Raid卡型号与操作
Raid卡市场主要是LSI、Adaptec、Highpoint、Promise等厂商提供。Adaptac被PMC收购后，提供的Raid卡即为PMC,简称为P卡。LSI公司提供的Raid卡，即为L卡。
Raid卡配置操作方式
Raid配置可以通过BIOS启动后进入Raid的配置页面进行配置，也可以进入系统后通过对应的操作工具进行配置。
PMC配置操作工具为： arcconf
LSI配置操作工具为：storcli
Arcconf介绍
下载：
https://storage.microsemi.com/en-us/speed/raid/storage_manager/arcconf_v3_03_23668_zip.php
使用：
arcconf list controller_id查询RAID卡的基本信息， controller_id 硬盘所在RAID卡的ID[root@localhost ~]# arcconf list 1
Controllers found: 1
Controller information
Controller ID : Status, Slot, Mode, Name, SerialNumber, WWN
Controller 1: : Optimal, Slot 1, RAID (Hide RAW), MSCC Adaptec SmartHBA 2100-8i, 7A4563EDE26, 50000D1703F07180
Array Information
Array ID : Status (Interface, TotalSize MB, FreeSpace MB)
Array 0 : Has Failed Logical Drive (SATA, 19077120 MB, 0 MB)
Array 1 : Ok (SATA, 9538560 MB, 5343744 MB)
Logical device information
Logical ID : Status (RAID, Interface, Size MB) Name
Logical 0 : Failed (10, Data, 4194304 MB) A
Logical 1 : Optimal (10, Data, 5344246 MB) B
Logical 2 : Optimal (1, Data, 2097152 MB) Logical Drive 3
Physical Device information
Physical ID : State (Interface, BlockSize, SizeMB, Vendor, Model, Type) WWN, [Location]
Physical 0,8 : Online (SATA, 512 Bytes, 4769307MB, ATA , HUS726050ALE610 , Hard Drive) 500E004AAAAAAA00, [Enclosure 1, Slot 0(Connector 0:CN0)]
Physical 0,9 : Online (SATA, 512 Bytes, 4769307MB, ATA , HGST HUS726050AL, Hard Drive) 500E004AAAAAAA01, [Enclosure 1, Slot 1(Connector 0:CN0)]
Physical 0,10 : Online (SATA, 512 Bytes, 4769307MB, ATA , HGST HUS726050AL, Hard Drive) 500E004AAAAAAA02, [Enclosure 1, Slot 2(Connector 0:CN0)]
Physical 0,11 : Online (SATA, 512 Bytes, 4769307MB, ATA , HGST HUS726050AL, Hard Drive) 500E004AAAAAAA03, [Enclosure 1, Slot 3(Connector 0:CN0)]
Physical 0,12 : Online (SATA, 512 Bytes, 4769307MB, ATA , HGST HUS726050AL, Hard Drive) 500E004AAAAAAA04, [Enclosure 1, Slot 4(Connector 0:CN0)]
Physical 0,13 : Online (SATA, 512 Bytes, 4769307MB, ATA , HGST HUS726050AL, Hard Drive) 500E004AAAAAAA05, [Enclosure 1, Slot 5(Connector 0:CN0)]
Physical 2,0 : Ready (SES2, Not Applicable, Not Applicable, 12G SAS, Expander, Enclosure Services Device) 500E004AAAAAAA1F, [Connector 0:CN0, Enclosure 1]
Physical 2,3 : Ready (SES2, Not Applicable, Not Applicable, MSCC , Virtual SGPIO, Enclosure Services Device) 50000D1703F07180, [Not Applicable]Command completed successfully.</pre>
arcconf getconfig controller_id AD查询RAID卡的基本信息
命令格式 功能 arcconf getconfig controller_id AD 查询适配器信息 arcconf getconfig controller_id LD 查询所有LD的信息 arcconf getconfig controller_id LD LD_id 查询特定LD的信息 arcconf getconfig controller_id PD 查询所有物理硬盘的信息 arcconf getconfig controller_id PD physical_id 查询特定物理硬盘的信息 arcconf getconfig controller_id AR 查询所有Array的信息 arcconf getconfig controller_id AR AR_id 查询特定Array的信息
