10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Redirecting the tail output fails when log rotation happens even though i have used -F. But when i tail and see the output on terminal this does not happen. Note i have also used & to execute this statement in background.
Suppose if i want to tail a file /opt/SAMPLE.txt and redirect its output... (1 Reply)
Discussion started by: CN1
1 Replies
2. UNIX for Dummies Questions & Answers
hi guys,
I perform a sort of monitoring. I have a server running and with
tail -f | grep "Searchstring"I monitor the log-file for recent specific entries. This is ok and works fine.
Now, in addition I want to have my search results not posted into the shell but into a file. I tried:
tail... (3 Replies)
Discussion started by: LaUs3r
3 Replies
3. Shell Programming and Scripting
Hello,
I need to tail -f a file output stream and I need to get only lines that contains "get" and "point" in the same line. It doesn't matter the order.
Then I need only the text BEFORE "point".
I have to count each line and perform other serveral actions after this has performed 3 times.... (9 Replies)
Discussion started by: Kibou
9 Replies
4. Shell Programming and Scripting
Hello;
Am trying to correct the formatting of tail output over ssh.
Using the following code:
echo "" > $FILE
for BOX in $SERVERS
do
echo "Processing on $BOX" |tee -a $FILE
echo "===============================" >> $FILE
sudo ssh $BOX 'TERMINAL="vt100" /usr/bin/sh -s' <... (2 Replies)
Discussion started by: delphys
2 Replies
5. Shell Programming and Scripting
The below code works to tail client.log file. but I want to copy the output into an external file /home/tail.txt
Can anyone please help.
#!/opt/bin/perl -w
open my $pipe, "-|", "/usr/bin/tail", "/var/log/client.log" or die "could not start tail on /var/log/client.log : $!";
print while... (2 Replies)
Discussion started by: sureshcisco
2 Replies
6. UNIX for Advanced & Expert Users
Hi Dears,
I am using AWK script to monitor some log files. My awk will get the input from the output of tail -f LOGFILE. (tail -f LOGFILE | myawkanalyzer)
My doubt is, How can I notify, if I didn't get any output from the tail -f command. i.e) Log file stuck for some reason. I want to display... (1 Reply)
Discussion started by: sharif
1 Replies
7. Shell Programming and Scripting
Hi All,
How I will read the output of the tail -F command in perl.
I have text file with below contains
file1.txt
1
2
3
4
$running=1;
sub openLog($)
{
(my $log) = @_; (1 Reply)
Discussion started by: pravin27
1 Replies
8. UNIX for Dummies Questions & Answers
Hi ,
I have Continuous updating log file. I want to continuously scan that file using "tail -f " and execute a shell command like "date" command when that particular keyword is detected .
I am using awk to acheive it but not suceeded so far. However when I use "cat" instead of tail -f this... (3 Replies)
Discussion started by: scott_tiger
3 Replies
9. Shell Programming and Scripting
Not sure why this does not work in bash:
tail -f err.log |&
-bash: syntax error near unexpected token `&'
I am attempting to continuously read a file that is being updated by doing a "tail -f" on the file and piping the output to stdin which can then be read by the next shell command
Thnx (4 Replies)
Discussion started by: anuramdas
4 Replies
10. UNIX for Dummies Questions & Answers
Ok i looked through quite a few posts but could not find what i was looking for so forgive me if this post can be found elese where...
I would like to use a command like tail view what users are doing in the system i have quite a few dba's that come come to my office and do work on the system... (7 Replies)
Discussion started by: bbutler3295
7 Replies