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P550更换内置RAID硬盘更换步骤\r\n维护准备:\r\n1. 备件磁盘 00P2665\r\n2. 磁盘微码:Version 4335304B (C50K)\r\n3. 参考指南:PCI-X SCSI RAID controller Reference Guide for AIX\r\n\r\n维护步骤:(约需4.5小时)\r\n1、检查系统和硬件设备:用命令lsdev –Cc pdisk、errpt查询硬盘设备信息。\r\n2、用\r\ndiag->\r\nTask selection -> \r\n RAID Array Manager -> \r\nPCI-X SCSI Disk Array Manager ->\r\n List PCI-X SCSI Disk Array configuration\r\n检查raid信息和pdisk3 的状态。\r\n\r\n3、用以下操作再次确认硬盘槽位信息:\r\ndiag\r\nTask Selection\r\nRAID Array Manager \r\nPCI-X SCSI Disk Array Manager\r\n Diagnostics and Recovery Options\r\n SCSI and SCSI RAID Hot Plug Manager\r\n Identify a Device Attached to a SCSI Hot Swap Enclosure Device\r\n选择对应的硬盘,按F7确认硬盘所在的槽位(磁盘的黄灯亮)\r\n\r\n4、做好rootvg备份(mksysb)和数据备份(强烈建议)。\r\n\r\n5、进行磁盘更换\r\n用hot plug把硬盘更换,操作如下:\r\ndiag\r\nTask Selection\r\nRAID Array Manager \r\nPCI-X SCSI Disk Array Manager\r\n Diagnostics and Recovery Options\r\n SCSI and SCSI RAID Hot Plug Manager\r\n Replace/Remove a Device Attached to an SCSI Hot Swap Enclosure Device\r\n把故障硬盘更换,然后按F3回到上一层菜单\r\n SCSI and SCSI RAID Hot Plug Manager\r\n Configure Added/Replaced Devices\r\n更换硬盘后,回到\r\ndiag->\r\nTask selection -> \r\n RAID Array Manager -> \r\nPCI-X SCSI Disk Array Manager ->\r\n List PCI-X SCSI Disk Array configuration\r\n可以看到pdisk3的状态是failed,比如下图:\r\nhdisk8 30-60-ff-0,2 Degraded Raid 10 Array 36.4 GB \r\npdisk2 30-60-00-10,0 Active Array Member 36.4GB \r\npdisk3 30-60-01-8,0 Failed Array Member 36.4GB \r\n用lsdev –Cc pdisk是可以看到pdisk3是available,然后检查微码,如果磁盘微码:Version 4335304B以下的就必须升级,可更换上去的磁盘微码:Version 4335304A,所以不需要升级微码。\r\n\r\n6、对RAID_1进行重建\r\ndiag->\r\nTask selection -> \r\n RAID Array Manager -> \r\nPCI-X SCSI Disk Array Manager ->\r\n Reconstruct a PCI-X SCSI Disk Array\r\n选择新产生的磁盘进行重建(对146GB HDD大概需要4小时)\r\n\r\n7、重建完毕后,确认RAID_1的状态为optimal\r\ndiag->\r\n Task selection -> \r\n RAID Array Manager -> \r\nPCI-X SCSI Disk Array Manager ->\r\n List PCI-X SCSI Disk Array configuration |
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