[OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Rainer Toebbicke
Russ Allbery schrieb: I'm aware of the following (largish) things that we want to deprecate or remove: * --enable-fast-restart and --enable-bitmap-later are earlier attempts to solve the problem that is solved in a more complete way by demand attach. Demand attach will be available in

Re: [ SPAM? ] [OpenAFS] Read-only replication

2010-06-17 Thread Jaap Winius
Quoting Lars Schimmer l.schim...@cgv.tugraz.at: Simple - Load Balancing. Imagine a cell at three countries hold together by small ISDN lines - a RO copy local to each faculty and the have fast access. Yes, but In an organization where it is only necessary for an administrator to either give

[OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Derrick Brashear
Considering it a showstopper when you admit one graph earlier that you're already running with a patched tree seems a bit overblown, perhaps? The tree is now gold and patches may no longer be applied? Derrick On Jun 17, 2010, at 3:30 AM, Rainer Toebbicke r...@pclella.cern.ch wrote:

[OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Andrew Deason
On Wed, 16 Jun 2010 20:46:25 -0400 Jason Edgecombe ja...@rampaginggeek.com wrote: We're using uss in a non-kaserver environment. I know that we could do without it, but it's nice to have. If uss weren't available, an equivalent tool would need to be available. I haven't used uss and so don't

[OpenAFS] Re: Read-only replication

2010-06-17 Thread Andrew Deason
On Thu, 17 Jun 2010 01:06:34 +0200 Jaap Winius jwin...@umrk.nl wrote: In an organization where it is only necessary for an administrator to either give users read-write access to volumes, or no access at all, what would be the advantage of creating any read-only replicas, beyond those

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Christopher D. Clausen
Rainer Toebbicke r...@pclella.cern.ch wrote: Derrick Brashear schrieb: Considering it a showstopper when you admit one graph earlier that you're already running with a patched tree seems a bit overblown, perhaps? The tree is now gold and patches may no longer be applied? No, of course not.

[OpenAFS] Re: Guidelines to speed up OpenAFS?

2010-06-17 Thread Andrew Deason
On Thu, 17 Jun 2010 15:06:11 +0200 Claudio Prono claudio.pr...@atpss.net wrote: I have some problems of speed with AFS. I have a Intel Xeon 3.2 Ghz with 1 Gb of ram, Symbios Logic 53c1030 PCI-X Fusion-MPT Dual Ultra320 SCSI (rev 07) and external array MSA500. Platform and OpenAFS version of

Re: [OpenAFS] Read-only replication

2010-06-17 Thread Dirk Heinrichs
Am Donnerstag 17 Juni 2010, 01:06:34 schrieb Jaap Winius: This subject is confusing to me, because I've learned that once a client has encountered a read-write mount point, it becomes biased towards accessing only read-write replicas beyond it, ignoring any and all perfectly usable

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Russ Allbery
Christopher D. Clausen cclau...@acm.org writes: Rainer Toebbicke r...@pclella.cern.ch wrote: No, of course not. It would be painful to have to put back the '--enable-fast-restart and --enable-bitmap-later' code if you removed them, probably dangerous. My plea is to keep them in as an

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Russ Allbery
Andrew Deason adea...@sinenomine.net writes: I haven't used uss and so don't know how useful it is to keep in the OpenAFS tree, but perhaps something like it should be spun off into another project; I'd imagine it's one of those things that many organizations write themselves at some point or

Re: [OpenAFS] Re: Read-only replication

2010-06-17 Thread Simon Wilkinson
On 17 Jun 2010, at 16:29, Andrew Deason wrote: If you're only using volumes for home directories, or things like group collaboration space, then RO volumes are not very useful to you. Actually, that's definitely not true in my experience. See below. As you mentioned, they can also 'kinda' be

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Christopher D. Clausen
Russ Allbery r...@stanford.edu wrote: Chris, to check, are you currently using --enable-fast-restart or --enable-bitmap-later? Yes, both of them. Please understand that neither of those options are recommended now, whether you have DAFS enabled or not. I consider --enable-fast-restart in

