diff --git a/flakes/common/nix_modules/essentials/default.nix b/flakes/common/nix_modules/essentials/default.nix
index e0ff89ea..7bc19c55 100644
--- a/flakes/common/nix_modules/essentials/default.nix
+++ b/flakes/common/nix_modules/essentials/default.nix
@@ -30,7 +30,6 @@ with lib;
     killall
     speedtest-cli
     parted
-    fio
   ];
 
   environment.shellAliases = {
diff --git a/flakes/common/nix_modules/essentials/unix_utils.func.sh b/flakes/common/nix_modules/essentials/unix_utils.func.sh
index 2d48b401..3120f6d2 100644
--- a/flakes/common/nix_modules/essentials/unix_utils.func.sh
+++ b/flakes/common/nix_modules/essentials/unix_utils.func.sh
@@ -48,66 +48,16 @@ mail_clear() {
   : > /var/mail/$USER
 }
 
-peedtest_fs () {
+speedtest_fs () {
   dir=$(pwd)
-  drive=$(df -h "${dir}" | awk 'NR==2 {print $1}')
-  echo "Testing filesystem on: ${dir}"
-  echo "Underlying device:     ${drive}"
+  drive=$(df -h ${dir} | awk 'NR==2 {print $1}')
+  echo Testing read speeds on drive ${drive}
+  sudo hdparm -Tt ${drive}
+  test_file=$(date +%u%m%d)
+  test_file="${dir}/speedtest_fs_${test_file}"
   echo
-
-  test_file="${dir}/speedtest_fs_$(date +%u%m%d).fio"
-  file_size=1G    # size of the test file
-  runtime=5       # seconds per test
-
-  cleanup() {
-    if [ -n "${test_file:-}" ] && [ -f "${test_file}" ]; then
-      echo
-      echo "Cleaning up test file: ${test_file}"
-      rm -f "${test_file}"
-    fi
-  }
-
-  # Ensure cleanup on normal exit, Ctrl+C, etc.
-  trap cleanup EXIT INT TERM
-
-  echo "Creating test file (${file_size}) at: ${test_file}"
-  fio --name=precreate \
-      --filename="${test_file}" \
-      --rw=write \
-      --bs=1M \
-      --size="${file_size}" \
-      --iodepth=16 \
-      --direct=1 \
-      --numjobs=1 \
-      --group_reporting >/dev/null 2>&1
-
-  echo
-  echo "=== Sequential write test (${runtime}s) ==="
-  fio --name=seqwrite \
-      --filename="${test_file}" \
-      --rw=write \
-      --bs=1M \
-      --size="${file_size}" \
-      --iodepth=16 \
-      --direct=1 \
-      --numjobs=1 \
-      --time_based \
-      --runtime="${runtime}" \
-      --group_reporting
-
-  echo
-  echo "=== Sequential read test (${runtime}s) ==="
-  fio --name=seqread \
-      --filename="${test_file}" \
-      --rw=read \
-      --bs=1M \
-      --size="${file_size}" \
-      --iodepth=16 \
-      --direct=1 \
-      --numjobs=1 \
-      --time_based \
-      --runtime="${runtime}" \
-      --group_reporting
+  echo Testing write speeds into test file: ${test_file}
+  dd if=/dev/zero of=${test_file} bs=8k count=10k; rm -f ${test_file}
 }
 
 speedtest_internet () {