diff options
Diffstat (limited to 'cddl/contrib/dtracetoolkit/Shell/sh_flowinfo.d')
| -rwxr-xr-x | cddl/contrib/dtracetoolkit/Shell/sh_flowinfo.d | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/cddl/contrib/dtracetoolkit/Shell/sh_flowinfo.d b/cddl/contrib/dtracetoolkit/Shell/sh_flowinfo.d new file mode 100755 index 000000000000..6da083681b17 --- /dev/null +++ b/cddl/contrib/dtracetoolkit/Shell/sh_flowinfo.d @@ -0,0 +1,152 @@ +#!/usr/sbin/dtrace -Zs +/* + * sh_flowinfo.d - snoop Bourne shell flow with additional info. + * Written for the sh DTrace provider. + * + * $Id: sh_flowinfo.d 52 2007-09-24 04:28:01Z brendan $ + * + * This traces shell activity from all Bourne shells on the system that are + * running with sh provider support. + * + * USAGE: sh_flowinfo.d # hit Ctrl-C to end + * + * This watches shell function entries and returns, and indents child + * function calls. Shell builtins and external commands are also printed. + * + * FIELDS: + * C CPU-id + * PID Process ID + * DELTA(us) Elapsed time from previous line to this line + * FILE Filename of the shell script + * LINE Line number of filename + * TYPE Type of call (func/builtin/cmd/subsh) + * NAME Shell function, builtin or command name + * + * WARNING: Watch the first column carefully, it prints the CPU-id. If it + * changes, then it is very likely that the output has been shuffled. + * + * 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 +#pragma D option switchrate=10 + +self int depth; + +dtrace:::BEGIN +{ + self->depth = 0; + printf("%3s %6s %10s %16s:%-4s %-8s -- %s\n", "C", "PID", "DELTA(us)", + "FILE", "LINE", "TYPE", "NAME"); +} + +sh*:::function-entry, +sh*:::function-return, +sh*:::builtin-entry, +sh*:::builtin-return, +sh*:::command-entry, +sh*:::command-return, +sh*:::subshell-entry, +sh*:::subshell-return +/self->last == 0/ +{ + self->last = timestamp; +} + +sh*:::function-entry +{ + this->delta = (timestamp - self->last) / 1000; + printf("%3d %6d %10d %16s:%-4d %-8s %*s-> %s\n", cpu, pid, + this->delta, basename(copyinstr(arg0)), arg2, "func", + self->depth * 2, "", copyinstr(arg1)); + self->depth++; + self->last = timestamp; +} + +sh*:::function-return +{ + this->delta = (timestamp - self->last) / 1000; + self->depth -= self->depth > 0 ? 1 : 0; + printf("%3d %6d %10d %16s:- %-8s %*s<- %s\n", cpu, pid, + this->delta, basename(copyinstr(arg0)), "func", self->depth * 2, + "", copyinstr(arg1)); + self->last = timestamp; +} + +sh*:::builtin-entry +{ + this->delta = (timestamp - self->last) / 1000; + printf("%3d %6d %10d %16s:%-4d %-8s %*s-> %s\n", cpu, pid, + this->delta, basename(copyinstr(arg0)), arg2, "builtin", + self->depth * 2, "", copyinstr(arg1)); + self->depth++; + self->last = timestamp; +} + +sh*:::builtin-return +{ + this->delta = (timestamp - self->last) / 1000; + self->depth -= self->depth > 0 ? 1 : 0; + printf("%3d %6d %10d %16s:- %-8s %*s<- %s\n", cpu, pid, + this->delta, basename(copyinstr(arg0)), "builtin", + self->depth * 2, "", copyinstr(arg1)); + self->last = timestamp; +} + +sh*:::command-entry +{ + this->delta = (timestamp - self->last) / 1000; + printf("%3d %6d %10d %16s:%-4d %-8s %*s-> %s\n", cpu, pid, + this->delta, basename(copyinstr(arg0)), arg2, "cmd", + self->depth * 2, "", copyinstr(arg1)); + self->depth++; + self->last = timestamp; +} + +sh*:::command-return +{ + this->delta = (timestamp - self->last) / 1000; + self->depth -= self->depth > 0 ? 1 : 0; + printf("%3d %6d %10d %16s:- %-8s %*s<- %s\n", cpu, pid, + this->delta, basename(copyinstr(arg0)), "cmd", + self->depth * 2, "", copyinstr(arg1)); + self->last = timestamp; +} + +sh*:::subshell-entry +/arg1 != 0/ +{ + this->delta = (timestamp - self->last) / 1000; + printf("%3d %6d %10d %16s:- %-8s %*s-> pid %d\n", cpu, pid, + this->delta, basename(copyinstr(arg0)), "subsh", + self->depth * 2, "", arg1); + self->depth++; + self->last = timestamp; +} + +sh*:::subshell-return +/self->last/ +{ + this->delta = (timestamp - self->last) / 1000; + self->depth -= self->depth > 0 ? 1 : 0; + printf("%3d %6d %10d %16s:- %-8s %*s<- = %d\n", cpu, pid, + this->delta, basename(copyinstr(arg0)), "subsh", + self->depth * 2, "", arg1); + self->last = timestamp; +} |