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Old 01-26-2018, 12:45 AM   #1
mingyun
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Registered: Jan 2018
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How can allocate memory within socket(NUMA node) manually in multi socket system?


Hi all.

I have a quadra-socket system on RHEL and I'm testing a job that takes about 1-day runtime.

So it's important to bind the process within sockets because NUMA node makes a runtime variation.

The problem is when the job takes about 50% of node 0's memory, OS makes the job use node 3's memory.

I used "taskset -c", but it's showing the same result.

Can I make a job using node 0's memory fully and then use another node's memory?
 
  


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