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Top Forums UNIX for Beginners Questions & Answers Split large file into smaller files without disturbing the entry chunks Post 303016522 by vgersh99 on Saturday 28th of April 2018 09:12:33 AM
Old 04-28-2018
Quote:
Originally Posted by Kamesh G
@Rudic, sorry that my post was misleading. Are you right, the input file should be split into 8 smaller files also maintaining the integrity of each chunk of lines in the input file.

-> Each of the 8 smaller output files should start with dn: and end with an empty line.
-> optimal position of a file break, It should be the "empty line" that is separating the input file chunks. the expected it to have the input file split into 8 smaller files without disturbing the order/integrity of each chunks.
Hmmm... I guess we'd need a descriptive definition of how the file should be split.
Each record/block starts with dn:
What logic did you use to split your sample file into 2 files you provided?
What decision did you make to start outputting chunks into small_file2?
 

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flow-split(1)						      General Commands Manual						     flow-split(1)

NAME
flow-split -- Split flow files into smaller files. SYNOPSIS
flow-split [-gGhn] [-b big|little] [-C comment] [-d debug_level] [-N nflows] [-o outfile_basename] [-T nseconds] [-z z_level] DESCRIPTION
The flow-split utility will split a flow file into smaller files based on the the number of flows or the ammount of time that has passed. OPTIONS
-b big|little Byte order of output. -C Comment Add a comment. -d debug_level Enable debugging. -g Split on source tag. -G Split on destination tag. -h Display help. -n Use symbols for tag field in filename. -N nflows Split after processing nflows. -o outfile_basename The basename of the resulting files. -T nsecond Split after processing an interval of nseconds flows. -z z_level Configure compression level to z_level. 0 is disabled (no compression), 9 is highest compression. EXAMPLES
Create 1 minute flow files from the flow archive in /flows/krc4. Store the results in /flows/krc4.split flow-cat /flows/krc4 | flow-split -T60 -o /flows/krc4.split/1min. BUGS
None known. AUTHOR
Mark Fullmer maf@splintered.net SEE ALSO
flow-tools(1) flow-split(1)
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