[lustre-discuss] How to find directory by inode

Hi, we have a lot of messages (almost every 1-2 seconds) in the lustre (2.12) mds system log which probably means that some directory has a lot (millions) of files. There is the inode number in these logs - see below. Could you please advise how to correlate this inode number with the directory?

[lustre-discuss] Lustre 2.10.3 client fails to compile on centos 6.5

Hi, I'm trying to build lustre 2.10.3 client on centos 6.5 (kernel: 2.6.32-431.el6.x86_64) with "rpmbuild --rebuild --without servers lustre-2.10.3-1.src.rpm" and it fails with: /root/rpmbuild/BUILD/lustre-2.10.3/lustre/ptlrpc/../../lustre/ldlm/ldlm_lock.c: In function 'ldlm_lock_remove_from_lru

Re: [lustre-discuss] Lustre 2.10.3 on ZFS - slow read performance

Hi Stephane, thank you! With ashift=9 reads are much better (1.7 GB/s vs 0.5 GB/s). However reads are still 5-10 times slower in the mixed read/write workflows. I'm continuing tuning/benchmarking and will keep you updated. Thanks, Alex 2018-03-30 20:00 GMT+03:00 Stephane Thiell : > Hi Alex, >

Re: [lustre-discuss] Lustre 2.10.3 on ZFS - slow read performance

h a setups (zpool with three or six 8+2 raidz2 vdevs) in a production, so I kindly ask to share your setups or any ideas helping to diagnose this problem? Thank you in advance, Alex 2018-03-27 22:55 GMT+03:00 Alex Vodeyko : > Hi, > > I'm setting up the new lustre test setup with

[lustre-discuss] Lustre 2.10.3 on ZFS - slow read performance

Hi, I'm setting up the new lustre test setup with the following hw config: - 2x servers (dual E5-2650v3, 128GB RAM), one MGS/MDS, one OSS - 1x HGST 4U60G2 JBOD with 60x 10TB HUH721010AL5204 drives (4k physical, 512 logical sector size), connected to OSS using lsi 9300-8e Lustre 2.10.3 servers/cli

Re: [lustre-discuss] Lustre client 2.10.3 build/install problem on Centos 6.7

Leo thanks a lot! The problem was that I somehow worked with lustre-2.10.3-1.src.rpm from el7 tree! (( The one from the link below built and updated perfectly Thanks again and sorry for such a mistake, Alex 2018-03-23 20:12 GMT+03:00 Leonardo Saavedra : > > On 03/23/2018 12:30 AM, Alex V

[lustre-discuss] Lustre client 2.10.3 build/install problem on Centos 6.7

Hi, I'm trying to build/install Lustre 2.10.3 client on Centos 6.7. "rpmbuild --rebuild --without servers lustre/lustre-2.10.3-1.src.rpm" goes fine, but "yum localupdate kmod-lustre-client-2.10.3-1.el6.x86_64.rpm lustre-client-2.10.3-1.el6.x86_64.rpm" failed with: Error: Package: kmod-lustre-clie