富士通培训存储培训.pptx

1、May 2017 FUJITSU LIMITED,DX100 S4/DX200 S4 DX100 S3/DX200 S3 DX500 S3/DX600 S3 DX200F/AF250/AF650Maintenance,FUJITSU CONFIDENTIAL,Copyright 2017 FUJITSU LIMITED,Refer to the following documents when installing and expanding ETERNUS DX/AF Series.Maintenance Manual(for S3/AF):R11B-1393-01ENMaintenance

2、 Manual(for S4):R11B-1707-01ENThis number is the version that is updated every revision.All the above documents can be downloaded from GSD Web.(Need to register your account and password.)http:/localhost/cache/7124143024003106/png/global,FUJITSU CONFIDENTIAL,1,Copyright 2017 FUJITSU LIMITED,Maintena

3、nce Manual,WEB GUI Menu-Overview-,Displays when logging on to Web GUI,and indicates the status of UNIT.,FUJITSU CONFIDENTIAL,2,Copyright 2017 FUJITSU LIMITED,Overview,Overview screen appears when logging on to UNITWhether Unified Option is enabled or not is confirmable in“Unified Storage”item.,FUJIT

4、SU CONFIDENTIAL,3,Copyright 2017 FUJITSU LIMITED,WEB GUI Menu-Components-,Displays information and status of installed components,and performs various settings and controls.,FUJITSU CONFIDENTIAL,4,Copyright 2017 FUJITSU LIMITED,Components,Top screenThis screen shows information and the status of UNI

5、T.,FUJITSU CONFIDENTIAL,5,Copyright 2017 FUJITSU LIMITED,Select an actionSelect a component to execute maintenance work such as Preventive Maintenance,Forced Degradation,Forced built-in and Hot Reduction,and various settings.,Components,FUJITSU CONFIDENTIAL,6,Copyright 2017 FUJITSU LIMITED,Hot Preve

6、ntive MaintenanceThis function is to replace a component while UNIT is operating.Target components:CM/DIMM/BUD/CM FAN/CA/CA SFP/PFM/CPSU/BCU/BTU/IOM/FEM/PSU/SAS Cable/HDD/SSD,Components,FUJITSU CONFIDENTIAL,7,Copyright 2017 FUJITSU LIMITED,Force DisableThis function is used to forcibly degrade compo

7、nents.Target Parts:CM/CA/CA SFP/CPSU/PFM/BCU/BTU/IOM/FEM/PSU/SAS Cable/HDD/SSD,Components,FUJITSU CONFIDENTIAL,8,Copyright 2017 FUJITSU LIMITED,Force EnableThis function is used to forcibly reinstall in the same component removed from the system due to a failure without replacing with a new one.Targ

8、et Parts:CM/CA/CA SFP/PFM/IOM/FEM/HDD/SDD,FUJITSU CONFIDENTIAL,9,Copyright 2017 FUJITSU LIMITED,Components,Hot DE ExpansionThis function is used to expand DE without stopping the system.,FUJITSU CONFIDENTIAL,10,Copyright 2017 FUJITSU LIMITED,Components,Channel Adapter-Hot Expansion of CAThis functio

9、n is used to add CA without stopping the system.,Components,FUJITSU CONFIDENTIAL,11,Copyright 2017 FUJITSU LIMITED,Controller Module Hot Expansion of memoriesThis function is used to add memories without stopping the system.,Components,FUJITSU CONFIDENTIAL,12,Copyright 2017 FUJITSU LIMITED,Drive Enc

10、losure Hot Reduction of Drive EnclosureThis function is used to reduce DE without stopping the system.,Components,FUJITSU CONFIDENTIAL,13,Copyright 2017 FUJITSU LIMITED,Channel Adapter Hot Reduction of Channel AdapterThis function is used to reduce CA without stopping the system.,FUJITSU CONFIDENTIA

