maas-base/pack/rootfs/etc/logrotate.d/higress-logrotate

/var/lib/gpustack/log/higress/access.log
{
su root root
rotate 5
create 644 0 0
nocompress
notifempty
size 100M
postrotate
    ps aux|grep "envoy -c"|grep -v "grep"|awk  '{print $2}'|xargs -i kill -SIGUSR1 {}
endscript
}