ABCs of z/OS System Programming

Description

Go to the current abstract on ibm.com/redbooks http://www.redbooks.ibm.com/abstracts/sg246327.html?Open&pdfbookmarkFront cover Contents Notices Trademarks Preface The team who wrote this book Now you can become a published author, too! Comments welcome Stay connected to IBM Redbooks Chapter 1. Capacity planning overview 1.1 Capacity planning definition 1.2 Capacity planning introduction 1.3 Common mistakes in capacity planning 1.4 Continuous availability and capacity planning 1.5 Balancing resources for capacity planning 1.6 Traditional steps in capacity planning 1.7 Capacity planning methods 1.8 Projections 1.9 Analytic methods 1.10 Discrete methods 1.11 IBM Large Systems Performance Reference (LSPR) 1.12 Internal throughput rate (ITR) 1.13 LSPR workloads 1.14 Benchmark methods 1.15 IBM capacity planning tools 1.16 Resource Management Facility overview 1.17 zCP3000 introduction 1.18 zCP3000 functions 1.19 Balanced systems analysis 1.20 Capacity planning tools 1.21 zCP3000 summary 1.22 IBM Processor Capacity Reference for zSeries (zPCR) 1.23 Getting started with zPCR 1.24 zPCR function selection 1.25 zPCR Reference-CPU 1.26 Choosing a workload mix 1.27 zPCR choosing a workload mix Help panel 1.28 LPAR Host and Partition Configuration panel 1.29 LPAR configuration capacity planning 1.30 zPCR graphics Chapter 2. Performance management 2.1 Service level agreement (SLA) 2.2 Performance analysis overview 2.3 Performance management heuristics 2.4 What to measure 2.5 General performance management metrics 2.6 Average transaction response time 2.7 Transaction response time components 2.8 Using and Delay sampling information 2.9 External throughput rate (ETR) 2.10 Resource utilization 2.11 Physical PU utilization example 2.12 Channel utilization example 2.13 Saturation design point (SDP) 2.14 Processor performance metrics 2.15 CPU time 2.16 z10 Cycle Time and Server Time Protocol 2.17 Non-CPU time-related metrics 2.18 Millions of instructions per second (MIPS) 2.19 CPU service units 2.20 RMF Partition Data report 2.21 Internal throughput rate (ITR) 2.22 Large Systems Performance Reference (LSPR) 2.23 LSPR relative processor power (RPP) 2.24 CP-measurement facility highlights 2.25 Hardware and software requirements for CPMF 2.26 CPMF counters and sampling 2.27 Set of instructions to interface with CPMF 2.28 CPU-measurement counter facility 2.29 How CPMF works 2.30 Setting up hardware data collection 2.31 PU caching z10 highlights 2.32 z10 cache performance aspects 2.33 Cache page states 2.34 Using CPMF caching counters data 2.35 Virtual storage concept 2.36 Program status word (PSW) format 2.37 Dynamic address translation (DAT) 2.38 Translating a 31-bit virtual address 2.39 Translating a 64-bit virtual address 2.40 Large page support 2.41 Translation lookaside buffer (TLB) 2.42 TLB performance and 1 MB pages 2.43 Large page support specifications 2.44 CPMF extended counters on TLB 2.45 IBM common cryptographic architecture (CCA) 2.46 Symmetric cryptography 2.47 Asymmetric cryptography 2.48 Clear key and non-clear key algorithms 2.49 Hardware crypto in a z10 2.50 z10 multichip module (MCM) 2.51 z10 PU chip 2.52 CPAF crypto algorithms 2.53 CPMF crypto counters 2.54 Crypto counters example 2.55 CPU-measurement sampling facility 2.56 CPU-measurement sampling facility functions 2.57 CPMF sample data block tables 2.58 CPMF sample data block (SDB) 2.59 Sample data block data entry 2.60 I/O performance and metrics SLA 2.61 z/OS CPU time accounting 2.62 z/OS preemptability 2.63 Formulas and laws in performance management 2.64 Little’s Law 2.65 Markov’s Equation 2.66 DASD saturation point 2.67 Pareto’s 80/20 Rule 2.68 80/20 rule and service class periods 2.69 Partition’s Law 2.70 z10 EC SRM Constants 2.71 Principle of Locality Chapter 3. Resource Measurement Facility 3.1 Resource Measurement Facility overview 3.2 RMF Performance Management panel 3.3 RMF monitors 3.4 RMF Monitor I 3.5 RMF Monitor II 3.6 RMF Monitor II ARD report 3.7 RMF Monitor III primary panel 3.8 RMF Monitor III contention analysis 3.9 RMF Workflow Exceptions report 3.10 Definition and Criteria panel 3.11 RMF Postprocessor 3.12 RMF Spreadsheet Reporter 3.13 RMF Spreadsheet Reporter panels 3.14 RMF Performance Monitor 3.15 RMF Distributed Data Server (DDS) 3.16 RMF Monitor III Data Portal for z/OS 3.17 RMF Monitor III Data Portal for z/OS Overview panel 3.18 RMF Monitor III Data Portal for z/OS Explore panel 3.19 RMF Monitor III Data Portal for z/OS Metrics Explore panel 3.20 RMF Portal CACHDET report panel 3.21 RMF Monitor III Data Portal for z/OS My View panel 3.22 RMF enhancements for z/OS V1R11 3.23 Cryptographic hardware information 3.24 Cryptographic coprocessors 3.25 RMF Workload Activity - Crypto (CRY) 3.26 RMF Coupling Facility reports 3.27 CF-to-CF activity reporting 3.28 HiperSockets: Client/Server in a mainframe machine 3.29 RMF enhancement to support HiperSockets 3.30 System Management Facility (SMF) 3.31 Using SMF data records 3.32 Importance of SMF records 3.33 Importance of SMF records 3.34 Recording SMF data records 3.35 SMF recording to DASD (SYS1.MANx) 3.36 SMF recording to SYS1.MANx 3.37 SMF on System Logger 3.38 Where System Logger stores data 3.39 Customizing SMF 3.40 Which SMF records to record 3.41 System Logger log streams 3.42 Dumping SMF data sets 3.43 Dumping SMF records - log streams 3.44 Dumping selective SMF records Related publications IBM Redbooks publications Other publications Online resources How to get IBM Redbooks publications Help from IBM Back cover