diff --git a/go/vt/discovery/healthcheck.go b/go/vt/discovery/healthcheck.go
index 21b402f2a3e..3498b144e03 100644
--- a/go/vt/discovery/healthcheck.go
+++ b/go/vt/discovery/healthcheck.go
@@ -855,7 +855,7 @@ func (hc *HealthCheckImpl) TabletConnection(alias *topodata.TabletAlias, target
 	hc.mu.Unlock()
 	if thc == nil || thc.Conn == nil {
 		// TODO: test that throws this error
-		log.Warning("NOT_FOUND: tablet: %v is either down or nonexistent", alias)
+		log.Warningf("NOT_FOUND: tablet: %v is either down or nonexistent", alias)
 		return nil, vterrors.Errorf(vtrpc.Code_NOT_FOUND, "tablet: %v is either down or nonexistent", alias)
 	}
 	return thc.Connection(hc), nil
diff --git a/go/vt/vtgate/engine/set.go b/go/vt/vtgate/engine/set.go
index 1173538438d..a4181d64863 100644
--- a/go/vt/vtgate/engine/set.go
+++ b/go/vt/vtgate/engine/set.go
@@ -540,7 +540,7 @@ func (svss *SysVarSetAware) Execute(ctx context.Context, vcursor VCursor, env *e
 			return vterrors.NewErrorf(vtrpcpb.Code_INVALID_ARGUMENT, vterrors.WrongValueForVar, "variable 'session_track_gtids' can't be set to the value of '%s'", str)
 		}
 	default:
-		log.Warning("NOT_FOUOND: unknown system variable '%s'", svss.Name)
+		log.Warningf("NOT_FOUOND: unknown system variable '%s'", svss.Name)
 		return vterrors.NewErrorf(vtrpcpb.Code_NOT_FOUND, vterrors.UnknownSystemVariable, "unknown system variable '%s'", svss.Name)
 	}
 
diff --git a/go/vt/vtgate/plan_execute.go b/go/vt/vtgate/plan_execute.go
index 11c853cc4ac..c704a8747fe 100644
--- a/go/vt/vtgate/plan_execute.go
+++ b/go/vt/vtgate/plan_execute.go
@@ -201,14 +201,14 @@ func (e *Executor) handleTransactions(
 	case sqlparser.StmtSRollback:
 		qr, err := e.handleSavepoint(ctx, safeSession, plan.Original, "Rollback Savepoint", logStats, func(query string) (*sqltypes.Result, error) {
 			// Error as there is no transaction, so there is no savepoint that exists.
-			log.Warning("NOT_FOUND: SAVEPOINT does not exist: %s", query)
+			log.Warningf("NOT_FOUND: SAVEPOINT does not exist: %s", query)
 			return nil, vterrors.NewErrorf(vtrpcpb.Code_NOT_FOUND, vterrors.SPDoesNotExist, "SAVEPOINT does not exist: %s", query)
 		}, vcursor.ignoreMaxMemoryRows)
 		return qr, err
 	case sqlparser.StmtRelease:
 		qr, err := e.handleSavepoint(ctx, safeSession, plan.Original, "Release Savepoint", logStats, func(query string) (*sqltypes.Result, error) {
 			// Error as there is no transaction, so there is no savepoint that exists.
