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| author | Phil Cameron <pcameron@redhat.com> | 2017-10-27 16:00:26 -0400 |
|---|---|---|
| committer | Phil Cameron <pcameron@redhat.com> | 2017-10-30 17:05:03 -0400 |
| commit | 90b0ab18f62e362052868d89cba6fb0e0f3f142b (patch) | |
| tree | d49300033572527308b8c08101f4e7d64c0240ff | |
| parent | ef0b6ee84abbd83738f3e4465f05c3261114086e (diff) | |
| download | openshift-90b0ab18f62e362052868d89cba6fb0e0f3f142b.tar.gz openshift-90b0ab18f62e362052868d89cba6fb0e0f3f142b.tar.bz2 openshift-90b0ab18f62e362052868d89cba6fb0e0f3f142b.tar.xz openshift-90b0ab18f62e362052868d89cba6fb0e0f3f142b.zip | |
dnsmasq cache-size dns-forward-max change
On very large clusters dnsmasq performance suffers due to
limited cache-size and dns-forward-max values.
bug: 1482847
https://bugzilla.redhat.com/show_bug.cgi?id=1482847
| -rwxr-xr-x | roles/openshift_node_dnsmasq/files/networkmanager/99-origin-dns.sh | 2 | ||||
| -rw-r--r-- | roles/openshift_node_dnsmasq/templates/origin-dns.conf.j2 | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/roles/openshift_node_dnsmasq/files/networkmanager/99-origin-dns.sh b/roles/openshift_node_dnsmasq/files/networkmanager/99-origin-dns.sh index 230f0a28c..f4e48b5b7 100755 --- a/roles/openshift_node_dnsmasq/files/networkmanager/99-origin-dns.sh +++ b/roles/openshift_node_dnsmasq/files/networkmanager/99-origin-dns.sh @@ -54,6 +54,8 @@ domain-needed server=/cluster.local/172.30.0.1 server=/30.172.in-addr.arpa/172.30.0.1 enable-dbus +dns-forward-max=5000 +cache-size=5000 EOF # New config file, must restart NEEDS_RESTART=1 diff --git a/roles/openshift_node_dnsmasq/templates/origin-dns.conf.j2 b/roles/openshift_node_dnsmasq/templates/origin-dns.conf.j2 index 5c9601277..4b55a0be4 100644 --- a/roles/openshift_node_dnsmasq/templates/origin-dns.conf.j2 +++ b/roles/openshift_node_dnsmasq/templates/origin-dns.conf.j2 @@ -3,6 +3,8 @@ domain-needed no-negcache max-cache-ttl=1 enable-dbus +dns-forward-max=5000 +cache-size=5000 bind-interfaces {% for interface in openshift_node_dnsmasq_except_interfaces %} except-interface={{ interface }} |