1. Linux

I'm using growisofs to write DVD, e.g. $ growisofs -Z /dev/dvd -V "Personal Data, `date +"%b, %d %Y"`" -R -J /mnt/d/* How can I test whether data was written correctly? md5sum or so? (0 Replies)

2. Programming

PROGRAM A <-> PROGRAM B PROGRAM A sends data as STDIN ro PROGRAM B and when PROGRAM B is executed from PROGRAM A, it sends output back to PROGRAM A. This is implemented using 2 pipes (fd1 & fd2). The above process happens in a loop and during the second run, the previous data that had been... (10 Replies)

3. Shell Programming and Scripting

Hello, I have a script that monitors files uploaded via ftp. After a successful upload, the file name is written to the pipe. There is another program that reads this pipe and allows automatically run any program or script ( say test.sh ) to process the newly uploaded file. cat test.sh... (2 Replies)

4. UNIX for Dummies Questions & Answers

$SYBASE/bin/isql -U $DB_USERID -S $DB_SERVER << ! >> $OUTFILE `echo $DB_PASSWD` use $db go Print " The processing" go ! # Extract data to file echo $DB_PASSWD | $SYBASE/bin/bcp $WRK_DB..open out $CONV_DIR/open".csv -t\, -c -U $DB_USERID -S $DB_SERVER -b 1000 | tail -3 I am able to... (0 Replies)

5. Shell Programming and Scripting

The following is a piece of code to rename LOG_FILE_NEW to LOG_FILE once you get a result (either RUNNING or SHUTDOWN) RESULT="" sleep 30 while ; do sleep 10 RESULT=`sed -n '/RUNNING/'p ${LOG_FILE_NEW}` if ; then RESULT=`sed -n '/SHUTTING_DOWN/'p ${LOG_FILE_NEW}` fi done mv... (3 Replies)

6. AIX

Hi Everyone, The machine I'm working on is an AIX 5.3 LPAR running on a P650. oslevel -r shows 5300-08. I'm trying to take a backup to a SCSI tape drive, which has been working up until this point. I know of nothing that has changed recently to cause this problem. But when I try to take a... (0 Replies)

7. UNIX for Dummies Questions & Answers

We use SAP application cluster on AIX. Communication between 2 of its instances is failing randomly with the following error: java.net.SocketException: There is no process to read data written to a pipe. The above error causes a cluster restart if an important communication fails. Can... (0 Replies)

8. Shell Programming and Scripting

In the hello.htm have the sentenses: Hello $name How are you? The perl script: $name = "David"; open(HEADER,"hello.htm"); while(<HEADER>) { $html .= $_; } close(HEADER); print "$html";I making something about template. But it can't process the $name variable. (4 Replies)

9. Shell Programming and Scripting

Hello, I need to read the pipe data as:- cat abc.txt | uuencode abc.txt | mailx -s hi xyz@xyz.com I will override the mailx function so that when mailx is called, it calls my version of maix and in that function I want to read the file which is attached in progional mailx function- abc.txt... (7 Replies)

10. UNIX for Advanced & Expert Users

Hello All, I am building a real time parser for a log file in my application. The log file is continuously written at a very fast pace and gets rolled over every 10 minutes. I have measured the speed and observed that around 1000 lines are written to it every second, each line about 30-40... (7 Replies)