openstack/kolla-ansible.git/doc/source/reference/high-availability/index.rst, branch stable/2026.1 Unnamed repository; edit this file 'description' to name the repository. https://git.platform-os.org/openstack/kolla-ansible.git/atom?h=stable%2F2026.1 2021-06-23T10:34:12+00:00 Allow user to set sysctl_net_ipv4_tcp_retries2 2021-06-23T10:34:12+00:00 Michal Arbet michal.arbet@ultimum.io 2021-02-26T16:50:31+00:00 urn:sha1:09d0409ed4a69f514355925754e832e752f817ca This patch is adding configuration option to manipulate with kernel option sysctl_net_ipv4_tcp_retries2. More informations about kernel option in [1][2] and RedHat suggestion [3] to set for DBs and HA. [1]: https://pracucci.com/linux-tcp-rto-min-max-and-tcp-retries2.html [2]: https://blog.cloudflare.com/when-tcp-sockets-refuse-to-die/ [3]: https://access.redhat.com/solutions/726753 Closes-Bug: #1917068 Change-Id: Ia0decbbfa4e33b1889b635f8bb1c9094567a2ce6