-# distribute interrupt for eth0 on core 1-4
-core=(2 4 8 10)
-eth=0
-l=0
-for i in $(awk '/eth'$eth'/ {sub(/:/, ""); print $1}' /proc/interrupts); do
- echo "echo ${core[$l]} > /proc/irq/$i/smp_affinity"
- l=$(expr $l + 1)
- [ $l -eq ${#core[*]} ] && l=1
+# check eth2-5 (issue with client blade)
+ip addr | awk '/: / {sub(/:/, "", $2); eth=$2} /inet / {print eth, $2}' > /root/ip.addr
+for i in $(seq 2 5); do
+ interface=eth$i
+ grep -q $interface /root/ip.addr || { ifdown $interface; ifup $interface; }