alles neu macht der mai

1 files changed, 18 insertions, 0 deletions

diff --git a/dd_bench b/dd_bench
new file mode 100755
index 0000000..0db9a46
--- /dev/null
+++ b/dd_bench
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+for i in {0..4}; do
+echo "WRITE SPEED"
+dd if=/dev/zero of=tempfile bs=1M count=1024 conv=fdatasync,notrunc
+echo
+
+echo "READ SPEED"
+echo 3 > /proc/sys/vm/drop_caches
+dd if=tempfile of=/dev/null bs=1M count=1024
+echo
+
+echo "BUFFERED READ SPEED"
+dd if=tempfile of=/dev/null bs=1M count=1024
+
+rm tempfile
+done
+