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IBM DS8000 manual

Models: DS8000

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This edition replaces GC26-7659-03 and all previous editions of GC26-7659.

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IBM DS8000 manual

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Messages Reference Page Messages Reference Page About messages Iv IBM TotalStorage DS8000 Messages Reference Safety and environmental notices 1000 1001 Boldface Monospace Other IBM publications Open-systems hosts ZSeries hosts SAN Seascape family Ordering IBM publications How to send your comments Department 61C South Rita Road Tucson AZ Summary of Changes for GC26-7659-04 IBM TotalStorage DS8000 Deleted Information Summary of Changes for GC26-7659-04 IBM TotalStorage DS8000 Xviii IBM TotalStorage DS8000 Messages Reference CMMCI9002I Command commandname halted CMMCI9003W No objectname instances found in the system CMMCI9007E objecttype objectname does not exist CMMCI9005I There is nothing to modifyValue returncode CMMCI9010E The command did not complete successfully CMMCI9013E Command commandname was not foundCMMCI9014E The parameter -parameternameis not valid CMMCI9016E Missing parameter name after CMMCI9021E Command commandname is not formatted correctly CMMCI9017E Parameter parametername is already specifiedCMMCI9019E The value for parametername value is not valid CMMCI9022E Missing required parameter parametername Maximumvalue for the parameter commandname CMMCI9024E value exceeds the maximum allowable valueCMMCI9025E value does not meet the minimum allowable value Minimumvalue for the parameter parametername Maximumlength characters CMMCI9029E objecttype objectname does not exist CMMCI9033E File filename does not exist CMMCI9035E objecttype objectname already exists CMMCI9038E You cannot specify multiple values when using Parametername parameter CMMCI9043E Number of entries entries is exceeded for CMMCI9046E Unrecognized syntax error in command commandname CMUF00001E You must enter a password CMUF00000E You must enter a user name CMUF00002E You must enter a user name and a password CMUF00003E An unexpected error has occurred CMUC00004I Commandinfo Array VALUE0 successfully created Pool EXTENTPOOLID? y/n CMUC00006I Commandinfo Array VALUE0 successfully deleted CMUC00007I Commandinfo Rank VALUE0 successfully createdCMUC00008I Commandinfo Rank VALUE0 successfully modified ARRAYID? y/n I/O port has been configured successfully CMUC00017I Commandinfo LCU VALUE0 successfully created CMUC00018I Commandinfo LCU VALUE0 successfully modified CMUC00020I Commandinfo LCU VALUE0 successfully deleted VOLUMEID? y/n CMUC00029I Commandinfo LSS VALUE0 successfully modified Volume group has been created successfully CMUC00038W Commandinfo Are you sure you want to clear volume CMUC00043I Commandinfo Environment variable successfully set CMUC00047E Commandinfo Resource VALUE0 does not exist CMUC00048E Commandinfo Array site VALUE0 does not exist CMUC00049E Commandinfo Array ID VALUE0 does not existCMUC00050E Commandinfo Rank ID VALUE0 does not exist CMUC00051E Commandinfo Extent pool VALUE0 does not exist CMUC00054E Commandinfo LSS VALUE0 does not exist CMUC00053E Commandinfo I/O port VALUE0 does not existCMUC00056E Commandinfo Storage image VALUE0 does not exist CMUC00057E Commandinfo Volume group VALUE0 does not exist CMUC00058E Commandinfo Volume VALUE0 does not existCMUC00060E Commandinfo Enclosure VALUE0 does not exist CMUC00061E Commandinfo CEC enclosure VALUE0 does not exist CMUC00063E Commandinfo I/O enclosure VALUE0 does not exist CMUC00065E Commandinfo Frame enclosure VALUE0 does not exist CMUC00067E Commandinfo FRU VALUE0 does not exist CMUC00069E Commandinfo Invalid storage image ID VALUE0 CMUC00070E Commandinfo Inconsistent storage image ID VALUE0 CMUC00071E Commandinfo Invalid ID VALUE0CMUC00072E Commandinfo Invalid array site ID VALUE0 CMUC00073E Commandinfo Invalid array ID VALUE0 CMUC00075E Commandinfo Invalid extent pool ID VALUE0 CMUC00076E Commandinfo Invalid address group VALUE0CMUC00077E Commandinfo Invalid storage image ID VALUE0 CMUC00078E Commandinfo Invalid I/O port VALUE0 CMUC00079E Commandinfo Invalid LSS VALUE0 CMUC00080E Commandinfo Invalid storage unit ID VALUE0CMUC00081E Commandinfo Invalid storage server ID VALUE0 CMUC00082E Commandinfo Invalid volume group VALUE0 CMUC00083E Commandinfo Invalid volume VALUE0 CMUC00087E Commandinfo The specified LCU VALUE0 is invalid CMUC00091E Commandinfo The specified Ssid