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Hitachi ShadowImage for z/OS user guidePart number:HIT9503-96007Seventh edition: September 2007

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100 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200• The T-VOL of the ShadowImage - FlashCopy pair is blocked.TroubleshootingGeneral ShadowIm

ShadowImage for z/OS user guide 101in the Preset Volume List box on the ShadowImage main window, right-click to display the pop-up menu, and then clic

102 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200The extent that is already set as the copy target cannot be used as a copy source extent t

ShadowImage for z/OS user guide 103• Volume copying (See ”Volume Copying and Dataset Copying” on page 104)• Dataset copying (See ”Volume Copying and D

104 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Mirror Version 2 first copies the old data in the S-VOL to the T-VOL. This process is call

ShadowImage for z/OS user guide 105To perform volume copying, the capacity of the copy source extent must be equal to or larger than the capacity of t

106 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Relationship ExpansionCAUTION: In order to enable or disable the relationship expansion fu

ShadowImage for z/OS user guide 107Figure 52 Ex. Consist. Group w/FlashCopy(R) Mirror Ver. 2: Copying Mult. Data Stored over Mult. Vols. Figure 51 ill

108 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200the relationship of FlashCopy Mirror Version 2 to the executing of the update copy operat

ShadowImage for z/OS user guide 109When performing a Reverse Restore, only the updated data will be copied from newly specified the S-VOL to the T-VOL

ShadowImage for z/OS user guide 11About this guideThis guide provides information about:• Preparing for ShadowImage Operations, page 38• Performing Sh

110 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200the position of the extent) of the volumes and extents used for establishing the pairs. Fu

ShadowImage for z/OS user guide 111Round up the number to the nearest whole number. For example, in case of a volume for which the emulation type is 3

112 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200To create pairs between extents, the same number of resources listed under the column “Num

ShadowImage for z/OS user guide 113Figure 59 Copying Data in Two Extents that Overlap (Two T-VOLs)Figure 60 Copying One Extent to Another in the Same

114 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE:• In the case of the emulation type 3380-3, 3390-3, or 3390-3R, the maximum number of

ShadowImage for z/OS user guide 115The following figure shows the example of when 7 pairs are created with 3390-3 volumes, and 3 pairs are created wit

116 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 2002. Withdraw all the relationships to delete FlashCopy Mirror pairs.Use Command View XP, XP

ShadowImage for z/OS user guide 1176. Set the devices that were set offline back again to online.The host recognizes that the FlashCopy Mirror Version

118 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200The table below is shows the operations that can be performed on the FlashCopy Mirror Vers

ShadowImage for z/OS user guide 119• The case the T-VOL of the FlashCopy Mirror Version 2 pair and the T-VOL of the Siz pair is shared.Figure 63 Cases

12Document conventions and symbolsCAUTION: Indicates that failure to follow directions could result in damage to equipment or data.IMPORTANT: Provides

120 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Figure 64 FlashCopy® Mirror Version 2 and TCz: Non-sharable combinationNOTE: For IBM Flash

ShadowImage for z/OS user guide 121CAUTION: If an SIz S-VOL is in pending status and you execute an ICKDSF command for FlashCopy® Mirror Version 2 , t

122 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: The above mentioned system configuration differs from the system configuration that

ShadowImage for z/OS user guide 123Table 56 Whether Reverse Restore Can be Performed When FlashCopy® Mirror Version 2 T-VOL is Used as TCz VolumeNOTE:

124 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 2003. Confirm the copying process of FlashCopy® Mirror Version 2 is normally completed.4. Res

ShadowImage for z/OS user guide 1257. 4 .1.3 C o m b i n i n g C o m p a t i b l e M i r r o r i n g f o r IBM® FlashCopy® Version 2 With Universa

126 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Combining Compatible Mirroring for IBM® FlashCopy® Version 2 With CCThe following table sh

ShadowImage for z/OS user guide 127NOTE: If an external volume is specified as a FlashCopy Version 2 T-VOL, be careful about the setting of the time o

128 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: FlashCopy Mirror Version 2 supports VSAM datasets. However, when the user specifies

ShadowImage for z/OS user guide 129Creating FlashCopy Mirror Version 2 Pairs by Dataset CopyingThe DFSMSdss command used to process FlashCopy Mirror V

ShadowImage for z/OS user guide 13Subscription serviceHP recommends that you register your product at the Subscriber’s Choice for Business website: ht

