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SubjectRe: pdflush eating a lot of CPU on heavy NFS I/O
Brent Cook <busterbcook@yahoo.com> wrote:
>
> sync_sb_inodes: write inode c55d25bc
> __sync_single_inode: writepages in nr_pages:25 nr_to_write:949
> pages_skipped:0 en:0
> __sync_single_inode: writepages in nr_pages:25 nr_to_write:949
> pages_skipped:0 en:0

uh-huh.

Does this fix it?

25-akpm/fs/fs-writeback.c | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)

diff -puN fs/fs-writeback.c~a fs/fs-writeback.c
--- 25/fs/fs-writeback.c~a 2004-04-28 21:01:37.012603336 -0700
+++ 25-akpm/fs/fs-writeback.c 2004-04-28 21:02:00.701002152 -0700
@@ -191,8 +191,8 @@ __sync_single_inode(struct inode *inode,
*/
inode->i_state |= I_DIRTY_PAGES;
inode->dirtied_when = jiffies;
- list_move(&inode->i_list, &sb->s_dirty);
}
+ list_move(&inode->i_list, &sb->s_dirty);
} else if (inode->i_state & I_DIRTY) {
/*
* Someone redirtied the inode while were writing back
_

-
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