Messages in this thread | | | Subject | Re: New filesystem for Linux | From | Alan Cox <> | Date | Sun, 05 Nov 2006 01:58:56 +0000 |
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Ar Sad, 2006-11-04 am 19:40 +0100, ysgrifennodd Mikulas Patocka: > > The problem with a per_cpu biglock is that you may consume a lot of RAM for > > big NR_CPUS. Count 32 KB per 'biglock' if NR_CPUS=1024 > > Does one Linux kernel run on system with 1024 cpus? I guess it must fry > spinlocks... (or even lockup due to spinlock livelocks)
Altix goes that big and bigger.
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