{"id":26397,"date":"2025-04-19T15:36:25","date_gmt":"2025-04-19T07:36:25","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/26397.html"},"modified":"2025-04-19T15:36:25","modified_gmt":"2025-04-19T07:36:25","slug":"%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%a3%81%e7%9b%98%e5%8d%b7%e7%bb%84%e7%bc%93%e5%ad%98cache%e8%ae%be%e7%bd%ae%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/26397.html","title":{"rendered":"\u670d\u52a1\u5668\u78c1\u76d8\u5377\u7ec4\u7f13\u5b58cache\u8bbe\u7f6e\u4ecb\u7ecd"},"content":{"rendered":"

\u5de5\u51771： storcli<\/h2>\n

a. \u786e\u8ba4\u8f6f\u4ef6\u5305\u662f\u5426\u5b89\u88c5<\/h3>\n

\u00a0 \u00a0 [root@localhost ~]#rpm -qa | grep storcli<\/p>\n

\u00a0 \u00a0 storcli-1.21.06-1.noarch<\/p>\n

\u00a0 \u00a0 \u5907\u6ce8：\u82e5\u68c0\u7d22\u7ed3\u679c\u4e3a\u7a7a，\u9700\u8981\u5b89\u88c5\u5bf9\u5e94\u7684\u8f6f\u4ef6\u5b89\u88c5\u5305\u3002\u5b89\u88c5\u547d\u4ee4\u5982\u4e0b：<\/p>\n

\u00a0 \u00a0 #rpm -ivh storcli-xx-xx-1.noarch.rpm<\/p>\n

b. \u67e5\u770b\u903b\u8f91\u5377\u8bfb\/\u5199\u7f13\u5b58\u72b6\u6001<\/h3>\n

\u00a0 \u00a0 \u5907\u6ce8：\u8bf7\u5173\u6ce8\u6807\u7ea2\u90e8\u5206\u793a\u4f8b\u4e3a：NRWTD, \u53c2\u6570\u89e3\u91ca\u5982\u4e0b：<\/p>\n

\u00a0 \u00a0 NR: No Read Ahead（\u5173\u95ed\u9884\u8bfb，\u5373\u8bfb\u7f13\u5b58\u5173\u95ed）<\/p>\n

\u00a0 \u00a0 R:Read Ahead(\u5f00\u542f\u9884\u8bfb，\u5373\u5f00\u542f\u8bfb\u7f13\u5b58）<\/p>\n

\u00a0 \u00a0 WB: Write Back（\u5f00\u542f\u56de\u5199，\u5373\u5f00\u542f\u5199\u7f13\u5b58）<\/p>\n

\u00a0 \u00a0 AWB: Always Write Back（\u5f3a\u5236\u5f00\u542f\u56de\u5199，\u5f3a\u5236\u5f00\u542f\u5199\u7f13\u5b58）<\/p>\n

\u00a0 \u00a0 WT: Write Through(\u76f4\u5199\u6a21\u5f0f，\u5173\u95ed\u56de\u5199\/\u5199\u7f13\u5b58）\u00a0<\/p>\n

\u00a0 [root@localhost ~]# \/opt\/MegaRAID\/storcli\/storcli64 \/c0\/v1 show<\/p>\n

\u00a0 \u00a0 Controller = 0<\/p>\n

\u00a0 \u00a0 Status = Success<\/p>\n

\u00a0 \u00a0 Description = None<\/p>\n

\u00a0 \u00a0 Virtual Drives :<\/p>\n

\u00a0 \u00a0 ==============<\/p>\n

\u00a0 \u00a0 ————————————————————–<\/p>\n

\u00a0 \u00a0 DG\/VD TYPE State Access Consist Cache Cac sCC Size Name<\/p>\n

\u00a0 \u00a0 ————————————————————–<\/p>\n

\u00a0 \u00a01\/1 RAID10 Optl RW No NRWTD – ON 2.180 TB<\/p>\n

\u00a0 \u00a0————————————————————–<\/p>\n

\u00a0 \u00a0Cac=CacheCade|Rec=Recovery|OfLn=OffLine|Pdgd=Partially Degraded|Dgrd=Degraded<\/p>\n

Optl=Optimal|RO=ReadOnly|RW=ReadWrite|HD=Hidden|TRANS=TransportReady|B=Blocked|\u00a0Consist=Consistent|R=ReadAheadAlways|NR=NoReadAhead|WB=WriteBack|\u00a0AWB=AlwaysWriteBack|WT=WriteThrough|C=CachedIO|D=DirectIO|sCC=ScheduledCheck Consistency<\/p>\n

c. \u8bfb\u7f13\u5b58\u6253\u5f00\/\u5173\u95ed<\/h3>\n

\u00a0 \u00a0 \u8bed\u6cd5\u5982\u4e0b：<\/p>\n

\u00a0 \u00a0 storcli \/cx\/vx set rdcache=RA|NoRA<\/p>\n

\u00a0 \u00a0 \u53c2\u6570\u8bf4\u660e：<\/p>\n

\u00a0 \u00a0 cx: x\u4e3a\u6570\u5b57，\u4ece0\u5f00\u59cb，\u4ee3\u8868\u63a7\u5236\u5668\u7f16\u53f7<\/p>\n

\u00a0 \u00a0 vx: x\u4e3a\u6570\u5b57，\u4ece0\u5f00\u59cb，\u4ee3\u8868\u903b\u8f91\u5377\u7f16\u53f7<\/p>\n