arcconf setcontrollermode controller_id mode设置RAID卡工作模式 ， 默认为“Mixed” 。 mode = 2: HBA 3: RAID 5: Mixed./arcconf setcontrollermode 1 3
Controllers found: 1Command completed successfully.</pre>
arcconf getconfig 1查询raid卡工作模式
arcconf list查询所有适用arcconf工具的RAID卡[root@localhost ~]# arcconf list
Controllers found: 1
Controller information
Controller ID : Status, Slot, Mode, Name, SerialNumber, WWN
Controller 1: : Optimal, Slot 1, Mixed, MSCC Adaptec SmartHBA 2100-8i, 7A4563EDE26, 50000D1703F07180
Command completed successfully.</pre>
- arcconf setboot controller_id logicaldrive LD_id type boot_type 设置启动盘， LD_id 为 LD的ID ， boot_type 为 启动项的类型 ， Primary : 将LD或PD设置为第一启动设备， Secondary ：将LD或PD设置为第二启动设备。
- arcconf setboot controller_id device physical_id type boot_type 设置启动盘， physical_id 为 硬盘的physical ID ，boot_type 为 启动项的类型，Primary : 将LD或PD设置为第一启动设备， Secondary ：将LD或PD设置为第二启动设备。
[root@localhost ~]# arcconf setboot 1 logicaldrive 1 type primary
Controllers found: 1
Do you wish to change the boot type of the selected device.
Press y, then ENTER to continue or press ENTER to abort: yCommand completed successfully.</pre>
- arcconf setarrayparam controller_id array_id sparetype mode 设置磁盘为热备模式，mode 热备盘的类型 ， 1：Dedicated 2：Autoreplace
[root@localhost ~]# arcconf setarrayparam 1 0 sparetype 1
Controllers found: 1Command completed successfully.
[root@localhost ~]#</pre>磁盘电灯：
命令 功能 arcconf identify controller_id device physical_id time time 对特定的物理硬盘进行点灯，time为可选项，表示点灯持续的时间，单位为秒。 arcconf identify controller_id device physical_id 对特定的物理硬盘持续点灯，按任意键会停止点灯。 arcconf identify controller_id all time time 对所有的物理硬盘进行点灯，time为可选项，表示点灯持续的时间，单位为秒。 arcconf identify controller_id all stop 对所有的物理硬盘停止点灯 arcconf identify controller_id logicaldrive LD_id time time 对特定的LD进行点灯，time为可选项，表示点灯持续的时间，单位为秒。 arcconf identify controller_id logicaldrive LD_id 对特定的LD停止点灯 arcconf identify controller_id array array_id time time 对特定的Array进行点灯，time为可选项，表示点灯持续的时间，单位为秒。 arcconf identify controller_id array array_id 对特定的Array停止点灯 [root@localhost ~]# ./arcconf identify 1 device 0 0
Controllers found: 1
Only devices managed by an enclosure processor may be identified
The specified device(s) is/are blinking.
Press any key to stop the blinking.</pre>创建和删除raid
- arcconf create controller_id logicaldrive option size level physical_id physical_id...... 创建raid， option为可以设置的选项： Stripesize 条带大小，取值为 16/32/64/128/256/512/1024 ； Name LD的名称； LDcache Controller Cache ； SSDOverProvisioningOptimization SSD的特性，取值为 enable / disable 只有当RAID组由SSD组成时，才能设置该属性。 该选项设置为“Enabled”后，会在数据写入SSD之前重新分配所有使用的块来优化SSD，可以加快初始化的速度。 DataLD 被加速的LD的ID
- arcconf delete controller_id logicaldrive ld_id noprompt 删除raid
[root@localhost ~]# ./arcconf create 1 logicaldrive max 0 0 7
Controllers found: 1Do you want to add a logical device to the configuration?
