Re: balance_dirty_pages broken

From: Doug Ledford (
Date: Thu Oct 17 2002 - 00:41:10 EST

On Thu, Oct 17, 2002 at 01:22:46AM -0400, Doug Ledford wrote:
> Sure, coming under separate cover.

Actually, this isn't needed now I assume ;-)

> > err. ramdisk? initrd? If so, does this fix?
> initrd. Will try booting without initrd and see if memcounts go back to
> normal. On the current setup, when the thing locks up, Shift-ScrollLock
> dumps the meminfo. Of interest here is the line right after the
> Zone:HighMem line which reads:
> ( Active:1634 inactive:1603 dirty:4294966795 writeback:0 free:59222 )
> Booting without initrd solves the lockup issue. It also clears up the
> dirty count. So, initrd is what's corrupting things. I'll try the patch
> and let you know if it solves the initrd corruption here in a sec.

Patch solves the problem. Writes don't hang and Shift-ScrollLock shows a
reasonable number for dirty now.

  Doug Ledford <>     919-754-3700 x44233
         Red Hat, Inc. 
         1801 Varsity Dr.
         Raleigh, NC 27606
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