VALUE0 is invalid CMUC00095E Commandinfo No storage image ID is specified CKD Action Command requires a single subsystem ID as a parameter VALUE0 Explanation File Filename CMUC00115E Commandinfo User account file VALUE0 not found CMUC00120E Commandinfo Invalid password CMUC00119E Commandinfo Invalid password formatCMUC00121E Commandinfo Invalid account file VALUE0 for user CMUC00122E Commandinfo Invalid admin user Group CMUC00126E Commandinfo Unable to modify password CMUC00131E Commandinfo Operation failure CMUC00133I Commandinfo User Username successfully created CMUC00134I Commandinfo User Username successfully modified CMUC00135W Commandinfo Are you sure you want to delete userCMUC00136I Commandinfo User Username successfully deleted USERNAME? y/n FlashCopy pair cannot be created CMUC00145I Commandinfo Session Sessionid opened successfully SESSIONID? y/n Enter Y to remove the path. Enter N to cancel the operation Explanation Global Mirror for the session started successfully Global Mirror for the session has been stopped successfully Explanation Explanation Explanation CMUC00181E Commandinfo a user name must be specified CMUC00183E Commandinfo Invalid management console IP address CMUC00187E Unable to access CLI user password file Filename CMUC00185E Unable to access CLI user profile file FilenameCMUC00186E User profile file FILENAME. not found CMUC00188E Unable to read CLI user password file Filename CMUC00189E Internal error VALUE0CMUC00190E VALUE0 Authentication failure invalid password CMUC00191E VALUE0 Authentication failure invalid user name CMUC00195I Commandinfo Security properties successfully set Tip Enter ″help commandname″ for more information Change your password using the chuser command Specified record has been added to the password file CMUC00212I Commandinfo completed successfully Specify the correct file and then resubmit the task CMUC00220E Commandinfo Connection failure VALUE0 DS Storage Manager messages Explanation CMUG00008E An Ssid is required CMUG00011E Consistency group timeout requiredCMUG00010E The Ssid is not unique CMUG00013E Select at least one LCU CMUG00016E VALUE0 must be between VALUE1 and VALUE2 To VALUE0? CMUG00022E Select a volume group CMUG00026E You must select one extent pool CMUG00027E VALUE0 must be between VALUE1 and VALUE2 CMUG00030E No base volumes have been specified CMUG00036E The value you enter for a suffix must be a number CMUG00040E Nicknames must be no more than 16 characters long CMUG00042E No storage is available for this configuration CMUG00044E Select a rank from the table or create a new rank CMUG00047E Select an array site CMUG00053E Select at least one volume CMUG00052E a nickname is required CMUG00056E a host nickname is required CMUG00055E Select one or more host typesCMUG00059E The port type is required. Select a port type CMUG00060E Select WWPNs for all the ports CMUG00064E a host nickname is required CMUG00066E The port type is required. Select a port type CMUG00071E Select one or more of the choices below CMUG00073E Storage complex authentication error If you proceed, the unit is forced offline Add at least two DDM packs to the Selected DDM packs table CMUG00086E Select a storage unit CMUG00085E Select a storage complexCMUG00087E Select at least one storage image Select a storage image from the list CMUG00094E Unable to attach host. No I/O port is selected CMUG00096E Model 2105 storage unit authentication error CMUG00102E Select unique WWPNs for ports VALUE0 CMUG00103E Enter unique WWPNs for ports VALUE0 To create an array, you must first select an array site Specify a unique nickname, and then resubmit the task CMUG00117I The default enterprise is being opened CMUG00115E Select a machine model from the list Ficon GB protected IBM TotalStorage DS8000 Messages Reference DS Storage Manager messages IBM TotalStorage DS8000 Messages Reference DS Storage Manager messages IBM TotalStorage DS8000 Messages Reference DS Storage Manager messages IBM TotalStorage DS8000 Messages Reference DS Storage Manager messages IBM TotalStorage DS8000 Messages Reference DS Storage Manager messages IBM TotalStorage DS8000 Messages Reference DS Storage Manager messages IBM TotalStorage DS8000 Messages Reference DS Storage Manager messages IBM TotalStorage DS8000 Messages Reference DS Storage Manager messages IBM TotalStorage DS8000 Messages Reference DS Storage Manager messages Specify a valid volume size and then resubmit the task CMUG00129E The management console server is not available Action CMUG00135E The selected