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/* example usage: dtrace -q -s /path/to/messages.d */
/*
* %CopyrightBegin%
*
* Copyright Scott Lystig Fritchie 2011-2016. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* %CopyrightEnd%
*/
BEGIN
{
printf("\n");
printf("NOTE: message-queue message size 4294967295 means an external\n");
printf(" message that the code isn't smart enough to determine\n");
printf(" the actual size.\n");
printf("\n");
}
erlang*:::message-send
/arg3 == 0 && arg4 == 0 && arg5 == 0/
{
printf("send: %s -> %s: %d words\n",
copyinstr(arg0), copyinstr(arg1), arg2);
}
erlang*:::message-send
/arg3 != 0 || arg4 != 0 || arg5 != 0/
{
printf("send: %s label %d token {%d,%d} -> %s: %d words\n",
copyinstr(arg0),
arg3, arg4, arg5,
copyinstr(arg1), arg2);
}
/*
* TODO:
* Weird, on my OS X box, beam says arg6 = 0 but this script says 4294967296.
*/
erlang*:::message-send-remote
/arg4 == 0 && arg5 == 0 && (arg6 == 0 || arg6 >= 4294967296)/
{
printf("send : %s -> %s %s: %d words\n",
copyinstr(arg0), copyinstr(arg1), copyinstr(arg2), arg3);
}
erlang*:::message-send-remote
/arg4 != 0 || arg5 != 0 || arg6 < 4294967296/
{
printf("send : %s label %d token {%d,%d} -> %s %s: %d words\n",
copyinstr(arg0),
arg4, arg5, arg6,
copyinstr(arg1), copyinstr(arg2), arg3);
}
erlang*:::message-queued
/arg3 == 0 && arg4 == 0 && arg5 == 0/
{
printf("queued: %s: %d words, queue len %d\n", copyinstr(arg0), arg1, arg2);
}
erlang*:::message-queued
/arg3 != 0 || arg4 != 0 || arg5 != 0/
{
printf("queued: %s label %d token {%d,%d}: %d words, queue len %d\n",
copyinstr(arg0), arg3, arg4, arg5,
arg1, arg2);
}
erlang*:::message-receive
/arg3 == 0 && arg4 == 0 && arg5 == 0/
{
printf("receive: %s: %d words, queue len %d\n",
copyinstr(arg0), arg1, arg2);
}
erlang*:::message-receive
/arg3 != 0 || arg4 != 0 || arg5 != 0/
{
printf("receive: %s label %d token {%d,%d}: %d words, queue len %d\n",
copyinstr(arg0), arg3, arg4, arg5,
arg1, arg2);
}
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