ASP.NET for Web Designers

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T

terminology explained 8

Transactional VSAM

CF versus DASD-only log stream 90

coupling facility failure 107

criticality of data 85

dependency on system logger 102

description 81

duplexing considerations 86

Forward recovery log stream 83

LOG(ALL) 84

LOG(NONE) 83

LOG(UNDO) 84

sizing cnsiderations 86

Forward recovery log stream definition 89

Forward recovery log stream sizing method 87

IGDSMS definition 88

IGWLOG.SYSLOG 83, 90

IGWLOG.SYSLOG CFRM definitions 90

IGWSHUNT.SHUNT 90

IGWSHUNT.SHUNTLOG 83

log stream naming convention 82

log stream permanent full condition 106

log stream sizing 85

log stream sizing elements 86

LOG_OF_LOGS log stream definition 89

log-of-logs log stream 84

managing Undo log stream 83

missing data in the log stream 104

monitoring offload 104

performance considerations 109

subsystem failure 109

system logger failure 107

temporary log stream full condition 105

Undo log 83

sizing consideration 86

Undo log description 83

Undo log sizing method 87

Transactional VSAM log stream

consideration for dedicated structure for the Undo logs 93

IGWLOG DASD-only definition 98

IGWSHUNT DASD-only definition 98

security definitions 101

Tuning

Auto journals 195

Forward recovery 195

User journals 195


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