Re: Siemens, OPS, Clusters, and 8.0.4....

From: Ross Mohan <postmaster_at_127.0.0.1>
Date: Tue, 20 Apr 1999 02:24:35 -0400
Message-ID: <7fjgm7$8fm@sjx-ixn5.ix.netcom.com>

Jonathan Lewis wrote in message
<924589788.23091.0.nnrp-07.9e984b29_at_news.demon.co.uk>...
>Which Siemens platform ?

|| rm-600 Reliant Cluster Server, I believe.....

>Blocks are passed (rather than pinged) in 8.1, not in 8.0,
>so no help from that feature. And I understand that its only
>Consistent Read blocks that get to the requesting node in
>8.1.5, not Current Read - so pinging still occurs.

|| you are spot on, JL. The "cache fusion" should be picking up the

write/write blocks sometime in 8.2.....did some late night reading last night....

>And in 8.0.3 I found that a lot of global checkpoints
>were being issued by parallel queries - this may not
>be the case in 8.0.4 - which for a 1,000 file system
>(with no readonly tablespaces possible) resulted in a
>lot of file header updates and wasted time.
>
>Haven't been able to get back and test the effects
>of 8.0.4 fixes though.

|| Hmm....nothing really scary here. No horror stories about

patches for the O/S and bad service and unreadable manuals... this is looking good.....thanks for the info, Jon.......... Received on Tue Apr 20 1999 - 01:24:35 CDT