Bump max-qperq default to 100; this is enough for rev v6 queries with cold

cache with validations and qname minimization enabled.  Fixes #8646.

diff --git a/pdns/pdns_recursor.cc b/pdns/pdns_recursor.cc
index 987682b2bdb2121247e4b6003152de19c66538d1..b92ba90e63e3c1dc61360493300bb4c029293332 100644 (file)
--- a/pdns/pdns_recursor.cc
+++ b/pdns/pdns_recursor.cc
@@ -4695,7 +4695,7 @@ int main(int argc, char **argv)
     ::arg().set("udp-truncation-threshold", "Maximum UDP response size before we truncate")="1232";
     ::arg().set("edns-outgoing-bufsize", "Outgoing EDNS buffer size")="1232";
     ::arg().set("minimum-ttl-override", "Set under adverse conditions, a minimum TTL")="0";
-    ::arg().set("max-qperq", "Maximum outgoing queries per query")="50";
+    ::arg().set("max-qperq", "Maximum outgoing queries per query")="100";
     ::arg().set("max-total-msec", "Maximum total wall-clock time per query in milliseconds, 0 for unlimited")="7000";
     ::arg().set("max-recursion-depth", "Maximum number of internal recursion calls per query, 0 for unlimited")="40";
     ::arg().set("max-udp-queries-per-round", "Maximum number of UDP queries processed per recvmsg() round, before returning back to normal processing")="10000";

diff --git a/pdns/recursordist/docs/settings.rst b/pdns/recursordist/docs/settings.rst
index 4283b95a09162a823cae1f99ff2162be83ae1754..7ff32ce59805aa61848b472962311c79471fa4a8 100644 (file)
--- a/pdns/recursordist/docs/settings.rst
+++ b/pdns/recursordist/docs/settings.rst
@@ -914,7 +914,7 @@ Maximum number of Packet Cache entries.
 ``max-qperq``
 -------------
 -  Integer
--  Default: 50
+-  Default: 100
 
 The maximum number of outgoing queries that will be sent out during the resolution of a single client query.
 This is used to limit endlessly chasing CNAME redirections.