130 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200See Table 64 for the explanation of the available parameters of this command. When FASTREP

ShadowImage for z/OS user guide 131Figure 71 Example of COPY FULL command (FCINCREMENTAL)• FCINCREMENTALLASTTo delete the relationship after completin

132 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200• DEBUGThis option is for outputting error information in case an error occurs during the

ShadowImage for z/OS user guide 133The table below lists and describes the parameters of PPRC TSO commands supported by FlashCopy Mirror Version 2.Tab

134 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200INCREMENTAL YES - Establish a relationship including all the tracks in the volume. If you

ShadowImage for z/OS user guide 135NOTE:• The timing to copy the data is different between FlashCopy Mirror Version 2 and IBM FlashCopy. IBM FlashCopy

136 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200extent(s) specified by the XTNTLTS parameter. For example, when you copy only the “dataset

ShadowImage for z/OS user guide 1376. If the T-VOL is set to offline in step 4, set this volume back to online. This step is not necessary if the ONLI

138 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Table 67 describes the parameters of FCWITHDR command and the applicable combinations.Tabl

ShadowImage for z/OS user guide 1395 Specified Specified or not specifiedNot specifiedYES Not specifiedNot specifiedNot specified All the relationship

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140 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE:• All combinations other than shown in Table 67 will result in rejection of this comm

ShadowImage for z/OS user guide 141relationships before executing the command above, and after executing the command, there is only one relationship.F

142 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Below is another example of the command description for Case 2. Similar to the previous ex

ShadowImage for z/OS user guide 143there are three relationships before executing the command above, and after executing the command, there are only t

144 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Below is another example of the command description for Case 4. Similar to the previous ex

ShadowImage for z/OS user guide 145same content represented by a different description, both requesting the withdrawal of all the relationships establ

146 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200There are three relationships before executing the command above, and after executing the

ShadowImage for z/OS user guide 147Figure 94 Example of FCWITHDR Command Description (for Case 7)Since no relationship is withdrawn by performing the

148 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Figure 97 Calculation Example of the Number of the Pairs Displayed in “ACT”ACT shows the t

ShadowImage for z/OS user guide 149Table 69 ICKDSF CommandsICKDSF Command FunctionFLASHCPY ESTABLISH Establishes the relationship and creates FlashCop

ShadowImage for z/OS user guide 151 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200ShadowImage (SI390) is a storage-based hardware solution f

150 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Table 70 on page 150 lists and describes the ICKDSF command parameters supported by FlashC

ShadowImage for z/OS user guide 151FLASHCPY ESTABLISHRESTORE - If the S-VOL or the T-VOL of the relationship established by specifying YES for CHANGER

152 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200FLASHCPY WITHDRAWDDNAME or DNAME JCL statementSets the JCL statement identifying the volum

ShadowImage for z/OS user guide 153When you execute the ICKDSF command for FlashCopy Mirror Version 2 to a TCz M-VOL or SIz S-VOL which is in pending

154 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 2005. See Table 70 on page 150 and specify any other necessary parameters.6. Execute the FLAS

ShadowImage for z/OS user guide 1555. Execute the FLASHCPY ESTABLISH command, specifying the RESTORE parameter and reversing the S-VOL and the T-VOL.I

156 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: The background copying process is executed on the relationship whose copy source exi

ShadowImage for z/OS user guide 157Table 73 Information Displayed By the FLASHCPY QUERY CommandDisplayed item Displayed content MeaningEXISTING RELATI

158 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: Table 102 on page 156 displays the description of "ASY PVOL" in the "

ShadowImage for z/OS user guide 159Table 74 Information Displayed By the FLASHCPY QUERY RELATIONS CommandDisplayed item Displayed content MeaningFLASH

16 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200XP1024/XP128/XP12000/XP10000/SVS 200. The SI390 S-VOLs are the source volumes that contain

160 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: The contents displayed in the "ADDRESSED VOLUME INFORMATION" is the inform

ShadowImage for z/OS user guide 161Table 76 ANTRQST Macro Command Subparameters Supported by FlashCopy® Mirror Version 2Command Subparameter Value De

162 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200REQUEST=FCESTABLISH MODE COPY All the data in the copy range of the volume specified as th

ShadowImage for z/OS user guide 163REQUEST=FCESTABLISH TGTDVC CCA Specifies the CCA of the T-VOL on which you want to perform the FCESTABLISH command.

