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Cisco Bug: CSCvv14607 - Buffer leak in I/O Pool normal buffers

Last Modified

Aug 27, 2020

Products (1)

  • Cisco 2000 Series Connected Grid Routers

Known Affected Releases

unspecified

Description (partial)

Symptom:
A higher memory utilization in I/o Pool:

cca-in-gallagher138-sub-rtr#show process memory sorted
Processor Pool Total:  864649072 Used:   74703240 Free:  789945832 
      I/O Pool Total:   37748736 Used:   34022816 Free:    3725920 <<<-- 90.12% of memory utilization

Because of the previous, Router may display multiple memory errors logs similar to:

Jun 29 16:07:53.600 EDT: %SYS-2-MALLOCFAIL: Memory allocation of 65612 bytes failed from 0x21020180, alignment 128
Pool: I/O  Free: 3731344  Cause: Memory fragmentation
Alternate Pool: None  Free: 0  Cause: No Alternate pool
 -Process= "Pool Manager", ipl= 0, pid= 6
-Traceback= 21011630z 2101DE88z 2102B62Cz 2103EF48z 2103F110z 21032BDCz 21032BC0z

Conditions:
Running an affected software version.
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