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 10c7f8c..547e6fe 100644
--- a/05.PVE制作虚拟机模板.md
+++ b/05.PVE制作虚拟机模板.md
@@ -191,15 +191,16 @@ net.ipv4.tcp_congestion_control = bbr
 
 # Other adjustable system parameters
 
+net.core.netdev_budget = 600
+net.core.netdev_budget_usecs = 20000
+
 net.ipv4.conf.all.log_martians = 1
 
-net.ipv4.igmp_max_memberships = 100
+net.ipv4.igmp_max_memberships = 256
 
 net.ipv4.tcp_challenge_ack_limit = 1000
 net.ipv4.tcp_fin_timeout = 30
 net.ipv4.tcp_keepalive_time = 120
-net.ipv4.tcp_max_orphans = 4096
-net.ipv4.tcp_max_tw_buckets = 4096
 net.ipv4.tcp_syncookies = 1
 
 net.ipv6.conf.all.use_tempaddr = 0
diff --git a/src/debian/debian_99_sysctl.conf b/src/debian/debian_99_sysctl.conf
index 72d5ede..53fe8a9 100644
--- a/src/debian/debian_99_sysctl.conf
+++ b/src/debian/debian_99_sysctl.conf
@@ -9,15 +9,16 @@ net.ipv4.tcp_congestion_control = bbr
 
 # Other adjustable system parameters
 
+net.core.netdev_budget = 600
+net.core.netdev_budget_usecs = 20000
+
 net.ipv4.conf.all.log_martians = 1
 
-net.ipv4.igmp_max_memberships = 100
+net.ipv4.igmp_max_memberships = 256
 
 net.ipv4.tcp_challenge_ack_limit = 1000
 net.ipv4.tcp_fin_timeout = 30
 net.ipv4.tcp_keepalive_time = 120
-net.ipv4.tcp_max_orphans = 4096
-net.ipv4.tcp_max_tw_buckets = 4096
 net.ipv4.tcp_syncookies = 1
 
 net.ipv6.conf.all.use_tempaddr = 0