Article ID: 123790, created on Dec 3, 2014, last review on Jun 17, 2016

  • Applies to:
  • Virtuozzo 6.0

Symptoms

Pstorage cluster is not accessible from the node:

# ll /pstorage/storage
ls: cannot access /pstorage/storage: Transport endpoint is not connected

Similar error messages can be found in "/var/log/pstorage/<clustername>/pstorage-mount.log.gz":

Pstorage client (pstorage-fs) crash
04-11-14 04:02:02.799 on_lease_updated: [00000006]/.uptime 0 -> 1, sn 0 -> 1
04-11-14 04:02:02.799 BUG at fuse_cache_files.c:134/fuse_cache_files_gen_up()
04-11-14 04:02:02.799 pstorage version: 6.0.7-35 (Debug)
04-11-14 04:02:02.799 ---------- [13 stack frames] ----------
04-11-14 04:02:02.799 /usr/lib64/libpcs_io.so(+0x224d7) [0x7fa8ae53e4d7]
04-11-14 04:02:02.799 /usr/lib64/libpcs_io.so(show_trace+0xcd) [0x7fa8ae53f3fd]
04-11-14 04:02:02.799 /usr/lib64/libpcs_io.so(pcs_err+0x35) [0x7fa8ae53dfa5]
04-11-14 04:02:02.799 /usr/lib64/libpcs_io.so(+0x21fd8) [0x7fa8ae53dfd8]
04-11-14 04:02:02.799 /usr/lib64/libpcs_io.so(+0x22083) [0x7fa8ae53e083]
04-11-14 04:02:02.799 /usr/bin/pstorage-mount(fuse_cache_files_gen_up+0x5f) [0x41a13f]
04-11-14 04:02:02.799 /usr/bin/pstorage-mount() [0x414120]
04-11-14 04:02:02.799 /usr/lib64/libpcs_io.so(rpc_work_input+0x372) [0x7fa8ae533072]
04-11-14 04:02:02.799 /usr/lib64/libpcs_io.so(+0x10c69) [0x7fa8ae52cc69]
04-11-14 04:02:02.799 /usr/lib64/libpcs_io.so(+0xf468) [0x7fa8ae52b468]
04-11-14 04:02:02.799 /usr/lib64/libpcs_io.so(+0xf842) [0x7fa8ae52b842]
04-11-14 04:02:02.799 /lib64/libpthread.so.0(+0x79d1) [0x7fa8add6d9d1]
04-11-14 04:02:02.799 /lib64/libc.so.6(clone+0x6d) [0x7fa8ae06b84d]
04-11-14 04:02:02.799 pcs_log_terminate

Cause

The problem is recognized as product bug id PSBM-29866.

Resolution

To mount the cluster back, restart pstorage-fs service:

# service pstorage-fs restart

The permanent fix is included in Parallels Cloud Server 6.0 Update 8 (6.0.8-2536).

Search Words

fuse_cache_files.c:134

fuse_cache_files_gen_up

c62e8726973f80975db0531f1ed5c6a2 2897d76d56d2010f4e3a28f864d69223 0dd5b9380c7d4884d77587f3eb0fa8ef

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