Miklos Szeredi <[EMAIL PROTECTED]> and me identified a writeback bug:
> The following strange behavior can be observed:
>
> 1. large file is written
> 2. after 30 seconds, nr_dirty goes down by 1024
> 3. then for some time (< 30 sec) nothing happens (disk idle)
> 4. then nr_dirty again goes down
Miklos Szeredi [EMAIL PROTECTED] and me identified a writeback bug:
The following strange behavior can be observed:
1. large file is written
2. after 30 seconds, nr_dirty goes down by 1024
3. then for some time ( 30 sec) nothing happens (disk idle)
4. then nr_dirty again goes down by 1024
On Mon, Aug 13, 2007 at 06:30:00PM +0800, Fengguang Wu wrote:
> > On Sun, Aug 12, 2007 at 05:11:23PM +0800, Fengguang Wu wrote:
> > > Miklos Szeredi <[EMAIL PROTECTED]> and me identified a writeback bug:
> > > Basicly they are
> > > - during the dd: ~16M
> > > - after 30s: ~4M
> > > - after
On Mon, Aug 13, 2007 at 06:30:00PM +0800, Fengguang Wu wrote:
On Sun, Aug 12, 2007 at 05:11:23PM +0800, Fengguang Wu wrote:
Miklos Szeredi [EMAIL PROTECTED] and me identified a writeback bug:
Basicly they are
- during the dd: ~16M
- after 30s: ~4M
- after 5s: ~4M
-
On Mon, Aug 13, 2007 at 11:03:21AM +1000, David Chinner wrote:
> > --- linux-2.6.23-rc2-mm2.orig/fs/buffer.c
> > +++ linux-2.6.23-rc2-mm2/fs/buffer.c
> > @@ -1713,7 +1713,6 @@ done:
> > * The page and buffer_heads can be released at any time from
> > * here on.
> >
On Mon, Aug 13, 2007 at 11:03:21AM +1000, David Chinner wrote:
--- linux-2.6.23-rc2-mm2.orig/fs/buffer.c
+++ linux-2.6.23-rc2-mm2/fs/buffer.c
@@ -1713,7 +1713,6 @@ done:
* The page and buffer_heads can be released at any time from
* here on.
*/
On Sun, Aug 12, 2007 at 05:11:23PM +0800, Fengguang Wu wrote:
> Miklos Szeredi <[EMAIL PROTECTED]> and me identified a writeback bug:
> Basicly they are
> - during the dd: ~16M
> - after 30s: ~4M
> - after 5s: ~4M
> - after 5s: ~176M
>
> The box has 2G memory.
>
> Question 1:
>
Miklos Szeredi <[EMAIL PROTECTED]> and me identified a writeback bug:
> The following strange behavior can be observed:
>
> 1. large file is written
> 2. after 30 seconds, nr_dirty goes down by 1024
> 3. then for some time (< 30 sec) nothing happens (disk idle)
> 4. then nr_dirty again goes down
Miklos Szeredi [EMAIL PROTECTED] and me identified a writeback bug:
The following strange behavior can be observed:
1. large file is written
2. after 30 seconds, nr_dirty goes down by 1024
3. then for some time ( 30 sec) nothing happens (disk idle)
4. then nr_dirty again goes down by 1024
On Sun, Aug 12, 2007 at 05:11:23PM +0800, Fengguang Wu wrote:
Miklos Szeredi [EMAIL PROTECTED] and me identified a writeback bug:
Basicly they are
- during the dd: ~16M
- after 30s: ~4M
- after 5s: ~4M
- after 5s: ~176M
The box has 2G memory.
Question 1:
How come the
10 matches
Mail list logo