Add a known issue to the release notes of 7.4.0 (#48373)

A [bug](#48358) in 7.4.0 prevents the activation of the search slow log. This change adds an entry in the release notes to warn users to not activate it in this version. Relates #48358
elastic · Oct 23, 2019 · 96556d7 · 96556d7
1 parent 892264a
commit 96556d7
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/docs/reference/release-notes/7.4.asciidoc b/docs/reference/release-notes/7.4.asciidoc
@@ -97,6 +97,14 @@ Transform::
 
 Also see <<breaking-changes-7.4,Breaking changes in 7.4>>.
 
+[float]
+=== Known issues
+
+* Activating the <<search-slow-log, search slow log>> should be avoided in this version.
+Any attempt to log a slow search can throw an AIOOBE due to a bug that
+performs concurrent modifications on a shared byte array.
+(issue: {issue}/48358[#48358])
+
 [[breaking-7.4.0]]
 [float]
 === Breaking changes