diff --git a/src/lattice.cpp b/src/lattice.cpp
index 98faf680e8..32fac06484 100644
--- a/src/lattice.cpp
+++ b/src/lattice.cpp
@@ -21,6 +21,8 @@
 #include "force.h"
 #include "memory.h"
 #include "error.h"
+#include "utils.h"
+#include "fmt/format.h"
 
 using namespace LAMMPS_NS;
 
@@ -301,14 +303,9 @@ Lattice::Lattice(LAMMPS *lmp, int narg, char **arg) : Pointers(lmp)
 
   // print lattice spacings
 
-  if (comm->me == 0) {
-    if (screen)
-      fprintf(screen,"Lattice spacing in x,y,z = %g %g %g\n",
-              xlattice,ylattice,zlattice);
-    if (logfile)
-      fprintf(logfile,"Lattice spacing in x,y,z = %g %g %g\n",
-              xlattice,ylattice,zlattice);
-  }
+  if (comm->me == 0)
+    utils::logmesg(lmp,fmt::format("Lattice spacing in x,y,z = {} {} {}\n",
+                                   xlattice,ylattice,zlattice));
 }
 
 /* ---------------------------------------------------------------------- */
diff --git a/src/read_restart.cpp b/src/read_restart.cpp
index 0f3c05e290..c1e0526963 100644
--- a/src/read_restart.cpp
+++ b/src/read_restart.cpp
@@ -519,14 +519,10 @@ void ReadRestart::command(int narg, char **arg)
   // total time
 
   MPI_Barrier(world);
-  double time2 = MPI_Wtime();
 
-  if (comm->me == 0) {
-    if (screen)
-      fprintf(screen,"  read_restart CPU = %g secs\n",time2-time1);
-    if (logfile)
-      fprintf(logfile,"  read_restart CPU = %g secs\n",time2-time1);
-  }
+  if (comm->me == 0)
+    utils::logmesg(lmp,fmt::format("  read_restart CPU = {:.3f} secs\n",
+                                   MPI_Wtime()-time1));
 }
 
 /* ----------------------------------------------------------------------
@@ -810,12 +806,8 @@ void ReadRestart::header()
       for (int i = 0; i < nargcopy; i++)
         argcopy[i] = read_string();
       atom->create_avec(style,nargcopy,argcopy,1);
-      if (comm->me ==0) {
-        if (screen) fprintf(screen,"  restoring atom style %s from "
-                            "restart\n", style);
-        if (logfile) fprintf(logfile,"  restoring atom style %s from "
-                             "restart\n", style);
-      }
+      if (comm->me ==0)
+        utils::logmesg(lmp,fmt::format("  restoring atom style {} from restart\n",style));
       for (int i = 0; i < nargcopy; i++) delete [] argcopy[i];
       delete [] argcopy;
       delete [] style;
@@ -947,22 +939,16 @@ void ReadRestart::force_fields()
       style = read_string();
       force->create_pair(style,1);
       delete [] style;
-      if (comm->me ==0) {
-        if (screen) fprintf(screen,"  restoring pair style %s from "
-                            "restart\n", force->pair_style);
-        if (logfile) fprintf(logfile,"  restoring pair style %s from "
-                             "restart\n", force->pair_style);
-      }
+      if (comm->me ==0)
+        utils::logmesg(lmp,fmt::format("  restoring pair style {} from "
+                                       "restart\n", force->pair_style));
       force->pair->read_restart(fp);
 
     } else if (flag == NO_PAIR) {
       style = read_string();
-      if (comm->me ==0) {
-        if (screen) fprintf(screen,"  pair style %s stores no "
-                            "restart info\n", style);
-        if (logfile) fprintf(logfile,"  pair style %s stores no "
-                             "restart info\n", style);
-      }
+      if (comm->me ==0)
+        utils::logmesg(lmp,fmt::format("  pair style {} stores no "
+                                       "restart info\n", style));
       force->create_pair("none",0);
       force->pair_restart = style;
 
