SeedBox优化Linux的参数
https://post.smzdm.com/p/654616/
1、WinScp编辑文件:/etc/fstab(建议略过该步有严重BUG)
2、插入代码 noatime 到 errors=remount-ro 的前面 分隔符为逗号(请参考下图)然后保存!(建议略过该步有严重BUG)
3、WinScp编辑文件:/etc/sysctl.conf (把下面的文本复制到这个文件底部,注意最后要有1个换行符)
vm.swappiness = 1
fs.file-max = 2000000
kernel.pid_max = 4194303
kernel.sched_migration_cost_ns = 5000000
kernel.sched_autogroup_enabled = 0
net.ipv4.tcp_slow_start_after_idle = 0
net.ipv4.tcp_no_metrics_save = 0
net.ipv4.tcp_abort_on_overflow = 0
net.ipv4.tcp_window_scaling = 1
net.ipv4.tcp_tw_reuse = 1
vm.dirty_background_ratio = 20
vm.dirty_ratio = 30
net.ipv4.tcp_rfc1337 = 1
net.ipv4.tcp_sack = 1
net.ipv4.tcp_fack = 1
net.ipv4.tcp_workaround_signed_windows = 1
net.ipv4.tcp_timestamps = 1
net.ipv4.tcp_syncookies = 1
net.ipv4.tcp_syn_retries = 2
net.ipv4.tcp_synack_retries = 2
net.ipv4.tcp_orphan_retries = 2
net.ipv4.tcp_retries2 = 8
net.ipv4.ip_local_port_range = 1024 65535
net.core.netdev_max_backlog = 3240000
net.core.somaxconn = 50000
net.ipv4.tcp_max_tw_buckets = 1440000
net.ipv4.tcp_max_syn_backlog = 3240000
net.ipv4.tcp_mtu_probing = 1
net.ipv4.tcp_fin_timeout = 15
net.ipv4.tcp_keepalive_time = 600
net.ipv4.tcp_keepalive_intvl = 10
net.ipv4.tcp_keepalive_probes = 9
net.ipv4.ip_no_pmtu_disc = 0
net.core.rmem_default = 16777216
net.core.wmem_default = 16777216
net.core.optmem_max = 16777216
net.core.rmem_max = 16777216
net.core.wmem_max = 16777216
net.ipv4.tcp_fastopen = 3
net.ipv4.tcp_rmem = 4096 87380 16777216
net.ipv4.tcp_wmem = 4096 65536 16777216
net.ipv4.tcp_adv_win_scale = 24、WinScp编辑文件:/etc/security/limits.conf (把下面这些参数给复制进去)然后保存!
5、Putty输入命令: reboot (重启一下服务器,使得我们刚才所有的设置生效)
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