[docs] Added warning about using passive and proactive simultanously in http_upstream_check_module.

10 years ago · 1578f0d2f3
1 changed files with 2 additions and 0 deletions
--- a/docs/modules/ngx_http_upstream_check_module.md
+++ b/docs/modules/ngx_http_upstream_check_module.md
@ -63,6 +63,8 @@ Context: `upstream`

 Add health check for the upstream servers.

+Passive health checking should not be enabled, as they may interfere. So do not use fail_timeout for the servers in the upstream context for which proactive health checking is enabled.
+
 The parameters' meanings are:

 * `interval`: the check request's interval time.