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Hitachi Command Control Interface (CCI)
User and Reference Guide
Hitachi Universal Storage Platform V/VM
®
Hitachi TagmaStore Universal Storage Platform
®
Hitachi TagmaStore Network Storage Controller
Hitachi Lightning 9900™ V Series
Hitachi Lightning 9900™
MK-90RD011-25
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Copyright © 2008 Hitachi Data Systems Corporation, ALL RIGHTS RESERVED Notice: No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or stored in a database or retrieval system for any purpose without the express written permission of Hitachi Data Systems Corporation (hereinafter referred to as “Hitachi Data Systems”). Hitachi Data Systems reserves the right to make changes to this document a
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Source Documents for this Revision RAID Manager Basic Specifications, revision 64 (3/24/2008) Changes in this Revision Added support for the following host platforms (section 3.1): – Microsoft Windows 2008 – HP OpenVMS 8.3 support for IPv6 – HP OpenVMS for Integrity Server – 64-bit RAID Manager for RH/IA64 Added “SSB” to the output of the EX_CMDRJE error message (Table 5.3). Added support for Oracle10g H.A.R.D: – Added the “-vt rd10g” option for the raidvchkset command (section
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Preface This document describes and provides instructions for installing and using the Command Control Interface (CCI) software for Hitachi RAID storage systems. CCI enables the user to configure, perform, and manage operations for the following data management/business continuity features from the open-systems host: TrueCopy ShadowImage Copy-on-Write Snapshot Universal Replicator Database Validator Data Retention Utility/Open LDEV Guard This document applies to the following Hitachi
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Conventions for Storage Capacity Values Storage capacity values for logical devices (LDEVs) on the Hitachi RAID storage systems are calculated based on the following values: 1 KB (kilobyte) = 1,024 bytes 2 1 MB (megabyte) = 1,024 bytes 3 1 GB (gigabyte) = 1,024 bytes 4 1 TB (terabyte) = 1,024 bytes 5 1 PB (petabyte) = 1,024 bytes 1 block = 512 bytes Referenced Documents Hitachi Universal Storage Platform V/VM documents: Universal Storage Platform V/VM User and Reference Guide, MK-96R
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Hitachi TrueCopy User and Reference Guide, MK-92RD108 Open LDEV Guard User’s Guide, MK-93RD158 DB Validator Reference Guide, MK-92RD140 Hitachi Lightning 9900™ documents: User and Reference Guide, MK-90RD008 Remote Console User’s Guide, MK-90RD003 Hitachi ShadowImage User’s Guide, MK-90RD031 Hitachi TrueCopy User and Reference Guide, MK-91RD051 Comments Please send us your comments on this document. Make sure to include the document title, number, and revision. Please refer to s
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viii Preface
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Contents Chapter 1 Overview of CCI Functionality...............................................................................................1 1.1 Overview of Command Control Interface.....................................................1 1.2 Overview of Hitachi Data Replication Functions ............................................2 1.2.1 Hitachi TrueCopy ........................................................................2 1.2.2 Hitachi ShadowImage ..................................
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2.8.11 Log and Trace Files ....................................................................75 2.8.12 User-Created Files ..................................................................... 75 2.9 Configuration Definition File .................................................................. 76 2.9.1 Configuration Definition for Cascading Volume Pairs ............................99 2.10 Error Monitoring and Configuration Confirmation........................................ 107 2.10.1 E
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4.7 Checking Attribute and Status (Pairvolchk) ............................................... 194 4.7.1 Recovery in Case of SVOL-Takeover............................................... 202 4.7.2 PVOL-PSUE-Takeover ................................................................ 205 4.7.3 Recovery in Case of PVOL-PSUE-Takeover........................................ 206 4.7.4 SVOL-SSUS Takeover in Case of ESCON/Fibre/Host Failure.................... 207 4.7.5 Recovery from SVOL-SSUS-Takeove
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4.18 LDM Volume Discovery and Flushing for Windows ....................................... 307 4.18.1 Volume Discovery Function......................................................... 308 4.18.2 Mountvol Attached to Windows 2008/2003/2000 Systems .................... 310 4.18.3 System Buffer Flushing Function .................................................. 311 4.19 Special Facilities for Windows 2008/2003/2000 Systems............................... 314 4.19.1 Signature Changing Facility
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List of Figures Figure 2.1 Concept of Paired Volumes ...............................................................9 Figure 2.2 ShadowImage Duplicated Mirrors ...................................................... 10 Figure 2.3 ShadowImage Cascade Volume Pairs .................................................. 11 Figure 2.4 Server Failover System Configuration................................................. 14 Figure 2.5 Package Transfer on High Availability (HA) Software ................
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Figure 2.48 Pairdisplay on HORCMINST0 ........................................................... 102 Figure 2.49 Pairdisplay on HORCMINST1 ........................................................... 102 Figure 2.50 Pairdisplay on HORCMINST0 ........................................................... 103 Figure 2.51 TrueCopy/ShadowImage Cascading Connection and Configuration File ....... 104 Figure 2.52 Pairdisplay for Hitachi TrueCopy on HOST1 ........................................ 105 F
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Figure 4.32 Raidvchkset Command Examples ..................................................... 238 Figure 4.33 Raidvchkdsp Command Examples with -fd and -fe Options....................... 244 Figure 4.34 Raidvchkdsp Command Example with -v cflag Option............................. 245 Figure 4.35 Raidvchkdsp Command Example with -v offset Option............................ 246 Figure 4.36 Raidvchkdsp Command Example with -v errcnt Option ........................... 246 Figure 4.37 Raidvchkd
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Figure 4.82 Operation Across SLPRs Using two Command Devices on a Single Host ........ 325 Figure 4.83 Operation Across SLPRs Using a Shared Command Device on a Single Host ... 325 Figure 4.84 SLPR Configuration on Dual Hosts .................................................... 326 Figure 4.85 Operation Across SLPRs Using two Command Devices on Dual Hosts ........... 326 Figure 4.86 Operating SLPR#N by Sharing the Command Device............................... 327 Figure 4.87 TrueCopy Operat
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Table 4.12 Results of Pairmon Command Options ............................................... 193 Table 4.13 Pairvolchk Command Parameters..................................................... 194 Table 4.14 Specific Error Codes for Pairvolchk................................................... 197 Table 4.15 Truth Table for Pairvolchk Group Status Display................................... 199 Table 4.16 State Transition Table for HA Control Script........................................ 200
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xviii Contents
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Chapter 1 Overview of CCI Functionality 1.1 Overview of Command Control Interface The Hitachi Command Control Interface (CCI) software product enables you to configure and control Hitachi data replication and data protection operations by issuing commands from the open-systems host to the Hitachi RAID storage systems. This document covers CCI operations for the following Hitachi storage systems: Universal Storage Platform V/VM (USP V/VM), Universal Storage Platform (USP), Network Storage C
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1.2 Overview of Hitachi Data Replication Functions The Hitachi data replication features controlled by CCI include: TrueCopy (section 1.2.1) ShadowImage (section 1.2.2) Universal Replicator (section 1.2.3) Copy-on-Write Snapshot (section 1.2.4) 1.2.1 Hitachi TrueCopy The Hitachi TrueCopy feature enables you to create and maintain remote copies of the data stored on the RAID storage systems for data backup and disaster recovery purposes. TrueCopy operations can be performed across di
