add searchd section example

example/environment/sphinx.conf

@@ -54,3 +54,18 @@ indexer
 {
   mem_limit         = 256M
 }
+
+searchd
+{
+  listen            = 127.0.0.1:9306:mysql41
+  log               = /var/log/sphinxsearch/searchd.log
+  query_log         = /var/log/sphinxsearch/query.log
+  pid_file          = /run/sphinxsearch/searchd.pid
+  binlog_path       = /var/lib/sphinxsearch/data
+  read_timeout      = 5
+  max_children      = 30
+  seamless_rotate   = 1
+  preopen_indexes   = 1
+  unlink_old        = 1
+  workers           = threads # for RT to work
+}