Linu下挂载新硬盘的方法

Linux下挂载硬盘的方法5G记，备用。添加磁盘，查看磁盘状况[root@db1/]#fdisk-lDisk/dev/sda:10.7GB,10737418240bytes255heads,63sectors/track,1305cylindersUnits=cylindersof16065*512=8225280bytesDeviceBootStartEndBlocksIdSystem/dev/sda1*15113059277537+83Linux/dev/sda211501204843+82LinuxswapPartitiontableentriesarenotindiskorderDisk/dev/sdb:5368MB,5368709120bytes255heads,63sectors/track,652cylindersUnits=cylindersof16065*512=8225280bytesDeviceBoot StartEndBlocksIdSystem的盘fdisk对/dev/sdb进展分区[root@db1/]#fdisk/dev/sdbCommand(mforhelp):nCommandactione extendedp primarypartition(1-4)pPartitionnumber(1-4):1Firstcylinder(1-652,default1):Usingdefaultvalue1Lastcylinderor+sizeor+sizeMor+sizeK(1-652,default652):Usingdefaultvalue652Command(mforhelp):wThepartitiontablehasbeenaltered!Callingioctltore-readpartitiontable.Syncingdisks.再次查看分区状况，多出来一个/dev/sdb11是我们在前面指定的，假设我们指2sdb2了。[root@db1/]#fdisk-lDisk/dev/sda:10.7GB,10737418240bytes255heads,63sectors/track,1305cylindersUnits=cylindersof16065*512=8225280bytesDeviceBootStartEndBlocksIdSystem/dev/sda1*15113059277537+83Linux/dev/sda211501204843+82LinuxswapPartitiontableentriesarenotindiskorderDisk/dev/sdb:5368MB,5368709120bytes255heads,63sectors/track,652cylindersUnits=cylindersof16065*512=8225280bytesDeviceBootStartEndBlocksIdSystem/dev/sdb116525237158+83Linux[root@db1/]#假设创立完之后，/proc/partitionsparprobe命令刷一下就可以了：[root@web1~]#cat/proc/partitionsmajorminor #blocks name80175825944sda811020236sdda2838193150sda3[root@web1~]#partprobe/dev/sda[root@web1~]#cat/proc/partitionsmajorminor#blocksname80175825944sda811020236sdda2838193150sda384135893835sda4[root@web1~]#格式化/dev/sdb1分区[root@db1/]#mkfs-text3/dev/sdb1mke2fs1.35(28-Feb-2023)Filesystemlabel=OStype:LinuxBlocksize=4096(log=2)Fragmentsize=4096(log=2)655360inodes,1309289blocks65464blocks(5.00%)reservedforthesuperuserFirstdatablock=0Maximumfilesystemblocks=134217728040blockgroups32768blockspergroup,32768fragmentspergroup16384inodespergroupSuperblockbackupsstoredonblocks:32768,98304,163840,229376,294912,819200,884736Writinginodetables:doneCreatingjournal(8192blocks):doneWritingsuperblocksandfilesystemaccountinginformation:doneThisfilesystemwillbeautomaticallycheckedevery30mountsor180days,whichevercomesfirst.Usetune2fs-cor-itooverride.创立名目并将/dev/sdb1挂在到该名目下[root@db1/]#lsbackupdevinitrdmediaoptsbinsysusrbinetclibmiscprocselinuxtftpbootvarboothomelost+foundmntrootsrvtmp[root@db1/]#mkdir/u01[root@db1/]#lsbackupdevinitrdmediaoptsbinsysu01bin etclibmiscprocselinuxtftpbootusrboot homelost+foundmntrootsrvtmpvar[root@db1/]#mount/dev/sdb1/u01验证挂载是否成功[root@db1/]#Filesystemdf-k1K-blocksUsedAvailableUse%Mountedon/dev/sda191317727066884160101282%/none45425604542560%/dev/shm/dev/sdb151548524304048499561%/backup设置开机自动挂载[root@db1/]#vi/etc/fstab#Thisfileiseditedbyfstab-sync-see”manfstab-sync”fordetailsLABEL=//ext3defaults11none/dev/ptsdevptsgid=5,mode=62000none/dev/shmtmpfsdefaults00none/procprocdefaults00none/syssysfsdefaults00LABEL=SWAP-sda2sw