11、L,14,Copyright 2017 FUJITSU LIMITED,Components,Drives Hot Reduction of DriveThis function is used to reduce drives without stopping the system.,Components,FUJITSU CONFIDENTIAL,15,Copyright 2017 FUJITSU LIMITED,IDENTIFY LEDThis function enables to control the blink and on/off of ID LED on CE panel an

12、d CM UNIT.,Components,FUJITSU CONFIDENTIAL,16,Copyright 2017 FUJITSU LIMITED,Drives-Error StatisticsThis function enables to browse occurrence of errors in drives.,Components,FUJITSU CONFIDENTIAL,17,Copyright 2017 FUJITSU LIMITED,Drive Enclosure-I/O Module-Error StatisticsPort error informationThis

13、function enables to browse occurrence of errors the SAS path.,Components,FUJITSU CONFIDENTIAL,18,Copyright 2017 FUJITSU LIMITED,Drives Start DiagnosisDisk diagnosis(Detects disk errors.),FUJITSU CONFIDENTIAL,19,Copyright 2017 FUJITSU LIMITED,Components,Drives SSD data erasingThis function is to eras

14、e SSD data.,Components,20,Copyright 2017 FUJITSU LIMITED,Controller Enclosure Controller Module NAS System Volume RecoveryRecover system volumes of NAS Engine(root file system)to forcibly recover NAS Engine.,Component,FUJITSU CONFIDENTIAL,21,Copyright 2017 FUJITSU LIMITED,Controller Enclosure Contro

15、ller Module NAS Engine Recovery Recover the administrative region of NAS Engine and remove inconsistency from the administrative data to recover NAS Engine.,Component,FUJITSU CONFIDENTIAL,22,Copyright 2017 FUJITSU LIMITED,WEB GUI Menu-RAID Group-,Shows information and status of RAID groups in UNIT,a

16、nd also configures settings and controls.,FUJITSU CONFIDENTIAL,23,Copyright 2017 FUJITSU LIMITED,RAID Group,Top windowRefers to a list and information of RAID groups.,FUJITSU CONFIDENTIAL,24,Copyright 2017 FUJITSU LIMITED,RAID Group Start DiagnosisThis function enables to confirm RAID consistency an

17、d verify data.,RAID Group,FUJITSU CONFIDENTIAL,25,Copyright 2017 FUJITSU LIMITED,RAID group-Recover RAID GroupThis function enables to recover RAID groups with Forced Recover(able to recover data)or“Recover with Disk Maintenance(unable to recover data)“.,RAID Group,FUJITSU CONFIDENTIAL,26,Copyright

18、2017 FUJITSU LIMITED,What is a RAID failure?The redundancy is lost in RAID groups,and a disk error is occurred.Data cannot be accessed normally.,What is a RAID failure?,HS,Example of RAID failure(RAID5(3+1),Failure,HS,Failure Failure,Source disk of rebuilding failed,Non-redundantA RAID failure occur

19、red!Data access when RAID fails?Data access to volumes of the RAID group whose RAID fails:Writing data-inapplicableReading data-Allows to read so that data is saved as much as possible.,Broken,Broken,Failed Usable,Be rebuilding,FUJITSU CONFIDENTIAL,27,Copyright 2017 FUJITSU LIMITED,Display of Disk S

20、tatusDisks disconnected when RAID Groups are redundant Transition to the Broken stateDisks disconnected when RAID Groups are not redundant Transition to the Failed Usable state*In order to permit Data Read when RAID fails,the system continues to operate the relevant Disks by the transition to the Fa

21、iled Usable stateDisplay of RAID Group StatusThe RAID Group transitions to the Broken stateExternal indicationBroken Disk Fault LED(amber)litFailed Usable Disk Fault LED(amber)unlitMAINTENANCE LED blinks green,FUJITSU CONFIDENTIAL,28,Copyright 2017 FUJITSU LIMITED,Display when RAID fails,Recovery fr

22、om a RAID failureUse Recover RAID Group on Web GUI/CLI to recover RAID group from RAID failure state.There are two types of recoveries;Forced Recover RAID Group and Drive Maintenance.Drive Maintenance(Unable to save data)Replacing all the disks in the state of Failed Usable andBroken,discards data o

