configs/boot/setup

   1 ifconfig eth1 mtu 9000 txqueuelen 1000 up
   2
   3 ### IPV4 specific settings
   4 # turns TCP timestamp support off, default 1, reduces CPU use
   5 echo "0" > /proc/sys/net/ipv4/tcp_timestamps
   6
   7 # turn SACK support off, default on
   8 echo "0" > /proc/sys/net/ipv4/tcp_sack
   9
  10 # sets min/default/max TCP read buffer, default 4096 87380 174760
  11 echo "10000000 10000000 10000000" > /proc/sys/net/ipv4/tcp_rmem
  12
  13 # sets min/pressure/max TCP write buffer, default 4096 16384 131072
  14 echo "10000000 10000000 10000000" > /proc/sys/net/ipv4/tcp_wmem
  15
  16 # sets min/pressure/max TCP buffer space, default 31744 32256 32768
  17 echo "10000000 10000000 10000000" > /proc/sys/net/ipv4/tcp_mem
  18
  19 ### CORE settings (mostly for socket and UDP effect)
  20 # maximum receive socket buffer size, default 131071
  21 echo "524287" > /proc/sys/net/core/rmem_max
  22
  23 # maximum send socket buffer size, default 131071
  24 echo "524287" > /proc/sys/net/core/wmem_max
  25
  26 # default receive socket buffer size, default 65535
  27 echo "524287" > /proc/sys/net/core/rmem_default
  28
  29 # default send socket buffer size, default 65535
  30 echo "524287" > /proc/sys/net/core/wmem_default
  31
  32 # maximum amount of option memory buffers, default 10240
  33 echo "524287" > /proc/sys/net/core/optmem_max
  34
  35 # number of unprocessed input packets before kernel starts dropping them,
  36 # default 300
  37 echo "300000" > /proc/sys/net/core/netdev_max_backlog