RAC筆記之instance recovery
當RAC的某個例項crash，RAC是如何進行instance recovery的呢？[@more@]
1、GES接管enqueue，GCS接管相關無主資源，GRD被重新配置。此時GCS被凍結
2、SMON讀取crash例項的相關redo，決定恢復集（recovery set）
3、SMON提交GRD請求去獲取所有需要恢復的塊，其它塊此時可用
4、前滾
5、後滾
來自 “ ITPUB部落格 ” ，連結：http://blog.itpub.net/85922/viewspace-979021/，如需轉載，請註明出處，否則將追究法律責任。
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