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UNIX for Beginners Questions & Answers
Sort a huge file in UNIX
Post 303045682 by MadeInGermany on Wednesday 8th of April 2020 11:01:43 AM
04-08-2020
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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
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Hi everyone,
I have a txt file as:
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GCTAGTGCTAGCTAGCTAGCATCGATCGAT
>002.b1
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>003.b1
CGATCGTAGTCGTATCGATGCTGACGTAGG
>002.g1
ATGCTGATCGACTAGCTAGTCGT
>015.b1
CGATCTAGTAGTGCTAGTCGTTT
>001.g1
ATGCTGATCGACTAGCTAGTCGT
>003.g1
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NRALBAMINDB20003726
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Hi,
I'm unable to sort the files with the required names on Unix. Details have been enclosed:-
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LEARN ABOUT CENTOS
scsi-rescan
RESCAN-SCSI-BUS.SH(1) User Commands RESCAN-SCSI-BUS.SH(1) NAME
rescan-scsi-bus.sh - script for adding and removing SCSI devices without rebooting SYNOPSIS
rescan-scsi-bus.sh [options] [host [host ...]] OPTIONS
-a, --alltargets scan all targets, not just currently existing [default: disabled] -d enable debug [default: 0] -l activates scanning for LUNs 0--7 [default: 0] -L NUM activates scanning for LUNs 0--NUM [default: 0] -w, --wide scan for target device IDs 0--15 [default: 0--7] -c enables scanning of channels 0 1 [default: 0 / all detected ones] -r, --remove enables removing of devices [default: disabled] -f, --flush flush failed multipath devices [default: disabled] -i, --issue-lip issue a FibreChannel LIP reset [default: disabled] -u, --update look for existing disks that have been remapped -s, --resize look for resized disks and reload associated multipath devices, if applicable --forcerescan rescan existing devices --forceremove remove and readd every device (DANGEROUS) --nooptscan don't stop looking for LUNs is 0 is not found --color use coloured prefixes OLD/NEW/DEL --hosts=LIST scan only host(s) in LIST --channels=LIST scan only channel(s) in LIST --ids=LIST scan only target ID(s) in LIST --luns=LIST scan only lun(s) in LIST --sync, --nosync issue a sync / no sync [default: sync if remove] --attachpq3 tell kernel to attach sg to LUN 0 that reports PQ=3 --reportlun2 tell kernel to try REPORT_LUN even on SCSI2 devices --largelun tell kernel to support LUNs > 7 even on SCSI2 devs --sparselun tell kernel to support sparse LUN numbering Host numbers may thus be specified either directly on cmd line (deprecated) or or with the --hosts=LIST parameter (recommended). LIST: A[-B][,C[-D]]... is a comma separated list of single values and ranges (No spaces allowed.) SEE ALSO
rescan-scsi-bus.sh Homepage: http://www.garloff.de/kurt/linux/#rescan-scsi sg3_utils Homepage: http://sg.danny.cz/sg rescan-scsi-bus.sh 1.57 leden 2014 RESCAN-SCSI-BUS.SH(1)