3 * rb_calls.d - count Ruby calls using DTrace.
4 * Written for the Ruby DTrace provider.
6 * $Id: rb_calls.d 28 2007-09-13 10:49:37Z brendan $
8 * This traces activity from all Ruby programs on the system that are
9 * running with Ruby provider support.
11 * USAGE: rb_calls.d # hit Ctrl-C to end
14 * FILE Filename of the Ruby program
15 * TYPE Type of call (method/obj-new/...)
16 * NAME Descriptive name of call
17 * COUNT Number of calls during sample
19 * Filename and method names are printed if available.
21 * COPYRIGHT: Copyright (c) 2007 Brendan Gregg.
25 * The contents of this file are subject to the terms of the
26 * Common Development and Distribution License, Version 1.0 only
27 * (the "License"). You may not use this file except in compliance
30 * You can obtain a copy of the license at Docs/cddl1.txt
31 * or http://www.opensolaris.org/os/licensing.
32 * See the License for the specific language governing permissions
33 * and limitations under the License.
37 * 09-Sep-2007 Brendan Gregg Created this.
40 #pragma D option quiet
44 printf("Tracing... Hit Ctrl-C to end.\n");
47 ruby*:::function-entry
49 this->name = strjoin(strjoin(copyinstr(arg0), "::"), copyinstr(arg1));
50 @calls[basename(copyinstr(arg2)), "method", this->name] = count();
53 ruby*:::object-create-start
55 this->name = copyinstr(arg0);
56 this->filename = basename(copyinstr(arg1));
57 this->filename = this->filename != NULL ? this->filename : ".";
58 @calls[this->filename, "obj-new", this->name] = count();
63 this->name = copyinstr(arg0);
64 @calls[".", "obj-free", this->name] = count();
69 @calls[".", "gc", "begin"] = count();
74 this->name = copyinstr(arg0);
75 @calls[basename(copyinstr(arg1)), "raise", this->name] = count();
80 @calls[basename(copyinstr(arg0)), "rescue", "-"] = count();
85 printf(" %-24s %-10s %-30s %8s\n", "FILE", "TYPE", "NAME", "CALLS");
86 printa(" %-24s %-10s %-30s %@8d\n", @calls);