来源于:
How to Trace Unix System Calls (文档 ID 110888.1)
APPLIES TO:
Oracle Database - Enterprise Edition - Version 7.0.16.0 and later
Generic UNIX
Checked for relevance on 08-FEB-2013
PURPOSE
To identify the Unix command necessary to trace Unix system calls for a process.
SCOPE
This article is intended for use by any Unix user who needs to provide Oracle Support with O/S level trace information from a process. The commands listed here may be not generally available within the operating system, and so you should consult your hardware/Operating System supplier to purchase/license use of these tools if they are not available.
DETAILS
How to Trace Unix System Calls for a Process
The following platforms support a trace utility that can be used to identify what a process is doing:
| O/S Version | Trace Utility |
|---|---|
| Oracle/Sun Solaris, Unixware 7.0 | truss, e.g.: $ truss -aefo <output file> <executable> $ truss -rall -wall -p <PID> |
| HP/UX 11 | tusc, e.g.: |
| IBM AIX 4.x | trace, e.g.: Log on as root. # trace -a -L 4000000 -T 2000000 -o ./trace.out; # owsctl start admin # trcstop # trcrpt -O exec=on,pid=on trace.out > trcrpt.1 Or if present sctrace, e.g.: $ sctrace -Amo <output file> <executable> $ prpt -p <trace file> <executable> Note: 'sctrace' has been discontinued by Veritas Software Corporation Inc. (formerly The Kernel Group Inc) as off Jan. 8, 2002. |
| IBM AIX 5L | truss, e.g.: $ truss -aefo <output file> <executable> |
| Linux | strace, ktrace/kdump, ltrace e.g.: $ strace -fo <output file> <executable> |
| SGI IRIX 6.x | par, e.g.: $ par -siSSo <output file> <executable> |
| HP Tru64 Unix | trace or truss, e.g.: $ trace -fo <output file> <executable> $ truss -aefo <output file> <executable> |
| Apple Mac OS X | ktrace/kdump, e.g.: $ script kdump.out $ /usr/bin/ktrace -adi <command> $ /usr/bin/kdump $ exit $ more kdump.out |
| Sequent Dynix/PTX | truss, e.g.: $ truss -aefo <output file> <executable> |
| Data General DG/UX R4.20MU06 | dg_trace, e.g.: $ dg_strace -fxto <output> [<executable>] [-p <pid>] |
REFERENCES
NOTE:1812.1 - TECH: Getting a Stack Trace from a CORE file on UnixNOTE:314533.1 - Installing TUSC for HP-UX 11.00, 11.11,11.23,11.31(PA-RISC and Itanium) on the fly as a non-root user
NOTE:28588.1 - TECH: Using Truss / Trace on Unix

本文提供了一种方法,用于在多种Unix系统版本中追踪特定进程的Unix系统调用,包括Solaris、HP/UX、IBM AIX、Linux、SGI IRIX、HP Tru64 Unix、MacOSX、Sequent Dynix/PTX和Data General DG/UX R4.20 MU06等。通过使用特定于操作系统的工具如truss、tusc、trace等,用户可以获取关于进程活动的详细信息。
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