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Full Discussion: CPU and Cores information
Operating Systems Linux Red Hat CPU and Cores information Post 302990419 by piccolinomax on Thursday 26th of January 2017 08:21:00 AM
Old 01-26-2017
CPU and Cores information

Hi all.
I have a question about linux command to find number of CPU and Core.
I usually use the command dmidecode -t processor to find cpu and core numbers . On this machine with Red Hat 4. 0 when I try to insert the command is returned the error
Code:
-bash: dmidecode: command not found

I try to use the following command
Code:
cat /proc/cpuinfo | grep processor | wc -l
1

cat /proc/cpuinfo | grep cpu | wc -l
3

It is mean that on the machine there is only one processor with 3 cores?
thanks a lot for the collaboration

Last edited by rbatte1; 01-26-2017 at 09:33 AM.. Reason: Added code tags & ICODE tags for clarity
 

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CPU(1)							      General Commands Manual							    CPU(1)

NAME
cpu - connection to cpu server SYNOPSIS
cpu [ -h server ] [ -c cmd args ... ] DESCRIPTION
Cpu starts an rc(1) running on the server machine, or the machine named in the $cpu environment variable if there is no -h option. Rc's standard input, output, and error files will be /dev/cons in the name space where the cpu command was invoked. Normally, cpu is run in an 81/2(1) window on a terminal, so rc output goes to that window, and input comes from the keyboard when that window is current. Rc's cur- rent directory is the working directory of the cpu command itself. The name space for the new rc is an analogue of the name space where the cpu command was invoked: it is the same except for architecture- dependent bindings such as /bin and the use of fast paths to file servers, if available. If a -c argument is present, the remainder of the command line is executed by rc on the server, and then cpu exits. The name space is built by running /usr/$user/lib/profile with the root of the invoking name space bound to /mnt/term. The service envi- ronment variable is set to cpu; the cputype and objtype environment variables reflect the server's architecture. FILES
The name space of the terminal side of the cpu command is mounted on the CPU side on directory /mnt/term. SOURCE
/sys/src/cmd/cpu.c SEE ALSO
rc(1), 81/2(1) BUGS
Binds and mounts done after the terminal lib/profile is run are not reflected in the new name space. CPU(1)
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