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Russ Allbery
Christopher D. Clausen cclau...@acm.org writes: Russ Allbery r...@stanford.edu wrote: Chris, to check, are you currently using --enable-fast-restart or --enable-bitmap-later? Yes, both of them. Aie. I have heard that, but I have never experienced any problems myself in many years of

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Simon Wilkinson
On 17 Jun 2010, at 19:45, Christopher D. Clausen wrote: Its fine to not have it enabled by default, but I can't see why one would remove the functionality from the source tree. Because every different configuration option you have doubles the complexity of testing the code. What actually

[OpenAFS] Re: Read-only replication

2010-06-17 Thread Andrew Deason
On Thu, 17 Jun 2010 19:35:13 +0100 Simon Wilkinson s...@inf.ed.ac.uk wrote: As you mentioned, they can also 'kinda' be used for backup purposes, [ snip ] I definitely wouldn't recommend that for home dirs or anything like that, though, since from the user's perspective it looks like their

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Christopher D. Clausen
Simon Wilkinson s...@inf.ed.ac.uk wrote: On 17 Jun 2010, at 19:45, Christopher D. Clausen wrote: Its fine to not have it enabled by default, but I can't see why one would remove the functionality from the source tree. Because every different configuration option you have doubles the

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Stephan Wiesand
Hi Simon, On Jun 17, 2010, at 21:01 , Simon Wilkinson wrote: On 17 Jun 2010, at 19:45, Christopher D. Clausen wrote: Its fine to not have it enabled by default, but I can't see why one would remove the functionality from the source tree. Because every different configuration option you

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Russ Allbery
Stephan Wiesand stephan.wies...@desy.de writes: On Jun 17, 2010, at 21:01 , Simon Wilkinson wrote: Because every different configuration option you have doubles the complexity of testing the code. What actually tends to happen is that stuff that isn't enabled by default never actually gets

Re: [OpenAFS-devel] Re: [OpenAFS] Re: 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Christof Hanke
Am Donnerstag, 17. Juni 2010 21:30:23 schrieb Andrew Deason: On Thu, 17 Jun 2010 11:59:29 -0700 Russ Allbery r...@stanford.edu wrote: Christopher D. Clausen cclau...@acm.org writes: I mean I occationally see NTFS errors in the event log on Windows servers. Windows doesn't take the disk

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Stephan Wiesand
Hi Russ, On Jun 17, 2010, at 21:44 , Russ Allbery wrote: Stephan Wiesand stephan.wies...@desy.de writes: On Jun 17, 2010, at 21:01 , Simon Wilkinson wrote: Because every different configuration option you have doubles the complexity of testing the code. What actually tends to happen is

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Russ Allbery
Stephan Wiesand stephan.wies...@desy.de writes: On Jun 17, 2010, at 21:44 , Russ Allbery wrote: Yes, absolutely. It's one of the reasons why 1.6 has taken so long. There probably isn't any other sane way to drop in a major, disruptive change, but certainly the long-term goal is to ensure

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Steven Jenkins
On Thu, Jun 17, 2010 at 4:13 PM, Russ Allbery r...@stanford.edu wrote: Stephan Wiesand stephan.wies...@desy.de writes: On Jun 17, 2010, at 21:44 , Russ Allbery wrote: Yes, absolutely.  It's one of the reasons why 1.6 has taken so long. There probably isn't any other sane way to drop in a

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Russ Allbery
Steven Jenkins steven.jenk...@gmail.com writes: I thought that enabling DAFS to be on by default was the major feature of 1.6. Shipping DAFS and declaring it supported is the major feature of 1.6. Making it the default is another question entirely. -- Russ Allbery (r...@stanford.edu)

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Simon Wilkinson
On 17 Jun 2010, at 21:29, Russ Allbery wrote: Steven Jenkins steven.jenk...@gmail.com writes: I thought that enabling DAFS to be on by default was the major feature of 1.6. Shipping DAFS and declaring it supported is the major feature of 1.6. Making it the default is another question

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Russ Allbery
Simon Wilkinson s...@inf.ed.ac.uk writes: On 17 Jun 2010, at 21:29, Russ Allbery wrote: Steven Jenkins steven.jenk...@gmail.com writes: I thought that enabling DAFS to be on by default was the major feature of 1.6. Shipping DAFS and declaring it supported is the major feature of 1.6.

