This blog documents building an Oracle 2-node 12.1.0.2.0 Grid Infrastructure (GI) ASM Flex Cluster using Oracle GNS on LXC Linux Containers on Violin Memory Flash Array.

[OEL 6.3][templates][root@tme-srv2567]# lxc-create -t oracle -n lxcora02

Edit /etc/sysctl.conf

[OEL 6.3][templates][root@tme-srv2567]# cat /etc/sysctl.conf

# Kernel sysctl configuration file for Red Hat Linux

#

# For binary values, 0 is disabled, 1 is enabled. See sysctl(8) and

# sysctl.conf(5) for more details.

# Controls IP packet forwarding

net.ipv4.ip_forward = 0

# Controls source route verification

net.ipv4.conf.default.rp_filter = 1

# Do not accept source routing

net.ipv4.conf.default.accept_source_route = 0

# Controls the System Request debugging functionality of the kernel

kernel.sysrq = 0

# Controls whether core dumps will append the PID to the core filename.

# Useful for debugging multi-threaded applications.

kernel.core_uses_pid = 1

# Controls the use of TCP syncookies

net.ipv4.tcp_syncookies = 1

# Disable netfilter on bridges.

net.bridge.bridge-nf-call-ip6tables = 0

net.bridge.bridge-nf-call-iptables = 0

net.bridge.bridge-nf-call-arptables = 0

# Controls the default maxmimum size of a mesage queue

kernel.msgmnb = 65536

# Controls the maximum size of a message, in bytes

kernel.msgmax = 65536

# Controls the maximum shared segment size, in bytes

# Controls the maximum number of shared memory segments, in pages

kernel.shmall = 4294967296

# oracle-rdbms-server-11gR2-preinstall setting for fs.file-max is 6815744

fs.file-max = 6815744

# oracle-rdbms-server-11gR2-preinstall setting for kernel.sem is '250 32000 100 128'

kernel.sem = 250 32000 100 128

# oracle-rdbms-server-11gR2-preinstall setting for kernel.shmmni is 4096

kernel.shmmni = 4096

# oracle-rdbms-server-11gR2-preinstall setting for kernel.shmall is 1073741824 on x86_64

# oracle-rdbms-server-11gR2-preinstall setting for kernel.shmall is 2097152 on i386

# oracle-rdbms-server-11gR2-preinstall setting for kernel.shmmax is 4398046511104 on x86_64

# oracle-rdbms-server-11gR2-preinstall setting for kernel.shmmax is 4294967295 on i386

kernel.shmmax = 4398046511104

# oracle-rdbms-server-11gR2-preinstall setting for net.core.rmem_default is 262144

net.core.rmem_default = 262144

# oracle-rdbms-server-11gR2-preinstall setting for net.core.rmem_max is 4194304

net.core.rmem_max = 4194304

# oracle-rdbms-server-11gR2-preinstall setting for net.core.wmem_default is 262144

net.core.wmem_default = 262144

# oracle-rdbms-server-11gR2-preinstall setting for net.core.wmem_max is 1048576

net.core.wmem_max = 1048576

# oracle-rdbms-server-11gR2-preinstall setting for fs.aio-max-nr is 1048576

fs.aio-max-nr = 1048576

# oracle-rdbms-server-11gR2-preinstall setting for net.ipv4.ip_local_port_range is 9000 65500

net.ipv4.ip_local_port_range = 9000 65500

# Hugepages Oracle

vm.nr_hugepages = 2060

[OEL 6.3][templates][root@tme-srv2567]#