76 lines
1.8 KiB
D
Executable File
76 lines
1.8 KiB
D
Executable File
#!/usr/sbin/dtrace -Zs
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/*
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* php_syscalls.d - count PHP function calls and syscalls using DTrace.
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* Written for the PHP DTrace provider.
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*
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* This traces syscalls that occured during a PHP function call.
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*
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* $Id: php_syscalls.d,v 1.1.1.1 2015/09/30 22:01:06 christos Exp $
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*
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* USAGE: php_syscalls.d # hit Ctrl-C to end
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*
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* FIELDS:
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* PID Process ID
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* FILE Filename of the PHP program
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* TYPE Type of call (func/syscall)
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* NAME Name of call
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* COUNT Number of calls during sample
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*
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* Filename and function names are printed if available.
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* The filename for syscalls may be printed as "php", if the program
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* was invoked using the form "php filename" rather than running the
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* program with an interpreter line.
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*
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* COPYRIGHT: Copyright (c) 2007 Brendan Gregg.
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*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at Docs/cddl1.txt
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* CDDL HEADER END
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*
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* 09-Sep-2007 Brendan Gregg Created this.
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*/
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#pragma D option quiet
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dtrace:::BEGIN
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{
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printf("Tracing... Hit Ctrl-C to end.\n");
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}
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php*:::function-entry
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/arg0/
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{
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@calls[pid, basename(copyinstr(arg1)), "func", copyinstr(arg0)] =
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count();
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self->php++;
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}
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php*:::function-return
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/arg0/
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{
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self->php -= self->php == 0 ? 0 : 1;
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}
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syscall:::entry
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/self->php > 0/
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{
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@calls[pid, basename(execname), "syscall", probefunc] = count();
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}
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dtrace:::END
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{
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printf(" %-6s %-26s %-10s %-22s %8s\n", "PID", "FILE", "TYPE", "NAME",
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"COUNT");
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printa(" %-6d %-26s %-10s %-22s %@8d\n", @calls);
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}
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