Talk:IBM Parallel Sysplex

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Why does it require z/OS R.8 for an ICF-only implementation to be viable? With CF Duplexing many installations I know run without external CFs. Martin Packer 20:22, 14 September 2007 (UTC)

[edit] Rebuilding CF structures

There were some improvements introduced in z/OS 1.8 for more efficient CF duplexing and rebuilding CF structures. That statement in the article makes sense to me. —Preceding unsigned comment added by BBCWatcher (talk • contribs) 14:32, 8 December 2007 (UTC)