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Diffstat (limited to 'dd_bench')
-rwxr-xr-x | dd_bench | 18 |
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 + |