How to extract a subset from a huge dataset Post: 302403615

10 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

Accessing Mainframe Dataset

Hi May I know is there a way to read/copy a mainframe (IBM OS/390) dataset (sequential file) into a UNIX directory? Thank you for your time. IcyGuava

2. Shell Programming and Scripting

How to extract data from a huge file?

Hi, I have a huge file of bibliographic records in some standard format.I need a script to do some repeatable task as follows: 1. Needs to create folders as the strings starts with "item_*" from the input file 2. Create a file "contents" in each folders having "license.txt(tab...

3. Shell Programming and Scripting

How to extract a piece of information from a huge file

Hello All, I need some assistance to extract a piece of information from a huge file. The file is like this one : database information ccccccccccccccccc ccccccccccccccccc ccccccccccccccccc ccccccccccccccccc os information cccccccccccccccccc cccccccccccccccccc...

4. Shell Programming and Scripting

Normalize a dataset with AWK

Hello everyone, i have to normalize this dataset (with 20.000 rows): 2,4,4,3,2,7,8,2,9,11,7,7,1,8,5,6 4,7,5,5,5,5,9,6,4,8,7,9,2,9,7,10 7,10,8,7,4,8,8,5,10,11,2,8,2,5,5,10 4,9,5,7,4,7,7,13,1,7,6,8,3,8,0,8,8 6,7,8,5,4,7,6,3,7,10,7,9,3,8,3,7,8 in this form:...

5. Programming

Dataset Library for C?

I am looking for an opensource dataset library for C. Something equivalent to ADO.Net. Specifically, I am looking for the following features: 1. Create a Dataset from a file (XML or CSV). 2. Create a Dataset from a select query using an ODBC connection. 3. Load a created Dataset into a...

6. Solaris

flarecreate for zfs root dataset and ignore multiple dataset

Hi All, I want to write a script to create flar images on multiple servers. In non zfs filesystem I am using -X option to refer a file to exclude mounts on different servers. but on ZFS -X option is not working. I want multiple mounts to be ignore on ZFS base system during flarecreate. I...

7. Shell Programming and Scripting

How to remove a subset of data from a large dataset based on values on one line

Hello. I was wondering if anyone could help. I have a file containing a large table in the format: marker1 marker2 marker3 marker4 position1 position2 position3 position4 genotype1 genotype2 genotype3 genotype4 with marker being a name, position a numeric...

8. UNIX for Advanced & Expert Users

How to extract subset file from dataset?

Hello I have a data set which looks like this : progeny sire dam gender 12 1 3 M 13 2 4 F 14 2 5 F 15 6 5 ...

9. Shell Programming and Scripting

Extract few content from a huge list of files

I have a huge list of files (about 300,000) which have a pattern like this. .I 1 .U 87049087 .S Am J Emerg .M Allied Health Personnel/*; Electric Countershock/*; .T Refibrillation managed by EMT-Ds: .P ARTICLE. .W Some patients converted from ventricular fibrillation to organized...

10. UNIX for Advanced & Expert Users

SAS dataset to CSV

Hi Guys, Is there a way to export a sas file i.e .sas7bdat file to .csv file with header and data using unix. I dont want to use SAS program instead using unix tool or unix scripting is it possible ?

LEARN ABOUT CENTOS

hugetlbfs_find_path

HUGETLBFS_FIND_PATH(3)					     Library Functions Manual					    HUGETLBFS_FIND_PATH(3)

NAME

       hugetlbfs_find_path, hugetlbfs_find_path_for_size - Locate an appropriate hugetlbfs mount point

SYNOPSIS

       #include <hugetlbfs.h>

       const char *hugetlbfs_find_path(void);
       const char *hugetlbfs_find_path_for_size(long page_size);

DESCRIPTION

       These  functions  return  a  pathname  for a mounted hugetlbfs filesystem for the appropriate huge page size.  For hugetlbfs_find_path, the
       default huge page size is used (see gethugepagesize(3)).  For hugetlbfs_find_path_for_size, a valid huge page size must be  specified  (see
       gethugepagesizes(3)).

RETURN VALUE

       On success, a non-NULL value is returned.  On failure, NULL is returned.

SEE ALSO

       libhugetlbfs(7), gethugepagesize(3), gethugepagesizes(3)

AUTHORS

       libhugetlbfs was written by various people on the libhugetlbfs-devel mailing list.

								   March 7, 2012					    HUGETLBFS_FIND_PATH(3)

10 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

Accessing Mainframe Dataset

Discussion started by: IcyGuava

2. Shell Programming and Scripting

How to extract data from a huge file?

Discussion started by: srsahu75

3. Shell Programming and Scripting

How to extract a piece of information from a huge file

Discussion started by: Marcor

4. Shell Programming and Scripting

Normalize a dataset with AWK

Discussion started by: [raven]