- Issued:
- 2011-07-22
- Updated:
- 2011-07-22
RHBA-2011:1086 - Bug Fix Advisory
Synopsis
qemu-kvm enhancement update
Type/Severity
Bug Fix Advisory
Red Hat Insights patch analysis
Identify and remediate systems affected by this advisory.
Topic
Updated qemu-kvm packages that add an enhancement are now available for Red Hat
Enterprise Linux 6.
Description
KVM (Kernel-based Virtual Machine) is a full virtualization solution for Linux
on AMD64 and Intel 64 systems that is built into the standard Red Hat Enterprise
Linux kernel. The qemu-kvm packages form the user-space component for running
virtual machines using KVM.
These updated packages add the following enhancement:
- Due to Linux NFS client issues, the NFS request for the direct vectored I/O
operation resulted in splitting a single I/O request into multiple requests,
which had a serious impact on performance. The QEMU utility has been modified to
detect files that exist in NFS when a request for vectored I/O operation comes
to the server, and to use the QEMU_AIO_MISALIGNED flag to force such requests to
be handled with a linear buffer. (BZ#720999)
All users of qemu-kvm should upgrade to these updated packages, which add this
enhancement. In order for this update to take an effect, all running virtual
machines have to be shut down and started again after this update is installed.
Solution
Before applying this update, make sure that all previously-released errata
relevant to your system have been applied.
This update is available via Red Hat Network. Details on how to use the Red Hat
Network to apply this update are available at
https://access.redhat.com/kb/docs/DOC-11259
Affected Products
- Red Hat Enterprise Linux Server 6 x86_64
- Red Hat Enterprise Linux for x86_64 - Extended Update Support 6.1 x86_64
- Red Hat Enterprise Linux Server - Extended Life Cycle Support 6 x86_64
- Red Hat Enterprise Linux Workstation 6 x86_64
- Red Hat Enterprise Linux Desktop 6 x86_64
- Red Hat Enterprise Linux for Scientific Computing 6 x86_64
- Red Hat Enterprise Linux Server from RHUI 6 x86_64
- Red Hat Enterprise Linux Server - Extended Update Support from RHUI 6.1 x86_64
- Red Hat Virtual Storage Appliance (from RHUI) 6.1 x86_64
- Red Hat Enterprise Linux Server - Retired Extended Life Cycle Support 6 x86_64
Fixes
(none)CVEs
(none)
References
(none)
Red Hat Enterprise Linux Server 6
SRPM | |
---|---|
qemu-kvm-0.12.1.2-2.160.el6_1.3.src.rpm | SHA-256: 66ab1d76684f9da0356dae24155421c14d3a9b4f1ed367b79f2d22f590aa394d |
x86_64 | |
qemu-img-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 107b8574ef5c4277247ef728e885adae9fb564b749d0f4f660e8cd1650d85fd9 |
qemu-kvm-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 50af81f3548e4e8ee31af099e5f33844bc286a5bc5cc176ebe6ca29c756dce7c |
qemu-kvm-debuginfo-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 85a7610e8cf395badb7088092c5b26b7932ff90b27ee3448f1754da5f2e4509a |
qemu-kvm-tools-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: f65980b34367b9e9e902fce8d8a2698e93331d205d91ca13afc794c8b4c9ef05 |
Red Hat Enterprise Linux for x86_64 - Extended Update Support 6.1
SRPM | |
---|---|
qemu-kvm-0.12.1.2-2.160.el6_1.3.src.rpm | SHA-256: 66ab1d76684f9da0356dae24155421c14d3a9b4f1ed367b79f2d22f590aa394d |
x86_64 | |
qemu-img-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 107b8574ef5c4277247ef728e885adae9fb564b749d0f4f660e8cd1650d85fd9 |
qemu-kvm-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 50af81f3548e4e8ee31af099e5f33844bc286a5bc5cc176ebe6ca29c756dce7c |
qemu-kvm-debuginfo-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 85a7610e8cf395badb7088092c5b26b7932ff90b27ee3448f1754da5f2e4509a |
qemu-kvm-tools-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: f65980b34367b9e9e902fce8d8a2698e93331d205d91ca13afc794c8b4c9ef05 |
Red Hat Enterprise Linux Server - Extended Life Cycle Support 6
SRPM | |
---|---|
qemu-kvm-0.12.1.2-2.160.el6_1.3.src.rpm | SHA-256: 66ab1d76684f9da0356dae24155421c14d3a9b4f1ed367b79f2d22f590aa394d |
x86_64 | |
qemu-img-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 107b8574ef5c4277247ef728e885adae9fb564b749d0f4f660e8cd1650d85fd9 |
qemu-kvm-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 50af81f3548e4e8ee31af099e5f33844bc286a5bc5cc176ebe6ca29c756dce7c |
qemu-kvm-debuginfo-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 85a7610e8cf395badb7088092c5b26b7932ff90b27ee3448f1754da5f2e4509a |
qemu-kvm-tools-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: f65980b34367b9e9e902fce8d8a2698e93331d205d91ca13afc794c8b4c9ef05 |
