[OpenAFS] Speed issue with openafs server
Mon, 03 Sep 2007 03:11:43 +0200
Derrick J Brashear wrote:
> Up the number of threads the fileserver has (the -p argument) if you
> have not already. 128 is the maximum.
> On Fri, 31 Aug 2007, Emmanuel Vadot wrote:
>> Hello all,
>> I've a speed issue with my server.
>> I've 7 afs server, all with fileserver, ptserver, volserver, buserver
>> and vlserver running.
>> Servers are all running on NetBSD 3.1 with openafs-1.4.4.
>> I ran my test on windows with the last version of openafs-win32
>> I launch a copy on over 150 client of a 100MB file (the same for all
>> Of course the copy is a little bit slow and it's normal but while
>> browsing the afs it's really slow.
>> A simple "ls -l" in /afs/epitech.net (my cell) takes about 30sec or
>> even more, a simple ls is
>> On all my server I've a normal load with no process which take lots
>> of cpu except for
>> the one who's containing the data (the 100Mo file) who has the
>> fileserver process at ~ 65% of cpu.
>> Did someone have a little idea of why the browsing is really slow
>> even on a volume on a different
>> server ?
>> Emmanuel Vadot System & Network Administrator [root & bocal]
>> firstname.lastname@example.org 14-16 rue Voltaire 94270 Le Kremlin-Bicetre
>> 01 44 08 01 91 06 83 14 62 92
>> OpenAFS-info mailing list
> OpenAFS-info mailing list
I've upgraded the number of thread of my fileserver to 128, and I split
my fileserver and ptserver/vlserver.
Now my fileserver just do fileserver and my ptserver/vlserver just do
It's a little bit faster but just on the computer who are not copying
the file I'm using for my test, but it's looks like
an arla isssue more than a openafs-server issue.
Thanks a lot.
Emmanuel Vadot System & Network Administrator [root & bocal]
email@example.com 14-16 rue Voltaire 94270 Le Kremlin-Bicetre
01 44 08 01 91 06 83 14 62 92