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@@ -199,7 +199,7 @@ using the sched_setaffinity, mbind and set_mempolicy system calls.
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The following rules apply to each cpuset:
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- Its CPUs and Memory Nodes must be a subset of its parents.
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- - It can only be marked exclusive if its parent is.
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+ - It can't be marked exclusive unless its parent is.
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- If its cpu or memory is exclusive, they may not overlap any sibling.
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These rules, and the natural hierarchy of cpusets, enable efficient
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@@ -345,7 +345,7 @@ is modified to perform an inline check for this PF_SPREAD_PAGE task
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flag, and if set, a call to a new routine cpuset_mem_spread_node()
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returns the node to prefer for the allocation.
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-Similarly, setting 'memory_spread_cache' turns on the flag
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+Similarly, setting 'memory_spread_slab' turns on the flag
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PF_SPREAD_SLAB, and appropriately marked slab caches will allocate
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pages from the node returned by cpuset_mem_spread_node().
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@@ -709,7 +709,10 @@ Now you want to do something with this cpuset.
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In this directory you can find several files:
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# ls
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-cpus cpu_exclusive mems mem_exclusive mem_hardwall tasks
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+cpu_exclusive memory_migrate mems tasks
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+cpus memory_pressure notify_on_release
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+mem_exclusive memory_spread_page sched_load_balance
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+mem_hardwall memory_spread_slab sched_relax_domain_level
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Reading them will give you information about the state of this cpuset:
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the CPUs and Memory Nodes it can use, the processes that are using
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Miao Xie