Synopsis

mom bug fix and enhancement update for RHV 4.0

Type/Severity

Bug Fix Advisory

Topic

Updated MoM packages that fix several bugs and add various enhancements are now available.

Description

MoM is a policy-driven tool that can be used to manage overcommitment on hosts.

Changes to the MoM component:

• To properly support disk hot plug and disk QoS changes for a running virtual machine, MoM is updated and now reads the IO QoS settings from metadata and sets the respective ioTune limits to a running virtual machine's disk. (BZ#1201482)

Solution

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Virtualization 4 x86_64
• Red Hat Virtualization for IBM Power LE 4 ppc64le

Fixes

• BZ - 1201482 - Storage QoS is not applying on a Live VM/disk
• BZ - 1343960 - empty ioTune policy is being set periodically even when no QoS is configured at all

CVEs

(none)

References

• http://www.redhat.com/security/updates/classification/#normal

Red Hat Virtualization 4

SRPM
mom-0.5.5-1.el7ev.src.rpm	SHA-256: 12cefe93109ebe1ffb79fa0329337809780615e367b4ce08b2141dc236ee5dca
x86_64
mom-0.5.5-1.el7ev.noarch.rpm	SHA-256: 51964c661e70227b6476d2578d559f4711a0884e9a1481c39306ffdcda2fc588

Red Hat Virtualization for IBM Power LE 4

SRPM
mom-0.5.5-1.el7ev.src.rpm	SHA-256: 12cefe93109ebe1ffb79fa0329337809780615e367b4ce08b2141dc236ee5dca
ppc64le
mom-0.5.5-1.el7ev.noarch.rpm	SHA-256: 51964c661e70227b6476d2578d559f4711a0884e9a1481c39306ffdcda2fc588