Re: [PATCH 0/3 v3] dcache: make it more scalable on large system

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, May 29, 2013 at 04:43:23PM -0400, J. Bruce Fields wrote:
> On Wed, May 29, 2013 at 10:37:00PM +0200, Andi Kleen wrote:
> > > As Dave said before, is the last path component sufficient?  Or how
> > > about an inode number?
> > 
> > Neither works, the profiler needs to find the file and read it.
> > 
> > inode searching would be incredible expensive,
> 
> How fast does it need to be?  Actually analyzing the profile is
> something you only do once after everything's over, right?

"perf top" does it live.

-Andi

-- 
ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
--
To unsubscribe from this list: send the line "unsubscribe linux-cifs" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux