solaris 磁盘管理（国外英文资料）.docVIP

solaris 磁盘管理（国外英文资料） Solaris disk management On Solaris, a disk contains eight partitions, marked 0-7. The partition 0 root partition contains the information that is started Partition 2 represents the entire disk The swap partition can be any partition, default to partition 1 Other partition users store the data The logical device name is in /dev/dsk and /dev/rdsk. These names are symbolic connections in the/devices directory. Using the logical device name for the system administrator? Have spent Sun defines the logical device name in the following name: / dev / [r] DSK C: logical controller number T: the physical bus target number D: disk or logical unit number (LUN) S: the partition number The physical device name indicates the complete information of the device, such as the device bus address. The physical device name is in/devices directory. # ls -l/dev/DSK/c0t3d0s0 LRWXRWXRWX 1 root root 86 Oct 20 16:04 /dev/dsk/c0t3d0s3 - .. /.. / devices/iommu @ 0,/ sbus @ 0/ espdma @ 5,8400000 / esp @ 5,880 0000 / sd @ 3, 0: d The instance name is short for system device. Such as: SDN where s = SCSI, d = disk, and n = logical disk Numbers, such as sd0, represent the first SCSI disk device. The dmesg displays the instance name The dmesg command identifies the device that the system connects to. Display as an instance and a physical device name. # dmesg | more May 13 formerly Cpu0: SUNW, UltraSPARC (upaid 0 impl 0x10 ver 0x0x40clock 167 MHz) SunOS Release 5.7 Version Generic [UNIX (R) System V Release 4.0] Copyright (c) 1983-1998, Sun Microsystems Inc. NOTICE: 64 bit OS installed, but the 32-bit OS is the default For the processor (s) on this system. See boot (1M) for more information. Booting the 32-bit OS... Mem = 196608K (0xc000000) Avail mem = 189440,000 Ethernet address = 8:0:20:9b: 60: b5 Root nexus = Sun Ultra 1 SBus (UltraSPARC 167MHz) Sbus0 at root: UPA 0x1f 0x0... Sbus0 is/sbus @ 1f, 0 Dma0 at sbus0: sbus0 slot 0xe offset 0x8400000 Dma0 is/sbus