164 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: When you use the TGTUCB subparameter, it is necessary to apply APAR OA18914.Cautions

ShadowImage for z/OS user guide 165NOTE: If the status of only a part of the pairs in the same consistency group is changed, the processing of At-Time

166 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 2006 Number of pairs created with a source1 pair can be created with 1 source volume.Maximum

ShadowImage for z/OS user guide 1675Unit used for pair management Pairs are managed by volume. Even when multiple datasets on the same volume are spec

168 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Differences Between IBM FlashCopy and Compatible Mirroring for IBM FlashCopy Version 213 T

ShadowImage for z/OS user guide 1693 Sharing T-VOL with other copy solutionsPairs that include the following shared volume can be created:• PPRC pair

ShadowImage for z/OS user guide 17• Flex Copy XP• Auto LUN XPIBM PPRC Host Software FunctionsSI390 supports the IBM PPRC host software functions, incl

170 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 2007 FCWITHDR command(DDSW = NO, XTNTLST parameter specified)The command withdraws the copy t

ShadowImage for z/OS user guide 171FlashCopy Mirror Version 2 does not support the following parameters of TSO commands:• FC Establish command•DEVN (d

172 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200• FLASHCPY QUERY command• SOURCEVOL• FLASHCPY WITHDRAW command• REVERT | COMMIT• SOURCEVOL

ShadowImage for z/OS user guide 173IndexAaddingnew pairs using PPRC 84At-Time Split functionSI390 31audience, documentation 11authorized resellers, HP

174pairs 64Swap&Freeze optionSI390 29TTC390sharing volumes with SI390 39technical support, HP 12troubleshootingSI390 100TSO commands. See PPRC com

Figures1 ShadowImage for z/OS configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152 Adding a

59 Copying Data in Two Extents that Overlap (Two T-VOLs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11360 Copying One Extent t

Tables1 Document conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122 S

57 Whether Reverse Restore Can be Performed When FlashCopy® Mirror Version 2 Volume is Used as URz Volume12558 Whether Reverse Restore Can be Perfor

18 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Requirements on the Maximum Number of PairsThe number of pairs you can create depends on th

ShadowImage for z/OS user guide 19The maximum number of pairs that can be created is the largest number that meets the equation, , where: stands for t

Legal and notice information© Copyright 2005, 2007 Hewlett-Packard Development Company, L.P.Confidential computer software. Valid license from HP requ

20 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200volumes in one XP1024/XP128/XP12000/XP10000/SVS 200. Use the Set Reserve Attribute window (

ShadowImage for z/OS user guide 21NOTE: When adding pairs, you can select the pace for the initial copy operations: slower, medium, or faster. The slo

22 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: Update copy operations do not occur every time a host issues a write I/O operation to

ShadowImage for z/OS user guide 23Split TypeWhen splitting pairs, you can also select the split type: Quick Split or Steady Split.• When you specify Q

24 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: Use the CSUSPEND and PPRCOPY SUSPEND commands to split SI390 volume pairs. For more i

ShadowImage for z/OS user guide 25CAUTION: Even if the copy operation is completed without any host I/O, the data in the S-VOL and the data in the T-V

26 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200If you do not want the S-VOL and T-VOL to be resynchronized after the quick restore operati

ShadowImage for z/OS user guide 27NOTE: During reverse copy or quick restore operation, you cannot perform add, split, or resync pair for any other pa

28 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Reverse resync and quick restore cannot be performed on suspended pairs. While the resync o

ShadowImage for z/OS user guide 29ShadowImage OptionsBy using the SI390 options, you can extend the standard SI390 operations such as the add pair and

ShadowImage for z/OS user guide 3About this guide. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

30 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200The Quick Restore pairresync operation on a pair with split status exchanges data in the pa

ShadowImage for z/OS user guide 31At-Time Split FunctionTo use the At-Time Split function, you need Business Continuity Manager software. Business Con

32 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Figure 7 and Figure 8 show the outline of the At-Time Split function.Figure 7 At-Time Split

ShadowImage for z/OS user guide 332. Use the TSO ESTPAIR command to create a pair by specifying the ID of the consistency group you intend to use in t

34 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200XP1024/XP128/XP12000/XP10000/SVS 200. Figure 9 illustrates the pair status transitions and

ShadowImage for z/OS user guide 35NOTE: When you specify reverse or quick restore mode for a pairresync operation, the pair status changes to resync-r

36 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200SP-Pend The status becomes SP-Pend when the Steady Split mode is selected for the split ope

