disk-benchmark: slightly nicer output

1 files changed, 13 insertions, 7 deletions

diff --git a/disk-benchmark b/disk-benchmark
index 77475cf..5f9ab42 100755
--- a/disk-benchmark
+++ b/disk-benchmark
@@ -1,19 +1,25 @@
 #!/bin/sh
 
-for i in {0..4}; do
-echo
 echo "WRITE SPEED"
-dd if=/dev/zero of=tempfile bs=1M count=1024 conv=fdatasync,notrunc
+for i in {0..2}; do
+  A=$(dd if=/dev/zero of=tempfile bs=1M count=1024 conv=fdatasync,notrunc 2>&1 | tail -1 | cut -d " " -f 8-)
+  echo $A
+done
 echo
 
 echo "READ SPEED"
-echo 3 > /proc/sys/vm/drop_caches
-dd if=tempfile of=/dev/null bs=1M count=1024
+for i in {0..2}; do
+  echo 3 > /proc/sys/vm/drop_caches
+  A=$(dd if=tempfile of=/dev/null bs=1M count=1024 2>&1 | tail -1 | cut -d " " -f 8-)
+  echo $A
+done
 echo
 
 echo "BUFFERED READ SPEED"
-dd if=tempfile of=/dev/null bs=1M count=1024
+for i in {0..2}; do
+  A=$(dd if=tempfile of=/dev/null bs=1M count=1024 2>&1 | tail -1 | cut -d " " -f 8-)
+  echo $A
+done
 
 rm tempfile
-done