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公司有两台SUN服务器,用veritas做双机热备,正常情况下,veritas能随着系统启动自动起来。今天突然会出现故障,veritas必须手动操作使其启动。我觉得手动操作有几个步骤,但是从没实践过,问几个问题:
1、双机热备有个虚拟IP:192.168.0.1 ,首先让虚拟IP捆绑到任一台服务器上,也就是给一个网卡多分配一个地址 用ifconfig命令查看目前IP设置:
lo0: flags=1000849<UP,LOOPBACK,RUNNING,MULTICAST,IPv4> mtu 8232 index 1
inet 127.0.0.1 netmask ff000000
ge0: flags=1000843<UP,BROADCAST,RUNNING,MULTICAST,IPv4> mtu 1500 index 2
inet 192.168.0.10 netmask ffffff00 broadcast 192.168.0.255
ether 0:3:ba:2c:f4:9e
如果我想再分配个ge0口另外一个地址,是不是执行这个命令????望高手指示是否可行?????
ifconfig ge0:1 192.168.0.1 netmask 255.255.255.0
2、虚拟IP捆绑后还要把T3阵列挂在该服务器上,关于mount命令我有个问题不太明白,mount [-t 文件系统 ] [-o 选项] 设备 目录 其中设备名是物理设备名还是逻辑设备名?
例如:我用format命令显示如下:
0. c1t0d0 <SUN72G cyl 14087 alt 2 hd 24 sec 424>
/pci@8,600000/SUNW,qlc@2/fp@0,0/ssd@w500000e0103d4ac1,0
1. c1t1d0 <SUN72G cyl 14087 alt 2 hd 24 sec 424>
/pci@8,600000/SUNW,qlc@2/fp@0,0/ssd@w500000e0103d5301,0
2. c1t2d0 <SUN72G cyl 14087 alt 2 hd 24 sec 424>
/pci@8,600000/SUNW,qlc@2/fp@0,0/ssd@w500000e0103d6391,0
3. c1t3d0 <SUN72G cyl 14087 alt 2 hd 24 sec 424>
/pci@8,600000/SUNW,qlc@2/fp@0,0/ssd@w500000e0103d52f1,0
4. c1t4d0 <SUN72G cyl 14087 alt 2 hd 24 sec 424>
/pci@8,600000/SUNW,qlc@2/fp@0,0/ssd@w500000e0103d5071,0
5. c1t5d0 <SUN72G cyl 14087 alt 2 hd 24 sec 424>
/pci@8,600000/SUNW,qlc@2/fp@0,0/ssd@w500000e0103d52d1,0
6. c6t60020F200001127F3F8336FA0003DF97d0 <SUN-T300-0201 cyl 34530 alt 2 hd 112 sec 128>
/scsi_vhci/ssd@g60020f200001127f3f8336fa0003df97
7. c6t60020F200001127F3F83275A00094D63d0 <SUN-T300-0201 cyl 34530 alt 2 hd 112 sec 128>
/scsi_vhci/ssd@g60020f200001127f3f83275a00094d63
6和7是T3阵列的信息,然后用df -k查看:
文件系统 千字节 用了 可用 容量 挂接在
/dev/md/dsk/d60 8263373 1966536 6214204 25% /
/proc 0 0 0 0% /proc
mnttab 0 0 0 0% /etc/mnttab
fd 0 0 0 0% /dev/fd
/dev/md/dsk/d64 4133838 479883 3612617 12% /var
swap 10333792 104 10333688 1% /var/run
swap 10334192 504 10333688 1% /tmp
/dev/md/dsk/d65 4133838 986981 3105519 25% /sybase
/dev/md/dsk/d1 140964996 108824359 30730988 78% /sybdatabak
/dev/md/dsk/d66 45691937 8768808 36466210 20% /export/home
/dev/md/T3/dsk/d2 243754698 217981535 23335617 91% /sybdata
也就是说我想把T3阵列挂在服务器上
是执行 mount /dev/md/T3/dsk/d2 /sybdata ??? (df -k 显示 dev/md/T3/dsk/d2 是文件系统而不是 设备名称)
还是执行 mount c6t60020F200001127F3F8336FA0003DF97d0 /sybdata ? |
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