\u00a0 \u00a0 RA: Read Ahead<\/p>\n

\u00a0 \u00a0 NoRA: No Read Ahead<\/p>\n

\u00a0 \u00a0 \u793a\u4f8b：<\/p>\n

\u00a0 \u00a0 [root@localhost ~]# \/opt\/MegaRAID\/storcli\/storcli64 \/c0\/v1 set rdcache=ra<\/p>\n

\u00a0 \u00a0 Controller = 0<\/p>\n

\u00a0 \u00a0 Status = Success<\/p>\n

\u00a0 \u00a0 Description = None<\/p>\n

\u00a0 \u00a0 Detailed Status :<\/p>\n

\u00a0 \u00a0 ===============<\/p>\n

\u00a0 \u00a0 —————————————<\/p>\n

\u00a0 \u00a0 VD Property Value Status ErrMsg ErrCd<\/p>\n

\u00a0 \u00a0 —————————————<\/p>\n

\u00a0 \u00a0 1 rdCache RA Success – 0<\/p>\n

\u00a0 \u00a0 —————————————<\/p>\n

\u00a0 \u00a0 [root@localhost ~]# \/opt\/MegaRAID\/storcli\/storcli64 \/c0\/v1 set rdcache=nora<\/p>\n

\u00a0 \u00a0 Controller = 0<\/p>\n

\u00a0 \u00a0 Status = Success<\/p>\n

\u00a0 \u00a0 Description = None<\/p>\n

\u00a0 \u00a0 Detailed Status :<\/p>\n

\u00a0 \u00a0 ===============<\/p>\n

\u00a0 \u00a0 \u00a0—————————————<\/p>\n

\u00a0 \u00a0 VD Property Value Status ErrMsg ErrCd<\/p>\n

\u00a0 \u00a0 —————————————<\/p>\n

\u00a0 \u00a0 1 rdCache NoRA Success – 0<\/p>\n

\u00a0 \u00a0 —————————————<\/p>\n

d. \u5199\u7f13\u5b58\u6253\u5f00\/\u5173\u95ed<\/h3>\n

\u00a0 \u00a0 \u8bed\u6cd5\u5982\u4e0b：<\/p>\n

\u00a0 \u00a0 storcli \/cx\/vx set wrcache=WT|WB|AWB<\/p>\n

\u00a0 \u00a0 \u53c2\u6570\u8bf4\u660e：<\/p>\n

\u00a0 \u00a0 cx: x\u4e3a\u6570\u5b57，\u4ece0\u5f00\u59cb，\u4ee3\u8868\u63a7\u5236\u5668\u7f16\u53f7<\/p>\n

\u00a0 \u00a0 vx: x\u4e3a\u6570\u5b57，\u4ece0\u5f00\u59cb，\u4ee3\u8868\u903b\u8f91\u5377\u7f16\u53f7<\/p>\n

\u00a0 \u00a0 WT: Write Through<\/p>\n

\u00a0 \u00a0 WB: Write Back<\/p>\n

\u00a0 \u00a0 AWB: Always Write Back<\/p>\n

\u00a0 \u00a0 \u793a\u4f8b：<\/p>\n

\u00a0 \u00a0 [root@localhost ~]# \/opt\/MegaRAID\/storcli\/storcli64 \/c0\/v1 set wrcache=wt<\/p>\n

\u00a0 \u00a0 Controller = 0<\/p>\n

\u00a0 \u00a0 Status = Success<\/p>\n

\u00a0 \u00a0 Description = None<\/p>\n

\u00a0 \u00a0 Detailed Status :<\/p>\n

\u00a0 \u00a0 ===============<\/p>\n

\u00a0 \u00a0 —————————————<\/p>\n

\u00a0 \u00a0 VD Property Value Status ErrMsg ErrCd<\/p>\n

\u00a0 \u00a0 —————————————<\/p>\n

\u00a0 \u00a0 1 wrCache WT Success – 0<\/p>\n

\u00a0 \u00a0 —————————————<\/p>\n

\u00a0 \u00a0 [root@localhost ~]# \/opt\/MegaRAID\/storcli\/storcli64 \/c0\/v1 set wrcache=wb<\/p>\n

\u00a0 \u00a0 Controller = 0<\/p>\n

\u00a0 \u00a0 Status = Success<\/p>\n

\u00a0 \u00a0 Description = None<\/p>\n

\u00a0 \u00a0 Detailed Status :<\/p>\n

\u00a0 \u00a0 ===============<\/p>\n

\u00a0 \u00a0 —————————————<\/p>\n

\u00a0 \u00a0 VD Property Value Status ErrMsg ErrCd<\/p>\n

\u00a0 \u00a0 —————————————<\/p>\n

\u00a0 \u00a0 1 wrCache WB Success – 0<\/p>\n

\u00a0 \u00a0 —————————————<\/p>\n

\u00a0 \u00a0 [root@localhost ~]# \/opt\/MegaRAID\/storcli\/storcli64 \/c0\/v1 set wrcache=awb<\/p>\n

