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vmware增加新硬盤無需重啟即可生效的命令腳本_VMware

作者:GeekXuShuo ? 更新時間: 2022-05-23 編程語言

話不多說,直接開始

$  cat  /proc/scsi/scsi   
Attached devices:
Host: scsi1 Channel: 00 Id: 00 Lun: 00
  Vendor: NECVMWar Model: VMware IDE CDR10 Rev: 1.00
  Type:   CD-ROM                           ANSI  SCSI revision: 05
Host: scsi2 Channel: 00 Id: 00 Lun: 00
  Vendor: VMware   Model: Virtual disk     Rev: 1.0 
  Type:   Direct-Access                    ANSI  SCSI revision: 02
Host: scsi2 Channel: 00 Id: 01 Lun: 00
  Vendor: VMware   Model: Virtual disk     Rev: 1.0 
  Type:   Direct-Access                    ANSI  SCSI revision: 02

$ echo "scsi add-single-device 2 0 2 0" > /proc/scsi/scsi
$ cat  /proc/scsi/scsi                                   
Attached devices:
Host: scsi1 Channel: 00 Id: 00 Lun: 00
  Vendor: NECVMWar Model: VMware IDE CDR10 Rev: 1.00
  Type:   CD-ROM                           ANSI  SCSI revision: 05
Host: scsi2 Channel: 00 Id: 00 Lun: 00
  Vendor: VMware   Model: Virtual disk     Rev: 1.0 
  Type:   Direct-Access                    ANSI  SCSI revision: 02
Host: scsi2 Channel: 00 Id: 01 Lun: 00
  Vendor: VMware   Model: Virtual disk     Rev: 1.0 
  Type:   Direct-Access                    ANSI  SCSI revision: 02
Host: scsi2 Channel: 00 Id: 02 Lun: 00
  Vendor: VMware   Model: Virtual disk     Rev: 1.0 
  Type:   Direct-Access                    ANSI  SCSI revision: 02

通過命令可以看到掃描到了新的磁盤,實現了不重啟添加硬盤

$ echo "scsi add-single-device 2 0 2 0" > /proc/scsi/scsi
參數值 w、x、y 、 z,解釋如下:
w(Host)是主機適配器標識,第一個適配器為零(0)
x (Channel)是主機適配器上的 SCSI 通道,第一個通道為零(0)
y (ID)是設備的 SCSI 標識
z (Lun)是 LUN 號,第一個 LUN 為零(0)

1. 添加了磁盤后查看,沒有刷新出來

[root@node /]# fdisk -l
Disk /dev/sda: 17.2 GB, 17179869184 bytes
255 heads, 63 sectors/track, 2088 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: 0x000aa84a
   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *           1        2089    16775168   83  Linux
/dev/sda2            2089        2089        1024   82  Linux swap / Solaris

2. 查看主機總線號

root@node /]# ls /sys/class/scsi_host/
host0  host1  host2

3.重新掃描SCSI總線來添加設備

[root@node /]# echo "- - -" > /sys/class/scsi_host/host0/scan
[root@node /]# echo "- - -" > /sys/class/scsi_host/host1/scan
[root@node /]# echo "- - -" > /sys/class/scsi_host/host2/scan

最后 fdisk -l 可以看到添加后的磁盤了

原文鏈接:https://blog.csdn.net/qq_25934401/article/details/102626975

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