Front cover -- Contents -- Notices -- Trademarks -- Preface -- The team that wrote this redbook -- Become a published author -- Comments welcome -- Chapter 1. Introduction to digital media -- 1.1 What is digital media? -- 1.2 IBM Digital Media Framework -- 1.3 Digital media environment examples -- 1.3.1 Closed-circuit television (CCTV) -- 1.3.2 Video on demand (VoD) -- 1.3.3 Broadcasting -- 1.3.4 Post-production environments -- 1.4 Broadcasting -- 1.4.1 IBM Digital Media Center (DMC) offering -- 1.5 Streaming data versus normal IT traffic -- 1.6 Complementary offerings -- 1.6.1 Advanced tape management with Enterprise Removable Media Manager -- 1.7 ADMIRA -- 1.7.1 Open Enterprise System Virtualization (OESV) -- Chapter 2. Introduction to GPFS -- 2.1 GPFS history and evolution -- 2.1.1 Why choose GPFS? -- 2.2 GPFS architecture overview -- 2.2.1 GPFS components -- 2.2.2 GPFS file system management functions -- 2.2.3 GPFS block allocation -- 2.2.4 Token management and byte range locking -- 2.2.5 GPFS management functions availability -- 2.2.6 GPFS internal recovery procedures -- 2.2.7 Replication (disk failure groups) -- 2.2.8 Quorum rules -- 2.2.9 GPFS memory management -- 2.2.10 GPFS cluster models -- 2.3 Designing your cluster -- 2.3.1 Knowing your environment - questions to ask -- 2.3.2 GPFS considerations -- 2.3.3 Storage design considerations -- 2.3.4 Network and miscellaneous design considerations -- 2.3.5 Classification of GPFS commands -- Chapter 3. Infrastructure configuration -- 3.1 General considerations for installing GPFS -- 3.2 Hardware setup and configuration -- 3.2.1 List of components -- 3.2.2 Disk storage devices -- 3.2.3 Storage Area Network (SAN) -- 3.2.4 Servers -- 3.2.5 Network infrastructure -- 3.2.6 ITSO lab environment overview -- 3.3 Software installation (Linux-based cluster).

3.3.1 Base operating system setup and configuration -- 3.3.2 Linux storage device multipath configuration -- 3.3.3 Basic network configuration -- 3.3.4 Configuring secure shell -- 3.3.5 Time synchronization -- 3.4 GPFS installation and configuration -- 3.4.1 Install GPFS packages and define a GPFS cluster -- 3.4.2 Start GPFS and verify all nodes join the cluster -- 3.4.3 Create NSDs -- 3.4.4 Create the file system -- 3.4.5 Mount the file system -- 3.4.6 Checking the cluster and file system configuration -- Chapter 4. Advanced topics -- 4.1 Linux multipathing -- 4.1.1 Using a vendor specific HBA multipath driver -- 4.1.2 Using RDAC multipath driver -- 4.1.3 Using device mapper multipath driver with GPFS -- 4.2 SSH key distribution -- 4.3 Samba server -- 4.4 NFS -- 4.4.1 Installing NFS server on Linux -- 4.4.2 Configuring NFS -- 4.4.3 Starting NFS -- 4.4.4 NFS in a digital media environment -- 4.4.5 Integrating NFS and GPFS -- 4.4.6 Preparing windows clients -- 4.5 Additional GPFS management tasks -- 4.5.1 Building gpfsperf -- 4.5.2 Removing GPFS -- Chapter 5. Maintaining and tuning the GPFS environment -- 5.1 Performance tuning cycle -- 5.2 Tuning the GPFS environment -- 5.2.1 Tuning storage -- 5.2.2 Tuning the SAN hardware -- 5.2.3 Tuning the operating system -- 5.2.4 Tuning GPFS -- 5.2.5 Tuning the clients -- 5.3 Software tools and utilities -- 5.3.1 System administration tools -- 5.3.2 System resource monitoring tools (Linux) -- 5.3.3 Load generating tools -- 5.4 Client application considerations -- 5.4.1 Client side buffering and failover mechanism -- 5.4.2 Client side load balancing -- 5.4.3 Block size considerations -- 5.4.4 Mixed-media processing and file access patterns -- 5.5 Performance tuning considerations -- 5.6 List of GPFS related files -- Appendix A. Basic infrastructure configuration additions.

A.1 Automatic network installation using SLES 9 Installation Server -- A.2 Configuring tftpd -- Configuring tftpd for booting Intel-based computers (PXE) -- A.2.1 Configuring tftpd for booting POWER-based computers -- A.3 Configuring dhcpd -- A.4 SLES9 Installation Server Configuration with YaST using FTP -- A.5 Configuration of secure shell -- A.6 Setting up storage software -- A.7 Installing and configuring a distributed shell -- A.8 SLES9 Installation on an IBM eServer BladeCenter JS20 -- A.9 Sample storage profile file for DS4500 -- Appendix B. Typical broadcast system workflow -- Appendix C. Yam - installation server setup tool -- Abbreviations and acronyms -- Related publications -- IBM Redbooks -- Other publications -- Online resources -- How to get IBM Redbooks -- Help from IBM -- Index -- Back cover.