Vnode Redundancy issue with Linux

Created by Gregory Attica, Modified on Wed, 26 Feb at 3:38 PM by Gregory Attica

1) Operating System Timeout:

  • Linux uses certain parameters in /proc/sys/net/ipv4/tcp_keepalive_* to manage inactive connections. You can reduce these values to allow the system to detect disconnections more quickly. Try the following:
bash
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sudo sysctl -w net.ipv4.tcp_keepalive_time=10 sudo sysctl -w net.ipv4.tcp_keepalive_intvl=5 sudo sysctl -w net.ipv4.tcp_keepalive_probes=3

This will make the system check every 10 seconds whether the connection is still active.

2) Network Protocol Configuration:

  • If the software uses TCP, failure detection depends on the connection timeout. You can adjust the tcp_retries2 value:
bash
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sudo sysctl -w net.ipv4.tcp_retries2=5

This will reduce the time TCP takes to consider the connection as failed.

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