| 1 | #!/bin/bash |
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| 2 | # Program: |
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| 3 | # Kerrighed NFS Performance Tuning |
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| 4 | # History: |
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| 5 | # 2008/03/20 VER.1 |
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| 6 | PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin~/bin |
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| 7 | export PATH |
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| 8 | |
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| 9 | #TCP Tuning |
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| 10 | sysctl -w net.core.rmem_default=262140 |
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| 11 | sysctl -w net.core.rmem_max=8388608 |
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| 12 | sysctl -w net.core.wmem_default=262144 |
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| 13 | sysctl -w net.core.wmem_max=8388608 |
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| 14 | sysctl -w net.ipv4.tcp_rmem="4096 87380 4194304" |
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| 15 | sysctl -w net.ipv4.tcp_wmem="4096 87380 4194304" |
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| 16 | |
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| 17 | #IPC Tuning |
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| 18 | echo "kernel.shmall = 796917578" >> /etc/sysctl.conf |
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| 19 | echo "kernel.shmmax = 796917578" >> /etc/sysctl.conf |
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| 20 | echo "kernel.shmmni = 4096" >> /etc/sysctl.conf |
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| 21 | exit 0 |
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| 22 | |
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