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课程第59次(2018-11-23星期五)
课程第60次(2018-11-24星期六上午)
- [root@station25 ~]# fdisk -l
- Disk /dev/vda: 61.2 GB, 61203283968 bytes
- 16 heads, 63 sectors/track, 118588 cylinders
- Units = cylinders of 1008 * 512 = 516096 bytes
- Sector size (logical/physical): 512 bytes / 512 bytes
- I/O size (minimum/optimal): 512 bytes / 512 bytes
- Disk identifier: 0x0007cec8
- Device Boot Start End Blocks Id System
- /dev/vda1 * 3 612 307200 83 Linux
- Partition 1 does not end on cylinder boundary.
- /dev/vda2 612 103825 52019200 8e Linux LVM
- Partition 2 does not end on cylinder boundary.
- /dev/vda3 103825 112147 4194304 82 Linux swap / Solaris
- Partition 3 does not end on cylinder boundary.
- Disk /dev/mapper/RAC12crhel6-root: 53.2 GB, 53183774720 bytes
- 255 heads, 63 sectors/track, 6465 cylinders
- Units = cylinders of 16065 * 512 = 8225280 bytes
- Sector size (logical/physical): 512 bytes / 512 bytes
- I/O size (minimum/optimal): 512 bytes / 512 bytes
- Disk identifier: 0x00000000
- Disk /dev/sda: 56.7 GB, 56740544512 bytes
- 255 heads, 63 sectors/track, 6898 cylinders
- Units = cylinders of 16065 * 512 = 8225280 bytes
- Sector size (logical/physical): 512 bytes / 512 bytes
- I/O size (minimum/optimal): 512 bytes / 512 bytes
- Disk identifier: 0x38a4f1ee
- Device Boot Start End Blocks Id System
- /dev/sda1 1 1 8001 83 Linux
- /dev/sda2 2 6898 55400152+ 5 Extended
- /dev/sda5 2 628 5036346 83 Linux
- /dev/sda6 629 1255 5036346 83 Linux
- /dev/sda7 1256 1882 5036346 83 Linux
- /dev/sda8 1883 2509 5036346 83 Linux
- /dev/sda9 2510 3136 5036346 83 Linux
- /dev/sda10 3137 3763 5036346 83 Linux
- /dev/sda11 3764 4390 5036346 83 Linux
- /dev/sda12 4391 5017 5036346 83 Linux
- /dev/sda13 5018 5644 5036346 83 Linux
- /dev/sda14 5645 6271 5036346 83 Linux
- /dev/sda15 6272 6898 5036346 83 Linux
- [root@station25 ~]# su - grid
- [grid@station25 ~]$ asmcmd afd_dsset '/dev/sda*'
- [grid@station25 ~]$ asmcmd afd_dsget
- AFD discovery string: '/dev/sda*'
- [grid@station25 ~]$ asmcmd afd_scan
- [grid@station25 ~]$ asmcmd afd_dsget
- AFD discovery string: '/dev/sda*'
- [grid@station25 ~]$
复制代码 ASMFD对应于操作系统盘:
- [root@station23 disks]# ls
- RACDISK1 RACDISK10 RACDISK11 RACDISK2 RACDISK3 RACDISK4 RACDISK5 RACDISK6 RACDISK7 RACDISK8 RACDISK9
- [root@station23 disks]# vim RACDISK1
- [root@station23 disks]# cat RACDISK1
- /dev/sda5
- [root@station23 disks]# pwd
- /dev/oracleafd/disks
复制代码
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