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Linux教程網 >> Linux綜合 >> Linux資訊 >> 更多Linux >> 經驗與技巧:SUN系統維護命令大全

經驗與技巧:SUN系統維護命令大全

日期:2017/2/27 14:26:14   编辑:更多Linux
  1、查看機型:SUn的小型機的機型都在面板上寫著有,如NETRA T 1125, 還有比如utra 5,utra 10等等。     2、查看cpu個數 (錯誤,不正確,因為sun中的top命令不能完全看到所有的cpu情況,與HP用法也不一樣)   #top   CPU states: 99.3% idle, 0.1% user, 0.6% kernel, 0.0% iowait, 0.0% swap   表示只有一個cpu     正確方法:   用dmesg grep cpu     便可以看到正確的 cpu個數了。     3、查看內存   #dmesg grep mem   mem = 2097152K (0x80000000)   avail mem = 2087739392     4、查看磁盤的個數   #vxdisk list   DEVICE TYPE DISK GROUP STATUS   c0t0d0s2 sliced - - error   c0t0d0s7 simple c0t0d0s7 rootdg online   c1t0d0s2 sliced - - online   c1t1d0s2 sliced smpdg2 smpdg online   c1t2d0s2 sliced smpdbdg1 smpdbdg online   c2t0d0s2 sliced - - online   c2t1d0s2 sliced smpdg1 smpdg online   c2t2d0s2 sliced smpdbdg2 smpdbdg online     5、如何查看文件系統   #df -k   Filesystem kbytes used avail capacity Mounted on   /dev/dsk/c0t0d0s0 4032142 1050675 2941146 27% /   /proc 0 0 0 0% /proc   fd 0 0 0 0% /dev/fd   /dev/dsk/c0t0d0s6 7304977 29 7231899 1% /home   /dev/dsk/c0t0d0s5 4032142 402929 3588892 11% /opt   swap 3418392 32 3418360 1% /tmp   /vol/dev/dsk/c0t6d0/informix   201730 201730 0 100% /cdrom/informix   /dev/vx/dsk/smpdg/smpdg-stat   1055 9 941 1% /smpwork   /dev/vx/dsk/smpdg/lv_smp   17336570 128079 17035126 1% /sms     6、查看卷組、邏輯卷的位置   #cd /dev/vx/dsk/   比如smpdg等等都在該目錄下了,然後再進入某個卷組目錄就可以看到該卷組下面的邏輯卷了。     7、如何創建卷組、邏輯卷、文件系統   A、創建smpdg邏輯卷組(假設現在是將c1t1d0 和c1t2d0兩塊物理磁盤來創建smcpdg邏輯卷組)   vxdisksetup -i c1t1d0 (格式化物理磁盤)   vxdisksetup -i c2t1d0   vxdg init smpdg smpdg1=c2t1d0 (將物理磁盤加入到邏輯卷組smpdg)   vxdg -g smpdg adddisk smpdg2=c1t1d0     然後再來創建邏輯卷、文件系統   vxassist -g smpdg -U fsgen make lv_smp 17200m layout=nolog smpdg1   vxassist -g smpdg mirror lv_smp layout=nostripe smpdg2   newfs -C -f /dev/vx/rdsk/smpdg/lv_smp     假設現在的一台機器上掛接到/sms   mkdir /sms   chown smp:smp /sms   vxvol -g smpdg startall   mount /dev/vx/dsk/smpdg/lv_smp /sms   umount /sms   vxvol -g smpdg stopall   vxdg deport smpdg     然後再在第二台機器上掛接到/sms   mkdir /sms   chown smp:smp /sms   vxdg import smpdg   vxvol -g smpdg startall   newfs -C -f /dev/vx/rdsk/smpdg/lv_smp   mount /dev/vx/dsk/smpdg/lv_smp /sms   umount /sms     備注:以上是創建一個共享的文件系統   往往由於smpdg要分配給某一個應用來使用,所以需要再來創建一個個邏輯機運行時掛接的文件系統:   vxassist -g smpdg -U fsgen make smpdg-stat 2m layout=nolog smpdg1   vxassist -g smpdg mirror smpdg-stat layout=nostripe smpdg2   newfs /dev/vx/rdsk/smpdg/smpdg-stat     B、創建smpdbdg邏輯卷組   創建卷組:   vxdisksetup -i c1t2d0   vxdisksetup -i c2t2d0   vxdg init smpdbdg smpdbdg1=c1t2d0   vxdg -g smpdbdg adddisk smpdbdg2=c2t2d0   vxassist -g smpdbdg -U fsgen make smpdbdg-stat 2m layout=nolog smpdbdg1   vxassist -g smpdbdg mirror smpdbdg-stat layout=nostripe smpdbdg2   newfs /dev/vx/rdsk/smpdbdg/smpdbdg-stat     創建邏輯卷:   vxassist -g smpdbdg -U gen make lv_rootdbs 128m layout=nolog smpdbdg1   vxassist -g smpdbdg mirror lv_rootdbs layout=nostripe smpdbdg2   vxassist -g smpdbdg -U gen make lv_logdbs 300m layout=nolog smpdbdg1   vxassist -g smpdbdg mirror lv_logdbs layout=nostripe smpdbdg2   vxassist -g smpdbdg -U gen make lv_phydbs 100m layout=nolog smpdbdg1   vxassist -g smpdbdg mirror lv_phydbs layout=nostripe smpdbdg2   