storage unit is not available CMUG00136E The selected storage image is not available Explanation DS Storage Manager Copy Services messages CMUS00006E You must select at least one target volume CMUS00007E The target volume refresh fails CMUS00008E The FlashCopy reverse fails CMUS00009E You must select a source logical subsystemCMUS00010E You must select a target logical subsystem CMUS00011E You must select the source I/O ports Select a master logical subsystem CMUS00017E Unable to start Global Mirror session CMUS00018E Invalid session number Enable all or Disable all CMUS00023E Fast reverse no valid value selected Select a FlashCopy relationship, and then resubmit the task Explanation CMUS00033E Select at least one volume IBM TotalStorage DS8000 Messages Reference CMUL00000E GUI console operation error page exception CMUL00001E GUI console operation error renderer exceptionCMUL00002E GUI console operation error trigger exception CMUL00003E GUI console operation error request not handled CMUL00005E GUI console operation error GUI not initialized CMUL00006E GUI console operation error GUI panel definitionCMUL00007E GUI console operation error GUI panel definition CMUL00008E GUI console operation error fatal error CMUL00011E VALUE0 Only numbers between 0-255 are valid CMUL00012E VALUE0 is required CMUL00014E Supply values for all the required fields CMUL00018E VALUE0 must be between VALUE1 and VALUE2 CMUL00019E Invalid value VALUE0 CMUL00027E The selected storage complexes cannot be deleted CMUL00029E Unauthorized user IBM TotalStorage DS8000 Messages Reference DS Storage Manager service messages CMUR00004E Invalid date entry CMUR00005E Invalid time entry DS Storage Manager service messages Explanation CMUR00015E The selected resource cannot be brought online CMUR00018I Data is being collected for the selected reports Explanation IBM TotalStorage DS8000 Messages Reference CMUN00000E Source Authentication failure CMUN00001E Source Configuration errorCMUN00002E Source Internal error CMUN00003E Source Configuration connection error CMUN00005E Source Internal error CMUN00006E Source Internal errorCMUN00008E Source Invalid configuration parameter CMUN00007E Source Mismatched Jar file CMUN00011E Source Configuration query error CMUN00012E Source Configuration query errorCMUN00009E Source Invalid parameter CMUN00010E Source Invalid parameter CMUN00014E Source Server error CMUN00015E Source Command execution timeoutCMUN00016E Source Unauthorized access CMUN00013E Source Resource not found CMUN00019E Source Unknown configuration error CMUN00020E Source Unknown error CMUN00022E Source The specified operation is unsupported CMUN01000E Source Operation failureCMUN01001E Source Operation failure retrieving rank CMUN01002E Source Operation failure Action CMUN02008E Source Unable to query logical volume CMUN02005E Source Operation failure already assignedCMUN02006E Source Unable to query rank CMUN02007E Source Unable to query rank CMUN02010E Source Unable to create array CMUN02013E Source Unable to create array CMUN02017E Source Unable to delete rank Extents are in use CMUN02019E Source Cannot exceed maximum volume group count CMUN02022E Source Unable to create array Specify a valid timeout value, and then resubmit the task CMUN02030E Source Unable to repair array CMUN02029E Source Internal errorCMUN02031E Source Operation failure changes are pending CMUN02035E Source Unable to delete logical volume CMUN02032E Source Unable to create logical volumeCMUN02034E Source Unable to repair array CMUN02036E Source Unable to delete array CMUN02037E Source Unable to delete arrayCMUN02038E Source Unable to delete array CMUN02039E Source Unable to delete array Specified device type must be count-key-data CMUN02048E Source Operation failure CMUN02047E Source Operation failureCMUN02050E Source Unable to repair array CMUN02052E Source Storage unit unavailable CMUN02051E Source Unable to repair arrayCMUN02054E Source Unable to repair array CMUN02058E Source Unable to assign rank to extent pool CMUN02059E Source Unable to assign rank to extent pool CMUN02060E Source Unable to create extent pool CMUN02061E Source Create logical subsystem failure CMUN02066E Source Operation failure database creation error CMUN02067E Source Unable to create Scsi host port CMUN02073E Source Unable to create volume group CMUN02075E Source Unable to delete extent pool CMUN02076E Source Rank creation cannot completeCMUN02077E Source Operation failure addition CMUN02078E Source Failed to initialize Lpar CMUN02082E Source Unable