[CentOS] can i copy /proc

Tue Mar 18 18:39:17 UTC 2008
Milton Calnek <milton at calnek.com>

mkdir proc
cp /proc/cpuinfo proc

works for me.

So just out of curiosity, what do you hope to accomplish?

John R Pierce wrote:
> chloe K wrote:
>> yes.
>>
>> but i want to copy this file to have the parameter setting in this 
>> computer
>> eg: cpuinfo ... interrupt....
>>
>> how can I copy this file?
> 
> 
> which part of THEY ARE NOT FILES are you missing here?

everything in linux is a file: directories, printers, sockets, named pipes etc.

> 
> thats the kernel reporting the ACTUAL cpuinfo. you can''t change that.  
> ditto interrupts, etc.
> 
> $ cat /proc/interrupts
>           CPU0       0: 2214281030          XT-PIC  timer
>  1:          2          XT-PIC  i8042
>  2:          0          XT-PIC  cascade
>  6:          6          XT-PIC  floppy
>  7:          1          XT-PIC  parport0
>  8:          1          XT-PIC  rtc
>  9:          1          XT-PIC  acpi, uhci_hcd:usb2
> 11:     218548          XT-PIC  eth0
> 12:          1          XT-PIC  uhci_hcd:usb1
> 14:    4659843          XT-PIC  ide0
> 15:   19337609          XT-PIC  ide1
> NMI:          0
> LOC:          0
> ERR:          0
> MIS:          0
> 
> what possible sense would 'copying' that to another system make?  I go 
> to a different computer...
> 
>  # cat /proc/interrupts
>           CPU0       0: 1078260604          XT-PIC  timer
>  1:          3          XT-PIC  keyboard
>  2:          0          XT-PIC  cascade
>  7:          0          XT-PIC  usb-ohci
>  8:          1          XT-PIC  rtc
>  9:   75485990          XT-PIC  aic7xxx
> 10: 1754046926          XT-PIC  eth0
> 14:        131          XT-PIC  ide0
> NMI:          0
> ERR:          0
> 
> and the different devices are on different IRQs, never mind the IRQ 
> counts being different.
> 
> anyways, most of whats in /proc is readonly.
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-- 
Milton Calnek BSc, A/Slt(Ret.)
milton at calnek.com
306-717-8737


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