\u00a0 \u00a0 Controller = 0<\/p>\n

\u00a0 \u00a0 Status = Success<\/p>\n

\u00a0 \u00a0 Description = None<\/p>\n

\u00a0 \u00a0 Detailed Status :<\/p>\n

\u00a0 \u00a0 ===============<\/p>\n

\u00a0 \u00a0 —————————————<\/p>\n

\u00a0 \u00a0 VD Property Value Status ErrMsg ErrCd<\/p>\n

\u00a0 \u00a0 —————————————<\/p>\n

\u00a0 \u00a0 1 wrCache AWB Success – 0<\/p>\n

\u00a0 \u00a0 —————————————<\/p>\n

\u5de5\u51772：megacli<\/h2>\n

a.\u00a0 \u786e\u8ba4\u8f6f\u4ef6\u5305\u662f\u5426\u5b89\u88c5<\/h3>\n

\u00a0 \u00a0 [root@localhost ~]# rpm -qa | grep -i MegaCli<\/p>\n

\u00a0 \u00a0 MegaCli-8.07.10-1.noarch<\/p>\n

\u00a0 \u00a0 \u5907\u6ce8：\u82e5\u68c0\u7d22\u7ed3\u679c\u4e3a\u7a7a，\u9700\u8981\u5b89\u88c5\u5bf9\u5e94\u7684\u8f6f\u4ef6\u5b89\u88c5\u5305\u3002\u5b89\u88c5\u547d\u4ee4\u5982\u4e0b：<\/p>\n

\u00a0 \u00a0 #rpm -ivh MegaCli-xx-xx-1.noarch.rpm<\/p>\n

b. \u67e5\u770b\u903b\u8f91\u5377\u8bfb\/\u5199\u7f13\u5b58\u72b6\u6001<\/h3>\n

\u00a0 \u00a0 \u8bf7\u5173\u6ce8\u6807\u7ea2\u90e8\u5206\u793a\u4f8b\u4e3a： WriteBack, ReadAheadNone, Direct, Write Cache OK if Bad BBU, \u53c2\u6570\u89e3\u91ca\u5982\u4e0b：<\/p>\n

\u00a0 \u00a0 NORA: No Read Ahead（\u5173\u95ed\u9884\u8bfb，\u5373\u8bfb\u7f13\u5b58\u5173\u95ed）<\/p>\n

\u00a0 \u00a0 RA:Read Ahead(\u5f00\u542f\u9884\u8bfb，\u5373\u5f00\u542f\u8bfb\u7f13\u5b58）<\/p>\n

\u00a0 \u00a0 WB: Write Back（\u5f00\u542f\u56de\u5199，\u5373\u5f00\u542f\u5199\u7f13\u5b58）<\/p>\n

\u00a0 \u00a0 ForcedWB: Forced Write Back（\u5f3a\u5236\u5f00\u542f\u56de\u5199，\u5f3a\u5236\u5f00\u542f\u5199\u7f13\u5b58）<\/p>\n

\u00a0 \u00a0 WT: Write Through(\u76f4\u5199\u6a21\u5f0f，\u5173\u95ed\u56de\u5199\/\u5199\u7f13\u5b58）<\/p>\n

\u00a0 \u00a0 \u793a\u4f8b：<\/p>\n

\u00a0 \u00a0 [root@localhost ~]# \/opt\/MegaRAID\/MegaCli\/MegaCli64 -ldinfo -l1 -a0<\/p>\n

\u00a0 \u00a0 Adapter 0 — Virtual Drive Information:<\/p>\n

\u00a0 \u00a0 Virtual Drive: 1 (Target Id: 1)<\/p>\n

\u00a0 \u00a0 Name :<\/p>\n

\u00a0 \u00a0 RAID Level : Primary-1, Secondary-0, RAID Level Qualifier-0<\/p>\n

\u00a0 \u00a0 Size : 2.180 TB<\/p>\n

\u00a0 \u00a0 Sector Size : 512<\/p>\n

\u00a0 \u00a0 Is VD emulated : Yes<\/p>\n

\u00a0 \u00a0 Mirror Data : 2.180 TB<\/p>\n

\u00a0 \u00a0 State : Optimal<\/p>\n

\u00a0 \u00a0 Strip Size : 64 KB<\/p>\n

\u00a0 \u00a0 Number Of Drives per span:2<\/p>\n

\u00a0 \u00a0 Span Depth : 5<\/p>\n

\u00a0 \u00a0 Default Cache Policy: WriteBack, ReadAheadNone, Direct, Write Cache OK if Bad BBU<\/p>\n

\u00a0 \u00a0 Current Cache Policy: WriteBack, ReadAheadNone, Direct, Write Cache OK if Bad BBU<\/p>\n

\u00a0 \u00a0 Default Access Policy: Read\/Write<\/p>\n

\u00a0 \u00a0 Current Access Policy: Read\/Write<\/p>\n

\u00a0 \u00a0 Disk Cache Policy : Disk's Default<\/p>\n

\u00a0 \u00a0 Ongoing Progresses:<\/p>\n

\u00a0 \u00a0 Check Consistency : Completed 26%, Taken 493 min.<\/p>\n

\u00a0 \u00a0 Encryption Type : None<\/p>\n

\u00a0 \u00a0 Bad Blocks Exist: No<\/p>\n

\u00a0 \u00a0 PI type: No PI<\/p>\n

\u00a0 \u00a0 Is VD Cached: No<\/p>\n

\u00a0 \u00a0 Exit Code: 0x00<\/p>\n

c.\u00a0 \u8bfb\/\u5199\u7f13\u5b58\u6253\u5f00\/\u5173\u95ed<\/h3>\n

\u00a0 \u00a0 \u8bed\u6cd5\u5982\u4e0b：<\/p>\n

\u00a0 \u00a0 MegaCli -LDSetProp {-Name LdNamestring} | -RW|RO|Blocked|RemoveBlocked | WT|WB|ForcedWB [-Immediate] |RA|NORA|ADRA |<\/p>\n

