https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=244713
Julien Cigar changed:
What|Removed |Added
Flags||mfc-stable12?
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You are receiving
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=244713
--- Comment #8 from Julien Cigar ---
(In reply to Konstantin Belousov from comment #6)
Thanks for your time and analysis..! I can hardly test it on the affected host
unfortunately as it is a production machine, but I'll try to reproduce th
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=238380
Ganael LAPLANCHE changed:
What|Removed |Added
Status|Open|Closed
Resolution|---
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=244713
--- Comment #9 from Konstantin Belousov ---
(In reply to Julien Cigar from comment #8)
It is sendfile over NFS file that triggers the issue. You need to get into
some very specific layout of cached pages vs. non-cached for this file to ge
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=244713
--- Comment #10 from Julien Cigar ---
(In reply to Konstantin Belousov from comment #9)
OK, I'll try to isolate the webapp, raise the number of worker processes to
something like 1000 and hammer the webapp heavily to reproduce the issue
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=244713
--- Comment #11 from Konstantin Belousov ---
(In reply to Julien Cigar from comment #10)
If you just increase parallelism but do the sendfile over the same file, I
doubt that the issue is easier to reproduce, quite contrary. Problem appear
