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Diffstat (limited to 'Shell/sh_who.d')
-rwxr-xr-x | Shell/sh_who.d | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/Shell/sh_who.d b/Shell/sh_who.d new file mode 100755 index 000000000000..3e106ff80f50 --- /dev/null +++ b/Shell/sh_who.d @@ -0,0 +1,56 @@ +#!/usr/sbin/dtrace -Zs +/* + * sh_who.d - trace Bourne shell line execution by process using DTrace. + * Written for the sh DTrace provider. + * + * $Id: sh_who.d 25 2007-09-12 09:51:58Z brendan $ + * + * This traces shell activity from all Bourne shells on the system that are + * running with sh provider support. + * + * USAGE: sh_who.d # hit Ctrl-C to end + * + * FIELDS: + * PID Process ID of the shell + * UID User ID of the owner + * LINES Number of times a line was executed + * FILE Pathname of the shell or shellscript + * + * Filenames are printed if available. + * + * 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 + +dtrace:::BEGIN +{ + printf("Tracing... Hit Ctrl-C to end.\n"); +} + +sh*:::line +{ + @lines[pid, uid, copyinstr(arg0)] = count(); +} + +dtrace:::END +{ + printf(" %6s %6s %6s %s\n", "PID", "UID", "LINES", "FILE"); + printa(" %6d %6d %@6d %s\n", @lines); +} |