大数据物理机操作系统层面的配置
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hadoop centos 7 配置。
4 个物理机
直接绑定 jbod，不做 raid,也没有 Lvm
[root@localhost ~]# cat /proc/scsi/scsi |more
Attached devices:
Host: scsi0 Channel: 00 Id: 00 Lun: 00
Vendor: LENOVO Model: ST8000NM001A X Rev: LCB9
Type: Direct-Access ANSI SCSI revision: 07
Host: scsi0 Channel: 00 Id: 01 Lun: 00
Vendor: LENOVO Model: ST8000NM001A X Rev: LCB9
Type: Direct-Access ANSI SCSI revision: 07
Host: scsi0 Channel: 00 Id: 02 Lun: 00
Vendor: LENOVO Model: ST8000NM001A X Rev: LCB9
Type: Direct-Access ANSI SCSI revision: 07
Host: scsi0 Channel: 00 Id: 03 Lun: 00
Vendor: LENOVO Model: ST8000NM001A X Rev: LCB9
Type: Direct-Access ANSI SCSI revision: 07
Host: scsi0 Channel: 00 Id: 04 Lun: 00
Vendor: LENOVO Model: ST8000NM001A X Rev: LCB9
Type: Direct-Access ANSI SCSI revision: 07
Host: scsi0 Channel: 00 Id: 05 Lun: 00
Vendor: LENOVO Model: ST8000NM001A X Rev: LCB9
Type: Direct-Access ANSI SCSI revision: 07
Host: scsi0 Channel: 00 Id: 06 Lun: 00
Vendor: LENOVO Model: ST8000NM001A X Rev: LCB9
Type: Direct-Access ANSI SCSI revision: 07
Host: scsi0 Channel: 00 Id: 08 Lun: 00
Vendor: ATA Model: SSDSC2KG960G8L Rev: LX41
Type: Direct-Access ANSI SCSI revision: 06
Host: scsi0 Channel: 00 Id: 09 Lun: 00
Vendor: LENOVO Model: ST8000NM001A X Rev: LCB9
Type: Direct-Access ANSI SCSI revision: 07
Host: scsi0 Channel: 00 Id: 10 Lun: 00
Vendor: ATA Model: SSDSC2KG960G8L Rev: LX41
Type: Direct-Access ANSI SCSI revision: 06
Host: scsi0 Channel: 01 Id: 06 Lun: 00
Vendor: LSI Model: VirtualSES Rev: 03
Type: Enclosure ANSI SCSI revision: 07
Host: scsi0 Channel: 02 Id: 00 Lun: 00
Vendor: Lenovo Model: RAID 930-16i-4GB Rev: 5.13
Type: Direct-Access ANSI SCSI revision: 05
[root@localhost ~]#
下载地址
https://www.ibm.com/support/pages/node/835788
#解压安装 storcli
unzip ibm_utl_sraidmr_storcli-1.07.07_linux_32-64.zip
rpm -Uvh storcli-1.07.07-1.noarch.rpm
#设置软连接
ln -s /opt/MegaRAID/storcli/storcli64 /bin/storcli
ln -s /opt/MegaRAID/storcli/storcli64 /sbin/storcli
#Raid 数量及当前状态
[root@localhost Linux]# storcli show ctrlcount
Status Code = 0
Status = Success
Description = None
Controller Count = 1
[root@localhost Linux]#
[root@localhost Linux]#
[root@localhost Linux]#
#查询虚拟磁盘大小，raid 结构等
[root@localhost Linux]# storcli /c0 /v0 show
Controller = 0
Status = Success
Description = None
Virtual Drives :
==============
-----------------------------------------------------------
DG/VD TYPE State Access Consist Cache sCC Size Name
-----------------------------------------------------------
0/0 RAID1 Optl RW Yes NRWBD - 446.103 GB OS
-----------------------------------------------------------
Cac=CacheCade|Rec=Recovery|OfLn=OffLine|Pdgd=Partially Degraded|dgrd=Degraded
Optl=Optimal|RO=Read Only|RW=Read Write|B=Blocked|Consist=Consistent|
R=Read Ahead Always|NR=No Read Ahead|WB=WriteBack|
AWB=Always WriteBack|WT=WriteThrough|C=Cached IO|D=Direct IO|sCC=Scheduled
Check Consistency
[root@localhost Linux]#
#查看 control0 的物理硬盘
[root@localhost Linux]#
[root@localhost Linux]# storcli /c0 /eall /sall show
Controller = 0
Status = Success
Description = Show Drive Information Succeeded.
Drive Information :
=================
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