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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Chapter 5. Sysplex considerations 195
5.3.3 Switching from R/O to R/W and back again to R/O
Finally, we want to demonstrate what happens in different systems when performing a
remount. To do so, the effects are listed for a UNIX System Services sysplex sharing
environment with four systems: SC63, SC64, SC65, and SC70. As shown in Figure 5-14, in
the beginning all systems show the same information when listing information for aggregate
OMVS.HERING.ZFS.
Figure 5-14 Four systems sharing a compatibility mode aggregate R/O
The results of listing more information about the file system and then doing a remount from
system SC65 are shown in Figure 5-15. ...
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