https://community.hpe.com/t5/operating-system-linux/strace-lt-gt/m-p/4415875#M82061 It looks like you are using HP-UX, not Linux.<BR /><BR />strace under HP-UX is different - <A href="http://docs.hp.com/en/B3921-90010/strace.1M.html" target="_blank">http://docs.hp.com/en/B3921-90010/strace.1M.html</A><BR /><BR />For tracing syscalls use tusc - <A href="http://h21007.www2.hp.com/portal/site/dspp/menuitem.863c3e4cbcdc3f3515b49c108973a801/?ciid=61086d6e1de021106d6e1de02110275d6e10RCRD" target="_blank">http://h21007.www2.hp.com/portal/site/dspp/menuitem.863c3e4cbcdc3f3515b49c108973a801/?ciid=61086d6e1de021106d6e1de02110275d6e10RCRD</A><BR /><BR /><BR />regards,<BR />ivan Fri, 08 May 2009 16:10:24 GMT Ivan Krastev 2009-05-08T16:10:24Z https://community.hpe.com/t5/operating-system-linux/strace-lt-gt/m-p/4415870#M82056 Hi, can anybody help me on how to run this command. Is it equivelant in struss in Solaris???<BR />I need to trace a java program which got error.<BR /> Fri, 08 May 2009 03:05:07 GMT https://community.hpe.com/t5/operating-system-linux/strace-lt-gt/m-p/4415870#M82056 Idham 2009-05-08T03:05:07Z https://community.hpe.com/t5/operating-system-linux/strace-lt-gt/m-p/4415871#M82057 Hi<BR />Just attach the strace to the java pid with <BR />#strace -p <PID><BR /><A href="http://www.linuxmanpages.com/man1/strace.1.php" target="_blank">http://www.linuxmanpages.com/man1/strace.1.php</A><BR /></PID> Fri, 08 May 2009 06:17:05 GMT https://community.hpe.com/t5/operating-system-linux/strace-lt-gt/m-p/4415871#M82057 smatador 2009-05-08T06:17:05Z https://community.hpe.com/t5/operating-system-linux/strace-lt-gt/m-p/4415872#M82058 Java applications usually are multithreaded so use -F -f options.<BR /><BR />regards,<BR />ivan Fri, 08 May 2009 07:05:49 GMT https://community.hpe.com/t5/operating-system-linux/strace-lt-gt/m-p/4415872#M82058 Ivan Krastev 2009-05-08T07:05:49Z https://community.hpe.com/t5/operating-system-linux/strace-lt-gt/m-p/4415873#M82059 Thanks... but if i issue the command:<BR /># strace -p 10581<BR />usage: [ mid sid level] ...<BR /><BR />seems like HPUX use different method<BR /> Fri, 08 May 2009 07:12:53 GMT https://community.hpe.com/t5/operating-system-linux/strace-lt-gt/m-p/4415873#M82059 Idham 2009-05-08T07:12:53Z https://community.hpe.com/t5/operating-system-linux/strace-lt-gt/m-p/4415874#M82060 What is the OS ? Version? <BR /><BR />Unix strace is like mentioned: <BR /><BR />#strace -p 5999<BR />Process 5999 attached - interrupt to quit<BR /><BR />regards,<BR />ivan<BR /><BR /> Fri, 08 May 2009 16:08:19 GMT https://community.hpe.com/t5/operating-system-linux/strace-lt-gt/m-p/4415874#M82060 Ivan Krastev 2009-05-08T16:08:19Z https://community.hpe.com/t5/operating-system-linux/strace-lt-gt/m-p/4415875#M82061 It looks like you are using HP-UX, not Linux.<BR /><BR />strace under HP-UX is different - <A href="http://docs.hp.com/en/B3921-90010/strace.1M.html" target="_blank">http://docs.hp.com/en/B3921-90010/strace.1M.html</A><BR /><BR />For tracing syscalls use tusc - <A href="http://h21007.www2.hp.com/portal/site/dspp/menuitem.863c3e4cbcdc3f3515b49c108973a801/?ciid=61086d6e1de021106d6e1de02110275d6e10RCRD" target="_blank">http://h21007.www2.hp.com/portal/site/dspp/menuitem.863c3e4cbcdc3f3515b49c108973a801/?ciid=61086d6e1de021106d6e1de02110275d6e10RCRD</A><BR /><BR /><BR />regards,<BR />ivan Fri, 08 May 2009 16:10:24 GMT https://community.hpe.com/t5/operating-system-linux/strace-lt-gt/m-p/4415875#M82061 Ivan Krastev 2009-05-08T16:10:24Z