Update docs/victorialogs/README.md

Co-authored-by: Roman Khavronenko <[email protected]>

Author: AndrewChubatiuk

app/vlselect/main.go

@@ -33,7 +33,8 @@ var (
 	disableSelect   = flag.Bool("select.disable", false, "Whether to disable /select/* HTTP endpoints")
 	disableInternal = flag.Bool("internalselect.disable", false, "Whether to disable /internal/select/* HTTP endpoints")
 
-	vmalertProxyURL = flag.String("vmalert.proxyURL", "", "Optional URL for proxying requests to vmalert")
+	vmalertProxyURL = flag.String("vmalert.proxyURL", "", "Optional URL for proxying requests to vmalert"+
+		"See https://docs.victoriametrics.com/victorialogs#vmalert.")
 )
 
 func getDefaultMaxConcurrentRequests() int {

docs/victorialogs/README.md

@@ -341,7 +341,7 @@ It is also possible to use **the disk snapshot** feature provided by the operati
 
 ## vmalert
 
-VictoriaLogs is capable of proxying requests to [VMAlert](https://docs.victoriametrics.com/victoriametrics/vmalert/)
+VictoriaLogs is capable of proxying requests to [VMAlert](https://docs.victoriametrics.com/victorialogs/vmalert/)
 when `-vmalert.proxyURL` flag is set. Use this feature for accessing VMAlert API through VictoriaLogs Web interface.
 
 For accessing VMAlert API through VictoriaLogs configure `-vmalert.proxyURL` flag. All VMAlert endpoints become available at `http://<victorialogs-addr>:9428/select/vmalert`.

docs/victorialogs/vmalert.md

@@ -18,6 +18,9 @@ and [`/select/logsql/stats_query_range`](https://docs.victoriametrics.com/victor
 These endpoints return the log stats in a format compatible with [Prometheus querying API](https://prometheus.io/docs/prometheus/latest/querying/api/#instant-queries).
 It allows using VictoriaLogs as the datasource in vmalert, creating alerting and recording rules via [LogsQL](https://docs.victoriametrics.com/victorialogs/logsql/).
 
+Configure `-vmalert.proxyURL` on [VictoriaLogs](https://docs.victoriametrics.com/victorialogs/#vmalert){{% available_from "#" %}} to proxy requests to `vmalert`.
+Proxying is needed to access `vmalert`'s UI through [vmui](https://docs.victoriametrics.com/#vmui).
+
 _Note: This page provides only integration instructions for vmalert and VictoriaLogs. See the full textbook for vmalert [here](https://docs.victoriametrics.com/victoriametrics/vmalert/).
 
 ## Quick Start