[lustre-discuss] restrict client access to lustre

restriction? /Thank you very much/ for your assistance in advance! With regards, Ekaterina Popova ___ lustre-discuss mailing list lustre-discuss@lists.lustre.org http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org

[lustre-discuss] errors 107 in syslog on client 2.8.0

Greetings, We've installed lustre client 2.8.0 on Debian 8. Lustre is mounted, it works, but there are many errors in system logs such as: Jun 26 06:42:46 fs0003 kernel: [2996428.506714] LustreError: 11-0: lu-ihep-OST000f-osc-88045fee0800: operation obd_ping to node 192.168.175.69@tcp1

[lustre-discuss] Upgrade lustre servers (2.1.3 to the latest stable version)

I would be very grateful if you could help me to plan my upgrade. Our lustre file system size is about 190TB. Our mgs/mds/oss servers are quite old. OS is SL6 and lustre version is 2.1.3. Lustre clients version is 2.5.3. We'll plan to upgrade servers to the latest stable version (2.9.0). At

[Lustre-discuss] Lustre client not mount after upgrade

: [73630.387901] LustreError: 23733:0:(obd_mount.c:2306:lustre_fill_super()) Unable to mount (-2) I don't upgrade MDS/OSS. Their version is 2.0. Can I fix client? What is the reason of this error? With regards, Ekaterina Popova ___ Lustre-discuss

[Lustre-discuss] Lustre error

Hello! We have seen such error on our Lustre client (lustre-2.0.65) today. After that we even can't reboot our machine. Only hard reset helped. Lustre client is installed on working node in clustre. Its CPU usage is high (100%). Several jobs are working on it. How can I solve such problem? What

[Lustre-discuss] high CPU usage on MDS

Hello! We've got one MDS (Lustre 2.0) with 4 processors (Intel(R) Core(TM)2 Quad CPUQ9500 @ 2.83GHz). Our CPU usage is HIGH - 80-100% . With top command we see: PID USER PR NI VIRT RES SHR S %CPU %MEMTIME+ COMMAND 2973 root 15 0 000 R 35.0 0.0 1509:09

[Lustre-discuss] mdt kernel panic

expired: 1308546323(-1s) Jun 20 09:05:24 fs0001 kernel: LustreError: 27239:0:(sec.c:452:sptlrpc_req_ctx_switch()) ASSERTION(req-rq_reqmsg) failed Could you say, please, what's the problem and where to dig to understand the reason of this problem? With regards, Ekaterina Popova

[Lustre-discuss] df and du difference on lustre fs

% /ost1 # df -h FilesystemSize Used Avail Use% Mounted on ... /dev/md13 2.7T 30G 2.6T 2% /ost2 How can I fix it ? With regards, Ekaterina Popova ___ Lustre-discuss mailing list Lustre-discuss@lists.lustre.org http