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    SubjectRe: [PATCH 2/2] cfq: allow dispatching of both sync and async I/O together
    Date
    Vivek Goyal <vgoyal@redhat.com> writes:

    > On Tue, Jun 22, 2010 at 08:45:54AM -0400, Jeff Moyer wrote:
    >> Vivek Goyal <vgoyal@redhat.com> writes:
    >>
    >> > On Mon, Jun 21, 2010 at 07:22:08PM -0400, Vivek Goyal wrote:
    >> > So looks like firefox launching times have not changed much in the presence
    >> > of heavy buffered writting going on root disk. I will do more testing tomorrow.
    >>
    >> Was the buffered writer actually hitting disk? How much memory is on
    >> your system?
    >
    > I have 4G of memory in the system. I used to wait for 10-15 seconds after
    > writer has started and then launch firefox to make sure writes are actually
    > hitting the disk.
    >
    > Are you seeing different results in your testing?

    No, I hadn't got to testing this yet. I was just making sure the test
    procedure was sane (and it is). Thanks for doing the testing!

    -Jeff


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