ExpressCluster X 3.1 for Linux Getting Started Guide - Nec

Section II Installing ExpressCluster ...............................................................................49Chapter 3Installation requirements for ExpressCluster..............................................51Hardware ..............................................................................................................................................................52General server requirements................................................................................................................................................52Supported disk interfaces.....................................................................................................................................................52Supported network interfaces ..............................................................................................................................................53Servers supporting BMC-related functions .........................................................................................................................53Servers supporting Express5800/A1080a and Express5800/A1080aA1040a series linkage ...............................................53Software ...............................................................................................................................................................54System requirements for ExpressCluster Server..................................................................................................................54Supported distributions and kernel versions ........................................................................................................................54Applications supported by monitoring options....................................................................................................................63Operation Environment of VM resources............................................................................................................................68Operation environment for SNMP linkage functions ..........................................................................................................69Operation environment for JVM monitor............................................................................................................................70Required memory and disk size...........................................................................................................................................71System requirements for the Builder ....................................................................................................................72Supported operating systems and browsers .........................................................................................................................72Java runtime environment ...................................................................................................................................................73Required memory and disk size...........................................................................................................................................73Supported ExpressCluster versions .....................................................................................................................................73System requirements for the WebManager ..........................................................................................................74Supported operating systems and browsers .........................................................................................................................74Java runtime environment ...................................................................................................................................................74Required memory and disk size...........................................................................................................................................75System requirements for the Integrated WebManager .........................................................................................76Supported operating systems and browsers .........................................................................................................................76Java runtime environment ...................................................................................................................................................77Required memory size and disk size....................................................................................................................................77System requirements for WebManager Mobile....................................................................................................77Supported operating systems and browsers .........................................................................................................................77Chapter 4Latest version information.............................................................................79Correspondence list of ExpressCluster and a manual..........................................................................................................80Enhanced functions .............................................................................................................................................................80Corrected information .........................................................................................................................................................86Chapter 5 Notes and Restrictions ....................................................................................107Designing a system configuration ........................................................................................................................108Function list and necessary license......................................................................................................................................108Supported operating systems for the Builder and WebManager..........................................................................................108Hardware requirements for mirror disks..............................................................................................................................109Hardware requirements for shared disks..............................................................................................................................110Hardware requirements for hybrid disks..............................................................................................................................111IPv6 environment ................................................................................................................................................................112Network configuration.........................................................................................................................................................113Execute Script before Final Action setting for monitor resource recovery action ...............................................................113NIC link up/down monitor resource ....................................................................................................................................114Write function of the mirror disk resource and hybrid disk resource...................................................................................115Not outputting syslog to the mirror disk resource or the hybrid disk resource ....................................................................115Notes when terminating the mirror disk resource or the hybrid disk resource.....................................................................115Data consistency among multiple asynchronous mirror disks .............................................................................................116O_DIRECT for mirror or hybrid disk resources..................................................................................................................116Initial mirror construction time for mirror or hybrid disk resources....................................................................................116Mirror or hybrid disk connect..............................................................................................................................................116JVM monitor resources .......................................................................................................................................................116Mail reporting......................................................................................................................................................................117Requirements for network warning light .............................................................................................................................117Installing operating system...................................................................................................................................118/opt/nec/clusterpro file system.............................................................................................................................................118Mirror disks .........................................................................................................................................................................118vi