This bug was fixed in the package ceph - 12.2.13-0ubuntu0.18.04.6~cloud0
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ceph (12.2.13-0ubuntu0.18.04.6~cloud0) xenial-queens; urgency=medium
.
* New update for the Ubuntu Cloud Archive.
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ceph (12.2.13-0ubuntu0.18.04.6) bionic; urgency=medium
.
* d/p/bug1906496.patch:
This bug was fixed in the package ceph - 13.2.9-0ubuntu0.19.04.1~cloud3
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ceph (13.2.9-0ubuntu0.19.04.1~cloud3) bionic-stein; urgency=medium
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* d/p/bug1906496.patch: disable network stats in
dump_osd_stats (LP: #1906496)
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This bug was fixed in the package ceph - 12.2.13-0ubuntu0.18.04.6
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ceph (12.2.13-0ubuntu0.18.04.6) bionic; urgency=medium
* d/p/bug1906496.patch: disable network stats in
dump_osd_stats (LP: #1906496)
-- Ponnuvel Palaniyappan Mon, 07 Dec 2020
18:15:24 +
** Changed
** Tags removed: verification-needed-done
** Tags added: verification-bionic-done
** Tags removed: verification-bionic-done
** Tags added: verification-done-bionic
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Queens verification of 12.2.13-0ubuntu0.18.04.6~cloud0
Ran same tests on Queens - ceph mgr was functional and responsive under
cluster load.
** Attachment added: "queens.sru"
https://bugs.launchpad.net/ubuntu/bionic/+source/ceph/+bug/1906496/+attachment/5450803/+files/queens.sru
** Tags
** Description changed:
[Impact]
Ceph upstream implemented a new feature [1] that will check/report those long
network ping times between OSDs, but it introduced an issue that ceph-mgr might
be very slow because it needs to dump all the new OSD network ping stats [2]
for some tasks, this
** Changed in: ceph (Ubuntu Bionic)
Assignee: (unassigned) => Ponnuvel Palaniyappan (pponnuvel)
** Changed in: cloud-archive/stein
Assignee: (unassigned) => Ponnuvel Palaniyappan (pponnuvel)
** Changed in: cloud-archive/queens
Assignee: (unassigned) => Ponnuvel Palaniyappan
Bionic 12.2.13-0ubuntu0.18.04.6
** Attachment added: "bionic.sru"
https://bugs.launchpad.net/ubuntu/+source/ceph/+bug/1906496/+attachment/5450097/+files/bionic.sru
** Tags removed: verification-needed-bionic verification-stein-needed
** Tags added: verification-needed-done
Stein UCA 13.2.9-0ubuntu0.19.04.1~cloud3
** Attachment added: "stein.sru"
https://bugs.launchpad.net/ubuntu/+source/ceph/+bug/1906496/+attachment/5450096/+files/stein.sru
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SRU tests:
Deployed a cluster with many OSDs with the new packages; I/O was driven from a
VM (both reads & writes). Enabled a number mgr modules, too. And under load,
the cluster was functioning and mgr was still responding. Attaching some
relevant info on the tests here.
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You received
Hello dongdong, or anyone else affected,
Accepted ceph into bionic-proposed. The package will build now and be
available at
https://launchpad.net/ubuntu/+source/ceph/12.2.13-0ubuntu0.18.04.6 in a
few hours, and then in the -proposed repository.
Please help us by testing this new package. See
** Description changed:
[Impact]
- Ceph upstream implemented a new feature [1] that will check/report those long
network ping times between osds, but it introduced an issue that ceph-mgr might
be very slow because it needs to dump all the new osd network ping stats [2]
for some tasks, this
@Corey, yes, I am happy to do the SRU verification when the packages are
available. I've updated the [Test case] section to note a simplified,
functional test.
** Description changed:
- [Impact]
+ [Impact]
Ceph upstream implemented a new feature [1] that will check/report those long
network
Thanks for the patches Ponnuvel.
New versions of ceph with the sponsored changes to fix this bug have
been uploaded to stein-staging and the bionic unapproved queue.
@Ponnuvel, would you mind helping to test this once it is available in
proposed? I think the [Test Case] section above needs
** Also affects: ceph (Ubuntu Groovy)
Importance: Undecided
Status: New
** Also affects: ceph (Ubuntu Hirsute)
Importance: High
Assignee: Ponnuvel Palaniyappan (pponnuvel)
Status: Fix Released
** Also affects: ceph (Ubuntu Focal)
Importance: Undecided
Status:
** Also affects: ceph (Ubuntu Bionic)
Importance: Undecided
Status: New
** Changed in: ceph (Ubuntu)
Importance: Undecided => High
** Changed in: ceph (Ubuntu Bionic)
Importance: Undecided => Medium
** Also affects: cloud-archive
Importance: Undecided
Status: New
**
** Summary changed:
- mgr can be very slow in a large ceph cluster
+ [SRU] mgr can be very slow in a large ceph cluster
** Description changed:
- upstream implemented a new feature [1] that will check/report those long
- network ping times between osds, but it introduced an issue that ceph-
-
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