** Tags added: cscc
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Title:
[cosmic] ipoib ping with large message size failed
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Hi,
After trying the steps that mentioned in #4 on 18.10, the issue doesn't
reproduces with the suggested setting.
yours,
Talat
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Title:
Hi
Sure i will try it and update.
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Title:
[cosmic] ipoib ping with large message size failed
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Hello - Talat, could you please try the workaround that I mentioned in
comment #4? It should be all you need to get back to the old threshold
values.
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Hi Tyler, do you have any update for this bug?
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Title:
[cosmic] ipoib ping with large message size failed
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Hi Tyler,
We did a kernel bisecting and we fount that the mentioned commit is the
root cause of this big, if bionic contain this commit, so the bug also
in bionic release.
yours,
Talat
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Hello Talat - You said that this test passes on the 18.04 LTS kernel so
it is worth nothing that the commit you identified is also present in
that kernel. It was released in 4.15.0-32.34:
https://git.launchpad.net/~ubuntu-
Hi Talat,
Something else occurs to me, could you list which kernels are affected?
Is this correct so far:
4.15: Not affected
4.18: Affected
How about 5.0 and perhaps 4.4 (not sure if 4.4 includes support for this
though, so that may be not worth investigating.)
And for failing kernels, could
Err... nevermind 4.4 anyway. just 5.0 would be interesting to see if
this persisted into Disco.
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Title:
[cosmic] ipoib ping with large message
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
[cosmic] ipoib ping with large message size failed
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** Changed in: linux (Ubuntu)
Importance: Undecided => High
** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Tyler Hicks (tyhicks)
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