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total used free shared buff/cache available Mem: 7.7G 1.9G 706M 512M 5.1G 5.1G Swap: 2.0G 0B 2.0G
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1.2 ÕûÀí»º´æ
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$ sync; echo 1 > /proc/sys/vm/drop_caches
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1.3 ÊͷŲ»ÐëÒªµÄÄÚ´æ
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$ echo "vm.nr_hugepages=128" >> /etc/sysctl.conf $ sysctl -p
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$ echo "always" > /sys/kernel/mm/transparent_hugepage/enabled
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$ echo "lru" > /sys/kernel/mm/allocstool/lru $ echo "generallyfifo" > /sys/kernel/mm/allocstool/lru $ echo "buddy" > /sys/kernel/mm/allocstool/lru
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