2010 年 1月 13 日随笔档案 - Oracle和MySQL

Would It affect RAC clusterware and database If we adjust OS time/Clock?

摘要： Question:在RAC环境中节点之间的OS操作系统时钟一致是clusterware能够稳定运行的重要因素之一，但是如果我们确实有调整OS时间的需求，那么是否真的会影响到RAC的正常运行呢？具体的影响是如何的呢？又需要注意哪些方面的因素呢？Answer:RAC: Frequently Asked Questions (Doc ID 220970.1)Does Oracle RAC work... 阅读全文

posted @ 2010-01-13 07:24 Oracle和MySQL 阅读(319) 评论(0) 推荐(0) 编辑

Know more about LOCK_SGA Parameter

摘要： Can you kindly define and explain of lock_sga parameter?each flatform(HP, IBM, SUN) recommended value of both parameter and why it is recommended like that value. LOCK_SGA locks the entire SGA into ... 阅读全文

posted @ 2010-01-13 06:11 Oracle和MySQL 阅读(167) 评论(0) 推荐(0) 编辑

Know Oracle Process OS Scheduled Priority

摘要： Can you kindly define and explain of this parameter?_os_sched_high_priority Regarding _os_sched_high_priority :Setting LMS priority automatically via _os_sched_high_priority It has been proven that p... 阅读全文

posted @ 2010-01-13 05:54 Oracle和MySQL 阅读(288) 评论(0) 推荐(0) 编辑

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Would It affect RAC clusterware and database If we adjust OS time/Clock?

Know more about LOCK_SGA Parameter

Know Oracle Process OS Scheduled Priority

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