Huges_Pages Setup for Host
Find the memory on the host: [gg60@ut03 :+ASM] /home/dba/gg60 $ free -m total used free shared buffers cached Mem: 3820 3773 47 0 396 2045 [gg60@ut03 :+ASM] /home/dba/gg60 $ cat /proc/meminfo | grep Mem MemTotal: 3912580 kB MemFree: 64228 kB ********************************************************************************* Set the value for vm.nr_hugepages: 3820/1024 = 3.73 GB 1.5 GB is 40% (this will be the sga_target value 1528 MB ) (1.50 * 1024 * 1024/2048) + 5 = 773 vm.nr_hugepages=773 A) Edit /etc/sysctl.conf Add line: vm.nr_hugepages=773 ********************************************************************************* Set the value for Soft memlock and Hard memlock: 3912580 * 2 = 7825160 B) Edit: /etc/security/limits.conf Add lines: oracle soft memlock 7825160 oracle hard memlock 7825160 ************************************************************************************* .75 * 3264 * 1024 * 1024 = 3004170240 kernel.shmmax = 3004170240 C) Edit /etc/sysctl.conf Add line:…
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