Re: Reproducable deadlock in NFS client

From: Peter Jeremy <peter_at_rulingia.com>
Date: Fri, 4 Oct 2019 14:11:19 +1000
On 2019-Oct-03 23:28:07 +0000, Rick Macklem <rmacklem_at_uoguelph.ca> wrote:
>1 - kib_at_ just put a patch up on phabricator that reorganizes the handling
>      of vnode_pager_setsize().
>      D21883
>      (If you could test this patch, that might be the best approach.)

That fixes my problem.  I've added a note to D21883

>ps: Btw, capturing "procstat -kk" and "ps axHl" would give you/us more info.
>     (The "H" on "ps" shows the iod threads.)
>      If you can drop into the debugger when it is hung as above, you could
>      capture the stuff listed here:
>https://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/kerneldebug-deadlocks.html

Thanks for the pointer and sorry for leaving that out.

-- 
Peter Jeremy

Received on Fri Oct 04 2019 - 02:11:37 UTC

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