\u00a0 \u00a0 DsblPI<\/p>\n

\u00a0 \u00a0 | Cached|Direct | -EnDskCache|DisDskCache | CachedBadBBU|NoCachedBadBBU<\/p>\n

\u00a0 \u00a0 -Lx|-L0,1,2|-Lall -aN|-a0,1,2|-aALL<\/p>\n

\u00a0 \u00a0 \u53c2\u6570\u8bf4\u660e：<\/p>\n

\u00a0 \u00a0 aN: N\u4e3a\u6570\u5b57，\u4ece0\u5f00\u59cb，\u4ee3\u8868\u63a7\u5236\u5668\u7f16\u53f7<\/p>\n

\u00a0 \u00a0 Lx: x\u4e3a\u6570\u5b57，\u4ece0\u5f00\u59cb，\u4ee3\u8868\u903b\u8f91\u5377\u7f16\u53f7<\/p>\n

\u00a0 \u00a0 NORA: No Read Ahead（\u5173\u95ed\u9884\u8bfb，\u5373\u8bfb\u7f13\u5b58\u5173\u95ed）<\/p>\n

\u00a0 \u00a0 RA:Read Ahead(\u5f00\u542f\u9884\u8bfb，\u5373\u5f00\u542f\u8bfb\u7f13\u5b58）<\/p>\n

\u00a0 \u00a0 WB: Write Back（\u5f00\u542f\u56de\u5199，\u5373\u5f00\u542f\u5199\u7f13\u5b58）<\/p>\n

\u00a0 \u00a0 ForcedWB: Forced Write Back（\u5f3a\u5236\u5f00\u542f\u56de\u5199，\u5f3a\u5236\u5f00\u542f\u5199\u7f13\u5b58）<\/p>\n

\u00a0 \u00a0 WT: Write Through(\u76f4\u5199\u6a21\u5f0f，\u5173\u95ed\u56de\u5199\/\u5199\u7f13\u5b58）<\/p>\n

\u00a0 \u00a0 \u8bfb\u7f13\u5b58\u4fee\u6539\u793a\u4f8b：\u00a0<\/p>\n

\u00a0 [root@localhost ~]# \/opt\/MegaRAID\/MegaCli\/MegaCli64 -LdSetProp RA -L1 -a0<\/p>\n

\u00a0 Set Read Policy to ReadAhead on Adapter 0, VD 1 (target id: 1) success<\/p>\n

\u00a0 Exit Code: 0x00<\/p>\n

\u00a0 [root@localhost ~]# \/opt\/MegaRAID\/MegaCli\/MegaCli64 -LdSetProp NORA -L1 -a0<\/p>\n

\u00a0 Set Read Policy to NoReadAhead on Adapter 0, VD 1 (target id: 1) success<\/p>\n

\u00a0 Exit Code: 0x00<\/p>\n

\u00a0 \u00a0 \u8bfb\u7f13\u5b58\u4fee\u6539\u793a\u4f8b：<\/p>\n

\u00a0 \u00a0 [root@localhost ~]# \/opt\/MegaRAID\/MegaCli\/MegaCli64 -LdSetProp WB -L1 -a0<\/p>\n

\u00a0 \u00a0 Set Write Policy to WriteBack on Adapter 0, VD 1 (target id: 1) success<\/p>\n

\u00a0 \u00a0 Exit Code: 0x00<\/p>\n

\u00a0 \u00a0 [root@localhost ~]#\/opt\/MegaRAID\/MegaCli\/MegaCli64 -LdSetProp WT -L1 -a0<\/p>\n

\u00a0 \u00a0 Set Write Policy to WriteThrough on Adapter 0, VD 1 (target id: 1) success<\/p>\n

\u00a0 \u00a0 Exit Code: 0x00<\/p>\n

\u00a0 \u00a0 [root@localhost ~]#\/opt\/MegaRAID\/MegaCli\/MegaCli64 -LdSetProp ForcedWB -L1 -a0<\/p>\n

\u00a0 \u00a0 Set Write Policy to Forced WriteBack on Adapter 0, VD 1 (target id: 1) success<\/p>\n

\u00a0 \u00a0 Exit Code: 0x00<\/p>\n

\u5de5\u51773：hpssacli\/ssacli<\/h2>\n

\u8bf4\u660e：<\/span><\/p>\n

1. hpssacli\u5de5\u5177\u4e3a\u65e7\u5de5\u5177，\u76ee\u524d\u5927\u90e8\u5206\u7ebf\u4e0a\u670d\u52a1\u5668\u90fd\u5b89\u88c5\u6709\u5bf9\u5e94\u7684\u5b89\u88c5\u5305，ssacli\u4e3a\u65b0\u5de5\u5177，\u5728\u65e7\u5de5\u5177\u65e0\u6cd5\u6b63\u5e38\u6267\u884c\u7684\u60c5\u51b5\u4e0b，\u5efa\u8bae\u4f7f\u7528\u65b0\u5de5\u5177，\u8bed\u6cd5\u5b8c\u5168\u4e00\u81f4\u3002<\/span><\/p>\n

2. ssdsmartpath（\u56fa\u6001\u786c\u76d8\u667a\u80fd\u8def\u5f84）\u548ccaching(\u5199\u7f13\u5b58）\u53ea\u80fd\u6253\u5f00\u4e00\u4e2a，\u5728\u4e00\u4e2a\u6253\u5f00\u7684\u72b6\u6001\u4e0b，\u53e6\u5916\u4e00\u4e2a\u7684\u503c\u5fc5\u5b9a\u662f\u5173\u95ed\u7684,\u4f8b\u5982：<\/span><\/p>\n