ShadowImage for z/OS user guide 37Cautions on Switching Off the Power SupplyIf you need to switch off the power supply of the disk array during SI390

38 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Preparing for ShadowImage OperationsSystem RequirementsSI390 operations involve the XP1024/

ShadowImage for z/OS user guide 39• Virtual LVI/LUN. Virtual LVI/LUN volumes can be assigned to SI390 pairs provided that the T-VOL has the same capac

4Setting the Reserve Attribute . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55To reser

40 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Table 10 describes the host pair status reporting for SIz, URz volumes, and SIz/URz shared

ShadowImage for z/OS user guide 41The configuration shown in the following figure is an example of a volume that is functioning as both an SI390 S-VOL

42 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: This configuration does not allow SI390 and TC390 to copy at the same time. Add the S

ShadowImage for z/OS user guide 43Figure 15 SIz, TCz, and URz: Shared S-VOL / R-VOL / P-VOLCombining ShadowImage for z/OS (SIz) with Universal Repli

44 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Table 12 lists the currency of the data on shared SIz/URz volumes based on the SIz and URz

ShadowImage for z/OS user guide 45The configuration shown in Figure 17 is an example of a volume that is functioning as both an SIz S-VOL and a URz S-

46 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200• Use URz to provide remote backup of ShadowImage for z/OS S-VOLs.Figure 18 SIz and URz: Sh

ShadowImage for z/OS user guide 47Figure 20 SIz and URz: Shared T-VOL/P-VOLNote: Usually TCz and URz can share the volumes with SIz. However, in som

48 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200•: T-VOL•: Reserved volume• : An error occurred during operations. This error icon is displ

ShadowImage for z/OS user guide 49The Volume List BoxThe Volume List box displays volume/pair information based on the filter options you select in th

ShadowImage for z/OS user guide 5Functionalities of Compatible Mirroring for IBM FlashCopy Version2 . . . . . . . . . . . . . . . . . . . . . . . .

50 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200• Relationship(s): The current state of the volume in terms of whether the FlashCopy Mirror

ShadowImage for z/OS user guide 51NOTE: SI390 supports the CQUERY/PPRCOPY QUERY commands for viewing SI390 pair status. For more information on using

52 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200ShadowImage main window. You can also open the Display Filter window by using the Display F

ShadowImage for z/OS user guide 53The Preset Volume List BoxThe Preset Volume List box is located below the Volume List box, and lists the specified z

54 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Information window, select FlashCopy Info displayed in the pop-up menu in the ShadowImage z

ShadowImage for z/OS user guide 55• FlashCopy V2 Relationships: Information about FlashCopy Mirror Version 2 relationships in the volume list. You can

56 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: The reserve attribute is only required for SI390 operations on Command View XP or XP

ShadowImage for z/OS user guide 57Resetting the Reserve AttributeUse the Reset Reserve Attribute window to reset the reserve attribute for (that is, u

58 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Adding ShadowImage PairsCAUTION: The SI390 add pair operation overwrites all data on the T-

ShadowImage for z/OS user guide 59external volumes. Use the Reserve box to display the available T-VOLs by reserve attribute. CLPR indicates the cache

6Figures1 ShadowImage for z/OS configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152 Adding

60 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Splitting ShadowImage PairsIn addition to displaying volume and pair information for the vo

ShadowImage for z/OS user guide 61NOTE: Click Apply on the ShadowImage main window to split all pairs in the Preset Volume List box. The Cancel button

62 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200CAUTION: The S-VOL and T-VOL are synchronized only when the pair status changes from SP-Pen

ShadowImage for z/OS user guide 63NOTE: SI390 supports the CESTPAIR/PPRCOPY ESTPAIR commands for resynchronizing split or suspended SI390 pairs. For m

64 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200CAUTION: Make sure to select the correct resync direction (normal/quick, or reverse/quick r

ShadowImage for z/OS user guide 65NOTE: The CSUSPEND/PPRCOPY SUSPEND commands execute an SI390 split operation. There is no TSO/ICKDSF command equival

66 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: SI390 supports the CDELPAIR/PPRCOPY DELPAIR commands for deleting SI390 pairs. For mo

ShadowImage for z/OS user guide 67To display the History window, click the History tab. The past records of ShadowImage for z/OS and FlashCopy Mirror

68 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Table 17 ShadowImage status and history reference codes and messagesCode Message Descriptio

