Re: [Lustre-discuss] Cannot get an OST to activate

2010-09-03 Thread Bob Ball
Thank you, Bern.  "df" claims there is some 442MB of data on the volume, compared to neighbors with 285GB.  That could well be a fragment of a single, unsuccessful transfer attempt.  I can run lfs_find on it though and see what comes back.  Was having problems earlier, thought I got files back

Re: [Lustre-discuss] Windows client for lustre 2.0

2010-09-03 Thread Andreas Dilger
On 2010-09-01, at 02:33, Brian O'Connor wrote: > I seem to remember that the Windows Client was going to be released > with V2.0 > > Is this still active There is still a Windows Native Client (WNC) project active. They are working to stabilize the code and improve the IO performance to an acce

Re: [Lustre-discuss] Cannot get an OST to activate

2010-09-03 Thread Bernd Schubert
On Friday, September 03, 2010, Bernd Schubert wrote: > On Friday, September 03, 2010, Bob Ball wrote: > > We added a new OSS to our 1.8.4 Lustre installation. It has 6 OST of > > 8.9TB each. Within a day of having these on-line, one OST stopped > > accepting new files. I cannot get it to activat

Re: [Lustre-discuss] Cannot get an OST to activate

2010-09-03 Thread Bernd Schubert
On Friday, September 03, 2010, Bob Ball wrote: > We added a new OSS to our 1.8.4 Lustre installation. It has 6 OST of > 8.9TB each. Within a day of having these on-line, one OST stopped > accepting new files. I cannot get it to activate. The other 5 seem fine. > > On the MDS "lctl dl" shows it

[Lustre-discuss] mds/t bug

2010-09-03 Thread John White
Hello Folks, Can someone help me out figuring out what's wrong here? We have an MDS/T that keeps causing problems. I have 2 dozen or so dumps from threads crashing. The threads in question all appear to be either ll_mdt_rdpg_ ? or ll_mdt_?? I can provide dumps on request, any help w

[Lustre-discuss] Cannot get an OST to activate

2010-09-03 Thread Bob Ball
We added a new OSS to our 1.8.4 Lustre installation. It has 6 OST of 8.9TB each. Within a day of having these on-line, one OST stopped accepting new files. I cannot get it to activate. The other 5 seem fine. On the MDS "lctl dl" shows it IN, but not UP, and files can be read from it: 33 IN

[Lustre-discuss] client modules not loading during boot

2010-09-03 Thread Ronald K Long
We have installed lustre 1.8.2 and 1.8.4 client on Red hat 5. The lustre modules are not loading during boot. In order to get the lustre file system to mount we have to add modprobe lustre mount /lustre to our /etc/rc.local file. Here is a list of rpms loaded kernel-2.6.18-164.11.1.el5_l

Re: [Lustre-discuss] Lustre 1.8.4 Patched Kernel Build

2010-09-03 Thread Charles Taylor
On Sep 3, 2010, at 1:25 PM, Andreas Dilger wrote: > On 2010-09-03, at 09:46, Charles Taylor wrote: >> and patching the kernel... >> >> ln -s /usr/src/lustre-1.8.4/ldiskfs/kernel_patches/patches . >> ln -s /usr/src/lustre-1.8.4/ldiskfs/kernel_patches/series/ >> ldiskfs-2.6- >> rhel5.series serie

Re: [Lustre-discuss] Lustre 1.8.4 Patched Kernel Build

2010-09-03 Thread Andreas Dilger
On 2010-09-03, at 09:46, Charles Taylor wrote: > and patching the kernel... > > ln -s /usr/src/lustre-1.8.4/ldiskfs/kernel_patches/patches . > ln -s /usr/src/lustre-1.8.4/ldiskfs/kernel_patches/series/ldiskfs-2.6- > rhel5.series series You shouldn't patch the kernel with the ldiskfs patch series

[Lustre-discuss] Lustre 1.8.4 Patched Kernel Build

2010-09-03 Thread Charles Taylor
After installing the kernel source... rpm -Uvh kernel-2.6.18-194.3.1.0.1.el5.src.rpm rpmbuild -bp kernel-2.6.spec intalling the lustre source... lustre-source-1.8.4-2.6.18_194.3.1.0.1.el5_lustre.1.8.4.x86_64.rpm and patching the kernel... ln -s /usr/src/lustre-1.8.4/ldiskfs/kernel_patches/pat

Re: [Lustre-discuss] brief 'hangs' on file operations

2010-09-03 Thread Andreas Dilger
It could be both. We had good success with performance improvements up to 1GB journals, and AFAIK Some customers had reduced their journal size to 128 MB without significant performance impact to reduce RAM consumption on their OSS. We haven't really made any testing with reduced journal size to

Re: [Lustre-discuss] blk_rq_check_limits errors

2010-09-03 Thread Frank Heckes
Hi Bernd, On Thu, 2010-09-02 at 23:41 +0200, Bernd Schubert wrote: > On Thursday, September 02, 2010, Frank Heckes wrote: > > Hi all, > > > > for some of our OSSes a massive amount of errors like: > > > > Sep 2 20:28:15 jf61o02 kernel: blk_rq_check_limits: over max size > > limit. > > > > appeari

Re: [Lustre-discuss] Compiling lustre-client 2.0.0.1 on RHEL 4

2010-09-03 Thread Alexey Lyashkov
lustre 2.0 isn't support RHEL4. >>> 2010-07-15 Oracle, Inc. * version 2.0.0 * Server support for kernels: 2.6.18-164.11.1.el5 (RHEL 5) 2.6.18-164.11.1.0.1.el5 (OEL 5) * Client support for unpatched kernels: (see http://wiki.lustre.org/index.php?title

Re: [Lustre-discuss] brief 'hangs' on file operations

2010-09-03 Thread Tina Friedrich
And another quick question - would this be more likely to be the journal on the MDS, or the OSS servers? On 02/09/10 17:38, Tina Friedrich wrote: > Hello, > > On 02/09/10 17:28, Tina Friedrich wrote: >> Hi Andreas, >> >> thanks for your answer. >> Causing most grieve at the moment is that we

[Lustre-discuss] Compiling lustre-client 2.0.0.1 on RHEL 4

2010-09-03 Thread Christos Theodosiou
Hi, I tried to compile lustre-client 2.0.0.1 on RHEL4 with kernel 2.6.9-89.0.28.EL-x86_64 and I got 3 errors and 1 warning during the compile. The compile is executed with -Werror option, and it fails in all 4 cases * Error: lustre_compat25.h CC [M] /usr/src/redhat/BUILD/lustre-2.0.0.1/lustre/