Re: [OpenAFS] Re: 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Andrew Deason
On Thu, 17 Jun 2010 21:36:13 +0100 Simon Wilkinson s...@inf.ed.ac.uk wrote: The difficulty here is - what should packagers build? If DAFS isn't on by default, then most folk won't actually get the benefit of running it unless they build their own AFS servers. I suspect that shipping 1.6 with

Re: [OpenAFS-devel] Re: [OpenAFS] Re: 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Christof Hanke
Am Donnerstag, 17. Juni 2010 22:54:25 schrieb Andrew Deason: On Thu, 17 Jun 2010 22:01:08 +0200 Christof Hanke christof.ha...@rzg.mpg.de wrote: Am Donnerstag, 17. Juni 2010 21:30:23 schrieb Andrew Deason: And in particular, NTFS and other journalled filesystems have the advantage of a

Re: [OpenAFS] Re: 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Andrew Deason
On Thu, 17 Jun 2010 15:20:46 -0500 Andrew Deason adea...@sinenomine.net wrote: On Thu, 17 Jun 2010 22:06:32 +0200 Stephan Wiesand stephan.wies...@desy.de wrote: sorry, I disagree. If you (the developers and the gatekeepers) are sure that DAFS is the way forward, and reasonably close to

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Simon Wilkinson
On 17 Jun 2010, at 21:40, Russ Allbery wrote: There is that. I intend to ship with DAFS enabled for Debian, but the Debian packages have always taken a fairly aggressive approach to enabling features. (They have had supergroups enabled for quite some time, for example, and also enable

[OpenAFS] Re: [OpenAFS-devel] 1.6 major feature: pthreads = on

2010-06-17 Thread Russ Allbery
omall...@msu.edu writes: Pthreads appears to be the only major feature in the 1.6 release. I'm not sure where you got that impression, but this is not the case. There are several different features in the 1.5 series, but pthreads is not one of them; OpenAFS already supports pthreaded file

Re: [OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Russ Allbery
Simon Wilkinson s...@inf.ed.ac.uk writes: On 17 Jun 2010, at 21:40, Russ Allbery wrote: There is that. I intend to ship with DAFS enabled for Debian, but the Debian packages have always taken a fairly aggressive approach to enabling features. (They have had supergroups enabled for quite

Re: [OpenAFS-devel] Re: [OpenAFS] Re: 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Derrick Brashear
if we do this, we should consider naming the dafs servers something else. then the binaries can truly coexist and be documented as such (not just packaging-renamed) Derrick On Jun 17, 2010, at 7:09 PM, Andrew Deason adea...@sinenomine.net wrote: On Thu, 17 Jun 2010 23:38:18 +0100

Re: [OpenAFS-devel] Re: [OpenAFS] Re: 1.6 and post-1.6 OpenAFS branch management and schedule

2010-06-17 Thread Steven Jenkins
On Thu, Jun 17, 2010 at 7:09 PM, Andrew Deason adea...@sinenomine.net wrote: ... My current feeling is that it would be great if we could ship both fileservers, side by side, with different executable names - but I haven't looked at any of the code to see how complex this would be to achieve.

[OpenAFS] problems when using Network Identity Manager and Openafs

2010-06-17 Thread 朱姣姣
hello, I am having problems when using Network Identity Manager and Openafs. When I try to obtain tokens for kerberos 5 and my AFS cell I get the kerberos TGT, but no AFS tokens. It gives me an error saying Credentials could not be obtained for cell cell name. On the Kerberos KDC, I get this