/etc/mysql/my.conf
max_connections = 1000
# allow testing with buffers up to 128MB net.core.rmem_max = 134217728 net.core.wmem_max = 134217728 # increase Linux autotuning TCP buffer limit to 64MB net.ipv4.tcp_rmem = 4096 87380 67108864 net.ipv4.tcp_wmem = 4096 65536 67108864
原文：http://www.cnblogs.com/ruiy/p/5328882.html