ShadowImage for z/OS user guide 690012 2nd or LATER INCREMENTAL COPY STARTEDSecond or later incremental copy of the FlashCopy Mirror Version 2 relati

ShadowImage for z/OS user guide 759 Copying Data in Two Extents that Overlap (Two T-VOLs). . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

70 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Setting ShadowImage OptionsYou can set options for SI390 on the Options window.To display t

ShadowImage for z/OS user guide 71The Select Option(s) box displays the check boxes of the SI390 options. For more information about the supported opt

72 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200• The Apply button performs the SI390 operations displayed in the CTG List box. If an error

ShadowImage for z/OS user guide 73To open the CT Group Status window, select a consistency group in the CTG List box, right-click, and then select the

74 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Resetting the Reserve Attribute of a Consistency GroupUse the Delete CTG command to reset t

ShadowImage for z/OS user guide 75• Preset displays the number of CUs where the changes of the state-change-pending delay time are not applied to the

76 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200• SCP Delay Time(sec.) text box specifies the state-change-pending delay time in seconds (0

ShadowImage for z/OS user guide 77Quick Restore Pair CESTPAIR PPRCOPY ESTPAIR Resynchronizes a pair, starts quick restore.The specified volume must be

78 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200(3) For a Quick Restore request, the parameter is MRQ00. This request is valid for MODE(RES

ShadowImage for z/OS user guide 79ONLINSEC YES = Does not check path group.NO = Checks path group.CU number or this parameter is valid only for the DK

811 Currency of a shared SI390 and TC390 volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4012 Currency of a sha

80 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Table 22 ICKDSF command parametersCommand Parameter DescriptionESTPAIR DDNAME | SYSNAME | U

ShadowImage for z/OS user guide 81MODE COPY = Initial full-volume copy.NOCOPY = Same as COPY.RESYNC = Re-established a split or suspended volume pair.

82 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200PPRC RestrictionsTable 23 lists and describes the restrictions for using PPRC commands with

ShadowImage for z/OS user guide 83PPRC Commands with ShadowImage and TrueCopyBoth SI390 and TC390 support PPRC commands. The user must ensure that com

84 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: PPRIMARY and PSECONDRY indicate that the volume is in the DUPLEX state.Adding Pairs:

ShadowImage for z/OS user guide 85• If the XP1024/XP128/XP12000/XP10000/SVS 200 contains both SI390 and TC390 pairs, the CQUERY and PPRCOPY QUERY comm

86 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: Status display is the same as the CQUERY TSO command.Example: DEVSERV CommandNOTE: Th

ShadowImage for z/OS user guide 87Example: PPRCOPY SUSPEND Command CSUSPEND QUIESCE ParameterCAUTION: The CSUSPEND QUIESCE option has been disabled by

88 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: If an SI390 pair is suspended because of an internal disk array error condition, the

ShadowImage for z/OS user guide 89Setting and Resetting the At-Time Split Time: ATSPLITUse the ATSPLIT command to set or reset the time to perform the

ShadowImage for z/OS user guide 964 FASTREPLICATION Parameter Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

90 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Displaying the Status of the Consistency Group: ATQUERYThe ATQUERY command is used to displ

ShadowImage for z/OS user guide 91T-VOL where the T-VOL (the virtual or physical copy of the S-VOL) is available for both read and write operations.Wh

92 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200Table 33 describes ShadowImage - FlashCopy pair status condition.Establishing ShadowImage -

ShadowImage for z/OS user guide 93The following figure shows an example of combining ShadowImage - FlashCopy and SI390 pairs in the L1 and L2 pairs.Fi

94 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: You cannot create a pair that has a T-VOL shared with the S-VOL of an L1 pair.Combini

ShadowImage for z/OS user guide 95NOTE: For IBM FlashCopy and PPRC, you can create a PPRC pair that includes a volume functioning as both a FlashCopy

96 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200NOTE: For IBM FlashCopy and PPRC, you can create a PPRC pair that includes a volume that fu

ShadowImage for z/OS user guide 97The following conditions cause the XP128/1024 to output the ADR935W message and end with CC = 4 (SI390 copy is perfo

98 ShadowImage for the XP1024/XP128/XP12000/XP10000/SVS 200When the TSO command (FCESTABL command) is executed, only the extents specified by the EXTE

ShadowImage for z/OS user guide 99If the dataset(s) uses the following items, you must also specify those items by the EXTENTS parameter.•INDEX VTOC.•