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release: reduce nf_conntrack_tcp_timeout_syn_sent to 20s #907

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release: reduce nf_conntrack_tcp_timeout_syn_sent to 20s #907

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2 changes: 2 additions & 0 deletions packages/release/release-sysctl.conf
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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,8 @@ net.ipv4.ip_local_port_range = 32768 60999
# Connection tracking to prevent dropped connections
net.netfilter.nf_conntrack_max = 1048576
net.netfilter.nf_conntrack_generic_timeout = 120
# Expire SYN_SENT entries before the VPC CNI IP reuse window (30s default)
net.netfilter.nf_conntrack_tcp_timeout_syn_sent = 20

# Enable loose mode for reverse path filter
net.ipv4.conf.lo.rp_filter = 2
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