en:dpi:faq:ddos_faq:ddos_os_parameters [Документация VAS Experts]
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    en:dpi:faq:ddos_faq:ddos_os_parameters [2023/10/10 08:25] – external edit 127.0.0.1en:dpi:faq:ddos_faq:ddos_os_parameters [2024/07/29 12:35] (current) – removed elena.krasnobryzh
    Line 1: Line 1:
    -====== Optimization OS network stack settings for the Web servers ====== +
    -{{indexmenu_n>1}} +
    -# The web server OS network stack optimization +
    -<code bash> +
    -net.core.netdev_max_backlog=10000 +
    -net.core.somaxconn=262144 +
    -net.ipv4.tcp_syncookies=1 +
    -net.ipv4.tcp_max_syn_backlog = 262144 +
    -net.ipv4.tcp_max_tw_buckets = 720000 +
    -net.ipv4.tcp_tw_recycle = 1 +
    -net.ipv4.tcp_timestamps = 1 +
    -net.ipv4.tcp_tw_reuse = 1 +
    -net.ipv4.tcp_fin_timeout = 30 +
    -net.ipv4.tcp_keepalive_time = 1800 +
    -net.ipv4.tcp_keepalive_probes = 7 +
    -net.ipv4.tcp_keepalive_intvl = 30 +
    -net.core.wmem_max = 33554432 +
    -net.core.rmem_max = 33554432 +
    -net.core.rmem_default = 8388608 +
    -net.core.wmem_default = 4194394 +
    -net.ipv4.tcp_rmem = 4096 8388608 16777216 +
    -net.ipv4.tcp_wmem = 4096 4194394 16777216 +
    -</code>+