[Lustre-discuss] Announce: Lustre 2.0 Alpha7 is available!

2010-02-10 Thread Terry Rutledge
Hi all, We are pleased to announce that Lustre 2.0 Alpha7 is available for download. This is our next step in a series of milestone based pre-releases as we move towards Lustre 2.0 GA. This alpha includes 125 fixes since the Alpha 6 milestone. Alpha Milestone Criteria: * Tested for RHEL5/OEL

Re: [Lustre-discuss] Infiniband VS 1GiG Transfer rates. Confused

2010-02-10 Thread Erik Froese
Jagga, I think this is more a function of scp than than ib in general. Have you tried using the HPN-SSH patches? http://www.psc.edu/networking/projects/hpn-ssh/ You could also try using apache to serve the iso over HTTP to see if SCP is the bottleneck. Also I think IPoIB should be able to use a mu

Re: [Lustre-discuss] 16T LUNs

2010-02-10 Thread Andreas Dilger
On 2010-02-10, at 17:29, David Simas wrote: > On Wed, Feb 10, 2010 at 02:41:55PM -0700, Andreas Dilger wrote: >> >> - primarily, the upstream e2fsprogs does not yet have full support >> for >> > 16TB filesystems, and while experimental patches exist there >> are still >> bugs being found oc

[Lustre-discuss] Infiniband VS 1GiG Transfer rates. Confused

2010-02-10 Thread Jagga Soorma
Hi Guys, I have setup a new cluster with a infiniband interconnect and I am a bit confused with the performance I am getting as far as transfer rates. Is there something that I am missing here? Shouldn't the transfer rate over the ib interface be much faster and not the same compared with the 1G

Re: [Lustre-discuss] 16T LUNs

2010-02-10 Thread David Simas
On Wed, Feb 10, 2010 at 02:41:55PM -0700, Andreas Dilger wrote: > On 2010-02-10, at 07:39, Roger Spellman wrote: > > Thank you. Based on the kernel version string, we had assumed that > > SLES > > was closer to the latest kernel.org release than RHEL. That appears > > not > > to be the case.

Re: [Lustre-discuss] 16T LUNs

2010-02-10 Thread Andreas Dilger
On 2010-02-10, at 07:39, Roger Spellman wrote: > Thank you. Based on the kernel version string, we had assumed that > SLES > was closer to the latest kernel.org release than RHEL. That appears > not > to be the case. > > Just curious, why the limit is now 16T? This works nicely for 2T > dr

Re: [Lustre-discuss] 16T LUNs

2010-02-10 Thread Peter Kjellstrom
On Tuesday 09 February 2010, Roger Spellman wrote: > I see that 1.8.2 supports 16T OSTs for RHEL. A bit OT (doesn't relate specifically to sles) but relates to 16T support. We currently have 1T drives in 10+2 configuration yielding 10 TB arrays. Today we have to split this into two logical parts

Re: [Lustre-discuss] Rx failures

2010-02-10 Thread Ulrich Sibiller
Ulrich Sibiller schrieb: > Hi, > > we are experiencing some weird behaviour on one of our Lustre clients. > > First some information about our environment: > - Lustre 1.8.1.1 CentOS52 (Kernel 2.6.18-92.1.13.el5) > - self-compiled patchless clients with quotas enabled (quotas not used at the > mo