这里使用了k8s自身的持久化卷存储机制:PV和PVC.各组件之间的关系参考下图: PV的Access Mode(访问模式) The access modes are: ReadWriteOnce – the volume can be mounted as read-write by a single node ReadOnlyMany – the volume can be mounted read-only by many nodes ReadWriteMany – the volume c
ORA-24756处理 看到警告日誌一直報ORA-24756錯誤 Errors in file /oracle/admin/NHMIX01/bdump/nhmix01_reco_4959.trc: ORA-24756: transaction does not exist 但是去找trace文件的時候卻沒有 想到了事務的問題,查dba_2pc_pending select local_tran_id,state from dba_2pc_pending: LOCAL_TRAN_ID STATE
基本概念 Local Coordinator:在分布事务中,必须参考其它节点上的数据才能完成自己这部分操作的站点. Global Coordinator:分布事务的发起者,负责协调这个分布事务. Commit Point Site:在分布事务中,首先执行COMMIT或ROLLBACK操作的站点.一般情况下,应该把存储关键数据的站点作为Commit Point Site.因为Commit Point Site和其它站点不一样,从来不会进入prepared状态,所以不会存在IN-DOUBT事务. 可
基本概念 Local Coordinator:在分布事务中,必须参考其它节点上的数据才能完成自己这部分操作的站点. Global Coordinator:分布事务的发起者,负责协调这个分布事务. Commit Point Site:在分布事务中,首先执行COMMIT或ROLLBACK操作的站点.一般情况下,应该把存储关键数据的站点作为Commit Point Site.因为Commit Point Site和其它站点不一样,从来不会进入prepared状态,所以不会存在IN-DOUBT事务. 可
SQL 错误: ORA-01591: 锁被未决分布式事务处理 7.2.428982 持有 01591. 00000 - "lock held by in-doubt distributed transaction %s" *Cause: Trying to access resource that is locked by a dead two-phase commit transaction that is in prepared state. *Action: DBA
出处:http://highscalability.com/blog/2014/2/3/how-google-backs-up-the-internet-along-with-exabytes-of-othe.html How Google Backs Up The Internet Along With Exabytes Of Other Data Raymond Blum leads a team of Site Reliability Engineers charged with keep