Re: System IPL

[Neil Palmer <NPalmer@xxxxxxxxxxx>]

David Gibbs wrote:
> 
> On 24 Jul 97 at 21:15, Leong Sing Loong wrote:
> 
> > Currently my company (bank) is having AS/400 model 530 running v3r6.
> > Every week my system guy will perform system IPL on Sunday and which
> > will require to stop  running the machine for about 1- 1.5 hours. My
> > question is "is it necessary to perform IPL every week ?"  My DASD
> > utilization is about 60% of 60GB storage and temp. address is about
> > 0.126 and 2Gb of memory.
> 
> A weekly IPL isn't a bad idea at all.
> 
> When I was in a more operational role, I setup an automatic re-IPL of
> the system every sunday night around 3am.
> 
> It cleans up the system, clears out any 'stuck' jobs, etc.
> 

Not a bad idea, but not necessary.  I would sugest that once every month
or two would be sufficient, although with a system at only 60% DASD
usage you could stretch that further.  I would suggest you apply a new
PTF cum tape about 3 or 4 times a year, which will include an IPL.

-- 
... Neil Palmer                                      AS/400~~~~~      
... NxTrend Technology -Canada       ____________          ___  ~     
... Markham,  Ontario,  Canada       |OOOOOOOOOO| ________  o|__||=   
... Phone: (905) 731-9000 x238       |__________|_|______|_|______)   
... url:http://www.NxTrend.com        oo      oo   oo  oo   OOOo=o\   
... mailto:NPalmer@NxTrend.com     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* This is the Midrange System Mailing List!  To submit a new message,   *
* send your mail to "MIDRANGE-L@midrange.com".  To unsubscribe from     *
* this list send email to MAJORDOMO@midrange.com and specify            *
* 'unsubscribe MIDRANGE-L' in the body of your message.  Questions      *
* should be directed to the list owner / operator: david@midrange.com   *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *