[OpenAFS] PAGS and kernels

Mike Polek mike@pictage.com
Mon, 11 Sep 2006 21:16:46 -0700

Oops... openafs 1.4.1, compiled from source rpm, built 5/24/2006.
The kernel module was compiled in the last few weeks from the
same original source RPM.... openafs-1.4.1-fc4.1.src.rpm.


Jeffrey Altman wrote:
> It would help if you said what version of OpenAFS you were using.
> Mike Polek wrote:
>>Hi, all,
>>  I downloaded kernel from kernel.org and built it as
>>usual for my environment. I needed the newer kernel because
>>I have some machines with recent NIC and SCSI interfaces
>>that don't get picked up under the old 2.6.13-1.1532_FC4 kernel
>>I've been using for my FC4 machines. Using pagsh, PAGS *appear*
>>to work normally. However, my FTP server exhibits strange
>>behaviors. It looks like it's running outside a PAG, even though
>>the PAM library claims it's setting up the PAG properly when
>>I turn debugging on.
>>  When I used the old kernel on a machine without the new
>>hardware, but everything else on the O/S exactly the same
>>(It's a diskless booting config, so the O/S is on the network),
>>the FTP server seems to work properly. My conclusion is that
>>the kernel isn't supporting PAGs properly. (Not unusual these
>>  Is there a good way to figure out the extent of brokenness
>>for PAG support for a given kernel? I.e. is there some
>>set of tests I can perform to figure out where the problem
>>has likely cropped up? And has anyone else experienced similar
>>problems between 2.6.13 an 2.6.17, so maybe there is someplace
>>in between that has both the drivers I need and correct PAG
>>support? Or alternatively, is there a patch available for
>>the 2.6.17 kernels?
>>Thanks in advance,
>>Mike Polek
>>Pictage, Inc.