to repair array CMUN02079E Source Operation failureCMUN02083E Source Extent pool operation failure CMUN02086E Source Unable to delete logical volume CMUN02084E Source Unable to delete extent poolCMUN02085E Source Unable to delete extent pool CMUN02087E Source Unable to query rank CMUN02090E Source Lpar startup error CMUN02093E Source Unable to create logical volumeCMUN02089E Source Failed to initialize Lpar CMUN02091E Source Failed to initialize Lpar CMUN02095E Source Unable to create logical volume CMUN02096E Source Unable to create logical volumeCMUN02098E Source Unable to create logical volume CMUN02094E Source Failed to initialize Lpar CMUN02099E Source Unable to create volume group CMUN02100E Source Volume group operation failureCMUN02101E Source Unable to query volume group CMUN02102E Source Unable to delete logical volume CMUN02107E Source Unable to delete volume group CMUN02104E Source Unable to assign volume to volume groupCMUN02108E Source Unable to modify volume group Report LUNs command CMUN02109E Source Unable to modify Scsi host port Explanation Port profile length cannot be more than 16 characters CMUN02125E Source Unable to start or end service CMUN02124E Source Unable to modify Scsi host port CMUN02127E Source Unable to modify volume group CMUN02126E Source Unable to repair arrayCMUN02129E Source Unable to open a session CMUN02130E Source Unable to open a session CMUN02133E Source Extent pool operation failure CMUN02132E Source Rank creation cannot completeCMUN02134E Source Rank operation failure CMUN02138E Source Unable to create rank CMUN02135E Source Volume group query failureCMUN02139E Source Unable to create rank CMUN02140E Source Unable to create rank CMUN02142E Source Rank creation did not completeCMUN02143E Source Unable to create rank CMUN02144E Source Unable to create rank CMUN02145E Source Unable to create rank CMUN02146E Source Rank creation failure server unavailableCMUN02147E Source Unable to repair array CMUN02148E Source Unable to repair array CMUN02150E Source Unable to delete rank CMUN02151E Source Unable to delete rankCMUN02152E Source Rank operation failure CMUN02153E Source Rank operation failure CMUN02157E Source Unable to reconfigure rank CMUN02156E Source Unable to reconfigure rankCMUN02158E Source Unable to reconfigure rank server offline CMUN02160E Source Unable to reconfigure rank CMUN02161E Source Unable to release rankCMUN02162E Source Unable to reserve rank CMUN02163E Source Rank operation failure CMUN02168E Source Unable to assign volumes to volume group CMUN02164E Source Rank operation failureCMUN02165E Source Unable to unassign rank CMUN02167E Source Unable to release rank CMUN02169E Source Unable to assign volume to volume group CMUN02170E Source Unable to assign volume to volume groupCMUN02171E Source Unable to assign volumes to volume group CMUN02172E Source Unable to assign volume to volume group CMUN02174E Source Unable to assign volume to volume group CMUN02175E Source Unable to assign volume to volume groupCMUN02176E Source Unable to assign volume to volume group CMUN02177E Source Unable to assign volume to volume group CMUN02181E Source Unable to modify Scsi host port CMUN02180E Source Unable to reserve rankCMUN02182E Source Unable to modify Scsi host port CMUN02183E Source Unable to modify Scsi host port CMUN02184E Source Unable to modify Scsi host port CMUN02190E Source Unable to assign volume to volume group CMUN02191E Source Unable to modify volume group CMUN02192E Source Unable to query rank CMUN02193E Source Operation failureCMUN02195E Source Operation failure CMUN02196E Source Scsi host port operation failure CMUN02200E Source Unable to query volume groups CMUN02199E Source Unable to repair array CMUN02201E Source Unable to assign volumes to volume group CMUN02202E Source Unable to assign volumes to volume groupCMUN02204E Source Volume group query failure CMUN02205E Source Rank operation failure CMUN02206E Source Unable to unassign rank CMUN02207E Source Unable to unassign rankCMUN02209E Source Unable to delete Scsi host port CMUN02210E Source Unable to delete Scsi host port CMUN02213E Source Unable to delete volume group CMUN02211E Source Unable to delete volume groupCMUN02214E Source Unable to delete volume group CMUN02217E Source Operation failure CMUN02216E Source Unable to modify volume groupCMUN02218E Source Operation failure CMUN02222E Source Operation failure CMUN02223E Source Unable to repair array CMUN02225E Source Unable to assign rank to extent pool CMUN02228E Source Rank creation