Re: Performance toolkit - HCPMOG6556E

2011-06-15 Thread Kobus Erwee
Thanks for all the replies. With all the inputs I managed to get it working again. My problems started when I tried to fix PERFSVM (The 191 disk was too small). Yes, you heard me correctly, I fixed it so good that it was broken :-). I increased the disk but somehow messed something up. After that

Re: Performance toolkit - HCPMOG6556E

2011-06-15 Thread Kobus Erwee
Nope. I know I need some training on the toolkit. Here in sunny South Africa we do not have something like that :-( Basically I have no experience, not only in the use but also in the correct setup of the toolkit. I am sure if you know what you do it can be an extremely useful tool. Klaus Bergmann

Re: Set Share Relative

2011-06-15 Thread Tom Duerbusch
Am I the first? That is what we were taught with 390 systems. You also didn't want your communications region to be paged out (set reserved for those). You always gave communications very high priority. You didn't want your 3270 traffic waiting. If, due to resources, you needed to wait, you

Re: z/VM page space

2011-06-15 Thread Bill Holder
We ran into the same issue. Our page space got up to 70% - 80% and we saw performance go down the toilet. Our page volumes were on MOD-9's but only a third of each volume was usable because the page space had been defined as a MOD-3. We tried the DRAIN and that stopped using that page

Re: z/VM page space

2011-06-15 Thread Bill Holder
On Tue, 14 Jun 2011 11:03:49, David Boyes dbo...@sinenomine.net wrote: Problem is still going to be dealing with pages written during the first few seconds after an IPL by CP itself. Hi David - one further comment - although it is indeed typical to see some CP owned pages written immediately

Re: z/VM page space

2011-06-15 Thread David Boyes
On 6/15/11 5:55 PM, Bill Holder hold...@us.ibm.com wrote: On Tue, 14 Jun 2011 11:03:49, David Boyes dbo...@sinenomine.net wrote: Problem is still going to be dealing with pages written during the first few seconds after an IPL by CP itself. Hi David - one further comment - although it is

Re: z/VM page space

2011-06-15 Thread O'Brien, Dennis L
Yeah, I figured as much, although if you could get the system up and drain the volume, then those pages would be ineligible for the drained pack too, right? The just after IPL case is IMHO the hardest case because there's no way to gain control before that can happen (it frequently happens even