NAME¶
irqtop - Observe IRQ and SoftIRQ in a top-like fashion
DESCRIPTION¶
Shows interrupt rates (per second) per cpu. Also shows irq affinity ('.' for
disabled cpus), and rps/xps affinity ('+' rx, '-' tx, '*' tx/rx). Can show
packet rate per eth queue.
SYNOPSIS¶
irqtop [-h] [-d] [-b] [-t|-x] [-i|-s] [-r]
OPTIONS¶
- -d, --delay=n
- refresh interval
- -s, --softirq
- select softirqs only
- -i, --irq
- select hardware irqs only
- -e, --eth
- show extra eth stats (from ethtool)
- -R, --rps
- enable display of rps/xps
- -x, --table
- output in table mode (default)
- -t, --top
- output in flat top mode
- -b, --batch
- output non-interactively
- -r, --reverse
- reverse sort order
- -C, --nocolor
- disable colors
NOTES¶
Rates marked as '.' is forbidden by smp_affinity mask.
AUTHOR AND LICENSE¶
irqtop was written by ABC <abc@openwall.com> and is licensed under
the GNU GPL.
This man page was written by Axel Beckert <abe@debian.org>
for the Debian GNU/Linux distribution (but it may be used by others).
