Monthly Archives: September 2015

cpuset by example

cpuset is an important concepts in linux system and is created to provide a mechanism to assign a set of cpus and mem nodes to a set of tasks. Details can be found here from kernel documents kernel documents. Here … Continue reading


isolcpus, numactl and taskset

isolcpus is one of the kernel boot params that isolated certain cpus from kernel scheduling, which is especially useful if you want to dedicate some cpus for special tasks with least unwanted interruption (but cannot get to 0) in a … Continue reading


pylab and IPython magic internals

IPython magic pylab is something I learnt on my first day with IPython after some unsuccessful attempts to import various libs myself manually. (my work environment is highlighted by a rich mix of various versions of libraries so manually make … Continue reading

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