set shared memory parameters in Centos

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echo “kernel.shmmax=34359738368” >> /etc/sysctl.conf
echo “kernel.shmmni=4096” >> /etc/sysctl.conf
echo “kernel.shmall=34359738368” >> /etc/sysctl.conf
echo “kernel.sem = 250 32000 100 564” >> /etc/sysctl.conf

sysctl -p

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