09-13-2010
Traditionally, stdout is used for data while stderr is used for readable messages, including errors and debugging info and statistics.
9 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
This is perl, v5.6.1 built for MSWin32-x86-multi-thread
-----------
i thought to pass the stderr to the subroutine which writes in a log file..
when i use
&log_message(\*STDERR);
in the log file instead of the error messages, i am getting only this word
____________::GLOB(0x1ab507c)
... (1 Reply)
Discussion started by: sekar sundaram
1 Replies
2. UNIX for Dummies Questions & Answers
Hi Friends,
Can any of you explain me about the below line of code?
mn_code=`env|grep "..mn"|awk -F"=" '{print $2}'`
Im not able to understand, what exactly it is doing :confused:
Any help would be useful for me.
Lokesha (4 Replies)
Discussion started by: Lokesha
4 Replies
3. Shell Programming and Scripting
Doubt regarding using "exec" command to redirect the STDERR to a file. e.g I did it this way.
mystage.sh
#!/bin/sh exec 2>stage.err
....
....
cat stage.err
mv: cannot move `/root/stage' to a subdirectory of itself, `/root/stage_old/stage'
ls: *.zDB: No such file or... (0 Replies)
Discussion started by: snurani
0 Replies
4. Shell Programming and Scripting
I am trying to use one global declaration --> "exec 2>$ERR" to capture all stderr outputs that may occur anywhere in my script.
Then close it at the end of the script using --> "exec 2<&-"
I am using KSH on Solaris 8.
KSH Version M-11/16/88i
If I comment two "exec .." statements in the... (11 Replies)
Discussion started by: kchinnam
11 Replies
5. Shell Programming and Scripting
Hi,
I have line in input file as below:
3G_CENTRAL;INDONESIA_(M)_TELKOMSEL;SPECIAL_WORLD_GRP_7_FA_2_TELKOMSEL
My expected output for line in the file must be :
"1-Radon1-cMOC_deg"|"LDIndex"|"3G_CENTRAL|INDONESIA_(M)_TELKOMSEL"|LAST|"SPECIAL_WORLD_GRP_7_FA_2_TELKOMSEL"
Can someone... (7 Replies)
Discussion started by: shis100
7 Replies
6. Shell Programming and Scripting
Hi, I'm running a program (Python) whose output I would like to redirect to a log. But the program calls a library (that I cannot change), which outputs all sorts of useless information.
I would like to redirect all output from my Python program into this log, except output that matches the... (7 Replies)
Discussion started by: rswindle
7 Replies
7. Shell Programming and Scripting
I came across and unexpected behavior with redirections in tcsh. I know, csh is not best for redirections, but I'd like to understand what is happening here.
I have following script (called out_to_streams.csh):
#!/bin/tcsh -f
echo Redirected to STDOUT > /dev/stdout
echo Redirected to... (2 Replies)
Discussion started by: marcink
2 Replies
8. UNIX for Dummies Questions & Answers
How to use "mailx" command to do e-mail reading the input file containing email address, where column 1 has name and column 2 containing “To” e-mail address
and column 3 contains “cc” e-mail address to include with same email.
Sample input file, email.txt
Below is an sample code where... (2 Replies)
Discussion started by: asjaiswal
2 Replies
9. Shell Programming and Scripting
Hello.
System : opensuse leap 42.3
I have a bash script that build a text file.
I would like the last command doing :
print_cmd -o page-left=43 -o page-right=22 -o page-top=28 -o page-bottom=43 -o font=LatinModernMono12:regular:9 some_file.txt
where :
print_cmd ::= some printing... (1 Reply)
Discussion started by: jcdole
1 Replies
odutil(1) BSD General Commands Manual odutil(1)
NAME
odutil -- allows caller to examine or change state of opendirectoryd(8)
SYNOPSIS
odutil show [cache | sessions | nodes | modules | requests | nodenames | statistics | all]
odutil show configuration nodename [module modulename] [option option]
odutil reset [cache | statistics]
odutil set log [default | alert | critical | error | warning | notice | info | debug]
odutil set configuration nodename [module modulename] option option value1 ...
odutil set statistics [on | off]
DESCRIPTION
Use odutil to look at internal state information for opendirectoryd, enable or disable logging, or change statistics settings.
Available commands:
show Show various internal information. Subcommands:
cache Outputs contents of the cache. Note, this output is not included in show all command.
sessions List all open sessions
nodes List all open nodes
modules List all loaded modules
requests List all active requests
statistics Outputs statistics information. Some statistics are always enabled (membership). Additional statistics can be
enabled see 'set statistics on'.
nodenames List all available node names
all List all of the above information (excludes cache)
show configuration nodename
Show configuration of a specific node, Subcommands:
module modulename
Specific module is requested, otherwise global options
option option
Output a value of a specific option.
reset Reset various internal information. Subcommands:
cache Resets all caches including membership and kernel (does not affect DNS cache)
statistics Resets any accumulated statistics.
set log Changes logging level. Levels are lowest to highest. This state is persistent across reboots and must be changed to a new
level or 'default'.
alert Enables logging of messages of alert level or lower
critical Enables logging of messages of critical level
error | default
Enables logging of messages of error level or lower (default value)
warning Enables logging of messages of warning level
notice Enables logging of messages of notice level or lower
info Enables logging of messages of info level or lower
debug Enables logging of messages of debug level or lower
set configuration nodename
Sets either global or per-module options accordingly.
module modulename
If module is omitted, then global option is assumed.
option option value1 ...
Set a specific option to one or more values as appropriate.
set statistics Enables or disables extended statistics. Statistics include per-process-name call statistics and per-API call and latencies.
This setting is persistent across reboots and should not normally be run as it is memory intensive.
on Enables statistics tracking
off Disables statistics tracking
SEE ALSO
opendirectoryd(8)
BSD
Jan 18, 2012 BSD