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88 lines
2.2 KiB
D
Executable File
88 lines
2.2 KiB
D
Executable File
#!/usr/sbin/dtrace -Zs
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/*
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* rb_calls.d - count Ruby calls using DTrace.
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* Written for the Ruby DTrace provider.
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*
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* $Id: rb_calls.d 28 2007-09-13 10:49:37Z brendan $
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*
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* This traces activity from all Ruby programs on the system that are
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* running with Ruby provider support.
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*
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* USAGE: rb_calls.d # hit Ctrl-C to end
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*
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* FIELDS:
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* FILE Filename of the Ruby program
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* TYPE Type of call (method/obj-new/...)
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* NAME Descriptive name of call
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* COUNT Number of calls during sample
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*
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* Filename and method names are printed if available.
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*
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* COPYRIGHT: Copyright (c) 2007 Brendan Gregg.
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*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at Docs/cddl1.txt
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* CDDL HEADER END
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*
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* 09-Sep-2007 Brendan Gregg Created this.
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*/
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#pragma D option quiet
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dtrace:::BEGIN
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{
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printf("Tracing... Hit Ctrl-C to end.\n");
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}
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ruby*:::function-entry
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{
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this->name = strjoin(strjoin(copyinstr(arg0), "::"), copyinstr(arg1));
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@calls[basename(copyinstr(arg2)), "method", this->name] = count();
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}
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ruby*:::object-create-start
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{
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this->name = copyinstr(arg0);
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this->filename = basename(copyinstr(arg1));
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this->filename = this->filename != NULL ? this->filename : ".";
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@calls[this->filename, "obj-new", this->name] = count();
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}
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ruby*:::object-free
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{
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this->name = copyinstr(arg0);
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@calls[".", "obj-free", this->name] = count();
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}
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ruby*:::gc-begin
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{
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@calls[".", "gc", "begin"] = count();
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}
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ruby*:::raise
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{
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this->name = copyinstr(arg0);
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@calls[basename(copyinstr(arg1)), "raise", this->name] = count();
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}
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ruby*:::rescue
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{
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@calls[basename(copyinstr(arg0)), "rescue", "-"] = count();
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}
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dtrace:::END
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{
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printf(" %-24s %-10s %-30s %8s\n", "FILE", "TYPE", "NAME", "CALLS");
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printa(" %-24s %-10s %-30s %@8d\n", @calls);
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}
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