Synopsis
irqbalance bug fix update
Type/Severity
Bug Fix Advisory
Red Hat Insights patch analysis
Identify and remediate systems affected by this advisory.
View affected systems
Topic
An updated irqbalance package that fixes one bug is now available for Red Hat Enterprise Linux 7.4 Extended Update Support.
Description
The irqbalance packages provide a daemon that evenly distributes the interrupt request (IRQ) load across multiple CPUs for enhanced performance.
This update fixes the following bug:
- Previously, if a device disappeared and then reappeared, the "irq_count" interrupt request (IRQ) counter in irqbalance overflowed, which resulted in a failure to balance IRQs. This update adds a check which triggers a rescan of the IRQ database if the counter decreases. As a result, IRQs remain correctly balanced for disappearing and reappearing devices. (BZ#1542450)
Users of irqbalance are advised to upgrade to this updated package, which fixes this bug.
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 Enterprise Linux Server 7 x86_64
-
Red Hat Enterprise Linux for x86_64 - Extended Update Support 7.4 x86_64
-
Red Hat Enterprise Linux Server - AUS 7.4 x86_64
-
Red Hat Enterprise Linux Server - Extended Life Cycle Support 7 x86_64
-
Red Hat Enterprise Linux Workstation 7 x86_64
-
Red Hat Enterprise Linux Desktop 7 x86_64
-
Red Hat Enterprise Linux for Power, big endian 7 ppc64
-
Red Hat Enterprise Linux for Power, big endian - Extended Update Support 7.4 ppc64
-
Red Hat Enterprise Linux for Scientific Computing 7 x86_64
-
Red Hat Enterprise Linux EUS Compute Node 7.4 x86_64
-
Red Hat Enterprise Linux for Power, little endian 7 ppc64le
-
Red Hat Enterprise Linux for Power, little endian - Extended Update Support 7.4 ppc64le
-
Red Hat Enterprise Linux Server - TUS 7.4 x86_64
-
Red Hat Enterprise Linux for ARM 64 7 aarch64
-
Red Hat Enterprise Linux for Power 9 7 ppc64le
-
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 7.4 ppc64le
-
Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 7.4 x86_64
Fixes
-
BZ - 1542450
- If IRQ disappears and reappears later the IRQ is not balanced correctly due to overflow in irq_count [rhel-7.4.z]
Note:
More recent versions of these packages may be available.
Click a package name for more details.
Red Hat Enterprise Linux Server 7
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
x86_64 |
irqbalance-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: ca6eb0dfd314c555fb99478fb70f2d3bdb7da78edfda547cd3f14719fc87ae04 |
irqbalance-debuginfo-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: e4bac950f0a0b97dba76ac994a7a38719bf65b58038d5be98fa9819489542c24 |
Red Hat Enterprise Linux for x86_64 - Extended Update Support 7.4
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
x86_64 |
irqbalance-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: ca6eb0dfd314c555fb99478fb70f2d3bdb7da78edfda547cd3f14719fc87ae04 |
irqbalance-debuginfo-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: e4bac950f0a0b97dba76ac994a7a38719bf65b58038d5be98fa9819489542c24 |
Red Hat Enterprise Linux Server - AUS 7.4
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
x86_64 |
irqbalance-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: ca6eb0dfd314c555fb99478fb70f2d3bdb7da78edfda547cd3f14719fc87ae04 |
irqbalance-debuginfo-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: e4bac950f0a0b97dba76ac994a7a38719bf65b58038d5be98fa9819489542c24 |
Red Hat Enterprise Linux Server - Extended Life Cycle Support 7
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
x86_64 |
irqbalance-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: ca6eb0dfd314c555fb99478fb70f2d3bdb7da78edfda547cd3f14719fc87ae04 |
irqbalance-debuginfo-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: e4bac950f0a0b97dba76ac994a7a38719bf65b58038d5be98fa9819489542c24 |
Red Hat Enterprise Linux Workstation 7
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
x86_64 |
irqbalance-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: ca6eb0dfd314c555fb99478fb70f2d3bdb7da78edfda547cd3f14719fc87ae04 |
irqbalance-debuginfo-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: e4bac950f0a0b97dba76ac994a7a38719bf65b58038d5be98fa9819489542c24 |
Red Hat Enterprise Linux Desktop 7
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
x86_64 |
