Fixed profile event name and description #9632

dbms/src/Common/DNSResolver.cpp

@@ -15,7 +15,7 @@
 
 namespace ProfileEvents
 {
-    extern Event NetworkErrors;
+    extern Event DNSError;
 }
 
 
@@ -189,7 +189,7 @@ bool DNSResolver::updateCache()
         }
         catch (const Poco::Net::NetException &)
         {
-            ProfileEvents::increment(ProfileEvents::NetworkErrors);
+            ProfileEvents::increment(ProfileEvents::DNSError);
 
             if (!lost_hosts.empty())
                 lost_hosts += ", ";

dbms/src/Common/ProfileEvents.cpp

@@ -160,7 +160,7 @@
     M(RWLockAcquiredWriteLocks, "") \
     M(RWLockReadersWaitMilliseconds, "") \
     M(RWLockWritersWaitMilliseconds, "") \
-    M(NetworkErrors, "Total count of errors in Network communication, currently only errors in DNS cache host resolve") \
+    M(DNSError, "Total count of errors in DNS resolution") \
     \
     M(RealTimeMicroseconds, "Total (wall clock) time spent in processing (queries and other tasks) threads (not that this is a sum).") \
     M(UserTimeMicroseconds, "Total time spent in processing (queries and other tasks) threads executing CPU instructions in user space. This include time CPU pipeline was stalled due to cache misses, branch mispredictions, hyper-threading, etc.") \