#Memory: error=12,reason=Cannot allocate memory
sed -i 's/^#MAX_LOCKED_MEMORY.*/MAX_LOCKED_MEMORY=unlimited/' /etc/sysconfig/elasticsearch sed -i '$a* soft memlock unlimited' /etc/security/limits.conf sed -i '$a* hard memlock unlimited' /etc/security/limits.conf sed -i '/[Service]/aLimitMEMLOCK=infinity' /usr/lib/systemd/system/elasticsearch.service systemctl daemon-reload systemctl restart elasticsearch
