Hello Sander wrote: > Vladimir V. Saveliev wrote (ao): >>Sander wrote: >>>Vladimir V. Saveliev wrote (ao): >>>>Please unapply the attached patch and check whether it makes any effect. >>>Is there any risk involved in testing this patch? >>It should not. The only problem it will cause is not updating atime on >>accessing >>files. >> >>>And is this a real patch which fixes a real problem, or is it a test? >>No. This is not a fix. This is a patch which I suspect is responsible for sync >>performance drop. It fixes old reiser4 bug known as "not updating atime". >>I asked you to reverse this patch to check whether this patch caused recent >>sync >> performance degradation. > > Ah! > > Now, if I remount my Reiser4 filesystem noatime,nodiratime, the problem > is gone. > > Does that help? > > Do you still want me to test a kernel with your patch? >
Probably not, but there were recently several reports about reiser4 sync performance degradation. It would be great to hear that mounting noatime or unapplying that patch fixes all problmes, including the one with evolution's field resizing and vim's ":wq".
