diff options
Diffstat (limited to 'cddl/contrib/dtracetoolkit/Tcl/tcl_who.d')
-rwxr-xr-x | cddl/contrib/dtracetoolkit/Tcl/tcl_who.d | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/cddl/contrib/dtracetoolkit/Tcl/tcl_who.d b/cddl/contrib/dtracetoolkit/Tcl/tcl_who.d new file mode 100755 index 0000000..424ad31 --- /dev/null +++ b/cddl/contrib/dtracetoolkit/Tcl/tcl_who.d @@ -0,0 +1,62 @@ +#!/usr/sbin/dtrace -Zs +/* + * tcl_who.d - trace Tcl calls by process using DTrace. + * Written for the Tcl DTrace provider. + * + * $Id: tcl_who.d 63 2007-10-04 04:34:38Z brendan $ + * + * This traces activity from all Tcl processes on the system with DTrace + * provider support (tcl8.4.16). + * + * USAGE: tcl_who.d # hit Ctrl-C to end + * + * FIELDS: + * PID Process ID of Tcl + * UID User ID of the owner + * CALLS Number of calls made (proc + cmd) + * ARGS Process name and arguments + * + * Calls is a measure of activity, and is a count of the procedures and + * commands that Tcl called. + * + * The argument list is truncated at 55 characters (up to 80 is easily + * available). To easily read the full argument list, use other system tools; + * on Solaris use "pargs PID". + * + * 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"); +} + +tcl*:::proc-entry, +tcl*:::cmd-entry +{ + @calls[pid, uid, curpsinfo->pr_psargs] = count(); +} + +dtrace:::END +{ + printf(" %6s %6s %6s %-55s\n", "PID", "UID", "CALLS", "ARGS"); + printa(" %6d %6d %@6d %-55.55s\n", @calls); +} |