Hello Veiko,
On Mon, 1 Jul 2019 at 12:12, Veiko Kukk <[email protected]> wrote: > > Hi > > Sometimes (infrequently) all external checks hang and time out: > * Has happened with versions 1.9.4 and 1.9.8 on multiple servers with > nbproc 1 and nbthread set to (4-12) depending on server. > * Happens infrequently, last one happened after 10 days of uptime. > * External checks are written in python and write errors into their own > log file directly. When hanging happens, nothing is logged by external > check. > * Only external checks fail, common 'option httpcheck' does not fail at > the same time. External checks are not thread-safe, that's a bug. Could you try the suggest patch in: https://github.com/haproxy/haproxy/issues/140#issuecomment-507119534 Thanks, Lukas

