08-08-2013
7 More Discussions You Might Find Interesting
1. Programming
question: for the below program
i just printed the value for pid, child pid and parent pid
why does it give me 6 values? i assume ppid is 28086
but can't figure out why there are 5 values printed instead of just two!
can someone comment on that!
#include<stdio.h>
#define DIM 8
int... (3 Replies)
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3. UNIX for Dummies Questions & Answers
Hi,
I need to get the pid of a process and have to store the pid in a variable and i want to use this value(pid) of the variable for some process. Please can anyone tell me how to get the pid of a process and store it in a variable. please help me on this.
Thanks in advance,
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4. Programming
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I do not use the default linker, and instead us another one and pass this argument -Wl,--dynamic-linker=<path to linker> to gcc when compiling. However, what happens if the linker is not under /lib and /lib64 and I am not able to create a symlink to the linker in /lib or /lib64 due to no... (2 Replies)
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7. UNIX for Beginners Questions & Answers
Okay, I have an Asus A8NSLI board with an Athlon 64 and I dunno, maybe 8gig Ram and Windows has crashed for the last time so I've finally had enough and I'll make it a Unix machine.
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LEARN ABOUT FREEBSD
dtruss
DTRUSS(1) BSD General Commands Manual DTRUSS(1)
NAME
dtruss -- Trace system calls and userland stacks using DTrace
SYNOPSIS
dtruss [-acdefholLs] [-t syscall] [-n name -p pid command]
DESCRIPTION
The dtruss utility traces system calls and (optionally) userland stack traces for the specified programs.
The following options are available:
-p pid Trace the process with PID pid.
-n name
Trace the process with name name.
-t syscall
Trace the specified syscall only.
-a Print all details.
-c Print syscall counts.
-d Print relative times (in microseconds).
-e Print elapsed times (in microseconds).
-f Follow the children processes.
-l Force printing PID / TID.
-o Print time spent on CPU.
-s Print userland stack backtraces.
-L Don't print PID / TID.
-b bufsize
Specify the DTrace buffer size.
EXIT STATUS
The dtruss utility exits 0 on success, and >0 if an error occurs.
SEE ALSO
dtrace(1)
HISTORY
The dtruss utility comes from the DTraceToolkit and was first imported into FreeBSD 9.0.
AUTHORS
Brendan Gregg
BSD
August 26, 2010 BSD