diff --git a/src/utils/Stop.cpp b/src/utils/Stop.cpp
index 61e4b2ad0ca7933a7e6484e29effa9cf56946faf..c789beb3a848afcabf8cd21e0b6e85879e1a7407 100644
--- a/src/utils/Stop.cpp
+++ b/src/utils/Stop.cpp
@@ -14,7 +14,7 @@
 bool
 stop()
 {
-  bool must_stop = false;
+  bool stop = false;
 
   if (parallel::rank() == 0) {
     std::filesystem::path stop_file("stop");
@@ -26,7 +26,7 @@ stop()
                                                          std::filesystem::last_write_time(stop_file))
           .count();
 
-      must_stop = elapse_time > stop_file_age;
+      stop = elapse_time > stop_file_age;
     }
 
 #ifdef PUGS_HAS_SLURM
@@ -36,7 +36,7 @@ stop()
       int slurm_job_id = std::atoi(env);
 
       if (slurm_get_rem_time(slurm_job_id) < 150) {
-        must_stop = true;
+        stop = true;
       }
 
       slurm_fini();
@@ -44,7 +44,7 @@ stop()
 #endif   // PUGS_HAS_SLURM
   }
 
-  parallel::broadcast(must_stop, 0);
+  parallel::broadcast(stop, 0);
 
-  return must_stop;
+  return stop;
 }
diff --git a/src/utils/checkpointing/WriteArray.hpp b/src/utils/checkpointing/WriteArray.hpp
index 495fc5fcd916e3cfc8d5dad0862f701968cb6fda..5cff412b80e111716a680d0db0ff43d64b53d39e 100644
--- a/src/utils/checkpointing/WriteArray.hpp
+++ b/src/utils/checkpointing/WriteArray.hpp
@@ -29,9 +29,9 @@ write(HighFive::Group& group, const std::string& name, const Array<DataType>& ar
 
   using data_type = std::remove_const_t<DataType>;
   HighFive::DataSetCreateProps properties;
-  properties.add(HighFive::Chunking(std::vector<hsize_t>{std::min(4ul * 1024ul * 1024ul, global_size)}));
-  properties.add(HighFive::Shuffle());
-  properties.add(HighFive::Deflate(3));
+  // properties.add(HighFive::Chunking(std::vector<hsize_t>{std::min(4ul * 1024ul * 1024ul, global_size)}));
+  // properties.add(HighFive::Shuffle());
+  // properties.add(HighFive::Deflate(3));
 
   auto xfer_props = HighFive::DataTransferProps{};
   xfer_props.add(HighFive::UseCollectiveIO{});
diff --git a/src/utils/checkpointing/WriteTable.hpp b/src/utils/checkpointing/WriteTable.hpp
index ad1336a6f7d90479fbbcf28c7622470778dfbe8f..b52455950081a784bf440afa8cab84c0842bb5a7 100644
--- a/src/utils/checkpointing/WriteTable.hpp
+++ b/src/utils/checkpointing/WriteTable.hpp
@@ -36,9 +36,9 @@ write(HighFive::Group& group, const std::string& name, const Table<DataType>& ta
 
   using data_type = std::remove_const_t<DataType>;
   HighFive::DataSetCreateProps properties;
-  properties.add(HighFive::Chunking(std::vector<hsize_t>{std::min(4ul * 1024ul * 1024ul, global_size)}));
-  properties.add(HighFive::Shuffle());
-  properties.add(HighFive::Deflate(3));
+  // properties.add(HighFive::Chunking(std::vector<hsize_t>{std::min(4ul * 1024ul * 1024ul, global_size)}));
+  // properties.add(HighFive::Shuffle());
+  // properties.add(HighFive::Deflate(3));
 
   auto xfer_props = HighFive::DataTransferProps{};
   xfer_props.add(HighFive::UseCollectiveIO{});