Re: unknown io writes in 2.6.16

[Mark Hedges <hedges@ucsd.edu>]

On Fri, 12 May 2006, dean gaudet wrote:
> On Wed, 10 May 2006, Mark Hedges wrote:
> 
> > Just a wishlist that process IO could be monitored.  I hate to 
> > say it but ctl-alt-esc in W2K can monitor io by process, and 
> > that's really useful.  (I will never go back though.)
> 
> /etc/init.d/klogd stop
> echo 1 >/proc/sys/vm/block_dump
> /sbin/klogd -n -f -
> 
> watch lots of spew
> 
> ^C
> echo 0 >/proc/sys/vm/block_dump
> /etc/init.d/klogd start
> 
> that will tell you a lot of stuff.  it will probably lead you to a process 
> or two as culprits... use strace(8) to attach to those and get more 
> specific information.
> 
> now... share with me how to do this on windoze?  :)  i'm trying to get rid 
> of the last write or two on my laptop...

Cool, thanks, I'll check this out.  It's actually about 12k 
every 5 seconds, not 12 bytes. Seems excessive for atime 
updates.

In W2K at any rate, ctl-shift-esc to get the task manager.  
Processes tab. View Menu > Select Columns.  Sort by column.

Mark
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