How to enable multiprocessor in RHEL5.1

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Operating Systems Linux Red Hat How to enable multiprocessor in RHEL5.1

06-24-2008

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How to enable multiprocessor in RHEL5.1

I just noticed from /proc/cpuinfo, it only show up 1 processor. We have at least 8 processors. How can I enable all these processors in RHEL 5.1?

cat /proc/cpuinfo

processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Genuine Intel(R) CPU @ 0000 @ 2.40GHz
stepping : 2
cpu MHz : 2400.147
cache size : 8192 KB
physical id : 0
siblings : 1
core id : 0
cpu cores : 1
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm syscall nx rdtscp lm constant_tsc up pni monitor ds_cpl vmx est tm2 cx16 xtpr popcnt lahf_lm
bogomips : 4880.44
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:

Please help.

Thanks alot.

beeloo

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06-25-2008

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Use the smp kernel.

ramen_noodle

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