Messages in this thread | | | Date | Fri, 21 Feb 2003 23:46:16 -0800 | From | "Martin J. Bligh" <> | Subject | Re: Strange performance change 59 -> 61/62 |
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> mark_inode_dirty() tends to be called _very_ frequently. Too frequently. > > Could you try remounting all filesystems noatime with > > mount /mnt/point -o remount,noatime > > and the below patch will prevent us calling the barrier-happy > current_kernel_time() for noatime mounts.
Cool, that works nicely - thanks.
2.5.59-mjb6: 84 __mark_inode_dirty 2.5.61-mjb1: 594 __mark_inode_dirty 2.5.61-mjb1-no_mb: 74 __mark_inode_dirty 2.5.61-mjb1-noatime: 65 __mark_inode_dirty
M.
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