最終更新:2013-10-10 (木) 20:36:57 (3843d)
Linux/etc/sysctl.conf
カーネルパラメータを記述する設定ファイル
設定
- net.ipv4.ip_forward
- net.ipv4.conf.default.rp_filter?
- net.ipv4.conf.default.accept_source_route?
- kernel.sysrq?
- kernel.core_uses_pid?
- net.ipv4.tcp_syncookies?
- net.bridge.bridge-nf-call-ip6tables?
- net.bridge.bridge-nf-call-iptables?
- net.bridge.bridge-nf-call-arptables?
- kernel.msgmnb?
- kernel.msgmax?
- kernel.shmmax?
- kernel.shmall?
パッケージ
例
# 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 kernel.shmmax = 68719476736 # Controls the maximum number of shared memory segments, in pages kernel.shmall = 4294967296