Hi Many thanks for the suggestion - I seem to have indeed run out of inodes!
We have a massive amount of very small files :-( Does anyone know if it is possible increase the inodes, or do I need to redo the MDT? Kindest regards! Fourie Ben Evans wrote: > I've found MDT utilization is best measured using "df -i" rather than > "df -k", since you'll run out of inodes before you run out of space. No > file data is stored on the MDT and the metadata is small. > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Fourie > Joubert > Sent: Wednesday, August 18, 2010 2:01 PM > To: Andreas Dilger; [email protected] > Subject: Re: [Lustre-discuss] More detail regarding soft lockup error > > Hi > > Many thanks for the reply! > > The MDT is only 5% used. > > OST's are all around 30%. > > I have run the full series of e2fsck's. > > Have been running 1.8.1 as it was built with weak dependencies to > Infiniband, and I needed OFED 1.5 for my hardware.... > > But, I have recently been told by Marco Gomes (based on a recent forum > discussion?) that 1.8.3 seems to work with OFED 1.5.2-rc2. > > Will try to upgrade and see... > > Thanks and kindest regards! > > Fourie > > > > > On 18/08/2010 16:27, Andreas Dilger wrote: > >> On 2010-08-18, at 4:14, Fourie Joubert<[email protected]> >> > wrote: > >>> Just reporting some more detail about the soft lockup error I have >>> > been > >>> getting: >>> >>> I am running Lustre 1.8.1, kernels are from the Lustre distro. >>> >> Firstly, there is a known corruption bug in 1.8.1, you should ar >> > minimum upgrade to 1.8.1.1, but it may be that this problem is fixed in > a newer release. > >> >>> Aug 18 12:14:11 wonkofs kernel: [<ffffffff88b7007f>] >>> > :ldiskfs:ldiskfs_get_group_desc+0x3b/0xb0 > >>> Aug 18 12:14:11 wonkofs kernel: [<ffffffff88b7007f>] >>> :ldiskfs:ldiskfs_find_reverse+0x2f/0xa0 >>> Aug 18 12:14:11 wonkofs kernel: [<ffffffff88b78f26>] >>> :ldiskfs:ldiskfs_new_inode_wantedi+0x46/0x80 >>> >> This is getting stuck looking for a free inode. Is there free space in >> > the MDT filesystem? Have you run a full e2fsck? > >> I do recall some changes is this code a while ago, but I don't recall >> > what version it was in offhand. > >> Cheers, Andreas >> >> > > > -- -------------- Prof Fourie Joubert Associate Professor Bioinformatics and Computational Biology Unit Department of Biochemistry University of Pretoria [email protected] http://www.bi.up.ac.za Tel. +27-12-420-5802 Fax. +27-12-420-5800 ------------------------------------------------------------------------- This message and attachments are subject to a disclaimer. Please refer to www.it.up.ac.za/documentation/governance/disclaimer/ for full details. _______________________________________________ Lustre-discuss mailing list [email protected] http://lists.lustre.org/mailman/listinfo/lustre-discuss
