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Scaling Linux to New Heights: the SGI Altix 3000 System (Linux Journal)
The Linux Journal looks at SGI's new
Linux-based supercomputer - from the point of view of one of the
engineers involved in its creation.
"We used the following patches
from these projects: CPU scheduler, Big Kernel Lock usage reduction
improvements, dcache_lock-usage reduction improvements based on the
Read-Copy-Update spinlock paradigm and xtime_lock (gettimeofday) usage
reduction improvements based on the FRlock locking paradigm.
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