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Investigate the use of NUMA in qemu #42

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MatiasVara opened this issue Jun 4, 2017 · 4 comments
Open

Investigate the use of NUMA in qemu #42

MatiasVara opened this issue Jun 4, 2017 · 4 comments
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investigate This label Identifies items to be investigated. They should be the previous step for an Epic.
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@MatiasVara
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Investigate toro support for NUMA emulated hardware in Qemu.
@MatiasVara MatiasVara added the investigate This label Identifies items to be investigated. They should be the previous step for an Epic. label Jun 4, 2017
@MatiasVara
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  -object memory-backend-ram,id=mem0,size=512M            \
  -object memory-backend-ram,id=mem1,size=512M            \
  -numa node,nodeid=0,cpus=0-1,memdev=mem0                \
  -numa node,nodeid=1,cpus=2-3,memdev=mem1                \
  -numa node,nodeid=2                                     \
  -numa node,nodeid=3                                     \

@MatiasVara
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https://patchew.org/QEMU/20211027052958.280741-1-gshan@redhat.com/

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https://uefi.org/specs/ACPI/6.4/05_ACPI_Software_Programming_Model/ACPI_Software_Programming_Model.html

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See https://futurewei-cloud.github.io/ARM-Datacenter/qemu/how-to-configure-qemu-numa-nodes/. We require to query numa information to assign NUMA nodes per core.

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