irqbalance-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: ca6eb0dfd314c555fb99478fb70f2d3bdb7da78edfda547cd3f14719fc87ae04 |
irqbalance-debuginfo-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: e4bac950f0a0b97dba76ac994a7a38719bf65b58038d5be98fa9819489542c24 |
Red Hat Enterprise Linux for Power, big endian 7
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
ppc64 |
irqbalance-1.0.7-10.el7_4.1.ppc64.rpm
|
SHA-256: 5b7f2b0c6fb212176d783d2b6cf2f44ef5756a9ff0624e708fa16efdec26cb91 |
irqbalance-debuginfo-1.0.7-10.el7_4.1.ppc64.rpm
|
SHA-256: b6cea194f217a1d29b6f372bf2e6e35494215a09a03a096ab169272454f83da4 |
Red Hat Enterprise Linux for Power, big endian - Extended Update Support 7.4
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
ppc64 |
irqbalance-1.0.7-10.el7_4.1.ppc64.rpm
|
SHA-256: 5b7f2b0c6fb212176d783d2b6cf2f44ef5756a9ff0624e708fa16efdec26cb91 |
irqbalance-debuginfo-1.0.7-10.el7_4.1.ppc64.rpm
|
SHA-256: b6cea194f217a1d29b6f372bf2e6e35494215a09a03a096ab169272454f83da4 |
Red Hat Enterprise Linux for Scientific Computing 7
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
x86_64 |
irqbalance-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: ca6eb0dfd314c555fb99478fb70f2d3bdb7da78edfda547cd3f14719fc87ae04 |
irqbalance-debuginfo-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: e4bac950f0a0b97dba76ac994a7a38719bf65b58038d5be98fa9819489542c24 |
Red Hat Enterprise Linux EUS Compute Node 7.4
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
x86_64 |
irqbalance-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: ca6eb0dfd314c555fb99478fb70f2d3bdb7da78edfda547cd3f14719fc87ae04 |
irqbalance-debuginfo-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: e4bac950f0a0b97dba76ac994a7a38719bf65b58038d5be98fa9819489542c24 |
Red Hat Enterprise Linux for Power, little endian 7
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
ppc64le |
irqbalance-1.0.7-10.el7_4.1.ppc64le.rpm
|
SHA-256: a7efa3a402ec19d68f0d3751acc5baa9fabe249e3772911d6d612622d79fa02e |
irqbalance-debuginfo-1.0.7-10.el7_4.1.ppc64le.rpm
|
SHA-256: 0fe32e3e150d4be60617aa3628702831c9b287462c3bfbcbeda1390bf375b6c5 |
Red Hat Enterprise Linux for Power, little endian - Extended Update Support 7.4
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
ppc64le |
irqbalance-1.0.7-10.el7_4.1.ppc64le.rpm
|
SHA-256: a7efa3a402ec19d68f0d3751acc5baa9fabe249e3772911d6d612622d79fa02e |
irqbalance-debuginfo-1.0.7-10.el7_4.1.ppc64le.rpm
|
SHA-256: 0fe32e3e150d4be60617aa3628702831c9b287462c3bfbcbeda1390bf375b6c5 |
Red Hat Enterprise Linux Server - TUS 7.4
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
x86_64 |
irqbalance-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: ca6eb0dfd314c555fb99478fb70f2d3bdb7da78edfda547cd3f14719fc87ae04 |
irqbalance-debuginfo-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: e4bac950f0a0b97dba76ac994a7a38719bf65b58038d5be98fa9819489542c24 |
Red Hat Enterprise Linux for ARM 64 7
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
aarch64 |
irqbalance-1.0.7-10.el7_4.1.aarch64.rpm
|
SHA-256: cfacae5876e6728c51dbbf04903f6dde0f00ca40f4249fc4903605727a83637b |
irqbalance-debuginfo-1.0.7-10.el7_4.1.aarch64.rpm
|
SHA-256: 6fff354d7587f89ba91ebe79f474508d11abbbf6321d5c6d011c766de72490ea |
Red Hat Enterprise Linux for Power 9 7
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
ppc64le |
irqbalance-1.0.7-10.el7_4.1.ppc64le.rpm
|
SHA-256: a7efa3a402ec19d68f0d3751acc5baa9fabe249e3772911d6d612622d79fa02e |
irqbalance-debuginfo-1.0.7-10.el7_4.1.ppc64le.rpm
|
SHA-256: 0fe32e3e150d4be60617aa3628702831c9b287462c3bfbcbeda1390bf375b6c5 |
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 7.4
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
ppc64le |
irqbalance-1.0.7-10.el7_4.1.ppc64le.rpm
|
SHA-256: a7efa3a402ec19d68f0d3751acc5baa9fabe249e3772911d6d612622d79fa02e |
irqbalance-debuginfo-1.0.7-10.el7_4.1.ppc64le.rpm
|
SHA-256: 0fe32e3e150d4be60617aa3628702831c9b287462c3bfbcbeda1390bf375b6c5 |
Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 7.4
SRPM |
irqbalance-1.0.7-10.el7_4.1.src.rpm
|
SHA-256: 9d41bc8c7dd0d277c24420d498be3bf153f5157f35cf0d6ae27e6090994a59b9 |
x86_64 |
irqbalance-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: ca6eb0dfd314c555fb99478fb70f2d3bdb7da78edfda547cd3f14719fc87ae04 |
irqbalance-debuginfo-1.0.7-10.el7_4.1.x86_64.rpm
|
SHA-256: e4bac950f0a0b97dba76ac994a7a38719bf65b58038d5be98fa9819489542c24 |