03-17-2008
Your question is not well-defined. Buffer size of what? What command are you using to read the output? If it has a limit on how long lines it will read, can you find a version which has no such limit?
(For example, the GNU coreutils tools are often better in this regard than whatever equivalent tools shipped with your commercial OS.)
10 More Discussions You Might Find Interesting
1. Programming
Hi...
I am trying to read a binary data that have different types of messages of different lengths. I am using fread() but this functions needs the size and count to read the buffer from the file. I think this may cause that the buffer overlaps other messages.
Is there an alternative to read... (1 Reply)
Discussion started by: jlrodz
1 Replies
2. Red Hat
hi everyone,
can any one help change the buffer cache size in redhat and suse?? this error i got when i installed oracle 10g and it went well and when i try to mount the database using startup cmd it says too many buffer cache parameters (error code : ora-1034)
thnq in advance (0 Replies)
Discussion started by: gsr_kashyap
0 Replies
3. UNIX for Advanced & Expert Users
When I checked with top command, I found tht my buffers are always 137M, which means that they are sort of overloaded. My Inactive memory is 520M. Is it possible to increaase the buffer size and what would be the command for that? (0 Replies)
Discussion started by: ziabegg
0 Replies
4. UNIX for Dummies Questions & Answers
The "top" command shows that my buffer size is always at 137M, which I think has reached to the maximum. However, Ido have lots of Inative memory? Is it possible to increae the buffer size? and what is the command for that? Further, this is the buffer for writing to the hard disk? (3 Replies)
Discussion started by: ziabegg
3 Replies
5. UNIX for Dummies Questions & Answers
Its difficult to explain what I am exactly looking for, so let me try with an example..
Suppose my program prints out thousands lines. But once my program ends.. I am not able to scroll up and see all the 1000 lines. The size of the screen buffer is obviously limited. Is there anyway I can... (5 Replies)
Discussion started by: the_learner
5 Replies
6. Shell Programming and Scripting
Hi Group,
I am struggling to increase buffer size of expect,
sometimes after increasing the buffer size, expect captures all my expected output, sometimes not, :-(
I tried
match_max 700000
set expect_out(buffer) {}
Could anybody guide me for any solution.
HTH,... (1 Reply)
Discussion started by: jaduks
1 Replies
7. Programming
# include <stdio.h>
# include <fcntl.h>
# include <stdlib.h>
# include <sys/stat.h>
int main(int argc, char *argv)
{
int fRead, fPadded, padVal;
int btRead;
int BUFFSIZE = 512;
char buff;
if (argc != 4)
{
printf ("Please provide all of the... (3 Replies)
Discussion started by: naranja18she
3 Replies
8. Programming
Hi friends,
Hope everybody is fine. First have a look at my code, then we will talk about it.
$ cat copy.c
#include <stdio.h>
#define PERMS 0644 /* RW for owner, R for group, others */
#define BUFSIZE 1
char *progname;
int main(int argc,char * argv)
{
int f1, f2, n;
... (4 Replies)
Discussion started by: gabam
4 Replies
9. Programming
Hi,
Can I find size of the file from size of the buffer written?
nbECRITS = fwrite(strstr(data->buffer, ";") + 1, sizeof(char), (data->buffsize) - LEN_NOM_FIC, fic_sortie);
Thank You :) (1 Reply)
Discussion started by: ezee
1 Replies
10. UNIX for Dummies Questions & Answers
Hello,
I would like to increase the size of my buffer in my xterm window. My shell is bash and my home directory is auto mounted. I'm on Solaris 10, RHEL 5 and SLES 11 servers. Do you know where I can do this? (4 Replies)
Discussion started by: bitlord
4 Replies
CAT(1) User Commands CAT(1)
NAME
cat - concatenate files and print on the standard output
SYNOPSIS
cat [OPTION]... [FILE]...
DESCRIPTION
Concatenate FILE(s), or standard input, to standard output.
-A, --show-all
equivalent to -vET
-b, --number-nonblank
number nonempty output lines
-e equivalent to -vE
-E, --show-ends
display $ at end of each line
-n, --number
number all output lines
-s, --squeeze-blank
suppress repeated empty output lines
-t equivalent to -vT
-T, --show-tabs
display TAB characters as ^I
-u (ignored)
-v, --show-nonprinting
use ^ and M- notation, except for LFD and TAB
--help display this help and exit
--version
output version information and exit
With no FILE, or when FILE is -, read standard input.
EXAMPLES
cat f - g
Output f's contents, then standard input, then g's contents.
cat Copy standard input to standard output.
AUTHOR
Written by Torbjorn Granlund and Richard M. Stallman.
REPORTING BUGS
Report cat bugs to bug-coreutils@gnu.org
GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
General help using GNU software: <http://www.gnu.org/gethelp/>
Report cat translation bugs to <http://translationproject.org/team/>
COPYRIGHT
Copyright (C) 2010 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
SEE ALSO
The full documentation for cat is maintained as a Texinfo manual. If the info and cat programs are properly installed at your site, the
command
info coreutils 'cat invocation'
should give you access to the complete manual.
GNU coreutils 8.5 February 2011 CAT(1)