\u00a0 \u00a0 caching：Enable\u7684\u60c5\u51b5\u4e0b，ssdsmartpath\u7684\u503c\u5fc5\u5b9a\u4e3adisabled.<\/span><\/p>\n

a. \u786e\u8ba4\u5b89\u88c5\u5305\u662f\u5426\u5b89\u88c5<\/h3>\n

\u00a0 \u00a0 [root@localhost ~]# rpm -qa | grep hpssacli<\/p>\n

\u00a0 \u00a0 hpssacli-2.20-11.0.x86_64<\/p>\n

\u00a0 \u00a0 \u5907\u6ce8：\u82e5\u68c0\u7d22\u7ed3\u679c\u4e3a\u7a7a，\u9700\u8981\u5b89\u88c5\u5bf9\u5e94\u7684\u8f6f\u4ef6\u5b89\u88c5\u5305\u3002\u5b89\u88c5\u547d\u4ee4\u5982\u4e0b：<\/p>\n

\u00a0 \u00a0 #rpm -ivh hpssacli-xx-xx.x86_64.rpm<\/p>\n

\u00a0 \u00a0 #rpm -ivh ssacli-xx-xx.x86_64.rpm<\/p>\n

b. \u786e\u8ba4\u786c\u76d8\u63a7\u5236\u5668\u6240\u5728slot\u63d2\u69fd<\/h3>\n

\u00a0 \u00a0 \u8bf4\u660e：\u5982\u4e0b\u6240\u793a， \u9635\u5217\u5361\u578b\u53f7\u4e3aSmart Array P840ar, \u63d2\u69fd\u4f4d\u7f6e\u4e3aSlot 0, \u52a1\u5fc5\u67e5\u8be2\u4fe1\u606f，\u63d2\u69fd\u4f4d\u7f6e\u540e\u9762\u7684\u547d\u4ee4\u8981\u7528\u3002<\/p>\n

\u00a0 \u00a0 [root@localhost ~]# hpssacli ctrl all show<\/p>\n

\u00a0 \u00a0 Smart Array P840ar in Slot 0 (Embedded) (sn: PVYKH0BRH710CO)<\/p>\n

c.\u00a0 \u786e\u8ba4\u903b\u8f91\u5377\u5199\u7f13\u5b58(caching)\u72b6\u6001<\/h3>\n

\u00a0 \u00a0 \u53c2\u6570\u8bf4\u660e：<\/p>\n

\u00a0 \u00a0 ctrl: Controller \u7b80\u5199<\/p>\n

\u00a0 \u00a0 slot=0: \u786c\u76d8\u63a7\u5236\u5668\u6240\u5728PCIe\u63d2\u69fd\u4f4d\u7f6e<\/p>\n

\u00a0 \u00a0 ld 2: ld(logical drive \u903b\u8f91\u5377）,\u540e\u9762\u7684\u6570\u5b57\u4e3a\u903b\u8f91\u5377\u7f16\u53f7，\u987a\u5e8f\u4ece1\u5f00\u59cb<\/p>\n

\u00a0 \u00a0 show: \u4fe1\u606f\u5c55\u793a<\/p>\n

\u00a0 \u00a0 \u8bf4\u660e：\u8bf7\u5173\u6ce8\u793a\u4f8b\u4e2dcaching\u7684\u503c，\u793a\u4f8b\u4e2d\u4e3aDisabled(\u5373\u5173\u95ed）<\/p>\n

\u00a0 \u00a0 [root@localhost ~]# hpssacli ctrl slot=0 ld 2 show<\/p>\n

\u00a0 \u00a0 Smart Array P840ar in Slot 0 (Embedded)<\/p>\n

\u00a0 \u00a0 array B<\/p>\n

\u00a0 \u00a0 Logical Drive: 2<\/p>\n

\u00a0 \u00a0 Size: 2.2 TB<\/p>\n

\u00a0 \u00a0 Fault Tolerance: 1+0<\/p>\n

\u00a0 \u00a0 Heads: 255<\/p>\n

\u00a0 \u00a0 Sectors Per Track: 32<\/p>\n

\u00a0 \u00a0 Cylinders: 65535<\/p>\n

\u00a0 \u00a0 Strip Size: 256 KB<\/p>\n

\u00a0 \u00a0 Full Stripe Size: 1280 KB<\/p>\n

\u00a0 \u00a0 Status: OK<\/p>\n

\u00a0 \u00a0 MultiDomain Status: OK<\/p>\n

\u00a0 \u00a0 Caching: Disabled<\/p>\n

\u00a0 \u00a0 Unique Identifier: 600508B1001C0D8EB99EB2A7EE5060E4<\/p>\n

\u00a0 \u00a0 Disk Name: \/dev\/sdb<\/p>\n

\u00a0 \u00a0 Mount Points: \/opt\/uredis 2.2 TB Partition Number 1<\/p>\n

\u00a0 \u00a0 Logical Drive Label: 06172624PVYKH0BRH710COB70A<\/p>\n

\u00a0 \u00a0 Mirror Group 1:<\/p>\n

\u00a0 \u00a0 physicaldrive 1I:1:5 (port 1I:box 1:bay 5, Solid State SATA, 480.1 GB, OK)<\/p>\n

\u00a0 \u00a0 physicaldrive 1I:1:6 (port 1I:box 1:bay 6, Solid State SATA, 480.1 GB, OK)<\/p>\n

\u00a0 \u00a0 physicaldrive 1I:1:7 (port 1I:box 1:bay 7, Solid State SATA, 480.1 GB, OK)<\/p>\n

