Re: Over Committing Storage in z/VM

2008-12-17 Thread David Kreuter
@VM.MARIST.EDU Subject: Re: Over Committing Storage in z/VM On Wed, Dec 17, 2008 at 5:24 PM, David Kreuter wrote: > Huh? Can you elaborate on your bold statement concerning CMM(A)? >>Current software levels don't >>enable it per default, and future levels may not include the fu

Re: Over Committing Storage in z/VM

2008-12-17 Thread Dave Jones
I'm expecting big things from CMM and/or CMMA. David Kreuter From: Linux on 390 Port on behalf of Rob van der Heij Sent: Wed 12/17/2008 11:16 AM To: LINUX-390@VM.MARIST.EDU Subject: Re: Over Committing Storage in z/VM 2008/12/17 : Anyone her

Re: Over Committing Storage in z/VM

2008-12-17 Thread Rob van der Heij
On Wed, Dec 17, 2008 at 5:24 PM, David Kreuter wrote: > Huh? Can you elaborate on your bold statement concerning CMM(A)? >>Current software levels don't >>enable it per default, and future levels may not include the full >>feature anymore. One SLES10 shipped with cmma=on but that was changed bac

Re: Over Committing Storage in z/VM

2008-12-17 Thread David Kreuter
om CMM and/or CMMA. David Kreuter From: Linux on 390 Port on behalf of Rob van der Heij Sent: Wed 12/17/2008 11:16 AM To: LINUX-390@VM.MARIST.EDU Subject: Re: Over Committing Storage in z/VM 2008/12/17 : > Anyone here using CMM for over committing? It sounds great! is it working

Re: Over Committing Storage in z/VM

2008-12-17 Thread David Kreuter
Huh? Can you elaborate on your bold statement concerning CMM(A)? >Current software levels don't >enable it per default, and future levels may not include the full >feature anymore. David Kreuter -- For LINUX-390 subscribe / s

Re: Over Committing Storage in z/VM

2008-12-17 Thread Rob van der Heij
2008/12/17 עופר ברוך : > Anyone here using CMM for over committing? It sounds great! is it working > great as well? It's so great there are even two of them ;-) CMM-1 (also called ballooning) is to temporarily take away memory from Linux when it should not be using it. Can be used if you underst

Re: Over Committing Storage in z/VM

2008-12-17 Thread Romanowski, John (OFT)
.EDU > Subject: Over Committing Storage in z/VM > > Hi all, > > > > I have been reading a lot about Linux storage management and I saw a > couple > of recommendations for over committing storage in z/VM : > > 1. Give your Linux as little storage as possible

Re: Over Committing Storage in z/VM

2008-12-17 Thread Rich Smrcina
been reading a lot about Linux storage management and I saw a couple of recommendations for over committing storage in z/VM : 1. Give your Linux as little storage as possible and use a VDISK for the first swap device. 2. Use CMM to manage Linux storage. The first one looks very hard to

Over Committing Storage in z/VM

2008-12-17 Thread עופר ברוך
Hi all, I have been reading a lot about Linux storage management and I saw a couple of recommendations for over committing storage in z/VM : 1. Give your Linux as little storage as possible and use a VDISK for the first swap device. 2. Use CMM to manage Linux storage. The first