23、n disks to recover from RAID failure.*All the data in the RAID group are lost.Forced Recovery RAID Group(Able to save data)This function recovers RAID Groups from the failures without replacing Failed Usable disks with data retained on disks(After the recovery,the Broken disks should be replaced sep

24、arately)*The data saving is not guaranteed 100%.The data cannot be saved depending on causes of Failed Usable disk failures.,FUJITSU CONFIDENTIAL,29,Copyright 2017 FUJITSU LIMITED,Recovery from a RAID failure,When data has not been backed upBackup data(data Read)in RAID broken state as much as possi

25、ble.If backup fails,go to step 2.Recover from RAIF failures with“Forced Recover RAID Group”.If succeeded,re-backup all the data.If backup has failed or recovery from RAID failure was failed,go to step 3.2.Data cannot be saved.If RAID fails,recover“Drive Maintenance”to format all the volumes in the r

26、elevant RAID Group.If RAID doesnt fail,replace all the“Broken”Disks with maintenance parts.4.When Unified option is enabled,refer to MAP0031000“Unified Storage:Maintenance Procedures”to recover from RAID failure.,FUJITSU CONFIDENTIAL,30,Copyright 2017 FUJITSU LIMITED,Guideline of recovery procedure

27、from RAID failure,When backup data exists or data backup has been succeeded:If RAID fails,recover“Drive Maintenance”to format all the volumes in the relevant RAID Group.If RAID doesnt fail,replace all the“Broken”Disks and Disks in the Failed Usable state with maintenance parts.When Unified option is

28、 enabled,refer to MAP0031000 Unified Storage:Maintenance Procedures to recover from RAID failure.Restore data from backup destination.,FUJITSU CONFIDENTIAL,31,Copyright 2017 FUJITSU LIMITED,Guideline of recovery procedure from RAID failure,WEB GUI Menu-Volume-,Shows information and the status of eac

29、h volume in UNIT,and configures settings and controls.,FUJITSU CONFIDENTIAL,32,Copyright 2017 FUJITSU LIMITED,Volume,Top ScreenThis function enables to refer to the status of volumes.,FUJITSU CONFIDENTIAL,33,Copyright 2017 FUJITSU LIMITED,Volume,Volume-Pinned DataThis function enables to write back

30、and delete Pinned data occurred in UNIT.*When deleting Pinned data in volumes for NAS,recovery is required in reference to Maintenance Procedure for NAS.,FUJITSU CONFIDENTIAL,34,Copyright 2017 FUJITSU LIMITED,What are Pinned Data?Write data that cannot be written from/view13/M02/2E/35/wKh2DmFud8WAUU

31、YsACopyright 2017 FUJITSU LIMITED,FUJITSU CONFIDENTIAL,Visualization of Pinned Data,FUJITSU CONFIDENTIAL,36,Copyright 2017 FUJITSU LIMITED,Visualization of Pinned DataWhen Pinned Data occurs in UNIT,the occurrence and disappearance can be checked Enables to check BAD Data occurrences from GUI/CLIExt

32、ernal indicationCE Panel Fault LED Blinking amber(Warning status)GUI indicationSystem Status Pinned DataSystem Message Displays the message indicating the occurrence of Pinned Data Pinned Data screen Displays occurrence location of Pinned DataEvent notificationWhen Pinned Data occurred“PINNED DATA w

33、as created CM#m”When Pinned Data disappeared“PINNED DATA was cleared CM#m”,Volume,Volume-Bad SectorThis function enables to delete bad sectors(bad data)generated in UNIT.*When deleting Pinned data in volumes for NAS,recovery is required in reference to Maintenance Procedure for NAS.,FUJITSU CONFIDENTIAL,37,Copyright 2017 FUJITSU LIMITED,BAD DataThe size of each BAD data is 512 Bytes.Bad data is cl