\u00a0 \u00a0 physicaldrive 1I:1:8 (port 1I:box 1:bay 8, Solid State SATA, 480.1 GB, OK)<\/p>\n

\u00a0 \u00a0 physicaldrive 1I:1:4 (port 1I:box 1:bay 4, Solid State SATA, 480.1 GB, OK)<\/p>\n

\u00a0 \u00a0 Mirror Group 2:<\/p>\n

\u00a0 \u00a0 physicaldrive 1I:1:3 (port 1I:box 1:bay 3, Solid State SATA, 480.1 GB, OK)<\/p>\n

\u00a0 \u00a0 physicaldrive 2I:2:1 (port 2I:box 2:bay 1, Solid State SATA, 480.1 GB, OK)<\/p>\n

\u00a0 \u00a0 physicaldrive 2I:2:2 (port 2I:box 2:bay 2, Solid State SATA, 480.1 GB, OK)<\/p>\n

\u00a0 \u00a0 physicaldrive 2I:2:3 (port 2I:box 2:bay 3, Solid State SATA, 480.1 GB, OK)<\/p>\n

\u00a0 \u00a0 physicaldrive 2I:2:4 (port 2I:box 2:bay 4, Solid State SATA, 480.1 GB, OK)<\/p>\n

\u00a0 \u00a0 Drive Type: Data<\/p>\n

\u00a0 \u00a0 LD Acceleration Method: HP SSD Smart Path<\/p>\n

d. \u786e\u8ba4\u903b\u8f91\u5377ssdsmartpath\u72b6\u6001<\/h3>\n

\u00a0 \u00a0 \u53c2\u6570\u8bf4\u660e：<\/p>\n

\u00a0 \u00a0 ctrl: Controller \u7b80\u5199<\/p>\n

\u00a0 \u00a0 slot=0: \u786c\u76d8\u63a7\u5236\u5668\u6240\u5728PCIe\u63d2\u69fd\u4f4d\u7f6e<\/p>\n

\u00a0 \u00a0 array b: ld(array, \u78c1\u76d8\u9635\u5217，\u4e5f\u5373\u903b\u8f91\u5377）,\u540e\u9762\u7684\u5b57\u6bcd\u4e3a\u903b\u8f91\u5377\u7f16\u53f7，\u987a\u5e8f\u4ecea\u5f00\u59cb<\/p>\n

\u00a0 \u00a0 show: \u4fe1\u606f\u5c55\u793a<\/p>\n

\u00a0 \u00a0 \u8bf4\u660e：\u8bf7\u5173\u6ce8\u793a\u4f8b\u4e2dssdsmartpath\u7684\u503c，\u793a\u4f8b\u4e2d\u4e3aEnable(\u5373\u5173\u95ed）<\/p>\n

\u00a0 \u00a0 [root@localhost ~]# hpssacli ctrl slot=0 array b show<\/p>\n

\u00a0 \u00a0 Smart Array P840ar in Slot 0 (Embedded)<\/p>\n

\u00a0 \u00a0 Array: B<\/p>\n

\u00a0 \u00a0 Interface Type: Solid State SATA<\/p>\n

\u00a0 \u00a0 Unused Space: 0 MB (0.0%)<\/p>\n

\u00a0 \u00a0 Used Space: 4.4 TB (100.0%)<\/p>\n

\u00a0 \u00a0 Status: OK<\/p>\n

\u00a0 \u00a0 MultiDomain Status: OK<\/p>\n

\u00a0 \u00a0 Array Type: Data<\/p>\n

\u00a0 \u00a0 HP SSD Smart Path: enable<\/p>\n

e. \u5173\u95ed\u56fa\u6001\u786c\u4ef6\u667a\u80fd\u8def\u5f84\u5e76\u6253\u5f00\u5199\u7f13\u5b58\u793a\u4f8b<\/h3>\n

\u00a0 \u00a0 [root@localhost ~]# hpssacli ctrl slot=0 array b modify ssdsmartpath=disable<\/p>\n

\u00a0 \u00a0 [root@localhost ~]# hpssacli ctrl slot=0 ld 2 modify caching=enable<\/p>\n

f. \u5173\u95ed\u5199\u7f13\u5b58\u5e76\u6253\u5f00\u56fa\u6001\u786c\u76d8\u667a\u80fd\u8def\u5f84<\/h3>\n

\u00a0 \u00a0 [root@localhost ~]# hpssacli ctrl slot=0 ld 2 modify caching=disable<\/p>\n

\u00a0 \u00a0 [root@localhost ~]# hpssacli ctrl slot=0 array b modify ssdsmartpath=enable<\/p>\n

\u5de5\u51774： arcconf<\/h2>\n

a. \u786e\u8ba4\u8f6f\u4ef6\u5305\u662f\u5426\u5b89\u88c5<\/h3>\n

\u00a0 \u00a0 [root@localhost ~]# rpm -qa | grep Arcconf<\/p>\n

\u00a0 \u00a0 Arcconf-2.04-22665.x86_64<\/p>\n

\u00a0 \u00a0 \u5907\u6ce8：\u82e5\u68c0\u7d22\u7ed3\u679c\u4e3a\u7a7a，\u9700\u8981\u5b89\u88c5\u5bf9\u5e94\u7684\u8f6f\u4ef6\u5b89\u88c5\u5305\u3002\u5b89\u88c5\u547d\u4ee4\u5982\u4e0b：<\/p>\n

