Assuming that you're using the tail in the command line:
to discard the 1st two lines of your input file because they contain headers that you don't want included in your output, that the '%.2f' didn't really appear in the command line you executed (since that would be a syntax error for nawk), that you don't really want the output rounded to five digits after the decimal point in the output (as would be done in your command line by OFMT='%.5f', and assuming that field #156 in the other lines in your input file contains a double quoted string containing a string of digits with no more than one period and with an optional leading minus sign (which you want to be ignored), you could try something like:
Hi Don !
Thanks for the work around solution and it is working fine for small files, but when I execute large files..facing below error:
Hi,
I have two files file A and File B. File A is a error file and File B is source file. In the error file. First line is the actual error and second line gives the information about the record (client ID) that throws error. I need to compare the first field (which doesnt start with '//') of... (11 Replies)
Hi,
As per my requirement, I need to take difference between two big files(around 6.5 GB) and get the difference to a output file without any line numbers or '<' or '>' in front of each new line.
As DIFF command wont work for big files, i tried to use BDIFF instead.
I am getting incorrect... (13 Replies)
Hi , i need a fast way to delete duplicates entrys from very huge files ( >2 Gbs ) , these files are in plain text.
I tried all the usual methods ( awk / sort /uniq / sed /grep .. ) but it always ended with the same result (memory core dump)
In using HP-UX large servers.
Any advice will... (8 Replies)
we have one file (11 Million) line that is being matched with (10 Billion) line.
the proof of concept we are trying , is to join them on Unix :
All files are delimited and they have composite keys..
could unix be faster than Oracle in This regards..
Please advice (1 Reply)
hi
i receive about 5000 files per day in my system. Each of them are like:
cat ABC.april24.dat
ABH00001990 01993 409009092 0909 INI iop 9033
AAB0000237893784 8430900 898383 AUS 34349089008 849843 9474822
AAA00003849893498098394 84834 348348439 -438939 IN
AAA00004438493893849384... (2 Replies)
Hi, all:
I've got two folders, say, "folder1" and "folder2".
Under each, there are thousands of files.
It's quite obvious that there are some files missing in each. I just would like to find them. I believe this can be done by "diff" command.
However, if I change the above question a... (1 Reply)
Dear Guy’s
By using dd command or any strong command, I’d like to copy huge data from file system to another file system
Sours File system: /sfsapp
File system has 250 GB of data
Target File system: /tgtapp
I’d like to copy all these files and directories from /sfsapp to /tgtapp as... (28 Replies)
I have a DB folder which sizes to 60GB approx. It has logs which size from 500MB - 1GB. I have an Installation which would update the DB. I need to backup this DB folder, just incase my Installation FAILS. But I do not need the logs in my backup. How do I exclude them during compression (tar)?
... (2 Replies)
Hi all,
I hope you are well. I am very happy to see your contribution. I am eager to become part of it.
I have the following question. I have two huge files to compare (almost 3GB each). The files are simulation outputs. The format of the files are as below
For clear picture, please see... (9 Replies)
Hi Friends,
I have a file with sample amount data as follows:
-89990.3456
8788798.990000128
55109787.20
-12455558989.90876
I need to exclude the '-' symbol in order to treat all values as an absolute one and then I need to sum up.The record count is around 1 million.
How... (8 Replies)
Discussion started by: Ravichander
8 Replies
LEARN ABOUT CENTOS
pagesize
PAGESIZE(1) General Commands Manual PAGESIZE(1)NAME
pagesize - Print supported system page sizes
SYNOPSIS
pagesize [options]
DESCRIPTION
The pagesize utility prints the page sizes of a page of memory in bytes, as returned by getpagesizes(3). This is useful when creating por-
table shell scripts, configuring huge page pools with hugeadm or launching applications to use huge pages with hugectl.
If no parameters are specified, pagesize prints the system base page size as returned by getpagesize(). The following parameters affect
what other pagesizes are displayed.
--huge-only, -H
Display all huge pages supported by the system as returned by gethugepagesizes().
--all, -a
Display all page sizes supported by the system.
SEE ALSO oprofile(1), getpagesize(2), getpagesizes(3), gethugepagesizes(3), hugectl(7), hugeadm(7), libhugetlbfs(7)AUTHORS
libhugetlbfs was written by various people on the libhugetlbfs-devel mailing list.
October 10, 2008 PAGESIZE(1)