diff options
Diffstat (limited to 'cddl/contrib/dtracetoolkit/Perl/pl_syscalls.d')
-rwxr-xr-x | cddl/contrib/dtracetoolkit/Perl/pl_syscalls.d | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/cddl/contrib/dtracetoolkit/Perl/pl_syscalls.d b/cddl/contrib/dtracetoolkit/Perl/pl_syscalls.d new file mode 100755 index 0000000..9c5a765 --- /dev/null +++ b/cddl/contrib/dtracetoolkit/Perl/pl_syscalls.d @@ -0,0 +1,65 @@ +#!/usr/sbin/dtrace -Zs +/* + * pl_syscalls.d - count Perl subroutine calls and syscalls using DTrace. + * Written for the Perl DTrace provider. + * + * $Id: pl_syscalls.d 25 2007-09-12 09:51:58Z brendan $ + * + * USAGE: pl_syscalls.d { -p PID | -c cmd } # hit Ctrl-C to end + * + * FIELDS: + * FILE Filename of the Perl program + * TYPE Type of call (sub/syscall) + * NAME Name of call + * COUNT Number of calls during sample + * + * Filename and subroutine names are printed if available. + * The filename for syscalls may be printed as "perl", if the program + * was invoked using the form "perl filename" rather than running the + * program with an interpreter line. + * + * 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 + +self string filename; + +dtrace:::BEGIN +{ + printf("Tracing... Hit Ctrl-C to end.\n"); +} + +perl$target:::sub-entry +{ + @calls[basename(copyinstr(arg1)), "sub", copyinstr(arg0)] = count(); +} + +syscall:::entry +/pid == $target/ +{ + @calls[basename(execname), "syscall", probefunc] = count(); +} + +dtrace:::END +{ + printf("\nCalls for PID %d,\n\n", $target); + printf(" %-32s %-10s %-22s %8s\n", "FILE", "TYPE", "NAME", "COUNT"); + printa(" %-32s %-10s %-22s %@8d\n", @calls); +} |