March 2004
Intermediate to advanced
440 pages
11h 46m
English
book
DB2 UDB V8 and WebSphere V5 Performance Tuning and Operations Guide
by Whei-Jen Chen, Peter Z He, Kang Yong Ying, Andreas Paulsen, Sunminder S Saini
Content preview from DB2 UDB V8 and WebSphere V5 Performance Tuning and Operations Guide
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54 DB2 UDB V8 and WebSphere V5 Performance Tuning and Operations Guide
db2loggr: For manipulating log files to handle transaction processing and
recovery.
db2loggw: For writing log records to the log files.
db2logts: For collecting historical information about which logs are active
when a tablespace is modified. This information is ultimately recorded in the
DB2TSCHG.HIS file in the database directory. It is used to speed up
tablespace rollforward recovery.
db2dlock: For deadlock detection. In a multi-partitioned database
environment, an additional process called db2glock is used to coordinate the
information gathered from the db2dlock ...
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