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/* example usage: dtrace -q -s /path/to/dist.d */
/*
* %CopyrightBegin%
*
* Copyright Scott Lystig Fritchie 2011. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
* compliance with the License. You should have received a copy of the
* Erlang Public License along with this software. If not, it can be
* retrieved online at http://www.erlang.org/.
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
*
* %CopyrightEnd%
*/
erlang*:::dist-monitor
{
printf("monitor: pid %d, who %s, what %s, node %s, type %s, reason %s\n",
pid,
copyinstr(arg0), copyinstr(arg1), copyinstr(arg2), copyinstr(arg3),
copyinstr(arg4));
}
erlang*:::dist-port_busy
{
printf("dist port_busy: node %s, port %s, remote_node %s, blocked pid %s\n",
copyinstr(arg0), copyinstr(arg1), copyinstr(arg2), copyinstr(arg3));
/*
* For variable use advice, see:
* http://dtrace.org/blogs/brendan/2011/11/25/dtrace-variable-types/
*
* Howevever, it's quite possible for the blocked events to span
* threads, so we'll use globals.
*/
blocked_procs[copyinstr(arg3)] = timestamp;
}
erlang*:::dist-output
{
printf("dist output: node %s, port %s, remote_node %s bytes %d\n",
copyinstr(arg0), copyinstr(arg1), copyinstr(arg2), arg3);
}
erlang*:::dist-outputv
{
printf("port outputv: node %s, port %s, remote_node %s bytes %d\n",
copyinstr(arg0), copyinstr(arg1), copyinstr(arg2), arg3);
}
erlang*:::process-scheduled
/blocked_procs[copyinstr(arg0)]/
{
pidstr = copyinstr(arg0);
printf("blocked pid %s scheduled now, waited %d microseconds\n",
pidstr, (timestamp - blocked_procs[pidstr]) / 1000);
blocked_procs[pidstr] = 0;
}
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