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Dariusz Owczarek

GC Buffer Busy Waits in RAC: Finding Hot Blocks - 0 views

www.ardentperf.com/...aits-in-rac-finding-hot-blocks

dba oracle performance rac gc

shared by Dariusz Owczarek on 19 Jul 10 - Cached
  • Here’s a handy little query I made up the other day to quickly digest any of the segment statistics from the AWR and grab the top objects for the cluster, reporting on each instance.
  • Any time you see heavy concurrency problems during inserts on table data blocks there should always be one first place to look: space management. Since ancient versions of OPS it has been a well-known fact that freelists are the enemy of concurrency.
  • Dariusz Owczarek on 19 Jul 10
     
    GC Buffer Busy Waits in RAC: Finding Hot Blocks
Dariusz Owczarek

How to Force Stop a Stuck Job in Grid Console - 1 views

metalink2.oracle.com/...f

dba oracle oem gc

shared by Dariusz Owczarek on 11 Jun 09 - No Cached
  • Dariusz Owczarek on 11 Jun 09
     
    A scheduled Job Run is stuck in the 'Running' / 'Status Pending' status for many days without any progress. This may occur if the target or the agent on that target machine is down and cannot be reached.
Dariusz Owczarek

Can not start Webcache component of OMS - 0 views

support.oracle.com/...article

dba edba gc

shared by Dariusz Owczarek on 05 Jan 10 - Cached
  • failed to start a managed process after the maximum retry limit Log: /home/oracle/product/10.2.0/oms10g/opmn/logs/WebCache~WebCache~1
  • failed to start a managed process after the maximum retry limit Log: /home/oracle/product/10.2.0/oms10g/opmn/logs/WebCache~WebCacheAdmin~1
  • b.Login as root user and execute following command OMS_HOME/webcache/bin/webcache_setuser.sh setroot <username> Note: In place of the <username> you should give the user name which you use to start oms.
  • Dariusz Owczarek on 05 Jan 10
     
    Can not start WebCache component of OMS. opmnctl returns "failed to start a managed process after the maximum retry limit". Applies to Enterprise Manager Grid Control - Version: 10.2.0.1 to 10.2.0.5, can occur on any platform.
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