Re: [OpenAFS] Current OpenAFS Backup Recommendations

2009-12-28 Thread Holger Rauch
Hi Dan! Thanks a lot for your reply. On Mon, 28 Dec 2009, Dan Pritts wrote: [...] It is disk-based, no tape support at all. You could use a standard tape backup program to back up backuppc4afs's backup store. You may see mention elsewhere that using tape to backup a backuppc data store

[OpenAFS] Why only UDP for RX?

2009-12-28 Thread Holger Rauch
Hi, I've come accross http://www.opensubscriber.com/message/openafs-info@openafs.org/3232709.html and would like to know why UDP instead of TCP has been chosen as the transport protocol? Thanks in advance for any info kind regards, Holger signature.asc Description: Digital

Re: [OpenAFS] Why only UDP for RX?

2009-12-28 Thread Jake Thebault-Spieker
My understanding is that the choice to use UDP was something that was inherited from before OpenAFS (that is, prior to the code being dropped by IBM). If you look at Derrick's reply to the email you linked, he says there was a branch in CVS. I believe there is still a plan to make the switch to

Re: [OpenAFS] Why only UDP for RX?

2009-12-28 Thread Derrick Brashear
On Mon, Dec 28, 2009 at 10:01 AM, Jake Thebault-Spieker summatusmen...@gmail.com wrote: My understanding is that the choice to use UDP was something that was inherited from before OpenAFS (that is, prior to the code being dropped by IBM). If you look at Derrick's reply to the email you

Re: [OpenAFS] Re: More EINVAL's with 1.5.68

2009-12-28 Thread Derrick Brashear
On Mon, Dec 28, 2009 at 1:48 AM, Adam Megacz a...@megacz.com wrote: Andrew Deason adea...@sinenomine.net writes: They are probably performing a difference sequence of syscalls on the file, or using different flags, etc. Is this reliably reproducible? fstrace dumps could be more enlightening,

RE: [OpenAFS] Why only UDP for RX?

2009-12-28 Thread Buhrmaster, Gary
From: Holger Rauch ... and would like to know why UDP instead of TCP has been chosen as the transport protocol? The choice of UDP is historical. I would guess that there were many reasons it was chosen for the original implementation, many of them would no longer apply with today's system

[OpenAFS] afs/c...@realm vs a...@realm vs 1.5.68

2009-12-28 Thread Adam Megacz
Many AFS tools will accept either of these two principals for the vlserver/dbserver/fileserver: afs/c...@realm a...@realm Is one preferred over the other for new cells? Moreover, there seems to be some sort of change in the behavior of the 1.5.68 aklog relative to 1.4.11; the new

Re: [OpenAFS] afs/c...@realm vs a...@realm vs 1.5.68

2009-12-28 Thread Derrick Brashear
On Mon, Dec 28, 2009 at 3:00 PM, Adam Megacz a...@megacz.com wrote: Many AFS tools will accept either of these two principals for the vlserver/dbserver/fileserver:  afs/c...@realm       a...@realm Is one preferred over the other for new cells? yes. afs/c...@realm allows a realm to host

Re: [OpenAFS] afs/c...@realm vs a...@realm vs 1.5.68

2009-12-28 Thread Simon Wilkinson
On 28 Dec 2009, at 20:00, Adam Megacz wrote: Many AFS tools will accept either of these two principals for the vlserver/dbserver/fileserver: afs/c...@realm a...@realm afs/c...@realm is preferred. Moreover, there seems to be some sort of change in the behavior of the 1.5.68 aklog

Re: [OpenAFS] More EINVAL's with 1.5.68

2009-12-28 Thread Simon Wilkinson
On 27 Dec 2009, at 20:47, Adam Megacz wrote: Strange, I can cat the file in question, but for some reason Ruby programs (I don't know Ruby) choke on it. An strace of the failing command would be interesting, as would an fstrace log that accompanies the strace. If you can do them on a

[OpenAFS] volumes are not accessable

2009-12-28 Thread sabah s. salih
Dear All, I have this problem Total number of volumes on server afs1.hep.man.ac.uk partition /vicepc: 56 . . . . . . 12 volumes out of the 56 volumes I can not even do ls on them [r...@afs1 ~]# vos listvol -s afs1.hep.man.ac.uk |grep jimmy jimmy

Re: [OpenAFS] volumes are not accessable

2009-12-28 Thread Simon Wilkinson
On 28 Dec 2009, at 22:58, sabah s. salih wrote: [r...@afs1 ~]# fs listacl /afs/.hep.man.ac.uk/u/jimmy fs: File '/afs/.hep.man.ac.uk/u/jimmy' doesn't exist afs1.hep.man.ac.uk is returning 'No such vnode' when the client tries to fetch the root directory of that volume. Is that fileserver

[OpenAFS] Re: afs/c...@realm vs a...@realm vs 1.5.68

2009-12-28 Thread Adam Megacz
Derrick Brashear sha...@gmail.com writes: Moreover, there seems to be some sort of change in the behavior of the 1.5.68 aklog relative to 1.4.11; the new aklog only appears to attempt the latter one. There seems not to be. Well, when I hold tickets for afsad...@research.cs.berkeley.edu and