[Xen-devel] Hypervisor reserves 50GB RAM

[abc <abc@xxxxxxxxxxxxxx>]

I just installed SuSE11 with kernel 2.6.25.18.0.2-xen PAE on a 16 core 
64GB equipped Caneland machine.
After booting dom0, top shows that roughly 50GB are missing.

Where did all the memory go?

>top

top - 09:39:29 up 3 days, 19:37,  6 users,  load average: 0.20, 0.25, 0.17 
Tasks: 362 total,   1 running, 360 sleeping,   1 stopped,   0 zombie 
Cpu0  :  2.0%us,  0.0%sy,  0.0%ni, 96.7%id,  1.3%wa,  0.0%hi,  0.0%si,  0.0%st 
Cpu1  :  0.0%us,  0.0%sy,  0.0%ni,100.0%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st 
Cpu2  :  7.6%us,  1.3%sy,  0.0%ni, 91.1%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st 
Cpu3  :  0.0%us,  0.0%sy,  0.0%ni,100.0%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st 
Cpu4  :  0.0%us,  0.0%sy,  0.0%ni,100.0%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st 
Cpu5  :  0.0%us,  0.0%sy,  0.0%ni,100.0%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st 
Cpu6  :  0.7%us,  0.0%sy,  0.0%ni, 99.3%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st 
Cpu7  :  1.6%us,  0.0%sy,  0.0%ni, 98.4%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st 
Cpu8  :  0.0%us,  0.0%sy,  0.0%ni,100.0%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st 
Cpu9  :  0.3%us,  0.3%sy,  0.0%ni, 99.3%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st 
Cpu10 :  0.0%us,  0.0%sy,  0.0%ni,100.0%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st 
Cpu11 :  0.0%us,  0.0%sy,  0.0%ni,100.0%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st 
Cpu12 :  1.6%us,  0.0%sy,  0.0%ni, 98.4%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st 
Cpu13 :  2.6%us,  0.7%sy,  0.0%ni, 96.7%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st 
Cpu14 :  1.7%us,  0.7%sy,  0.0%ni, 97.4%id,  0.0%wa,  0.0%hi,  0.0%si,  0.3%st 
Cpu15 :  0.3%us,  0.0%sy,  0.0%ni, 99.7%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st 
Mem:  12968960k total, 12815264k used,   153696k free,   152472k buffers 
Swap:        0k total,        0k used,        0k free, 11656392k cached 


--
Gregor



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