Hi to all,
i have an app on solaris 5.8 writed in C++ (3.2.1) that use multi threading.
Hardware has 8 cpu. When i run my app i note that the average of cpu go at least at 40%, and the performance are not so higher..
There is a cpu limitation on solaris, that dedicate only a part of cpu... (3 Replies)
Hi All,
In my application malloc is returning NULL even though there is sufficient amount of free memory is available but swap memory is low.
Is this possible that, if free memory is high & swap memory is low, malloc will not be able to allocate memory & return NULL ?:)
Kindly look into... (5 Replies)
on the file Ftp'd from the mainframe ,do we have any UNIX command to replace mainframe low and values to space or null.
i tried using tr and it doesn't work ...
Thanks (1 Reply)
Is it possible to have a bash script pick the highest and lowest values of four variables? I've been googling for this but haven't come up with anything. I have a script that assigns variables ($c0, $c1, $c2, and $c3) based on the coretemps from grep/sed statements of sensors. I'd like to also... (5 Replies)
Hi guys,
i have a question about spliting a binary file into 2 chunks.
First chunk with all high bytes and the second one with all low bytes.
What unix tools can i use? And how can this be performed?
I looked in manpages of split and dd but this does not help.
Thanks (2 Replies)
There might be some problem with my server,
because every morning at 7, it's performance become bad with no DB extra deadlock.
But I just couldn't figure it out.
Please give me some advise, thanks a lot...
According to the CPU performace chart, Daily CPU loading Maximum: 42 %, Average:36%.
... (8 Replies)
Need some clarification on this....
1. how are kernel/ user spaces and high/low memory related?
2. What do they all mean when i have the kernel command line as:
"console=ttyS0,115200 root=/dev/sda2 rw mem=exactmap memmap=1M@0 memmap=96M@1M irqpoll"
or
2. what do mem and memmap mean in... (3 Replies)
Hi
I am running AIX 5.2. My server is running low on memory. It it using about 1307775 file pages on a total of 1511424 (from vmstat -v).
I looked at the memory yesterday morning, and we had plenty of free memory. I did a backup from Windows (ftp mget command) of a large file selection. From... (5 Replies)
Hi team
I have three physical servers running on Red Hat Enterprise Linux Server release 6.2 with the following memory conditions:
# cat /proc/meminfo | grep -i mem
MemTotal: 8062888 kB
MemFree: 184540 kB
Shmem: 516 kB
and the following swap conditions:
... (6 Replies)
Could I please get some recommendations of a linux live cd for low memory? (1 Reply)
Discussion started by: cokedude
1 Replies
LEARN ABOUT CENTOS
ascii
ASCII(7) Linux Programmer's Manual ASCII(7)NAME
ascii - ASCII character set encoded in octal, decimal, and hexadecimal
DESCRIPTION
ASCII is the American Standard Code for Information Interchange. It is a 7-bit code. Many 8-bit codes (such as ISO 8859-1, the Linux
default character set) contain ASCII as their lower half. The international counterpart of ASCII is known as ISO 646.
The following table contains the 128 ASCII characters.
C program 'X' escapes are noted.
Oct Dec Hex Char Oct Dec Hex Char
------------------------------------------------------------------------
000 0 00 NUL '