\u00a0 \u00a0 #rpm -ivh Arcconf-xx-xx.x86_64.rpm<\/p>\n

b. \u786e\u8ba4\u786c\u76d8\u63a7\u5236\u5668\u4fe1\u606f<\/h3>\n

\u00a0 \u00a0 \u8bf4\u660e：\u63a7\u5236\u5668\u7f16\u53f7\u4ece1\u5f00\u59cb，\u6240\u4ee5\u793a\u4f8b\u4e2d\u63a7\u5236\u5668ID\u4e3a1:\u00a0<\/p>\n

\u00a0 [root@localhost ~]# \/usr\/Arcconf\/arcconf list<\/p>\n

\u00a0 \u00a0 Controllers found: 1<\/p>\n

\u00a0 \u00a0 ———————————————————————-<\/p>\n

\u00a0 \u00a0 Controller information<\/p>\n

\u00a0 \u00a0 ———————————————————————-<\/p>\n

\u00a0 \u00a0 Controller ID : Status, Slot, Mode, Name, SerialNumber, WWN<\/p>\n

\u00a0 \u00a0 ———————————————————————-<\/p>\n

\u00a0 Controller 1:\u00a0: Optimal, Slot 2147483647, RAID (Expose RAW), , FB488000, 560DA833FB488000<\/p>\n

c. \u67e5\u770b\u903b\u8f91\u5377\u8bfb\/\u5199\u7f13\u5b58\u72b6\u6001<\/h3>\n

\u00a0 \u00a0 \u5907\u6ce8：<\/p>\n

\u00a0 \u00a0 1. \u8bf7\u5173\u6ce8\u6807\u7ea2\u90e8\u5206\u793a\u4f8b\u4e3a：\u53c2\u6570\u8bf4\u660e\u5982\u4e0b：<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Read-cache setting : Enabled(\u8bfb\u7f13\u5b58\u6253\u5f00)<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Write-cache setting : Enabled(\u5199\u7f13\u5b58\u6253\u5f00）<\/p>\n

\u00a0 \u00a0 2. \u793a\u4f8b\u547d\u4ee4\u884c\u53c2\u6570\u8bf4\u660e（\/usr\/Arcconf\/arcconf getconfig 1 ld 1）<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 getconfig: prints controller information(\u6253\u5370\u63a7\u5236\u5668\u76f8\u5173\u4fe1\u606f）<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u7b2c\u4e00\u4e2a1：\u63a7\u5236\u5668\u7f16\u53f7<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 ld:logical drive(\u903b\u8f91\u5377，\u5373\u78c1\u76d8\u9635\u5217）<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u7b2c\u4e8c\u4e2a1：\u903b\u8f91\u5377\u7f16\u53f7，\u4ece0\u5f00\u59cb，\u793a\u4f8b\u662f\u7b2c\u4e8c\u4e2a\u903b\u8f91\u5377，\u6240\u4ee5\u4e3a1.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 [root@localhost ~]# \/usr\/Arcconf\/arcconf getconfig 1 ld 1<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Controllers found: 1<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 ———————————————————————-<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Logical device information<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 ———————————————————————-<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Logical Device number 1<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Logical Device name : data<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Block Size of member drives : 512 Bytes<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 RAID level : 10<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Unique Identifier : 6CDE0BB1<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Status of Logical Device : Optimal<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Additional details : Quick initialized<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Size : 1014 MB<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Parity space : 1024 MB<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Stripe-unit size : 256 KB<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Interface Type : Serial ATA<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Device Type : HDD<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Read-cache setting : Enabled<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Read-cache status : On<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Write-cache setting : Enabled<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Write-cache status : On<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Partitioned : No<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Protected by Hot-Spare : No<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Bootable : No<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Failed stripes : No<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Power settings : Disabled<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 ——————————————————–<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Logical Device segment information<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 ——————————————————–<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Group 0, Segment 0 : Present (3815447MB, SATA, HDD, Enclosure:0, Slot:2) K4KZMMKL<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Group 0, Segment 1 : Present (3815447MB, SATA, HDD, Enclosure:0, Slot:3) K7G2L3SL<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Group 1, Segment 0 : Present (3815447MB, SATA, HDD, Enclosure:0, Slot:4) K4KYTSLL<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 Group 1, Segment 1 : Present (3815447MB, SATA, HDD, Enclosure:0, Slot:5) K7G183TL<\/p>\n

d. \u8bfb\/\u5199\u7f13\u5b58\u8bbe\u7f6e\u8bed\u6cd5<\/h3>\n

\u00a0 \u00a0 \u8bed\u6cd5\u5982\u4e0b：<\/p>\n

\u00a0 \u00a0 Usage: SETCACHE <Controller#> LOGICALDRIVE <LogicalDrive#> <logical mode> [noprompt] [nologs]<\/p>\n

\u00a0 \u00a0 Usage: SETCACHE <Controller#> DEVICE <Channel# ID#> <physical mode> [nologs]<\/p>\n

\u00a0 \u00a0 Usage: SETCACHE <Controller#> DEVICEALL <policy> [noprompt] [nologs]<\/p>\n

\u00a0 \u00a0 Example: SETCACHE 1 LOGICALDRIVE 0 ron<\/p>\n

\u00a0 \u00a0 Example: SETCACHE 1 DEVICE 0 0 wt<\/p>\n

\u00a0 \u00a0 Example: SETCACHE 1 DEVICEALL drivespecific<\/p>\n

\u00a0 \u00a0 ===================================================================================<\/p>\n

