For instance, if some line does something this, stdin and stdout are changed, no longer default to the display:
(A bad practice, in my view, as it confuses readers of subsequent lines. If you want to redirect for a while, put that bit in () or {} and redirect just that bit, temporarily.)
Hi all,
Well I've had a bit more experience with Unix-like environments since my last post, now that I have started working on my website in earnest and am doing much of the file manipulation via the command line through SSH.
The thing is, I want to be able to log all console activity,... (4 Replies)
Hi,
The output of the cat ttys on a free BSD m/c
console none unknown off secure
#
# Serial terminals
# The 'dialup' keyword identifies dialin lines to login, fingerd etc.
ttyd0 "/usr/libexec/getty std.9600" unknown on secure
ttyd1 "/usr/libexec/getty std.9600" dialup off
ttyd2... (0 Replies)
Hi folks,
Please advise which command/command line shall I run;
1) to display the command and its output on console
2) simultaneous to save the command and its output on a file
I tried tee command as follows;
$ ps aux | grep mysql | tee /path/to/output.txt
It displayed the... (7 Replies)
I'm not a complete novice at unix but I'm not all that advanced either. I'm hoping that someone with a little more knowledge than myself has the answer I'm looking for.
I'm writing a wrapper script that will be passed user commands from the cron...
Ex:
./mywrapper.sh "/usr/bin/ps -ef |... (1 Reply)
Hi,
When I run the following command in terminal it works. The string TEST is appended to a file silently.
echo TEST | tee -a file.txt &>/dev/null
However, when I paste this same line to a file, say shell1.sh, and use bourne shell .
I run this file in terminal, ./shell1.sh.
However I... (1 Reply)
Hello,
I start an adapter using the following command -
nohup ./start_embargoAdapter >/dev/null 2>&1 &
and when I do the following, I can see:
/export/home/xxxxx> ps -ef | grep embargo
xxxxx 28086 20761 0 23:23:29 pts/7 0:00 grep embargo
xxxxx 8866 1 0 Oct 06 ? 0:00... (2 Replies)
How do I know what parts of the application to monitor and what means do I use to get this data? Can I use proc? What interactions are important and how do I view them?I would be more descriptive but I have not a clue.
Thanks in... (18 Replies)
Hi,
I'd like to redirect the STDOUT output from my script to a file and simultaneously display it at a console.
I've tried this command:
myscript.sh | tail -f
However, it doesn't end after the script finishes running
I've also tried this:
myscript.sh | tee ~/results.txt
But it writes... (3 Replies)
Hi,
I've the following code to log the errors any after the command is executed.
# Ksh 88 Version
log_path=/home/etc/fls/fls_log.log
del_path=/home/etc/fls/to_day
rm $del_path/* >> $log_path 2>&1
But I even want to log if the rm command is success without any error along with... (1 Reply)
When unlocking a Linux server's console there's no event indicating successful logging
Is there a way I can fix this ?
I have the following in my rsyslog.conf
auth.info /var/log/secure
authpriv.info /var/log/secure (1 Reply)
Discussion started by: walterthered
1 Replies
LEARN ABOUT DEBIAN
grc
GRC(1) General Commands Manual GRC(1)NAME
grc - frontend for generic colouriser grcat(1)SYNOPSIS
grc [options] command [args]
DESCRIPTION
grc will execute command command with optional parameters [args] piping its stdout or stderr into grcat, with apropriate configuration
file.
Configuration file for grc is determined by /etc/grc.conf file.
Format of /etc/grc.conf: each entry consists of 2 lines, between entries there can be any number of empty lines or lines beginning with #
(comments)
First line is regular expression, second line the name of configuration file for grcat.
Configuration file after the first regular expression matching command [args] will be passed to grcat as its configuration file
OPTIONS --help Show summary of options.
--version
Display version.
-e --stderr
Redirect error output. Unless -s is selected as well, this cancels redirection of standard output via grcat
-s --stdout
Redirect standard output. Used to redirect standard output together with --stderr option.
--colour=x
x is one of on off auto
--colour=on will colourise (default)
--colour=off will just execute command without colourising.
--colour=auto will test if standard output is a tty, and colourise only when it is.
SEE ALSO grcat(1)AUTHOR
Written by Radovan Garabik <garabik @ kassiopeia.juls.savba.sk>
GRC(1)