raid5盘阵,做lvm笔记
August 21st, 2007
作者: Jeffrey
出处:http://blog.zhangjianfeng.com/?p=616
MSA20盘阵,250G x 7,做硬件RAID5, 再做LVM
看本地硬盘信息
阅读全文——共3864字
Tag Archive for 'RAID5'
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HP磁阵扩容笔记
August 14th, 2007
作者: Jeffrey
出处:http://blog.zhangjianfeng.com/?p=612
1.找到smartstart光盘,找到compaq/csp/linux/cpqacuxe-7.50-23.linux.rpm.tar.gz,解压并安装rpm包
2.安装后产生/usr/sbin/cpqacuxe服务,使用cpqacuxe -R启动
阅读全文——共358字
linux as2.1 软raid5坏盘更换笔记
June 22nd, 2007
作者: Jeffrey
出处:http://blog.zhangjianfeng.com/?p=583
硬件:hp 9000小型机软件:redhat as2.11.查看raid信息cat /etc/raidtab,如果有信息就可以用命令 lsraid -a /dev/md0 查看详细内容,包括各盘的状态等但运行lsraid -a /dev/md3,显示其中一块盘状态为failed[dev 8, 49] /dev/sdd1 AED294EF.331491E9.8D3C2C28.9C9E47A8 failed2.关机，取出坏盘，更换新盘3.开机，对新盘进行重新分区4.运行raidhotadd /dev/md3 /dev/sdd15. 运行 cat /proc/mdstat看恢复的进度Personalities : [raid1] [raid5] read_ahead 1024 sectorsmd3 : active raid5 sdd1[5] sdg1[4] sdf1[3] sde1[2] sdc1[0] 142261760 blocks level 5, 64k chunk, algorithm 0 [5/4] [U_UUU] [==>………………] recovery = 11.9% (4260096/35565440) finish=52.3min speed=9956K/secmd5 : active raid1 sdb1[1] sda1[0] 307136 blocks [2/2] [UU] md0 : active raid1 sdb2[1] sda2[0] 20479936 blocks [2/2] [UU] md4 : active raid1 sdb3[1] sda3[0] 9609152 blocks [2/2] [UU] md2 : active raid1 sdb4[1] sda4[0] 3071936 blocks [2/2] [UU] md1 : active raid1 sdb5[1] sda5[0] 2097088 blocks [2/2] [UU]