vxassist -g smpdbdg -U gen make lv_tempdbs 1000m layout=nolog smpdbdg1   vxassist -g smpdbdg mirror lv_tempdbs layout=nostripe smpdbdg2   vxassist -g smpdbdg -U gen make lv_svcchunk1 2000m layout=nolog smpdbdg1   vxassist -g smpdbdg mirror lv_svcchunk1 layout=nostripe smpdbdg2   vxassist -g smpdbdg -U gen make lv_svcchunk2 2000m layout=nolog smpdbdg1   vxassist -g smpdbdg mirror lv_svcchunk2 layout=nostripe smpdbdg2   vxassist -g smpdbdg -U gen make lv_svcchunk3 2000m layout=nolog smpdbdg1   vxassist -g smpdbdg mirror lv_svcchunk3 layout=nostripe smpdbdg2   vxassist -g smpdbdg -U gen make lv_recchunk1 2000m layout=nolog smpdbdg1   vxassist -g smpdbdg mirror lv_recchunk1 layout=nostripe smpdbdg2   vxassist -g smpdbdg -U gen make lv_recchunk2 2000m layout=nolog smpdbdg1   vxassist -g smpdbdg mirror lv_recchunk2 layout=nostripe smpdbdg2   vxassist -g smpdbdg -U gen make lv_recchunk3 2000m layout=nolog smpdbdg1   vxassist -g smpdbdg mirror lv_recchunk3 layout=nostripe smpdbdg2   vxassist -g smpdbdg -U gen make lv_recchunk4 2000m layout=nolog smpdbdg1   vxassist -g smpdbdg mirror lv_recchunk4 layout=nostripe smpdbdg2   vxassist -g smpdbdg -U gen make lv_recchunk5 1700m layout=nolog smpdbdg1   vxassist -g smpdbdg mirror lv_recchunk5 layout=nostripe smpdbdg2     C、附邏輯卷的屬性   vxedit -g smpdg -v set user=smp group=smp lv_smp   vxedit -g smpdbdg -v set user=informix group=informix mode=660 lv_rootdbs   vxedit -g smpdbdg -v set user=informix group=informix mode=660 lv_logdbs   vxedit -g smpdbdg -v set user=informix group=informix mode=660 lv_phydbs   vxedit -g smpdbdg -v set user=informix group=informix mode=660 lv_tempdbs   vxedit -g smpdbdg -v set user=informix group=informix mode=660 lv_svcchunk1   vxedit -g smpdbdg -v set user=informix group=informix mode=660 lv_svcchunk2   vxedit -g smpdbdg -v set user=informix group=informix mode=660 lv_svcchunk3   vxedit -g smpdbdg -v set user=informix group=informix mode=660 lv_recchunk1   vxedit -g smpdbdg -v set user=informix group=informix mode=660 lv_recchunk2   vxedit -g smpdbdg -v set user=informix group=informix mode=660 lv_recchunk3   vxedit -g smpdbdg -v set user=informix group=informix mode=660 lv_recchunk4   vxedit -g smpdbdg -v set user=informix group=informix mode=660 lv_recchunk5     備注:在SUN的機器中在給邏輯卷付屬性的時候,等於用chown、chmod來作。     8、如何刪除卷組   其實也就是去激活和倒出的過程,然後再來對物理磁盤重新格式化就完了。   vxvol -g smpdbdg stopall   vxdg deport smpdbdg   vxdisksetup -i c1t0d0   vxdisksetup -i c2t1d0   ......     這樣做了之後就不會再有/dev/vx/smpdbdg目錄了。     9、如何建立共享卷組   在第一台機器上先建立卷組,假設已經建設好卷組smpdg,現在要在第二台機器上建立共享卷組smpdg,則先在的一台機器上將smpdg去激活、並且倒出smpdg:   smcp01>vxvol -g smpdg stopall   smcp01>vxdg deport smpdg     再來在第二台機器上激活、導入smpdg:   smcp02>vxdg import smpdg   smcp02>vxvol -g smpdg startall     切換後對用以下三個命令進行查看是否切換成功:   vxdg list //用於查看邏輯卷組的信息   vxdisk list //用於查物理磁盤的信息   vXPrint -vt //用於查看所有卷的信息     10、如何查看磁盤的大小     方法一:   #format   然後選擇盤的代號,回車進入下一級菜單,再選inquiry,就得到該盤的大小信息,比如:   Vendor: FUJITSU   ProdUCt: MAN3184M SUN18G   Revision: 1502     注意:format是一個功能強大的磁盤診斷工具。     方法二:   #cd /opt/SUNWexplo/bin/   運行explorer得到磁盤的信息包,是一個目錄,進入該目錄,就發現有一個disks目錄,進入該目錄發現有一個diSKINfo文件,用如下命令看各個磁盤   的大小:     0: rmt/0ln HP C1537A L706 62#




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