Red Hat Bugzilla – Bug 455756
[RHEL4/Xen]: Allow attach of > 16 xvd devices
Last modified: 2009-05-18 15:35:43 EDT
Description of problem:
Customers often ask for the ability to attach greater than 16 devices to their
running PV domains. RHEL 5.3 is adding the dom0 bits to do this, however, there
are some minor changes to the blkfront driver necessary to fully enable this.
Created attachment 312457 [details]
Finish expanding scsi devices in RHEL-4
Created attachment 312458 [details]
Expand RHEL-4 blkfront to support > 16 xvd devices
Committed in 78.14.EL . RPMS are available at http://people.redhat.com/vgoyal/rhel4/
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Previously, paravirtualized guests could only have a maximum of 16 disk devices. In this update, this limit has been increased to a maximum of 256 disk devices.
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.