Re: [OpenAFS] openAFS 1.4.12 Kernel Panic on restart? (mac)

2010-04-08 Thread Derrick Brashear
On Thu, Apr 8, 2010 at 6:19 PM, wrote: > So i installed OpenAFS 1.4.12 on a Leopard Mac OS X computer earlier and > tried running it (i had a slow afs loading issue earlier...but this > version fixed that). Even though this version fixed that slow loading > issue, I get the Kernel Panic message (

[OpenAFS] openAFS 1.4.12 Kernel Panic on restart? (mac)

2010-04-08 Thread bampfamd
So i installed OpenAFS 1.4.12 on a Leopard Mac OS X computer earlier and tried running it (i had a slow afs loading issue earlier...but this version fixed that). Even though this version fixed that slow loading issue, I get the Kernel Panic message (the "You need to power down your computer...") ev

Re: [OpenAFS] Shared r/w access to numerous sqlite databases: an appropriate application for AFS?

2010-04-08 Thread Dirk Heinrichs
Am Donnerstag 08 April 2010 13:22:09 schrieb Todd Lewis: > I happen to be facing exactly that same problem at the moment, so I'm > hopeful (doubtful, but hopeful) someone will step up and prove me wrong. Well, I won't. But why don't you both simply install a real Db server, like PostgreSQL, for

[OpenAFS] Re: Shared r/w access to numerous sqlite databases: an appropriate application for AFS?

2010-04-08 Thread Andrew Deason
On Thu, 08 Apr 2010 16:43:55 -0400 Todd Lewis wrote: > > > On 04/08/2010 04:06 PM, Brandon Simmons wrote: > > For instance I envision a handful of clients on different machines > > each writing to a single sqlite DB every few seconds; would this > > defeat AFS's caching scheme? As others have

Re: [OpenAFS] Shared r/w access to numerous sqlite databases: an appropriate application for AFS?

2010-04-08 Thread Todd Lewis
On 04/08/2010 04:06 PM, Brandon Simmons wrote: > For instance I envision a handful of clients on different machines > each writing to a single sqlite DB every few seconds; would this > defeat AFS's caching scheme? > > Thanks for the thoughtful responses. Every few seconds your cached data is go

Re: [OpenAFS] Shared r/w access to numerous sqlite databases: an appropriate application for AFS?

2010-04-08 Thread Thomas Kula
On Thu, Apr 08, 2010 at 04:06:18PM -0400, Brandon Simmons wrote: > > Thanks for the response. It seems like whole-file locking in sqlite > would be a good choice for me in any case, and I can't imagine needing > that kind of writing concurrency. > > Doing a little more research, this message desc

Re: [OpenAFS] Shared r/w access to numerous sqlite databases: an appropriate application for AFS?

2010-04-08 Thread Brandon Simmons
On Thu, Apr 8, 2010 at 2:18 PM, Matt W. Benjamin wrote: > Hi, > > Simon is correct.  A byte-range locking implementation for OpenAFS is being > funded by Your File System, Inc., under its DOE SBIR Phase II grant.  As > stated elsewhere by Jeff, there are (or will be) structures for making > com

Re: [OpenAFS] Shared r/w access to numerous sqlite databases: an appropriate application for AFS?

2010-04-08 Thread Matt W. Benjamin
Hi, Simon is correct. A byte-range locking implementation for OpenAFS is being funded by Your File System, Inc., under its DOE SBIR Phase II grant. As stated elsewhere by Jeff, there are (or will be) structures for making completed available to the community during the course of the work. Ho

Re: [OpenAFS] Linux packages for 1.5?

2010-04-08 Thread Andy Cobaugh
On 2010-04-07 at 19:38, Simon Wilkinson ( s...@inf.ed.ac.uk ) said: Those of us actively developing on Linux have been running the 1.5 series for ages. The fact that other people are seeing problems would seem to indicate that testing across a wider variety of systems is required. Unfortunatel

Re: [OpenAFS] Re: Linux packages for 1.5?

2010-04-08 Thread Dale Pontius
On 04/07/10 15:24, Andrew Deason wrote: > On Wed, 07 Apr 2010 15:14:31 -0400 > Dale Pontius wrote: > > >>> fs whereis . will tell you. >>> >> Thanks, that does give the server name. Now is there a command that >> will give meaningful and useful (to you) information about that >> server?

Re: [OpenAFS] Shared r/w access to numerous sqlite databases: an appropriate application for AFS?

2010-04-08 Thread Simon Wilkinson
On 8 Apr 2010, at 12:22, Todd Lewis wrote: In a word, no. If your multiple clients were on the same host, then that host could enforce the locking sqlite attempts, but from multiple hosts you lose. This is actually only true on Linux. On other operating systems, OpenAFS doesn't enforce

Re: [OpenAFS] Shared r/w access to numerous sqlite databases: an appropriate application for AFS?

2010-04-08 Thread Todd Lewis
On 04/07/2010 10:10 PM, Brandon Simmons sent: > I have a web application in which I would like many client web-servers > to be able to read and write to many separate and modestly-sized > sqlite databases, exported by a master server. Each database > corresponds to an account, so we might have se