From 0889c9860f5d07fc87db6bfc287b9a3ddc764aa1 Mon Sep 17 00:00:00 2001 From: Patrik Nyblom Date: Thu, 8 Mar 2012 16:05:16 +0100 Subject: Move dtrace erlang code and NIF into runtime_tools Also make dyntrace NIF's load in on_load instead of init/0 --- .../examples/garbage-collection.systemtap | 49 ++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 lib/runtime_tools/examples/garbage-collection.systemtap (limited to 'lib/runtime_tools/examples/garbage-collection.systemtap') diff --git a/lib/runtime_tools/examples/garbage-collection.systemtap b/lib/runtime_tools/examples/garbage-collection.systemtap new file mode 100644 index 0000000000..64d69c6fbd --- /dev/null +++ b/lib/runtime_tools/examples/garbage-collection.systemtap @@ -0,0 +1,49 @@ +/* + * %CopyrightBegin% + * + * Copyright Scott Lystig Fritchie and Andreas Schultz, 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% + */ +/* + * Note: This file assumes that you're using the non-SMP-enabled Erlang + * virtual machine, "beam". The SMP-enabled VM is called "beam.smp". + * Note that other variations of the virtual machine also have + * different names, e.g. the debug build of the SMP-enabled VM + * is "beam.debug.smp". + * + * To use a different virtual machine, replace each instance of + * "beam" with "beam.smp" or the VM name appropriate to your + * environment. + */ + +probe process("beam").mark("gc_major-start") +{ + printf("GC major start pid %s need %d words\n", user_string($arg1), $arg2); +} + +probe process("beam").mark("gc_minor-start") +{ + printf("GC minor start pid %s need %d words\n", user_string($arg1), $arg2); +} + +probe process("beam").mark("gc_major-end") +{ + printf("GC major end pid %s reclaimed %d words\n", user_string($arg1), $arg2); +} + +probe process("beam").mark("gc_minor-start") +{ + printf("GC minor end pid %s reclaimed %d words\n", user_string($arg1), $arg2); +} -- cgit v1.2.3