e3d0e9cf76
network performance --HG-- extra : convert_revision : 9fd2f18a0d2b79942661d764d90177a50754d9c0
38 lines
1.3 KiB
Plaintext
38 lines
1.3 KiB
Plaintext
ifconfig eth1 mtu 9000 txqueuelen 1000 up
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### IPV4 specific settings
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# turns TCP timestamp support off, default 1, reduces CPU use
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echo "0" > /proc/sys/net/ipv4/tcp_timestamps
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# turn SACK support off, default on
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echo "0" > /proc/sys/net/ipv4/tcp_sack
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# sets min/default/max TCP read buffer, default 4096 87380 174760
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echo "10000000 10000000 10000000" > /proc/sys/net/ipv4/tcp_rmem
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# sets min/pressure/max TCP write buffer, default 4096 16384 131072
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echo "10000000 10000000 10000000" > /proc/sys/net/ipv4/tcp_wmem
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# sets min/pressure/max TCP buffer space, default 31744 32256 32768
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echo "10000000 10000000 10000000" > /proc/sys/net/ipv4/tcp_mem
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### CORE settings (mostly for socket and UDP effect)
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# maximum receive socket buffer size, default 131071
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echo "524287" > /proc/sys/net/core/rmem_max
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# maximum send socket buffer size, default 131071
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echo "524287" > /proc/sys/net/core/wmem_max
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# default receive socket buffer size, default 65535
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echo "524287" > /proc/sys/net/core/rmem_default
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# default send socket buffer size, default 65535
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echo "524287" > /proc/sys/net/core/wmem_default
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# maximum amount of option memory buffers, default 10240
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echo "524287" > /proc/sys/net/core/optmem_max
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# number of unprocessed input packets before kernel starts dropping them,
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# default 300
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echo "300000" > /proc/sys/net/core/netdev_max_backlog
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