memsql_hosts_network_check
check latency and ping for the hosts in memsql-admin list-nodes
requires ping and traceroute!
[ec2-user@ip-172-31-4-157 ~]$ ./count_hops.sh
ping found.
traceroute found.
172.31.4.157:
hops from this server to 172.31.4.157: 1
ping min: 0.009
ping avg: 0.016
ping max: 0.022
ping mdev: 0.006
172.31.15.196:
hops from this server to 172.31.15.196: 1
ping min: 0.124
ping avg: 0.128
ping max: 0.137
ping mdev: 0.013
172.31.15.243:
hops from this server to 172.31.15.243: 1
ping min: 0.128
ping avg: 0.139
ping max: 0.151
ping mdev: 0.010
172.31.4.223:
hops from this server to 172.31.4.223: 1
ping min: 0.076
ping avg: 0.083
ping max: 0.091
ping mdev: 0.012