Periodic high disk or processor utilization with CHECKPOINT process.

  • 7004270
  • 20-Aug-2009
  • 27-Apr-2012

Environment

eDir 8.7.3
NetWare 6
Suse SLES 8 & 9
Solaris

Situation

Periodic high disk or processor utilization with CHECKPOINT process.
Periodic disk requests above 1000 for periods exceeding 20 seconds.
LDAP is non-responsive during high disk request periods.
"Server Busy" packets are found in lan traces.

Resolution

.

Additional Information

The NDS CHECKPOINT process is consuming the the disk channel flushing dirty eDirectory cache out to disk.  Any other disk requests get blocked in the queue behind the CHECKPOINT process.
Formerly known as TID# 10094467