On Tue, 30 Sep 2008 08:10:16 -0500, Ron Wells <[EMAIL PROTECTED]> 
wrote:

>Any good cookbooks/ref's on install steps--hints--cautions..?

I see where some books were supplied in a later post and these are the ones. 
Am big into SMB because of hosting a Windows File system of ZIP files of data 
created on a back-end imaging system which need to be FTP-Like transferred 
out to partners. Am running Data Exchanges as a Line-of-Business and by 
having the SMB share on z/OS, it saves a FTP-Like transfer from Windows to 
z/OS. Besides we can DR the data to a remote location (SRDF-A). They just 
operate on it just as it was all on Windows. On the z/OS side we are all zFS 
and have noticed performance issues of the DFSKERN STC running on z/OS. It 
is the largest consumer of CPU, even more than ADABAS and JES2 combined 
with CICS as #4 on the list. 

Have done all the performance related things SMB tells one to do and it is 
still "eating my lunch". The SMB folks are saying they see no issues with SMB. 
The zFS is big with manyyyyyy files contained within. I seem to remember two 
SHARES ago attending many zFS sessions where they apologized for how large 
zFS files performed and were working the issue. 

Would be interested if anyone has stumbled over this issue and have any 
ideas.  Our PMR has been hanging out there for some time and I will not let 
them close it (20536,487,000) for I still contend there is a problem and 
besides I am doing VWLC and it is driving my costs way up. You may respond 
offlist if you prefer.  

I think SMB is a stellar idea for now it gets "us" mainframers working with our 
Windows Brethren sharing the wealth. Also host Oracle DBs on zLinux where 
the applications runs on Windows. Again the DBs have DR and it is much easier 
for them to recover a fairly static application in a DR. True I could run it 
all on 
zLinux, but it gives each of us a piece of the action. 

Any ideas on SMB or zFS performance appreciated.     jim 

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