But if one of them is faster, you will be slowed down to speed of slower one of course.
Marian --- "Romanowski, John (OFT)" <[EMAIL PROTECTED]> wrote: > It's OK to use FBA disks in a LVM volume group that > has CKD disks in it. > If Make the FBA's LVM physical extent (PE) size the > same as the CKD's PE > size. > > > -------------------------------------------------------- > This e-mail, including any attachments, may be > confidential, privileged or otherwise legally > protected. It is intended only for the addressee. If > you received this e-mail in error or from someone > who was not authorized to send it to you, do not > disseminate, copy or otherwise use this e-mail or > its attachments. Please notify the sender > immediately by reply e-mail and delete the e-mail > from your system. > > > -----Original Message----- > > From: Linux on 390 Port > [mailto:[EMAIL PROTECTED] On Behalf Of > Susan Zimmerman > Sent: Tuesday, October 10, 2006 12:59 PM > To: [email protected] > Subject: LVM - can both CKD and FBA reside in same > volume group? > > Hi all, > > I'm new to this, so my terminology may be incorrect. > > > We are primarily z/OS but have recently delved in to > SuSE (SLES9) > running as a guest under z/VM 5.1. > Up until now we've used ECKD but will be installing > a DS8100 formatted > as FBA (SCSI over FCP). Cloning guests is painless > and quick on CKD, > but am told cloning FCP-attached SCSI Linux systems > is more > complicated. Currently our "master image" resides > on 2 3390-9s , and > except for /boot, is defined in one volume group. > This relatively > small system can then be propogated with each Linux > instance needed. > It takes about 30-45 minutes to create a new Linux > image. > > > Once a Linux image is built, if additional space is > needed we're hoping > we can simply add the larger SCSI disk to the volume > group. I am > having a hard time finding information on mixing > disk architecture in > an LVM. Since the CKD is emulating FBA, does LVM > even care that it is > CKD as opposed to FBA? > > > Is anyone out there doing this? > > > Thanks in advance for any help. > > > Susan > > ---------------------------------------------------------------------- > For LINUX-390 subscribe / signoff / archive access > instructions, > send email to [EMAIL PROTECTED] with the > message: INFO LINUX-390 or > visit > http://www.marist.edu/htbin/wlvindex?LINUX-390 > > ---------------------------------------------------------------------- > For LINUX-390 subscribe / signoff / archive access > instructions, > send email to [EMAIL PROTECTED] with the > message: INFO LINUX-390 or visit > http://www.marist.edu/htbin/wlvindex?LINUX-390 > __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390
