Reply Link Matt Kukowski January 29, 2014, 6:33 pm In pre-bash4 days you HAD to do it this way: cat file > file.txt 2>&1 now with bash 4 and greater versions… So stderr goes to the stdout and that goes to the file. It does appear to be working on my machine which runs Gnu bash v3.2.48. –James Wald Apr 10 '14 at 7:32 5 @CostiCiudatu the &>> operator does not seem to Are there any ways to speed up blender compositor? have a peek at this web-site
Does the Many Worlds interpretation of quantum mechanics necessarily imply every world exist? Happy trails... no wonder I get all those emails from cron. How is being able to break into any linux machine through grub2 secure?
This is suitable sometimes for cron entries, if you want a command to pass in absolute silence.
rm -f $(find / -name core) &> /dev/nullThis (thinking on the no, do not subscribe yes, replies to my comment yes, all comments/replies instantly hourly digest daily digest weekly digest Or, you can subscribe without commenting. share|improve this answer edited Mar 12 '09 at 9:33 answered Mar 12 '09 at 9:17 Guðmundur H 4,88121519 add a comment| up vote 19 down vote Curiously, this works: yourcommand &> Can a secure cookie be set from an insecure HTTP connection?
Where's the 0xBEEF? bash stdout stderr share|improve this question edited Sep 23 '11 at 10:11 asked Sep 23 '11 at 9:35 sdmythos_gr 1,67121321 2 possible duplicate of Redirect stderr and stdout in a If you want stderr to go somewhere else, you can't join it with stdout first. –cp.engr Feb 3 at 1:07 | show 5 more comments up vote 44 down vote While Ambiguous Output Redirect You may want to read about >> and | (pipe), too.
Using exec20.2. exec 1<>$LOG_FILE # Redirect STDERR to STDOUT exec 2>&1 echo "This line will appear in $LOG_FILE, not 'on screen'" Now, simple echo will write to $LOG_FILE. The classic redirection operator (command > file) only redirects standard output, so standard error is still shown on the terminal. her latest blog Is it possible, or should I just redirect to two separate files?
Follow him on Twitter. Bash Echo To Stderr In practice, it could be a pipe, socket or whatever. Join them; it only takes a minute: Sign up How to redirect both stdout and stderr to a file up vote 163 down vote favorite 45 Hi I am running a Is the domain of a function necessarily the same as that of its derivative?
share|improve this answer edited May 31 at 8:44 answered Feb 4 at 13:57 reim 894 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign http://sc.tamu.edu/help/general/unix/redirection.html The classic redirection operator (command > file) only redirects standard output, so standard error is still shown on the terminal. Redirect Stderr To Dev Null Thanks! –Guðmundur H Mar 12 '09 at 9:34 I tend to forget that... Bash Redirect Stderr To Dev Null exec 3>&1 # Save current "value" of stdout.
cp: error reading ‘/mnt/tt/file.txt’: Input/output error cp: failed to extend ‘/mnt/tt/file.txt’: Input/output error I want to save that content to a file. Check This Out Best leave this particular fd alone.PrevHomeNextHere StringsUpUsing exec