Details
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Bug
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Resolution: Fixed
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Critical
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Lustre 2.4.0
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Lustre: 2.3.53-2chaos
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3
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4642
Description
After updating to 2.3.53-2chaos, the MDS is no longer able to mount its MDT. The relevant console messages:
Lustre: Found index 0 for lstest-MDT0000, updating log LustreError: 33410:0:(sec_config.c:1024:sptlrpc_target_local_copy_conf()) missing llog context LustreError: 33836:0:(genops.c:316:class_newdev()) Device lstest-MDT0000-osp-MDT0000 already exists at 136, won't add LustreError: 33836:0:(obd_config.c:374:class_attach()) Cannot create device lstest-MDT0000-osp-MDT0000 of type osp : -17 Lustre: lstest-MDT0000: Temporarily refusing client connection from 0@lo LustreError: 11-0: lstest-MDT0000-osp-MDT0000: Communicating with 0@lo, operation mds_connect failed with -11 LustreError: 33836:0:(obd_mount.c:373:lustre_start_simple()) lstest-MDT0000-osp-MDT0000 attach error -17 LustreError: 33836:0:(obd_mount.c:1135:lustre_osp_setup()) lstest-MDT0000-osp-MDT0000: setup up failed: rc -17 LustreError: 15c-8: MGC172.20.5.2@o2ib500: The configuration from log 'lstest-client' failed (-17). This may be the result of communication errors between this node and the MGS, a bad configuration, or other errors. See the syslog for more information. LustreError: 33405:0:(obd_mount.c:1865:server_start_targets()) lstest-MDT0000: failed to start OSP: -17 Lustre: lstest-MDT0000: Unable to start target: -17 Lustre: Failing over lstest-MDT0000 LustreError: 32689:0:(client.c:1116:ptlrpc_import_delay_req()) @@@ IMP_CLOSED req@ffff880faa7f0800 x1415277549978464/t0(0) o13->lstest-OST0181-osc-MDT0000@172.20.2.185@o2ib500:7/4 lens 224/368 e 0 to 0 dl 0 ref 1 fl Rpc:/0/ffffffff rc 0/-1 LustreError: 32690:0:(osp_precreate.c:116:osp_statfs_interpret()) lstest-OST0182-osc-MDT0000: couldn't update statfs: rc = -5 LustreError: 32689:0:(client.c:1116:ptlrpc_import_delay_req()) Skipped 253 previous similar messages Lustre: server umount lstest-MDT0000 complete LustreError: 33405:0:(obd_mount.c:2985:lustre_fill_super()) Unable to mount (-17)
I'm just about to start looking into the root cause.