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-rw-r--r--lib/PublicInbox/Search.pm6
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/PublicInbox/Search.pm b/lib/PublicInbox/Search.pm
index 090d998b..bb4bd454 100644
--- a/lib/PublicInbox/Search.pm
+++ b/lib/PublicInbox/Search.pm
@@ -45,7 +45,11 @@ use constant {
 
         # n.b. FLAG_PURE_NOT is expensive not suitable for a public website
         # as it could become a denial-of-service vector
-        QP_FLAGS => FLAG_PHRASE|FLAG_BOOLEAN|FLAG_LOVEHATE|FLAG_WILDCARD,
+        #
+        # FLAG_PHRASE also seems to cause performance problems sometimes.
+        # TODO: make this an option, maybe?
+        # or make indexlevel=medium as default
+        QP_FLAGS => FLAG_BOOLEAN|FLAG_LOVEHATE|FLAG_WILDCARD,
 };
 
 my %bool_pfx_external = (