Red Hat Enterprise Linux Workstation 6
SRPM | |
---|---|
qemu-kvm-0.12.1.2-2.160.el6_1.3.src.rpm | SHA-256: 66ab1d76684f9da0356dae24155421c14d3a9b4f1ed367b79f2d22f590aa394d |
x86_64 | |
qemu-img-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 107b8574ef5c4277247ef728e885adae9fb564b749d0f4f660e8cd1650d85fd9 |
qemu-kvm-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 50af81f3548e4e8ee31af099e5f33844bc286a5bc5cc176ebe6ca29c756dce7c |
qemu-kvm-debuginfo-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 85a7610e8cf395badb7088092c5b26b7932ff90b27ee3448f1754da5f2e4509a |
qemu-kvm-tools-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: f65980b34367b9e9e902fce8d8a2698e93331d205d91ca13afc794c8b4c9ef05 |
Red Hat Enterprise Linux Desktop 6
SRPM | |
---|---|
qemu-kvm-0.12.1.2-2.160.el6_1.3.src.rpm | SHA-256: 66ab1d76684f9da0356dae24155421c14d3a9b4f1ed367b79f2d22f590aa394d |
x86_64 | |
qemu-img-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 107b8574ef5c4277247ef728e885adae9fb564b749d0f4f660e8cd1650d85fd9 |
qemu-kvm-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 50af81f3548e4e8ee31af099e5f33844bc286a5bc5cc176ebe6ca29c756dce7c |
qemu-kvm-debuginfo-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 85a7610e8cf395badb7088092c5b26b7932ff90b27ee3448f1754da5f2e4509a |
qemu-kvm-tools-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: f65980b34367b9e9e902fce8d8a2698e93331d205d91ca13afc794c8b4c9ef05 |
Red Hat Enterprise Linux for Scientific Computing 6
SRPM | |
---|---|
qemu-kvm-0.12.1.2-2.160.el6_1.3.src.rpm | SHA-256: 66ab1d76684f9da0356dae24155421c14d3a9b4f1ed367b79f2d22f590aa394d |
x86_64 | |
qemu-img-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 107b8574ef5c4277247ef728e885adae9fb564b749d0f4f660e8cd1650d85fd9 |
qemu-kvm-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 50af81f3548e4e8ee31af099e5f33844bc286a5bc5cc176ebe6ca29c756dce7c |
qemu-kvm-debuginfo-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 85a7610e8cf395badb7088092c5b26b7932ff90b27ee3448f1754da5f2e4509a |
qemu-kvm-tools-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: f65980b34367b9e9e902fce8d8a2698e93331d205d91ca13afc794c8b4c9ef05 |
Red Hat Enterprise Linux Server from RHUI 6
SRPM | |
---|---|
qemu-kvm-0.12.1.2-2.160.el6_1.3.src.rpm | SHA-256: 66ab1d76684f9da0356dae24155421c14d3a9b4f1ed367b79f2d22f590aa394d |
x86_64 | |
qemu-img-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 107b8574ef5c4277247ef728e885adae9fb564b749d0f4f660e8cd1650d85fd9 |
qemu-kvm-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 50af81f3548e4e8ee31af099e5f33844bc286a5bc5cc176ebe6ca29c756dce7c |
qemu-kvm-debuginfo-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 85a7610e8cf395badb7088092c5b26b7932ff90b27ee3448f1754da5f2e4509a |
qemu-kvm-tools-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: f65980b34367b9e9e902fce8d8a2698e93331d205d91ca13afc794c8b4c9ef05 |
Red Hat Enterprise Linux Server - Extended Update Support from RHUI 6.1
SRPM | |
---|---|
qemu-kvm-0.12.1.2-2.160.el6_1.3.src.rpm | SHA-256: 66ab1d76684f9da0356dae24155421c14d3a9b4f1ed367b79f2d22f590aa394d |
x86_64 | |
qemu-img-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 107b8574ef5c4277247ef728e885adae9fb564b749d0f4f660e8cd1650d85fd9 |
qemu-kvm-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 50af81f3548e4e8ee31af099e5f33844bc286a5bc5cc176ebe6ca29c756dce7c |
qemu-kvm-debuginfo-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 85a7610e8cf395badb7088092c5b26b7932ff90b27ee3448f1754da5f2e4509a |
qemu-kvm-tools-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: f65980b34367b9e9e902fce8d8a2698e93331d205d91ca13afc794c8b4c9ef05 |
Red Hat Virtual Storage Appliance (from RHUI) 6.1
SRPM | |
---|---|
x86_64 |
Red Hat Enterprise Linux Server - Retired Extended Life Cycle Support 6
SRPM | |
---|---|
qemu-kvm-0.12.1.2-2.160.el6_1.3.src.rpm | SHA-256: 66ab1d76684f9da0356dae24155421c14d3a9b4f1ed367b79f2d22f590aa394d |
x86_64 | |
qemu-img-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 107b8574ef5c4277247ef728e885adae9fb564b749d0f4f660e8cd1650d85fd9 |
qemu-kvm-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 50af81f3548e4e8ee31af099e5f33844bc286a5bc5cc176ebe6ca29c756dce7c |
qemu-kvm-debuginfo-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: 85a7610e8cf395badb7088092c5b26b7932ff90b27ee3448f1754da5f2e4509a |
qemu-kvm-tools-0.12.1.2-2.160.el6_1.3.x86_64.rpm | SHA-256: f65980b34367b9e9e902fce8d8a2698e93331d205d91ca13afc794c8b4c9ef05 |
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