From 4297c1b2d07fec7f50b70e26e3adb4d062b19e15 Mon Sep 17 00:00:00 2001 From: gnn Date: Sat, 12 May 2012 20:38:18 +0000 Subject: Add the remaining scripts from the DTraceToolkit, version 0.99, to the vendor tree. http://www.brendangregg.com/dtrace.html#DTraceToolkit --- Python/py_mallocstk.d | 49 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100755 Python/py_mallocstk.d (limited to 'Python/py_mallocstk.d') diff --git a/Python/py_mallocstk.d b/Python/py_mallocstk.d new file mode 100755 index 0000000..ca42801 --- /dev/null +++ b/Python/py_mallocstk.d @@ -0,0 +1,49 @@ +#!/usr/sbin/dtrace -Zs +/* + * py_mallocstk.d - Python libc malloc analysis with full stack traces. + * Written for the Python DTrace provider. + * + * $Id: py_mallocstk.d 19 2007-09-12 07:47:59Z brendan $ + * + * USAGE: py_mallocstk.d { -p PID | -c cmd } # hit Ctrl-C to end + * + * COPYRIGHT: Copyright (c) 2007 Brendan Gregg. + * + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License, Version 1.0 only + * (the "License"). You may not use this file except in compliance + * with the License. + * + * You can obtain a copy of the license at Docs/cddl1.txt + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * CDDL HEADER END + * + * 09-Sep-2007 Brendan Gregg Created this. + */ + +#pragma D option quiet + +/* tune as desired, */ +#pragma D option jstackframes=64 +#pragma D option jstackstrsize=1024 + +dtrace:::BEGIN +{ + printf("Tracing... Hit Ctrl-C to end.\n"); +} + +pid$target:libc:malloc:entry +{ + @mallocs[jstack()] = quantize(arg0); +} + +dtrace:::END +{ + printf("\nPython malloc byte distributions by stack trace,\n\n"); + printa(@mallocs); +} -- cgit v1.1