Press y, then ENTER to continue or press ENTER to abort: yCreating logical device: LogicalDrv 1
Command completed successfully.
[root@localhost ~]# ./arcconf delete 1 logicaldrive 1 noprompt
Controllers found: 1WARNING: Deleting this logical device will automatically delete array 1 because it is the only logical device present on that array.
All data in logical device 1 will be lost.
Deleting: logical device 1 ("LogicalDrv 1")Command completed successfully.</pre>
磁盘cache：
- arcconf getconfig controller_id ad 查询cache详情
- arcconf setcache controller_id drivewritecachepolicy drivetype cachepolicy drivetype cachepolicy... 设置cache， drivetype ： 要设置写Cache策略的硬盘类型 ， Configured：设置RAID/Mixed模式下RAID组成员盘的写Cache策略。 Unconfigured：设置RAID/Mixed模式下非RAID组成员盘的写Cache策略 。 HBA：设置HBA模式下硬盘的写Cache策略； cachepolicy ： 硬盘写Cache策略 ， 0：Default（将硬盘的写Cache保持为默认状态） 。 1：Enabled（打开硬盘的写Cache功能） 。 2：Disabled（关闭硬盘的写Cache功能）
设置Configured状态的硬盘Cache写策略为Enabled，设置Unconfigured状态的硬盘Cache写策略为Disabled
[root@localhost ~]# ./arcconf setcache 1 drivewritecachepolicy Configured 1 Unconfigured 2
Controllers found: 1
Enabling controller drive write cache can increase write performance but risks losing the data in the cache on sudden loss.Command completed successfully.
查询当前的硬盘写Cache策略
[root@localhost ~]# ./arcconf getconfig 1 ad
Controllers found: 1
Controller information
Controller Statue : Optimal
Controller Mode :Mixed
Channle description :SCSI...
Physical Drive Write Cache Policy Information
Configured Drives :Enabled
Unconfigured Drives :Disabled
HBA Drives :Default
...</pre>
storcli介绍
安装：
官网下载https://www.broadcom.com/site-search?q=storcli rpm包安装
使用：
storcli64 -h获取帮助信息
storcli64 show[all]显示某一块raid卡的版本、功能、状态、以及raid卡下的物理磁、逻辑盘信息
storcli64 /cx show显示控制器0的信息
storcli64 /cx show freespace显示剩下的磁盘空间
storcli64 /cx set rebuildrate=x1设置rebuildrate速度
storcli64 /cx show rebuildrate显示重建速率
storcli64 /cx set patrolread=on or off开启或关闭patrolread
storcli64 /cx set cc=on or off开启或关闭rate
storcli64 /cx download file=filepath升级raid卡固件，需要重启
storcli64 /cx flushcache清除raid卡、物理磁盘cache
storcli64 /cx/eall/sall show显示物理磁盘信息
storcli64 /cx/eall/sall show all显示详细物理磁盘信息
storcli64 /cx/ex/sx set good/offline/online/missing设置某块磁盘的状态
storcli64 /cx/ex/sx start locate开启定位某块磁盘
storcli64 /cx/ex/sx stop locate关闭磁盘定位
storcli64 /cx/ex/sx show rebuild显示rebuild
storcli64 /cx/ex/sx start rebuild开始rebuild
storcli64 /cx/ex/sx stop rebuild停止rebuild
storcli64 /cx/ex/sx add hostsparedrive dgs=x设置模块磁盘为diskgroup x 的热备盘
storcli64 /cx/ex/sx delete hostsparedrive删除磁盘热备盘磁盘JBOD:
storcli64 /cx[/ex]/sx set jbod设置单盘jbod
storcli64 /cx[/ex]/sx show jbod显示单盘jbod[root@localhost ~]# /opt/MegaRAID/storcli/storcli64 /c0/e0/s1 show jbod
