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Change in kernel settings

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Ycarus (Yannick Chabanois) 2024-07-31 11:02:21 +00:00
parent 6aa0d03888
commit 654e1a1335
1 changed files with 20 additions and 10 deletions
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30
shadowsocks.6.1.conf
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@ -2,18 +2,18 @@
# max open files # max open files
fs.file-max = 512000 fs.file-max = 512000
# max read buffer # max read buffer
net.core.rmem_max = 16777216 net.core.rmem_max = 7500000
# max write buffer # max write buffer
net.core.wmem_max = 16777216 net.core.wmem_max = 7500000
#net.core.optmem_max = 33554432 #net.core.optmem_max = 33554432
# default read buffer # default read buffer
#net.core.rmem_default = 16777216 #net.core.rmem_default = 16777216
# default write buffer # default write buffer
#net.core.wmem_default = 16777216 #net.core.wmem_default = 16777216
# max processor input queue # max processor input queue
net.core.netdev_max_backlog = 4096 net.core.netdev_max_backlog = 10000
# max backlog # max backlog
net.core.somaxconn = 4096 net.core.somaxconn = 16384
# resist SYN flood attacks # resist SYN flood attacks
net.ipv4.tcp_syncookies = 1 net.ipv4.tcp_syncookies = 1
@ -30,24 +30,27 @@ net.ipv4.tcp_keepalive_time = 7200
# outbound port range # outbound port range
net.ipv4.ip_local_port_range = 9999 65000 net.ipv4.ip_local_port_range = 9999 65000
# max SYN backlog # max SYN backlog
net.ipv4.tcp_max_syn_backlog = 10240 net.ipv4.tcp_max_syn_backlog = 4096
# max timewait sockets held by system simultaneously # max timewait sockets held by system simultaneously
net.ipv4.tcp_max_tw_buckets = 10000 net.ipv4.tcp_max_tw_buckets = 16384
# turn on TCP Fast Open on both client and server side # turn on TCP Fast Open on both client and server side
net.ipv4.tcp_fastopen = 3 net.ipv4.tcp_fastopen = 3
# TCP buffer # TCP buffer
net.ipv4.tcp_mem = 1638400 1638400 1638400 net.ipv4.tcp_mem = 409600 819200 1638400
# UDP buffer # UDP buffer
#net.ipv4.udp_mem = 4096 87380 16777216 net.ipv4.udp_mem = 4096 87380 16777216
# TCP receive buffer # TCP receive buffer
net.ipv4.tcp_rmem = 4096 87380 16777216 net.ipv4.tcp_rmem = 4096 87380 16777216
# TCP write buffer # TCP write buffer
net.ipv4.tcp_wmem = 4096 87380 16777216 net.ipv4.tcp_wmem = 4096 87380 16777216
# turn on path MTU discovery # turn on path MTU discovery
net.ipv4.tcp_mtu_probing = 0 net.ipv4.tcp_mtu_probing = 0
# 1/8 * available memory in receive buffer
net.ipv4.tcp_adv_win_scale=-3
# limits the size of unsent bytes in the write queue
net.ipv4.tcp_notsent_lowat = 131072
# for low-latency network, use cubic instead # for low-latency network, use cubic instead
net.ipv4.tcp_congestion_control = bbr
net.core.default_qdisc = fq net.core.default_qdisc = fq
# Default conntrack is too small # Default conntrack is too small
net.netfilter.nf_conntrack_max = 524288 net.netfilter.nf_conntrack_max = 524288
@ -58,10 +61,17 @@ net.ipv4.conf.all.log_martians = 0
net.ipv4.conf.default.log_martians = 0 net.ipv4.conf.default.log_martians = 0
# MPTCP settings # MPTCP settings
net.ipv4.tcp_ecn = 2
net.mptcp.checksum_enabled = 0 net.mptcp.checksum_enabled = 0
net.mptcp.add_addr_timeout = 120 net.mptcp.add_addr_timeout = 120
net.mptcp.allow_join_initial_addr_port = 1 net.mptcp.allow_join_initial_addr_port = 1
net.mptcp.enabled = 1 net.mptcp.enabled = 1
net.mptcp.pm_type = 0 net.mptcp.pm_type = 0
net.mptcp.stale_loss_cnt = 4 net.mptcp.stale_loss_cnt = 4
net.ipv4.tcp_ecn = 2 net.mptcp.mptcp_checksum=0
net.mptcp.mptcp_path_manager=fullmesh
net.mptcp.mptcp_scheduler=mptcp_burst
net.mptcp.mptcp_syn_retries=4
net.mptcp.mptcp_version=1
net.mptcp.checksum_enabled=0
net.ipv4.tcp_congestion_control=bbr