digraph G {
    ucloud_scheduler [shape=box];
    ucloud_api [shape=box];
    ucloud_vm [shape=box];

    ucloud_scheduler -> SCHEDULED_FOR_DEPLOY [style="dotted"];
    ucloud_api -> NEW [label="Requested by user" style="dotted"];
    ucloud_api -> SUSPENDED [label="Requested by user" style="dotted"];
    ucloud_api -> DELETED [label="Requested by user" style="dotted"];
    ucloud_vm -> RUNNING  [style="dotted"];

    {
        rank = same;
        ucloud_scheduler;
        ucloud_api;
        ucloud_vm;
    }

    NEW -> SCHEDULED_FOR_DEPLOY [label="ucloud_scheduler selects hosts"];
    SCHEDULED_FOR_DEPLOY -> RUNNING [label="ucloud_vm starts VM"];
    RUNNING -> SUSPENDED;
    SUSPENDED -> SCHEDULED_FOR_DEPLOY;
    RUNNING -> DELETED;



}