cannot complete Device type length must be less than 4 characters RAID type must be either RAID5 or RAID10 Specification contains an invalid volume type Specification contains an invalid extent threshold value Specification contains an invalid extent type Subsystem identifier must be 4 characters long Unassign the ranks, and then resubmit the task Explanation Explanation CMUN02271E Source Unable to create Scsi host port CMUN02272E Source Scsi host port operation failure CMUN02274E Source Unable to delete Scsi host port CMUN02273E Source Unable to modify Scsi host portCMUN02276E Source Unable to delete rank CMUN02279E Source Operation failure unknown storage unit CMUN02278E Source Operation failure name is not uniqueCMUN02281E Source Rank operation failure CMUN02285E Source Unable to create rank array does not exist CMUN02287E Source Rank operation failure rank does not exist CMUN02292E Source XML parse error CMUN02294E Source Unable to delete logical volumeCMUN02295E Source Unable to delete logical volume CMUN02293E Source Operation failure CMUN02296E Source Unable to delete logical volume CMUN02300E Source Rank operation failure CMUN02301E Source Rank operation failureCMUN02302E Source Rank operation failure CMUN02303E Source Rank operation failure CMUN02307E Source Unable to create logical volume CMUN02312E Source Unable to delete logical subsystem CMUN02311E Source Unable to create logical subsystemCMUN02313E Source Unable to delete logical subsystem CMUN02315E Source Unable to modify logical subsystem CMUN02314E Source Unable to modify logical volumeCMUN02316E Source Logical subsystem query failure CMUN02319E Source Unable to repair array Explanation CMUN02331E Source Unable to delete rank CMUN02332E Source Unable to delete rank CMUN02336E Source Unable to rebuild array CMUN02341E Source Logical subsystem configuration error Explanation CMUN02352E Source Operation failure CMUN02354E Source Operation failure CMUN02353E Source Operation failureCMUN02355E Source Unable to delete Scsi host port Explanation Explanation CMUN02369E Source Volume group operation failure CMUN02374E Source Unable to delete volume group CMUN02375E Source Volume group operation failure CMUN02381E Source Unable to repair array CMUN02382E Source Unable to repair array CMUN02384E Source Operation failure invalid file type GB protected IBM TotalStorage DS8000 Messages Reference DS storage management console server messages IBM TotalStorage DS8000 Messages Reference DS storage management console server messages IBM TotalStorage DS8000 Messages Reference DS storage management console server messages IBM TotalStorage DS8000 Messages Reference DS storage management console server messages IBM TotalStorage DS8000 Messages Reference DS storage management console server messages IBM TotalStorage DS8000 Messages Reference DS storage management console server messages IBM TotalStorage DS8000 Messages Reference DS storage management console server messages IBM TotalStorage DS8000 Messages Reference DS storage management console server messages IBM TotalStorage DS8000 Messages Reference DS storage management console server messages CMUN02392E Source Invalid alias volume group Explanation Specify a different volume to delete Your current license does not permit you to create the rank Specify only one array site, and then resubmit the task Explanation CMUN02416E Source Rank repair operation failure CMUN02417E Source Rank repair operation failure CMUN02420E Source Rank repair operation failure Explanation Rank cannot be created until disk reformatting completes Specify only configured volumes, and then resubmit the task Explanation CMUN03001E Source Operation failure action not supported CMUN03002E Source Operation failure action not supported Global Mirror feature is not installed on this storage image Explanation CMUN03013E Source CKD management is disabled CMUN03012E Source Remote Mirror and Copy operation failure CMUN03017E Source Copy Services feature not supported CMUN03016E Source Copy Services feature not installedCMUN03018E Source Copy Services server internal error Status cannot be determined state Communication was the storage image failed Specify the correct primary, and then resubmit the task Specified feature is not installed FlashCopy is inhibited on this volume CMUN03043E Source Operation failure functional code timeout Relationship cannot be incremented due to an internal error Explanation Specify a different pair, and then resubmit the command Specified subsystem ID cannot be found Explanation