云服务器ECS 运维指南/ 目录
4.7.1 添加自定义规格.......................................................................................... 18
4.7.2 查询自定义规格..........................................................................................18
4.7.3 修改自定义规格..........................................................................................19
4.7.4 删除自定义规格..........................................................................................19
5 EBS.......................................................................................20
5.1 EBS大盘................................................................................................................ 20
5.2 Block Master运维..................................................................................................20
5.3 Block Server运维.................................................................................................. 23
5.4 SnapShotServer................................................................................................... 26
5.5 Block Gcworker运维............................................................................................. 28
5.6 Device运维........................................................................................................... 30
5.7 启动或关闭Rebalance............................................................................................35
5.8 IO HANG故障分析................................................................................................. 36
5.9 Slow IO分析..........................................................................................................38
5.10 产品设置..............................................................................................................42
6 虚拟机热迁移.......................................................................... 44
6.1 概述...................................................................................................................... 44
6.2 热迁移使用限制..................................................................................................... 44
6.3 在AG中完成热迁移................................................................................................. 45
6.4 订正VM所在NC的位置............................................................................................ 46
6.5 常见问题............................................................................................................... 46
7 云盘热迁移............................................................................. 49
7.1 概述.......................................................................................................................49
7.2 使用限制................................................................................................................49
7.3 热迁移后的运维...................................................................................................... 49
8 升级方案................................................................................ 51
8.1 概述...................................................................................................................... 51
8.2 GPU集群限制.........................................................................................................51
8.3 FPGA集群限制....................................................................................................... 51
9 日常报警处理.......................................................................... 52
9.1 概述...................................................................................................................... 52
9.2 API Proxy............................................................................................................. 53
9.3 API Server............................................................................................................ 53
9.4 RegionMaster.......................................................................................................54
9.5 RMS......................................................................................................................55
9.6 PYNC.................................................................................................................... 55
9.7 Zookeeper............................................................................................................56
9.8 AG........................................................................................................................56
9.9 Server分组............................................................................................................ 57
10 巡检.................................................................................... 58
10.1 概述.................................................................................................................... 58
10.2 集群基础健康状况巡检.......................................................................................... 58
10.2.1 概述........................................................................................................ 58
文档版本：20200702 III
