diff --git a/05.PVE制作虚拟机模板.md b/05.PVE制作虚拟机模板.md
index 1d7d8e6..bfeb847 100644
--- a/05.PVE制作虚拟机模板.md
+++ b/05.PVE制作虚拟机模板.md
@@ -187,14 +187,18 @@ $ sudo nvim /etc/sysctl.d/99-sysctl.conf
 kernel.panic = 20
 kernel.panic_on_oops = 1
 
-net.core.default_qdisc = fq_codel
-net.ipv4.tcp_congestion_control = bbr
+net.core.default_qdisc = pfifo_fast
+net.ipv4.tcp_congestion_control = cubic
 
 # Other adjustable system parameters
 
 net.core.netdev_budget = 600
 net.core.netdev_budget_usecs = 20000
 
+net.core.somaxconn = 8192
+net.core.rmem_max = 16777216
+net.core.wmem_max = 16777216
+
 net.ipv4.conf.all.log_martians = 1
 
 net.ipv4.igmp_max_memberships = 256
@@ -203,8 +207,8 @@ net.ipv4.tcp_challenge_ack_limit = 1000
 net.ipv4.tcp_fin_timeout = 30
 net.ipv4.tcp_keepalive_time = 120
 net.ipv4.tcp_notsent_lowat = 131072
-net.ipv4.tcp_rmem = 8192 262144 536870912
-net.ipv4.tcp_wmem = 4096 16384 536870912
+net.ipv4.tcp_rmem = 16384 262144 8388608
+net.ipv4.tcp_wmem = 32768 524288 16777216
 
 net.ipv6.conf.all.use_tempaddr = 0
 net.ipv6.conf.default.use_tempaddr = 0
diff --git a/07.PVE制作TS服务器.md b/07.PVE制作TS服务器.md
index 7ae515b..1bbe765 100644
--- a/07.PVE制作TS服务器.md
+++ b/07.PVE制作TS服务器.md
@@ -192,6 +192,9 @@ net.core.netdev_budget = 600
 net.core.netdev_budget_usecs = 20000
 
 net.core.rps_sock_flow_entries = 32768
+net.core.somaxconn = 8192
+net.core.rmem_max = 16777216
+net.core.wmem_max = 16777216
 
 net.ipv4.conf.all.accept_redirects = 0
 net.ipv4.conf.default.accept_redirects = 0
@@ -219,8 +222,8 @@ net.ipv4.tcp_challenge_ack_limit = 1000
 net.ipv4.tcp_fin_timeout = 30
 net.ipv4.tcp_keepalive_time = 120
 net.ipv4.tcp_notsent_lowat = 131072
-net.ipv4.tcp_rmem = 8192 262144 536870912
-net.ipv4.tcp_wmem = 4096 16384 536870912
+net.ipv4.tcp_rmem = 16384 262144 8388608
+net.ipv4.tcp_wmem = 32768 524288 16777216
 
 net.ipv6.conf.all.accept_ra = 0
 net.ipv6.conf.default.accept_ra = 0
diff --git a/src/debian/debian_dns_99_sysctl.conf b/src/debian/debian_dns_99_sysctl.conf
index 7883fba..20fdbf6 100644
--- a/src/debian/debian_dns_99_sysctl.conf
+++ b/src/debian/debian_dns_99_sysctl.conf
@@ -4,14 +4,18 @@
 kernel.panic = 20
 kernel.panic_on_oops = 1
 
-net.core.default_qdisc = fq_codel
-net.ipv4.tcp_congestion_control = bbr
+net.core.default_qdisc = pfifo_fast
+net.ipv4.tcp_congestion_control = cubic
 
 # Other adjustable system parameters
 
 net.core.netdev_budget = 600
 net.core.netdev_budget_usecs = 20000
 
+net.core.somaxconn = 8192
+net.core.rmem_max = 16777216
+net.core.wmem_max = 16777216
+
 net.ipv4.conf.all.log_martians = 1
 
 net.ipv4.igmp_max_memberships = 256
@@ -20,8 +24,8 @@ net.ipv4.tcp_challenge_ack_limit = 1000
 net.ipv4.tcp_fin_timeout = 30
 net.ipv4.tcp_keepalive_time = 120
 net.ipv4.tcp_notsent_lowat = 131072
-net.ipv4.tcp_rmem = 8192 262144 536870912
-net.ipv4.tcp_wmem = 4096 16384 536870912
+net.ipv4.tcp_rmem = 16384 262144 8388608
+net.ipv4.tcp_wmem = 32768 524288 16777216
 
 net.ipv6.conf.all.use_tempaddr = 0
 net.ipv6.conf.default.use_tempaddr = 0
diff --git a/src/debian/debian_ts_99_sysctl.conf b/src/debian/debian_ts_99_sysctl.conf
index 68e3b3a..81c16e1 100644
--- a/src/debian/debian_ts_99_sysctl.conf
+++ b/src/debian/debian_ts_99_sysctl.conf
@@ -18,6 +18,9 @@ net.core.netdev_budget = 600
 net.core.netdev_budget_usecs = 20000
 
 net.core.rps_sock_flow_entries = 32768
+net.core.somaxconn = 8192
+net.core.rmem_max = 16777216
+net.core.wmem_max = 16777216
 
 net.ipv4.conf.all.accept_redirects = 0
 net.ipv4.conf.default.accept_redirects = 0
@@ -45,8 +48,8 @@ net.ipv4.tcp_challenge_ack_limit = 1000
 net.ipv4.tcp_fin_timeout = 30
 net.ipv4.tcp_keepalive_time = 120
 net.ipv4.tcp_notsent_lowat = 131072
-net.ipv4.tcp_rmem = 8192 262144 536870912
-net.ipv4.tcp_wmem = 4096 16384 536870912
+net.ipv4.tcp_rmem = 16384 262144 8388608
+net.ipv4.tcp_wmem = 32768 524288 16777216
 
 net.ipv6.conf.all.accept_ra = 0
 net.ipv6.conf.default.accept_ra = 0