March 2006
Intermediate to advanced
630 pages
14h 45m
English
book
DB2 Performance Expert for Multiplatforms V2.2, 2nd Edition
by Whei-Jen Chen, Ute Baumbach, Marcia Miskimen, Werner Wicke
Content preview from DB2 Performance Expert for Multiplatforms V2.2, 2nd Edition
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Appendix B. Monitoring CM databases with Performance Expert 497
The number of agents assigned from the agent pool is 845 (Agents assigned
from pool), while the number of agents that had to be created because the pool
was empty is 698 (Agents created due to empty pool). The percentage of agents
created is approximately 45% (Agents created). Because creating agents causes
some overhead, a high number of creations should be avoided by having the
agents preallocated in the agent pool (NUM_POOLAGENTS parameter). On the
other hand, a low number of agent creations suggests that some agents in the
pool are rarely used and are wasting system resources. Look at the number of
idle agents (Idle agents). If most of the agents are idle, you should consider ...
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