Question on EDEV devides and DIRMAINT

2015-12-08 Thread Will, Chris
I have been investigating using EDEV devices (EMC SAN) for Linux guest deployment. What I would like to do is request say a 1TB LUN, assign it to z/VM in a DIRMAINT pool, and then deploy 40G of space to the guests. I see how to create EDEV devices and I see a few examples of 9336 type devices

Re: Question on EDEV devides and DIRMAINT

2015-12-08 Thread Bruce Hayden
Note that CPFMTXA refers to the blocks on FB-512 disks as "pages" and there are 8 blocks in a page. So the reserved area at the start of a FB-512 volume is 4 pages but 32 blocks. In EXTENT CONTROL, you'd start at 32, not 4. But - EXTENT CONTROL allows a keyword "Start" for the beginning

Re: Question on EDEV devides and DIRMAINT

2015-12-08 Thread Alan Altmark
On Tuesday, 12/08/2015 at 02:13 GMT, "Will, Chris" wrote: > I have been investigating using EDEV devices (EMC SAN) for Linux guest > deployment. What I would like to do is request say a 1TB LUN, assign it to > z/VM in a DIRMAINT pool, and then deploy 40G of space to the

Re: Question on EDEV devides and DIRMAINT

2015-12-08 Thread Alan Altmark
On Tuesday, 12/08/2015 at 02:46 GMT, Bruce Hayden wrote: > Note that CPFMTXA refers to the blocks on FB-512 disks as "pages" and there > are 8 blocks in a page. So the reserved area at the start of a FB-512 > volume is 4 pages but 32 blocks. In EXTENT CONTROL, you'd start