-			log.Warning("NOT_FOUND: SAVEPOINT does not exist: %s", query)
+			log.Warningf("NOT_FOUND: SAVEPOINT does not exist: %s", query)
 			return nil, vterrors.NewErrorf(vtrpcpb.Code_NOT_FOUND, vterrors.SPDoesNotExist, "SAVEPOINT does not exist: %s", query)
 		}, vcursor.ignoreMaxMemoryRows)
 		return qr, err
diff --git a/go/vt/vtgate/scatter_conn.go b/go/vt/vtgate/scatter_conn.go
index 2032af07a4d..c5a0868d060 100644
--- a/go/vt/vtgate/scatter_conn.go
+++ b/go/vt/vtgate/scatter_conn.go
@@ -831,7 +831,7 @@ func lockInfo(target *querypb.Target, session *SafeSession, lockFuncType sqlpars
 	info := &shardActionInfo{actionNeeded: nothing}
 	if session.LockSession != nil {
 		if !proto.Equal(target, session.LockSession.Target) {
-			log.Warning("NOT_FOUND: target does match the existing lock session target: (%v, %v)", target, session.LockSession.Target)
+			log.Warningf("NOT_FOUND: target does match the existing lock session target: (%v, %v)", target, session.LockSession.Target)
 			return nil, vterrors.Errorf(vtrpcpb.Code_NOT_FOUND, "target does match the existing lock session target: (%v, %v)", target, session.LockSession.Target)
 		}
 		info.reservedID = session.LockSession.ReservedId
diff --git a/go/vt/vtgate/semantics/derived_table.go b/go/vt/vtgate/semantics/derived_table.go
index 3bdbb116702..c1d3ced4f32 100644
--- a/go/vt/vtgate/semantics/derived_table.go
+++ b/go/vt/vtgate/semantics/derived_table.go
@@ -184,7 +184,7 @@ func (dt *DerivedTable) getExprFor(s string) (sqlparser.Expr, error) {
 			return dt.cols[i], nil
 		}
 	}
-	log.Warning("NOT_FOUND: Unknown column '%s' in 'field list'", s)
+	log.Warningf("NOT_FOUND: Unknown column '%s' in 'field list'", s)
 	return nil, vterrors.NewErrorf(vtrpcpb.Code_NOT_FOUND, vterrors.BadFieldError, "Unknown column '%s' in 'field list'", s)
 }
 
diff --git a/go/vt/vtgate/tabletgateway.go b/go/vt/vtgate/tabletgateway.go
index 5b1945f2eaa..2a72c937b17 100644
--- a/go/vt/vtgate/tabletgateway.go
+++ b/go/vt/vtgate/tabletgateway.go
@@ -494,7 +494,7 @@ func (gw *TabletGateway) updateDefaultConnCollation(tablet *topodatapb.Tablet) {
 		return
 	}
 	if gw.defaultConnCollation.Load() != tablet.DefaultConnCollation {
-		log.Warning("this Vitess cluster has tablets with different default connection collations: gw: %v, tablet:%v, host:%v",
+		log.Warningf("this Vitess cluster has tablets with different default connection collations: gw: %v, tablet:%v, host:%v",
 			gw.defaultConnCollation.Load(), tablet.DefaultConnCollation, tablet.Hostname)
 	}
 }
diff --git a/go/vt/vtgate/vindexes/vschema.go b/go/vt/vtgate/vindexes/vschema.go
index 49e20c887d6..52d48cd1bf9 100644
--- a/go/vt/vtgate/vindexes/vschema.go
+++ b/go/vt/vtgate/vindexes/vschema.go
@@ -494,7 +494,7 @@ func buildKeyspaceReferences(vschema *VSchema, ksvschema *KeyspaceSchema) error
 			if vterrors.Code(err) != vtrpcpb.Code_NOT_FOUND || vterrors.ErrState(err) != vterrors.BadDb {
 				return err
 			}
-			log.Warning("NOT_FOUND: source %q references a non-existent keyspace %q",
+			log.Warningf("NOT_FOUND: source %q references a non-existent keyspace %q",
 				source,
 				sourceKsname)
 			return vterrors.Errorf(
@@ -505,7 +505,7 @@ func buildKeyspaceReferences(vschema *VSchema, ksvschema *KeyspaceSchema) error
 			)
 		}
 		if sourceT == nil {
-			log.Warning("NOT_FOUND: source %q references a table %q that is not present in the VSchema of keyspace %q",
+			log.Warningf("NOT_FOUND: source %q references a table %q that is not present in the VSchema of keyspace %q",
 				source,
 				sourceTname,
 				sourceKsname)
@@ -614,7 +614,7 @@ func buildTables(ks *vschemapb.Keyspace, vschema *VSchema, ksvschema *KeyspaceSc
 			}
 			t.Type = table.Type
 		default:
-			log.Warning("NOT_FOUND: unidentified table type %s",
+			log.Warningf("NOT_FOUND: unidentified table type %s",
 				table.Type)
 			return vterrors.Errorf(
 				vtrpcpb.Code_NOT_FOUND,
@@ -838,7 +838,7 @@ func resolveAutoIncrement(source *vschemapb.SrvVSchema, vschema *VSchema, parser
 				// Better to remove the table than to leave it partially initialized.
 				delete(ksvschema.Tables, tname)
 				delete(vschema.globalTables, tname)
-				log.Warning("NOT_FOUND: cannot resolve sequence %s: %s",
+				log.Warningf("NOT_FOUND: cannot resolve sequence %s: %s",
 					table.AutoIncrement.Sequence,
 					err.Error())
 				ksvschema.Error = vterrors.Errorf(