The "biotop" gadget

    The biotop gadget allows us to see block device I/O on node(s).

    The gadget doesn’t support the following flags:

    • --containername
    • --podname
    • --namespace
    • --json
    $ kubectl gadget biotop --node ip-10-0-30-247 --all-namespaces
    
    14:28:17 loadavg: 0.53 0.32 0.34 8/528 43043
    
    PID    COMM             D MAJ MIN DISK       I/O  Kbytes  AVGms
    1860   etcd             W 253 0   vda          3      24   0.38
    

    We can leave the monitoring with Ctrl-C.