On Fri, 3 Oct 2008, Salamanka A. Serge wrote:

> Yes, this server is running virtual machines.
> But why in the output of command free there is only 1968128 listed ?

run "xm list" on the server ...

- Stephan

> Troy Dawson пишет:
>> Is this running a virtual machine?
>> If so, then your memory is going to your virtual machine.
>> I don't know all the details, but that is where it is going.
>> Troy
>> 
>> Salamanka A. Serge wrote:
>>> Dear SL users and developers,
>>> 
>>> You might have encountered such a problem before:
>>> 
>>> On SL5.2 server 4 Gb ROM (2 slots 2Gb each)
>>> After reboot the memory of 4 Gb is available for the OS. But after some 
>>> time 2 Gb are disappearing and only the other 2Gb are left for usage.
>>> [root@xeon3 ~]# free
>>>              total       used       free     shared    buffers     cached
>>> Mem:       1968128    1956916      11212          0       9812    1594676
>>> -/+ buffers/cache:     352428    1615700
>>> Swap:      8388576        148    8388428
>>> [root@xeon3 ~]#
>>> 
>>> 
>>> In /var/log/messages I can see only these lines with the word "memory":
>>> 
>>> Oct  2 16:19:34 xeon3 kernel: Memory: 3808892k/3973376k available (2417k 
>>> kernel code, 155608k reserved, 1350k data, 176k init)
>>> Oct  2 16:19:34 xeon3 kernel: Non-volatile memory driver v1.2
>>> 
>>> [root@xeon3 ~]# uname -a
>>> Linux xeon3.xxx.xx 2.6.18-92.1.10.el5xen #1 SMP Mon Aug 4 14:53:04 EDT 
>>> 2008 x86_64 x86_64 x86_64 GNU/Linux
>>> 
>>> Does anyone have any ideas what could be the reason for such a memory lost 
>>> ?
>>> 
>>> Thank you
>>> Serge

-- 
Stephan Wiesand
   DESY - DV -
   Platanenallee 6
   15738 Zeuthen, Germany