update: add nsd plugin to python.d/README.md

diff --git a/python.d/README.md b/python.d/README.md
index d21d2d83ecea730d71aca1e0798b68cf670b1d58..cee2078f2f0c0607dab5aa30e8efe3c0b75307da 100644 (file)
--- a/python.d/README.md
+++ b/python.d/README.md
@@ -1017,6 +1017,61 @@ When no configuration file is found, module tries to parse `/var/log/nginx/acces
 
 ---
 
+# nsd
+
+Module uses the `nsd-control stats_noreset` command to provide `nsd` statistics.
+
+**Requirements:**
+ * Version of `nsd` must be 4.0+
+ * Netdata must have permissions to run `nsd-control stats_noreset`
+
+It produces:
+
+1. **Queries**
+ * queries
+
+2. **Zones**
+ * master
+ * slave
+
+3. **Protocol**
+ * udp
+ * udp6
+ * tcp
+ * tcp6
+
+4. **Query Type**
+ * A
+ * NS
+ * CNAME
+ * SOA
+ * PTR
+ * HINFO
+ * MX
+ * NAPTR
+ * TXT
+ * AAAA
+ * SRV
+ * ANY
+
+5. **Transfer**
+ * NOTIFY
+ * AXFR
+
+6. **Return Code**
+ * NOERROR
+ * FORMERR
+ * SERVFAIL
+ * NXDOMAIN
+ * NOTIMP
+ * REFUSED
+ * YXDOMAIN
+
+
+Configuration is not needed.
+
+---
+
 # ovpn_status_log
 
 Module monitor openvpn-status log file.