Messages in this thread | | | Date | Tue, 8 Nov 2005 12:18:47 -0800 (PST) | From | Kenny Simpson <> | Subject | re: mmap over nfs leads to excessive system load |
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I knew I forgoet something important in the info: type nfs (rw,tcp,rsize=32768,wsize=32768,hard,intr,vers=3,tcp,rsize=32768,wsize=32768,hard,intr
-Kenny
--- Trond Myklebust <trond.myklebust@fys.uio.no> wrote:
> On Tue, 2005-11-08 at 11:25 -0800, Kenny Simpson wrote: > > Just another data point.... > > If I open the file with O_DIRECT.. not much changes: > > Hmm... Are you mounting using the -osync or -onoac options? Doing > synchronous writes will tend to slow down flushing considerably, and the > VM appears to be very fragile w.r.t. slow filesystems. > > Cheers, > Trond
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