Re: strange but consistent feature of linux nfs client

[Trond Myklebust <trond.myklebust@fys.uio.no>]

>>>>> " " == Yours Lovingly <ylovingly@yahoo.co.in> writes:

     > I observed without exception in all test runs that the second
     > write-read combination had the read succeeding to find the data
     > in the local cache(after suitable revalidation etc) while the
     > first read operation in each individual test run never found
     > the data in the local cache(although the first write too like
     > the second write was done through the pagecache) or whatever
     > but invariably made an on the wire read - always.

     > So what is special - first time reads/first time writes and
     > why, and how is this speciality affected in the kernel.

You are perhaps failing to write an entire page?

Cheers,
  Trond