CLI Version = 007.1017.0000.0000 May 10, 2019
Operating system = Linux 3.10.0-957.el7.x86_64
Controller = 0
Status = Failure
Description = No JBODs have been configuredDetailed Status :
Drive Status ErrCd ErrMsg
/c0/e0/s1 Failure 255 Drive is not a JBOD
--------------------------------------------</pre>
storcli64 /cx[/ex]/sx del jbod [force]删除磁盘jbod模式
storcli64 /cx show jbod显示JBOD配置[root@localhost ~]# /opt/MegaRAID/storcli/storcli64 /c0 show jbod
CLI Version = 007.1017.0000.0000 May 10, 2019
Operating system = Linux 3.10.0-957.el7.x86_64
Controller = 0
Status = Success
Description = NoneController Properties :
Ctrl_Prop Value
JBOD OFF
----------------</pre>
storcli64 /cx set jbod=<on|off> [force]设置raid控制器为JBOD模式
storcli64 /cx show jbodwritecache显示raid控制器JBOD写cache配置
storcli64 /cx set jbodwritecache=on|off|default设置磁盘写cache磁盘CACHE:
storcli64 /c0/vall show all显示raid虚拟设备的详细信息，Write Cache(initial setting)代表为raid卡的写cache，WriteThrough为关闭模式，WriteBack为开启cache，；Disk Cache Policy代表物理磁盘的cache[root@localhost ~]# /opt/MegaRAID/storcli/storcli64 /c0/v12 show all
VD12 Properties :
===============
Strip Size = 256 KB
Number of Blocks = 7812499456
VD has Emulated PD = No
Span Depth = 1
Number of Drives Per Span = 1
Write Cache(initial setting) = WriteBack
Disk Cache Policy = Enabled
Encryption = None
Data Protection = Disabled
Active Operations = None
Exposed to OS = Yes
OS Drive Name = /dev/sdm
Creation Date = 27-04-2018
Creation Time = 03:20:44 AM
Emulation type = default
Cachebypass size = Cachebypass-64k
Cachebypass Mode = Cachebypass Intelligent
Is LD Ready for OS Requests = Yes
SCSI NAA Id = 6101b5442bcc70002275538c1c79b826
Unmap Enabled = N/A</pre>
storcli64 /c0/vall set pdcache=Off/On/Default配置物理磁盘的cache，Off为关闭，On为开启，Default为默认值，当为Default时，cache取决于物理磁盘的cache，磁盘cache开启，则raid cache是开启的，否则为关闭。SATA磁盘cache默认为开启，SAS磁盘cache默认为关闭状态。
storcli64 /c0/vall set wrcache=wt/wb/awb设置raid卡cache，wt为WriteThrough，wb为WiteBack，awb为AlwaysWriteBack。当cache为WriteBack时，如果raid卡存在电池，则cache为开启状态，如果没有电池则为WriteThrough状态；当cache为AlwaysWriteBack时，raid卡cache为总是开启状态
storcli64 /c0/bbu show查看电容状态[root@localhost ~]# /opt/MegaRAID/storcli/storcli64 /c0/bbu show
CLI Version = 007.1017.0000.0000 May 10, 2019
Operating system = Linux 3.10.0-957.el7.x86_64
Controller = 0
Status = Failure
Description = NoneDetailed Status :
Ctrl Status Property ErrMsg ErrCd
0 Failed - use /cx/cv 255
--------------------------------------</pre>
storcli64 /c0 flushcache刷新raid卡、物理磁盘cache磁盘信息 ：
storcli64 /c0/e0 show status获取enclosure下磁盘风扇等设备的状态
storcli64 /cx/ex/sx set good/offline/online/missing设置磁盘的状态
