1 问题现象
db2diag.log日志中抛出Warning，显示catalogcache_sz值不足。
2 问题诊断
查看db2diag.log日志
ADM4000W A catalog cache overflow condition has occurred.There is no error but this indicates that the catalog cache persists,you may want to adjust the CATALOGCACHE_SZ DB configuration parameter
3 恢复步骤
在规范值10240基础上调大到20480
db2 update db cfg for <dbname> using CATALOGCACHE_SZ 20480
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DB2
