Tag Archives: Tuning

Oracle Portal Performance

This note apply to Oracle Portal in HA environment and linux S.O. In the webcache event.log file , continuously this message is shown : [warning 11366] [ecid: xxxxxx] A client connection to listening port 80 is dropped. If the mandatory patches was applied and portal performance is really slow, follow bellow : This note […]

Tuning Linux OS Kernel Parameters for Oracle WebCache

This note is to increase the kernel parameters for better performance in tcp connection on Linux red-hat. First of all verify the system requirements to install WebCache in oracle.com, and check other required parameters like “kernel.sem” and  “kernel.shmall”. Tuning: Add in /etc/sysctl.conf net.ipv4.nonlocal_bind = 1 net.ipv4.tcp_timestamps = 0 net.ipv4.tcp_max_tw_buckets = 2000000 net.ipv4.tcp_sack = 0 net.ipv4.tcp_window_scaling […]