package/base-files/files/etc/init.d/sysctl

   1 #!/bin/sh /etc/rc.common
   2 # Copyright (C) 2006 OpenWrt.org
   3
   4 START=11
   5
   6 set_vm_min_free() {
   7         mem="$(grep MemTotal /proc/meminfo  | awk '{print $2}')"
   8         if [ "$mem" -gt 65536 ]; then # 128M
   9                 val=16384
  10         elif [ "$mem" -gt 32768 ]; then # 64M
  11                 val=8192
  12         elif [ "$mem" -gt 16384 ]; then # 32M
  13                 val=4096
  14         else
  15                 return
  16         fi
  17         sysctl -qw vm.min_free_kbytes="$val"
  18 }
  19
  20 start() {
  21         set_vm_min_free
  22         for CONF in /etc/sysctl.conf /etc/sysctl.d/*.conf; do
  23                 [ -f "$CONF" ] && sysctl -p "$CONF" -e >&-
  24         done
  25 }