A fix is available
APAR status
Closed as program error.
Error description
nfs v4 client floods network when server returns NFS4ERR_DELAY on nfs4_lookup_fh calls.
Local fix
use nfs v3 and not v4
Problem summary
heavy network traffic from nfsv4 client
Problem conclusion
In nfs4_lookup_fh(),use backoff algorithm to add delay in 'case NFS4ERR_DELAY'
Temporary fix
Comments
6100-08 - use AIX APAR IV64600 6100-09 - use AIX APAR IV66303 7100-02 - use AIX APAR IV68328 7100-03 - use AIX APAR IV66344
APAR Information
APAR number
IV66344
Reported component name
AIX V7.1
Reported component ID
5765H4000
Reported release
710
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Submitted date
2014-10-28
Closed date
2014-10-28
Last modified date
2015-09-30
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 V7.1
Fixed component ID
5765H4000
Applicable component levels
R710 PSY U865826
UP15/05/19 I 1000
PTF to Fileset Mapping
U865826 bos.net.nfs.client 7.1.3.45
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Document Information
Modified date:
30 September 2015