Large File Support

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1. UNIX for Beginners Questions & Answers

sed awk: split a large file to unique file names

Dear Users, Appreciate your help if you could help me with splitting a large file > 1 million lines with sed or awk. below is the text in the file input file.txt scaffold1 928 929 C/T + scaffold1 942 943 G/C + scaffold1 959 960 C/T +...

2. Linux

Split a large textfile (one file) into multiple file to base on ^L

Hi, Anyone can help, I have a large textfile (one file), and I need to split into multiple file to break each file into ^L. My textfile ========== abc company abc address abc contact ^L my company my address my contact my skills ^L your company your address ==========

3. Shell Programming and Scripting

Lookup on large file based on a temp file

hello guys Please help me with the below issue I have two files one base file another lookupfile base file abc-001 bcd-001 cde-001 Lookupfile abc-001|11|12 abc-001|11|12 abc-001|11|12

4. Shell Programming and Scripting

Compare large file and identify difference in separate file

I have a very large system generated file containing around 500K rows size 100MB like following HOME|ALICE STREET|3||NEW LISTING HOME|NEWPORT STREET|1||NEW LISTING HOME|KING STREET|5||NEW LISTING HOME|WINSOME AVENUE|4||MODIFICATION CAR|TOYOTA|4||NEW LISTING CAR|FORD|4||NEW...

5. AIX

tar: 0511-825 The file 'file' is too large.

Dears, i am trying to comprees file but it gave me error as below: userhost>tar cvf - file | gzip > file.tar.gz tar: 0511-825 The file 'file' is too large. Be noted that this file is nearly to "9 Giga". Please, advise Thanks & Reagrds, Please use code tags! Also please do not...

6. Shell Programming and Scripting

Script to search a large file with a list of terms in another file

Hi- I am trying to search a large file with a number of different search terms that are listed one per line in 3 different files. Most importantly I need to be able to do a case insensitive search. I have tried just using egrep -f but it doesn't seam to be able to handle the -i option when...

7. Shell Programming and Scripting

Performance issue in UNIX while generating .dat file from large text file

Hello Gurus, We are facing some performance issue in UNIX. If someone had faced such kind of issue in past please provide your suggestions on this . Problem Definition: /Few of load processes of our Finance Application are facing issue in UNIX when they uses a shell script having below...

8. Shell Programming and Scripting

Split large file and add header and footer to each file

I have one large file, after every 200 line i have to split the file and the add header and footer to each small file? It is possible to add different header and footer to each file?

9. Filesystems, Disks and Memory

Strange difference in file size when copying LARGE file..

Hi, Im trying to take a database backup. one of the files is 26 GB. I am using cp -pr to create a backup copy of the database. after the copying is complete, if i do du -hrs on the folders i saw a difference of 2GB. The weird fact is that the BACKUP folder was 2 GB more than the original one! ...

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