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Groups > linux.kernel > #1367517
| From | Tejun Heo <tj@kernel.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [fuse-devel] Horrible mmap write performance (kernel writeback issue?) |
| Date | 2016-03-30 20:50 +0200 |
| Message-ID | <ritlL-15d-5@gated-at.bofh.it> (permalink) |
| References | (1 earlier) <rdgfw-7bg-15@gated-at.bofh.it> <rdgfw-7bg-17@gated-at.bofh.it> <rdgfw-7bg-11@gated-at.bofh.it> <rh4fM-6NC-3@gated-at.bofh.it> <rhLkK-3al-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Hello, On Mon, Mar 28, 2016 at 09:45:53PM +0200, Miklos Szeredi wrote: > >> commit 947e9762a8ddefda38aa21e249e6a4fec215cd12 > >> Author: Tejun Heo <tj@kernel.org> > >> Date: Fri May 22 18:23:32 2015 -0400 > >> > >> writeback: update wb_over_bg_thresh() to use wb_domain aware operations > > > > Tejun, > > Any idea why this commit stalls fuse mmap writes? > > Here's the start of the this thread: > > http://marc.info/?l=fuse-devel&m=145008058603261&w=2 Hmmm... cgroup writeback support shouldn't affect fuse at all as the backing device doesn't enable cgroup support. I probably made some silly mistake. Is there a simple reproducer I can play with? Thanks. -- tejun
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Re: [fuse-devel] Horrible mmap write performance (kernel writeback issue?) Jakob Unterwurzacher <jakobunt@gmail.com> - 2016-03-26 22:50 +0100
Re: [fuse-devel] Horrible mmap write performance (kernel writeback issue?) Miklos Szeredi <miklos@szeredi.hu> - 2016-03-28 21:50 +0200
Re: [fuse-devel] Horrible mmap write performance (kernel writeback issue?) Tejun Heo <tj@kernel.org> - 2016-03-30 20:50 +0200
Re: [fuse-devel] Horrible mmap write performance (kernel writeback issue?) Sedat Dilek <sedat.dilek@gmail.com> - 2016-04-02 08:40 +0200
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