A fix is available
APAR status
Closed as program error.
Error description
AIX NFS server may crash in the following stack due to JFS2 log I/O not serialized by NFS thread issue. (60)> f pvthread+008100 STACK: [05B02710]hd_terminate+0000D0 (0000000000000000, 0000000000000000 [??]) [05AFB660]hd_finished+0000E0 (??) [05AF4CE8]hd_end+000168 (??) [00197E50]internal_iodone_offl+000170 (??, ??) [00197C98]iodone_offl+000078 () [0019B518]i_softmod+000418 () [001ECBCC]flih_util+000258 () ____ Exception (F00000002FF47600) ____ You can confirm by checking on the device type. If it is a JFS2 log device, then this APAR applies. (60)> buf @r31 DEV BLKNO FLAGS 0 F1000A03208DA4E0 8000002C00000008 0000CBA0 NOHIDE MPSAFE INITIAL BUFXINI (60)> hcal 2C Value hexa: 0000002C Value decimal: 44 (60)> lvol -M 44 -m 8 | grep lv_name lv_name............ jfs2log00 jfs2log00 jfs2log 1 1 1 open/syncd N/A
Local fix
Problem summary
CRASH IN HD_TERMINATE DUE TO NFS thread issue
Problem conclusion
Algorith of how the thread is woken up by dispatch routine and the timer routine is modified to make it work.
Temporary fix
Comments
6100-09 - use AIX APAR IV51910 6100-09 - use AIX APAR IV51910 6100-09 - use AIX APAR IV51910 7100-03 - use AIX APAR IV51605
APAR Information
APAR number
IV51910
Reported component name
AIX 610 STD EDI
Reported component ID
5765G6200
Reported release
610
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Submitted date
2013-11-11
Closed date
2013-11-11
Last modified date
2014-05-22
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
AIX 610 STD EDI
Fixed component ID
5765G6200
Applicable component levels
R610 PSY U859271
UP14/05/21 I 1000
PTF to Fileset Mapping
U859271 bos.net.nfs.client 6.1.9.15
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Document Information
Modified date:
22 May 2014