Messages in this thread | | | Date | Tue, 06 Dec 2005 07:52:14 +1100 | From | Nick Piggin <> | Subject | Re: nfs unhappiness with memory pressure |
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Trond Myklebust wrote: > On Mon, 2005-12-05 at 15:13 -0500, Trond Myklebust wrote: >
>>Can somebody VM-savvy please explain how on earth they expect something >>like throttle_vm_writeout() to make progress? Shouldn't that thing at >>the very least be kicking pdflush every time it loops? > > > Can you try something like this patch, Kenny? >
The VM doesn't expect to have to rely on pdflush to write out pages for it. ->writepage should be enough. Adding wakeup_pdflush here actually could do the wrong thing for non-NFS filesystems if it starts more writeback.
Nick
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