Change levels, fix lint and add proper abort message if/when failure …

…condition unknown

src/dbnode/integration/graphite_find_test.go

@@ -170,9 +170,9 @@ local:
 	)
 	switch testOpts.datasetSize {
 	case smallDatasetSize:
-		levels = 5
-		entriesPerLevelMin = 5
-		entriesPerLevelMax = 7
+		levels = 4
+		entriesPerLevelMin = 7
+		entriesPerLevelMax = 10
 	case largeDatasetSize:
 		// Ideally we'd always use a large dataset size, however you do need
 		// high concurrency to validate this entire dataset and CI can't seem
@@ -334,7 +334,8 @@ local:
 					assert.NoError(t, err)
 					log.Error("aborting checks due to error")
 				default:
-
+					require.FailNow(t, "unknown error condition")
+					log.Error("aborting checks due to unknown condition")
 				}
 			}
 		})

src/dbnode/storage/coldflush.go

@@ -108,7 +108,6 @@ func (m *coldFlushManager) Run(t xtime.UnixNano) bool {
 		m.Unlock()
 	}()
 
-
 	if log := m.log.Check(zapcore.DebugLevel, "cold flush run start"); log != nil {
 		log.Write(zap.Time("time", t.ToTime()))
 	}
@@ -132,7 +131,7 @@ func (m *coldFlushManager) Run(t xtime.UnixNano) bool {
 					zap.Time("time", t.ToTime()), zap.Error(err))
 			})
 	}
-	
+
 	if log := m.log.Check(zapcore.DebugLevel, "cold flush run complete"); log != nil {
 		log.Write(zap.Time("time", t.ToTime()))
 	}