CMUN03069E Source Pair capacity mismatch Action CMUN03076E Source Operation failure path type mismatch CMUN03080E Source Copy Services recovery command rejected CMUN03084E Source Copy Services operation failure busy Explanation Session that is specified for member management is not open Target volume is online to a host Specified volume is already associated with a session Specify compatible volumes, and then resubmit the task Writes are prohibited. The volume is suspended CMUN03113E Source Operation failure CKD base required CMUN04001E Source Operation failure CMUN04002E Source Operation failure internal error CMUN04003E Source Operation failure internal errorCMUN04004E Source Operation failure invalid parameters CMUN04005E Source Operation failure node agent 0 fails CMUN04007E Source Operation failure resource not found CMUN04008E Source Operation failureCMUN04009E Source Operation failure unknown CMUN05000E Source Operation failure alternate busy User account name must be supplied CMUN05007E Source Operation failure local busy CMUN05008E Source Operation failure CMUN05016E Source Operation failure request timed out Explanation CMUN06000E Source Operation failure unable to connect CMUN06001E Source Operation failure unable to copy code CMUN06007E Source Operation failure results list is empty Explanation CMUN06017E Source Operation failure FTP failure CMUN06020E Source Operation failure invalid code bundle CMUN06025E Source Operation failure unable to open file CMUN06028E Source Operation failure timeout CMUN06027E Source Operation failure thread interupted CMUN80000E Storage management console server unavailable CMUN80003E Information for this resource cannot be retrieved CMUN80004E The resource cannot be created CMUN80008E Unknown error CMUN80007E Information for this resource cannot be retrieved CMUN80012E The IP address of the host cannot be determined CMUN80013E Task execution failure timeoutCMUN80014E Invalid parameter CMUN80017E Source Copy Services communications error CMUN80015E Resource not found CMUN80020E Source Authentication failure invalid password CMUN80023E Source Authentication failure Nonexistent account Accessibility IBM TotalStorage DS8000 Messages Reference 319 IBM TotalStorage DS8000 Messages Reference Trademarks Electronic emission notices Nach der EN Taiwan class a compliance statement See also Contrast with Access Access-any modeAllegiance Allocated storage Availability Cache fast writeCache hit Cache memory Channel command retry CCR Channel command word CCWCommand-line interface CLI Concurrent maintenance Copy Services Copy Services CLICopy Services client Copy Services command-line interface Copy Services CLI Copy Services server Copy Services server groupCustom volume Count field Direct access storage device Dasd Data fieldData record Data set FlashCopy Distributed file service DFS DS8000 Batch Configuration toolDisk cage Disk drive Emergency power off EPO Error-recording data set ErdsError recovery procedure ERP Eight pack Feature code FC Extended count key data EckdExtent pool Failback FiconNet Field replaceable unit FRUFile Transfer Protocol FTP Firewall Hardware service manager HSM Head and disk assembly HDAGlobal Mirror Hard disk drive HDD Host processor Host systemHot plug IBM elogoserver Input/output configuration data set Configuration Program IocpImplicit allegiance Initial microcode load IML ISeries Java Virtual Machine JVMKey field Kilobyte KB Logical volume Logical volume manager LVMLogical block address LBA Logical device Maintenance analysis procedure MAP Longwave laser adapterMachine level control MLC Management console Mobile solutions terminal MoST Mode conditioning patch cableMegabyte MB Metro Mirror Parallel access volume PAV Multiple virtual storage MVSMultiplex Multiport serial adapter MSA Power-on self test Post Path groupPath group identifier Physical path Protected volume Random accessProgram Program-controlled interruption Remote Mirror and Copy Remote technical assistance information network RetainRequest for acknowledgment and acknowledgment REQ/ACK Reserved allegiance Sequential access Sequential access method SAMService boundary Service clearance Single-Byte Command Code Sets Connection Sbcon Standard volumeSnmp agent Snmp manager Switched fabric Storage area networkStorage capacity Storage complex Thousands of power-on hours Kpoh System/390Target device Telocator Alphanumeric Protocol TAP Unconfigure Unprotected volumeVolume Volume group Write hit Write penaltyXSeries ArchitecturePage GC26-7659-04