February 2010
Intermediate to advanced
460 pages
16h 22m
English
book
z/OS Distributed File Service zSeries File System Implementation z/OS V1R11
by Paul Rogers, Robert Hering
Content preview from z/OS Distributed File Service zSeries File System Implementation z/OS V1R11
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262 z/OS Distributed File Service zSeries File System Implementation z/OS V1R11
Figure 6-4 Log file cache grows dynamically
Log file cache in a data space
The log file cache is now moved into a data space, which frees up space in the zFS address
space and allows for space for the other caches.
6.4.1 zFS log files
When an aggregate is formatted, the log file is created for that aggregate. The messages for
the formatting indicate the size of the log if you have not specified the log size as a format
parameter. Sample messages from the format routine are shown in Figure 6-5.
Figure 6-5 Messages from the format routine for two aggregates
ZFSVL1
ZFSVL1 ...
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