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Merge pull request #230 from liuchao173/patch-1
irqbalance: check the length of optarg
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irqbalance.1 Improve documentation and logging for banned cpus 2022-07-13 17:43:27 +08:00
irqbalance.c irqbalance: use endptr to check whether the input parameter is empty 2022-07-19 10:28:01 +08:00
irqbalance.h Add hot pull method for irqbalance 2021-01-04 12:34:02 +08:00
irqlist.c fix unsigned integer subtraction sign overflow 2021-08-24 20:50:18 +08:00
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numa.c irqbalance: use add_one_node() to create unspecified node for numa 2019-11-07 10:58:13 +08:00
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procinterrupts.c parse_proc_interrupts: fix parsing interrupt counts 2022-06-27 13:55:28 +02:00
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README.md

What is Irqbalance

Irqbalance is a daemon to help balance the cpu load generated by interrupts across all of a systems cpus. Irqbalance identifies the highest volume interrupt sources, and isolates each of them to a single unique cpu, so that load is spread as much as possible over an entire processor set, while minimizing cache miss rates for irq handlers.

Building and Installing Build Status

./autogen.sh
./configure [options]
make
make install

Developing Irqbalance

Irqbalance is currently hosted on github, and so developers are welcome to use the issue/pull request/etc infrastructure found there.

Bug reporting

When something goes wrong, feel free to send us bugreport by one of the ways described above. Your report should include:

  • Irqbalance version you've been using (or commit hash)
  • /proc/interrupts output
  • irqbalance --debug output
  • content of smp_affinity files - can be obtained by e.g.: $ for i in $(seq 0 300); do grep . /proc/irq/$i/smp_affinity /dev/null 2>/dev/null; done
  • your hw hierarchy - e.g. lstopo-no-graphics output