Christian: Thanks. We will go with a switch to attach the V5010 and decided on an IBM/Cisco SAN32C-6 with 8-port 16 Gb bundle.
Jim Elliott Senior Consultant - GlassHouse Systems Inc. On Tue, Sep 17, 2019 at 6:58 AM Christian Borntraeger < borntrae...@linux.ibm.com> wrote: > On 16.09.19 21:19, Jim Elliott wrote: > > For z/VM you must have a SAN switch to connect FCP attached disk. Is this > > also true for KVM (Ubuntu if it matters)? > > As KVM borrows the FCP support from Linux the answer is the same as for > Linux in LPAR. > In general the Linux code supports switched fabric and direct attachment. > The code does > not support arbitrated loop. > What you also need is a support statement that tells about the storage > server and the > Z system. For example a V7000 DOES work when connected to a z Box (there > is no fencing) > but it is not a supported config (at least it was not when I check 3 years > ago). > So in general you are on the safe-side with a switch. Without a switch > requires to check > the certifications. > > ---------------------------------------------------------------------- > For LINUX-390 subscribe / signoff / archive access instructions, > send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or > visit > http://www2.marist.edu/htbin/wlvindex?LINUX-390 > ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www2.marist.edu/htbin/wlvindex?LINUX-390
