$ dtrace -q -Lriak.d/lib -n 'erlang*:::user_trace-i4s4 { printf("%s %10s %s\n", cwd, riak_op.op, riak_op.stage) }'
devstage1 get init
devstage1 put init
devstage1 put prepare
devstage1 put validate
devstage1 put precommit
devstage1 put execute_local
devstage1 put waiting_local_vnode
devstage1 put waiting_local_vnode
devstage1 put execute_remote
devstage1 put waiting_remote_vnode
devstage1 put waiting_remote_vnode
devstage1 put waiting_remote_vnode
devstage1 put process_reply
devstage1 put postcommit
devstage1 put finish
$ dtrace -q -Lriak.d/lib -n 'erlang*:::user_trace-i4s4 { print(riak_op) }'
riak_op_t {
int tag = 0x1f4
string op = [ "get" ]
string stage = [ "init" ]
string bk = [ "A,0" ]
}