Comment 11 for bug 2066286

Revision history for this message
Ninoy Radhakrishnan (nradhakrishnan) wrote : Re: [Bug 2066286] Multipath 0.8.8 reports High CPU usage when having Lun's using Multipath

We are still testing and has not completed yet. Will update you as soon as I have one

> On May 23, 2024, at 7:10 PM, Mitchell Dzurick <email address hidden> wrote:
>
> ** Merge proposal linked:
> https://code.launchpad.net/~mitchdz/ubuntu/+source/multipath-tools/+git/multipath-tools/+merge/466356
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/2066286
>
> Title:
> Multipath 0.8.8 reports High CPU usage when having Lun's using
> Multipath
>
> Status in multipath-tools package in Ubuntu:
> Incomplete
> Status in multipath-tools source package in Focal:
> Invalid
> Status in multipath-tools source package in Jammy:
> Triaged
>
> Bug description:
> When Multipath 0.8.8 to 0.9.3 is used with Ubuntu20.04 and especially
> with 22.04, showing High CPU usage for systemd and multipathd
> processes, making node unresponsive. Multipath 0.9.4 works just fine.
> But as there is no official multipath package for 0.9.4 with Ubuntu
> 20.04/22.04, need to compile.
>
> The ask here is to have 0.9.4 available for Ubuntu 20.04 / 22.04.
> Currently its available for 23.x versions.
>
> I was able to use the Mantic package repo and install with 22.04 and
> make it work.
>
>
> Redhat fixed the same issue and below is the link,
>
> Redhat Bug description: https://access.redhat.com/solutions/7059978
>
> May be below is the code path having issue
> Seems this impacting 0.8.8 till 0.9.3.
> https://github.com/opensvc/multipath-tools/pull/31/commits/38851dcaafe31073655761228db7f09ffc5a9a58
>
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>