A fix is available
APAR status
Closed as program error.
Error description
Network performance is degraded when SACK is enabled. With default memtrace levels, component trace logs once for every single packet sent out via TCP.
Local fix
Turn off memtrace level for netinet.tcp
Problem summary
Due to unecessary tracing tcp performance is degraded.
Problem conclusion
Restrict tracing only in case of detailed tracing is enabled for debugging
Temporary fix
Comments
6100-07 - use AIX APAR IV55000 6100-08 - use AIX APAR IV52242 6100-09 - use AIX APAR IV56023 6100-09 - use AIX APAR IV56023 6100-09 - use AIX APAR IV56023 7100-01 - use AIX APAR IV57704 7100-02 - use AIX APAR IV57259 7100-03 - use AIX APAR IV55276 7100-04 - use AIX APAR IV56088
APAR Information
APAR number
IV57704
Reported component name
AIX V7.1
Reported component ID
5765H4000
Reported release
710
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Submitted date
2014-03-26
Closed date
2014-03-26
Last modified date
2016-05-10
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 U861832
UP14/08/12 I 1000
PTF to Fileset Mapping
U861832 bos.net.tcp.client 7.1.1.21
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Document Information
Modified date:
10 May 2016