@@ -970,48 +956,36 @@ void ReadRestart::force_fields()
       style = read_string();
       force->create_bond(style,1);
       delete [] style;
-      if (comm->me ==0) {
-        if (screen) fprintf(screen,"  restoring bond style %s from "
-                            "restart\n", force->bond_style);
-        if (logfile) fprintf(logfile,"  restoring bond style %s from "
-                             "restart\n", force->bond_style);
-      }
+      if (comm->me ==0)
+        utils::logmesg(lmp,fmt::format("  restoring bond style {} from "
+                                       "restart\n", force->bond_style));
       force->bond->read_restart(fp);
 
     } else if (flag == ANGLE) {
       style = read_string();
       force->create_angle(style,1);
       delete [] style;
-      if (comm->me ==0) {
-        if (screen) fprintf(screen,"  restoring angle style %s from "
-                            "restart\n", force->angle_style);
-        if (logfile) fprintf(logfile,"  restoring angle style %s from "
-                             "restart\n", force->angle_style);
-      }
+      if (comm->me ==0)
+        utils::logmesg(lmp,fmt::format("  restoring angle style {} from "
+                                       "restart\n", force->angle_style));
       force->angle->read_restart(fp);
 
     } else if (flag == DIHEDRAL) {
       style = read_string();
       force->create_dihedral(style,1);
       delete [] style;
-      if (comm->me ==0) {
-        if (screen) fprintf(screen,"  restoring dihedral style %s from "
-                            "restart\n", force->dihedral_style);
-        if (logfile) fprintf(logfile,"  restoring dihedral style %s from "
-                             "restart\n", force->dihedral_style);
-      }
+      if (comm->me ==0)
+        utils::logmesg(lmp,fmt::format("  restoring dihedral style {} from "
+                                       "restart\n", force->dihedral_style));
       force->dihedral->read_restart(fp);
 
     } else if (flag == IMPROPER) {
       style = read_string();
       force->create_improper(style,1);
       delete [] style;
-      if (comm->me ==0) {
-        if (screen) fprintf(screen,"  restoring improper style %s from "
-                            "restart\n", force->improper_style);
-        if (logfile) fprintf(logfile,"  restoring improper style %s from "
-                             "restart\n", force->improper_style);
-      }
+      if (comm->me ==0)
+        utils::logmesg(lmp,fmt::format("  restoring improper style {} from "
+                                       "restart\n", force->improper_style));
       force->improper->read_restart(fp);
 
     } else error->all(FLERR,
diff --git a/src/replicate.cpp b/src/replicate.cpp
index bd4be44e53..c32cb1060e 100644
--- a/src/replicate.cpp
+++ b/src/replicate.cpp
@@ -777,12 +777,8 @@ void Replicate::command(int narg, char **arg)
   // total time
 
   MPI_Barrier(world);
-  double time2 = MPI_Wtime();
 
-  if (me == 0) {
-    if (screen)
-      fprintf(screen,"  replicate CPU = %g secs\n",time2-time1);
-    if (logfile)
-      fprintf(logfile,"  replicate CPU = %g secs\n",time2-time1);
-  }
+  if (me == 0)
+    utils::logmesg(lmp,fmt::format("  replicate CPU = {:.3f} secs\n",
+                                   MPI_Wtime()-time1));
 }
diff --git a/src/special.cpp b/src/special.cpp
index 3b2969e427..6a49966a44 100644
--- a/src/special.cpp
+++ b/src/special.cpp
@@ -1314,6 +1314,6 @@ void Special::fix_alteration()
 void Special::timer_output(double time1)
 {
   if (comm->me == 0)
-    utils::logmesg(lmp,fmt::format("  special bonds CPU = {:<.3g} secs\n",
+    utils::logmesg(lmp,fmt::format("  special bonds CPU = {:.3f} secs\n",
                                    MPI_Wtime()-time1));
 }