| Server IP : 127.0.1.1 / Your IP : 216.73.216.172 Web Server : Apache/2.4.52 (Ubuntu) System : Linux bahcrestlinepropertiesllc 5.15.0-113-generic #123-Ubuntu SMP Mon Jun 10 08:16:17 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /proc/1648833/root/usr/lib/modules/5.15.0-153-generic/build/tools/virtio/ringtest/ |
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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
CPUS_ONLINE=$(lscpu --online -p=cpu|grep -v -e '#')
#use last CPU for host. Why not the first?
#many devices tend to use cpu0 by default so
#it tends to be busier
HOST_AFFINITY=$(echo "${CPUS_ONLINE}"|tail -n 1)
#run command on all cpus
for cpu in $CPUS_ONLINE
do
#Don't run guest and host on same CPU
#It actually works ok if using signalling
if
(echo "$@" | grep -e "--sleep" > /dev/null) || \
test $HOST_AFFINITY '!=' $cpu
then
echo "GUEST AFFINITY $cpu"
"$@" --host-affinity $HOST_AFFINITY --guest-affinity $cpu
fi
done
echo "NO GUEST AFFINITY"
"$@" --host-affinity $HOST_AFFINITY
echo "NO AFFINITY"
"$@"