<div dir="ltr">Well, but that doesn't mean it's right that they don't have it configured.<div>If you google "net.ipv4.tcp_retries2 keepalive" and will read results, you will see that this option is widely used</div><div><br></div><div>I think we have to discuss option value (not fix itself)...to find some golden middle .. </div><div><br></div><div><a href="https://www.programmersought.com/article/724162740/">https://www.programmersought.com/article/724162740/</a><br></div><div><a href="https://knowledge.broadcom.com/external/article/142410/tuning-tcp-keepalive-for-inprogress-task.html">https://knowledge.broadcom.com/external/article/142410/tuning-tcp-keepalive-for-inprogress-task.html</a><br></div><div><a href="https://www.ibm.com/support/knowledgecenter/ko/SSEPGG_9.7.0/com.ibm.db2.luw.admin.ha.doc/doc/t0058764.html?view=embed">https://www.ibm.com/support/knowledgecenter/ko/SSEPGG_9.7.0/com.ibm.db2.luw.admin.ha.doc/doc/t0058764.html?view=embed</a><br></div><div><a href="https://www.suse.com/support/kb/doc/?id=000019293">https://www.suse.com/support/kb/doc/?id=000019293</a><br></div><div><a href="https://programmer.group/kubeadm-build-highly-available-kubernetes-1.15.1.html">https://programmer.group/kubeadm-build-highly-available-kubernetes-1.15.1.html</a><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">po 1. 3. 2021 v 14:09 odesílatel Radosław Piliszek <<a href="mailto:radoslaw.piliszek@gmail.com">radoslaw.piliszek@gmail.com</a>> napsal:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On Mon, Mar 1, 2021 at 11:06 AM Michal Arbet <<a href="mailto:michal.arbet@ultimum.io" target="_blank">michal.arbet@ultimum.io</a>> wrote:<br>
> I really like the tool, thank you. also confirms my idea as this kernel option is also used by other projects where they explicitly mention case with keepalived/VIP switch.<br>
<br>
FWIW, I can see only StarlingX and Airship, none of general-purpose<br>
tools seem to mention customising this variable.<br>
<br>
-yoctozepto<br>
</blockquote></div>