1. UNIX for Dummies Questions & Answers

Hello Everybody, Could anyone please tell me how to get ssh to work without asking for passwords? (i want to do a ssh <hostname> without getting a request for a password but getting connected straight away) I have attempted the following but to no avail :( ... I tried to generate a SSH... (5 Replies)

2. UNIX for Advanced & Expert Users

Dear all I have group of input lines which look like this These input lines is placed in a file named phonelines.txt and there is a script which match $4 and $5 with country codes placed in another file named country-codes.txt and its contents is : Italy 39 Libyana 21892 Thuraya... (12 Replies)

3. Shell Programming and Scripting

One of our servers runs Solaris 8 and does not have "ls -lh" as a valid command. I wrote the following script to make the ls output easier to read and emulate "ls -lh" functionality. The script works, but it is slow when executed on a directory that contains a large number of files. Can anyone make... (10 Replies)

4. UNIX for Advanced & Expert Users

I am processing some terabytes of information on a computer having 8 processors (each with 4 cores) with a 16GB RAM and 5TB hard drive implemented as a RAID. The processing doesn't seem to be blazingly fast perhaps because of the IO limitation. I am basically running a perl script to read some... (13 Replies)

5. Shell Programming and Scripting

My example file is as given below: conn=1 uid=oracle conn=2 uid=db2 conn=3 uid=oracle conn=4 uid=hash conn=5 uid=skher conn=6 uid=oracle conn=7 uid=mpalkar conn=8 uid=anarke conn=1 op=-1 msgId=-1 - fd=104 slot=104 LDAPS connection from 10.10.5.6 to 10.18.6.5 conn=2 op=-1 msgId=-1 -... (7 Replies)

6. Shell Programming and Scripting

Hi all, In bash scripting, I use to read files: cat $file | while read line; do ... doneHowever, it's a very slow way to read file line by line. E.g. In a file that has 3 columns, and less than 400 rows, like this: I run next script: cat $line | while read line; do ## Reads each... (10 Replies)

7. Shell Programming and Scripting

Hi, I have a large number of input files with two columns of numbers. For example: 83 1453 99 3255 99 8482 99 7372 83 175 I only wish to retain lines where the numbers fullfil two requirements. E.g: =83 1000<=<=2000 To do this I use the following... (10 Replies)

8. Shell Programming and Scripting

data.file: contact { contact_name=royce-rolls modified_attributes=0 modified_host_attributes=0 modified_service_attributes=0 host_notification_period=24x7 service_notification_period=24x7 last_host_notification=0 last_service_notification=0 host_notifications_enabled=1... (8 Replies)

9. Shell Programming and Scripting

Hi All, I'm new to the forum and to bash scripting. I did some stuff with VB.net, Batch, and VBScripting in the past, but because I shifted over to Linux, I am learning to script in Bash at this moment. So bear with me if I seem to script like a newbie, that's just because I am ;-) OK, I... (9 Replies)