UNix one-liner to sort a file Post: 302436953

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

File size limitation of unix sort command.

hi , iam trying to sort millions of records which is delimited and i cant able to use sort command more than 60 million..if i try to do so i got an message stating that "File size limit exceeded",Is there any file size limit for using sort command.. How can i solve this problem. thanks ...

2. Shell Programming and Scripting

Need a script or one-liner to purge lines from a file.

i all. This one sounds so simple, but I can't get it to work. I need to delete lines with certain keywords from a file. I have a file called defaultRules, with keywords: IPSEC_AH IKE_UDP IPMP_TEST_IFACE2 Then, I have another file called rules.txt with some rules: ...

3. Shell Programming and Scripting

creating a csv file from this 1 liner?

I'm trying to create a csv file by running awk and sed on a number of xml files in a directory; I'm using this below: hostname; grep "BuildDate" /dir/ABCD/configuration/*/*.xml | awk -F"/" '{ print $5 }' > /tmp/tempfile.txt; grep "BuildDate" /dir/ABCD/configuration/*/*.xml | awk -F\" '{ print $2...

4. UNIX for Advanced & Expert Users

Script to sort the files and append the extension .sort to the sorted version of the file

Hello all - I am to this forum and fairly new in learning unix and finding some difficulty in preparing a small shell script. I am trying to make script to sort all the files given by user as input (either the exact full name of the file or say the files matching the criteria like all files...

5. Shell Programming and Scripting

Search & Replace regex Perl one liner to AWK one liner

Thanks for giving your time and effort to answer questions and helping newbies like me understand awk. I have a huge file, millions of lines, so perl takes quite a bit of time, I'd like to convert these perl one liners to awk. Basically I'd like all lines with ISA sandwiched between...

6. UNIX for Dummies Questions & Answers

Unable to sort file name in Unix

Hi, I'm unable to sort the files with the required names on Unix. Details have been enclosed:- Below are the fle name inside a folder, now i need to sort them in a way that they are group with the seconds occurance in the file name (E.g 01954,07947,06794) 01.01954.MXRS1.rcv...

7. Shell Programming and Scripting

Unix Scripting : Sort a Portion of a File and not the complete file

Need to sort a portion of a file in a Alphabetical Order. Example : The user adam is not sorted and the user should get sorted. I don't want the complete file to get sorted. Currently All_users.txt contains the following lines. ############## # ARS USERS ############## mike, Mike...

8. UNIX for Dummies Questions & Answers

sort a unix file by 3rd column

Hi, Can anybody tell me how to sort a unix file by 3rd column and not by ltr? Please help Thanks in advance

9. Shell Programming and Scripting

Sort help: How to sort collected 'file list' by date stamp :

Hi Experts, I have a filelist collected from another server , now want to sort the output using date/time stamp filed. - Filed 6, 7,8 are showing the date/time/stamp. Here is the input: #---------------------------------------------------------------------- -rw------- 1 root ...

10. Shell Programming and Scripting

How to Modify a file content in UNIX and sort for only required fields ?

I have the below contents in a file after making the below curl call curl ... | grep -E "state|Rno" | paste -sd',\n' | grep "Disconnected" > test "state" : "Disconnected",, "Rno" : "5554f1d2" "state" : "Disconnected",, "Rno" : "10587563" "state" : "Disconnected",, "Rno" :...

LEARN ABOUT HPUX

readahead

readahead(8)                                                  System Manager's Manual                                                 readahead(8)

NAME

       readahead - file preloader for boot process optimization

SYNOPSIS

       readahead [options] <file-list> [another-file-list [...]]

DESCRIPTION

       readahead is a files preloader designed to optimize the disk I/O during the boot process.

OPTIONS

       -b, --build
              build optimised files list only, without sorting.

       -s, --sort
              build and sort list of files only (implies -b).

       -o, --output <file>
              write sorted list of files to file.

       -d, --dont-sort
              preload files described by an already sorted files list.

       -h, --help
              print the usage information.

       -v, --verbose
              enable the verbose mode.

       -t, --timing
              report time spent on each operation.

       -m, --maxsize <max size>
              maximum size in KiB a file can be in order to be preloaded, default is 10240.

       <file-list> [another-file-list [...]]
              One or more files containing the list of files to be preloaded or sorted. The files list can be generated by readahead-collector(8).

FILES

       /etc/default/readahead-fedora

SEE ALSO

       readahead-collector(8), readahead(2),

AUTHORS

       Arjan van de Ven <arjan@infradead.org>,
              Ziga Mahkovec <ziga.mahkovec@klika.si>, Karel Zak <kzak@redhat.com>,

       This manual page was written by Raphael Geissert <geissert@debian.org>

                                                                     July 2011                                                        readahead(8)

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

File size limitation of unix sort command.

Discussion started by: cskumar

2. Shell Programming and Scripting

Need a script or one-liner to purge lines from a file.

Discussion started by: BRH

3. Shell Programming and Scripting

creating a csv file from this 1 liner?

Discussion started by: rich@ardz

4. UNIX for Advanced & Expert Users

Script to sort the files and append the extension .sort to the sorted version of the file

Discussion started by: pankaj80