linux-kernel - Re: [git pull] vfs part 2

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Message-ID: <CAPAsAGw5=B5p-wRj-6DscEWP-AUwF_xwiuyYQEWEQN3dn5oezg@mail.gmail.com>
Date:	Thu, 2 Jul 2015 23:36:25 +0300
From:	Andrey Ryabinin <ryabinin.a.a@...il.com>
To:	Dominique Martinet <dominique.martinet@....fr>
Cc:	Jeff Layton <jlayton@...chiereds.net>,
	Al Viro <viro@...iv.linux.org.uk>,
	Andrey Ryabinin <a.ryabinin@...sung.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>
Subject: Re: [git pull] vfs part 2

2015-07-02 20:56 GMT+03:00 Dominique Martinet <dominique.martinet@....fr>:
>
> Still definitely needs fixing, but I think the issue is somewhere
> else... If Andrey could share the workload he uses I can try with other
> servers, would be nice if we can rule a qemu bug out completely :)
>

I simply run trinity from 9p rootfs:
         ./trinity  -qqq --dangerous -xinit_module -C100

qemu guest, virtio transport.

BTW, I've discovered that all this bogus writes comes from trinity
logger (log.c)
which just opens one file per thread (trinity-childX.log) and writes to it.
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