I do not believe there will be an significant performance boost with splitting up HLQs in catalog unless your catalog has hundreds of thousand entries.
Lizette > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] > On Behalf Of Jake Anderson > Sent: Friday, May 08, 2015 10:19 AM > To: [email protected] > Subject: Re: [DB2-L] - ICF catalog management for a new DB2 subsystem > > Hi Liz > > I thought have different component of DB2 in different user catalog might > improve the performance. > > Jake > On 8 May 2015 20:22, "Lizette Koehler" <[email protected]> wrote: > > > Jake, > > > > We use one HLQ for most of the DB2 data sets on z/OS. ICFCATALOGs are > > only defined once for all DB2 environments. We do not define a new > > catalog with upgrades or new installs. Only one Usercat. An ICF Cat > > belongs to SMS and not DB2 environment. I would expect it to > > following the same standards that your shop currently uses for any product > that has an HLQ. > > > > > > > > I think this will depend more one your recovery and DR processes at > > your shop. > > > > > > > > Please let us know what your understanding of IC F Catalogs and their > > usage. > > > > Lizette > > > > > > > > From: jake anderson [mailto:[email protected]] > > Sent: Friday, May 08, 2015 6:47 AM > > To: [email protected] > > Subject: [DB2-L] - ICF catalog management for a new DB2 subsystem > > > > > > > > Hello, > > > > Cross Posted in IBM MAIN > > > > Could you please let me know on how you use the ICF catalog to manage > > the > > DB2 install ? Like do you maintain a seperate ICF for BSDS, LOGCOPY ? > > > > Any best practises followed on managing the ICF catalog during any DB2 > > installs ? > > > > Any advises or suggestion are highly appreciated. > > > > > > > > Regards, > > > > Jake > > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
