentioned this pull request Mar 5, 2024
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@pippolo84 pippolo84 added backport-pending/1.15 The backport for Cilium 1.15.x for this PR is in progress. and removed needs-backport/1.15 This PR / issue needs backporting to the v1.15 branch labels Mar 5, 2024
@pippolo84 pippolo84 mentioned this pull request Mar 5, 2024
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@pippolo84 pippolo84 added backport-pending/1.14 The backport for Cilium 1.14.x for this PR is in progress. and removed needs-backport/1.14 This PR / issue needs backporting to the v1.14 branch labels Mar 5, 2024
@maintainer-s-little-helper maintainer-s-little-helper bot moved this from Needs backport from main to Backport pending to v1.15 in 1.15.2 Mar 5, 2024
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@pippolo84 pippolo84 added backport-pending/1.13 The backport for Cilium 1.13.x for this PR is in progress. and removed needs-backport/1.13 This PR / issue needs backporting to the v1.13 branch labels Mar 5, 2024
@maintainer-s-little-helper maintainer-s-little-helper bot moved this from Needs backport from main to Backport pending to v1.14 in 1.14.8 Mar 5, 2024
@maintainer-s-little-helper maintainer-s-little-helper bot moved this from Needs backport from main to Backport pending to v1.13 in 1.13.13 Mar 5, 2024
@github-actions github-actions bot added backport-done/1.13 The backport for Cilium 1.13.x for this PR is done. and removed backport-pending/1.13 The backport for Cilium 1.13.x for this PR is in progress. labels Mar 11, 2024
@maintainer-s-little-helper maintainer-s-little-helper bot removed this from Backport pending to v1.13 in 1.13.13 Mar 11, 2024
@github-actions github-actions bot added backport-done/1.14 The backport for Cilium 1.14.x for this PR is done. backport-done/1.15 The backport for Cilium 1.15.x for this PR is done. and removed backport-pending/1.14 The backport for Cilium 1.14.x for this PR is in progress. backport-pending/1.15 The backport for Cilium 1.15.x for this PR is in progress. labels Mar 11, 2024
@maintainer-s-little-helper maintainer-s-little-helper bot removed this from Backport pending to v1.15 in 1.15.2 Mar 11, 2024
@maintainer-s-little-helper maintainer-s-little-helper bot moved this from Backport pending to v1.14 to Backport done to v1.14 in 1.14.8 Mar 11, 2024
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area/bugtool Impacts gathering of data for debugging purposes. backport-done/1.13 The backport for Cilium 1.13.x for this PR is done. backport-done/1.14 The backport for Cilium 1.14.x for this PR is done. backport-done/1.15 The backport for Cilium 1.15.x for this PR is done. ready-to-merge This PR has passed all tests and received consensus from code owners to merge. release-note/misc This PR makes changes that have no direct user impact.
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