\u00a0 \u00a0 Changes a device's cache mode.<\/p>\n

\u00a0 \u00a0 LOGICALDRIVE parameters<\/p>\n

\u00a0 \u00a0 LogicalDrive# : Number of the logical device whose cache will be altered<\/p>\n

\u00a0 \u00a0 Logical Modes : ron – read cache enabled<\/p>\n

\u00a0 \u00a0 roff – read cache disabled<\/p>\n

\u00a0 \u00a0 wt – write through<\/p>\n

\u00a0 \u00a0 wb – write back<\/p>\n

\u00a0 \u00a0 wbb – write back with battery\/ZMM<\/p>\n

\u00a0 \u00a0 con – cache enabled<\/p>\n

\u00a0 \u00a0 coff – cache disabled<\/p>\n

\u00a0 \u00a0 DEVICE parameters<\/p>\n

\u00a0 \u00a0 Channel# ID# : Channel and ID of the device whose cache will be altered<\/p>\n

\u00a0 \u00a0 Physical Modes : wt – write through<\/p>\n

\u00a0 \u00a0 wb – write back<\/p>\n

\u00a0 \u00a0 DEVICEALL parameters<\/p>\n

\u00a0 \u00a0 Policy : disable – write back for all physical drives<\/p>\n

\u00a0 \u00a0 enable – write through for all physical drives<\/p>\n

\u00a0 \u00a0 drivespecific – user can set for an individual physical drive<\/p>\n

\u00a0 \u00a0 \u90e8\u5206\u53c2\u6570\u8bf4\u660e：<\/p>\n

\u00a0 \u00a0 rron: read cache enabled(\u6253\u5f00\u8bfb\u7f13\u5b58)<\/p>\n

\u00a0 \u00a0 roff: read cache disabled(\u5173\u95ed\u8bfb\u7f13\u5b58)<\/p>\n

\u00a0 \u00a0 wt: write through(\u53ea\u5199\u6a21\u5f0f，\u5373\u5173\u95ed\u5199\u7f13\u5b58）<\/p>\n

\u00a0 \u00a0 wb:write back(\u56de\u5199\u6a21\u5f0f，\u5373\u6253\u5f00\u5199\u7f13\u5b58）<\/p>\n

\u00a0 \u00a0 con: cache enabled(\u6253\u5f00\u903b\u8f91\u5377\u7f13\u5b58（\u6253\u5f00\u8bfb\/\u5199\u7f13\u5b58\u524d\u63d0\u662f\u903b\u8f91\u5377\u7f13\u5b58\u5df2\u6253\u5f00，\u5728\u903b\u8f91\u5377\u5173\u95ed\u7684\u60c5\u51b5\u4e0b，\u65e0\u6cd5\u6253\u5f00\u8bfb\/\u5199\u7f13\u5b58））<\/p>\n

\u00a0 \u00a0 coff: cache disabled(\u5173\u95ed\u903b\u8f91\u5377\u7f13\u5b58）<\/p>\n

\u00a0 \u00a0 noprompt：no prompt(\u6ca1\u6709\u63d0\u793a，\u6309\u7167\u9ed8\u8ba4y\u6267\u884c，\u90e8\u5206\u547d\u4ee4\u9700\u8981\u548c\u7528\u6237\u4ea4\u4e92，\u4f7f\u7528noprompt\u53c2\u6570\u53ef\u6309\u7167\u9ed8\u8ba4yes\u7b54\u590d\u6267\u884c）<\/p>\n

e. \u8bfb\u7f13\u5b58\u6253\u5f00\/\u5173\u95ed\u793a\u4f8b<\/h3>\n

\u00a0 \u00a0 [root@localhost ~]# \/usr\/Arcconf\/arcconf setcache 1 logicaldrive 1 roff<\/p>\n

\u00a0 \u00a0 Controllers found: 1<\/p>\n

\u00a0 \u00a0 Command completed successfully.<\/p>\n

\u00a0 \u00a0 [root@localhost ~]# \/usr\/Arcconf\/arcconf setcache 1 logicaldrive 1 ron<\/p>\n

\u00a0 \u00a0 Controllers found: 1<\/p>\n

\u00a0 \u00a0 Command completed successfully.<\/p>\n

f. \u5199\u7f13\u5b58\u6253\u5f00\/\u5173\u95ed\u793a\u4f8b<\/h3>\n

\u00a0 \u00a0[root@localhost ~]# \/usr\/Arcconf\/arcconf setcache 1 logicaldrive 1 wt<\/p>\n

\u00a0 \u00a0Controllers found: 1<\/p>\n

\u00a0 \u00a0Command completed successfully.<\/p>\n

\u00a0 \u00a0You have new mail in \/var\/spool\/mail\/root<\/p>\n

\u00a0 \u00a0[root@localhost ~]# \/usr\/Arcconf\/arcconf setcache 1 logicaldrive 1 wb<\/p>\n

\u00a0 \u00a0Controllers found: 1<\/p>\n

\u00a0 \u00a0WARNING: Power failure without battery\/ZMM support will lead to data loss.<\/p>\n

\u00a0 \u00a0Do you wish to continue?<\/p>\n

\u00a0 \u00a0Press y, then ENTER to continue or press ENTER to abort: y<\/p>\n

\u00a0 \u00a0Command completed successfully.<\/p>\n

\u00a0 \u00a0[root@localhost ~]# \/usr\/Arcconf\/arcconf setcache 1 logicaldrive 1 wbb<\/p>\n

\u00a0 \u00a0 Controllers found: 1<\/p>\n

\u00a0 \u00a0 Command completed successfully\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"

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