Changes between Initial Version and Version 1 of SD_kaarten

Timestamp:

Nov 15, 2014, 9:01:12 AM (11 years ago)

Author:

ed

Comment:

--

SD_kaarten

@@ +1 @@
+= Benchmark SD card =
+
+Testing is done with the script on the end of this page.
+
+== Samsung ==
+Write Test Running. Please Wait...
+Unable to purge disk buffers: Operation not permitted
+
+Read Test Running. Please Wait...
+
+
+Read Speed is: 460.111 MB/sec
+Write Speed is: 7.68433 MB/sec
+---------------------
+
+
+== Test Script ==
+
+{{{
+#!/bin/bash
+echo "---------------------"
+echo "Write Test Running. Please Wait..."
+write=$(dd if=/dev/zero bs=2048k of=tstfile count=1024 2>&1 | grep sec | awk '{print $1 / 1024 / 1024 / $5, "MB/sec" }')
+purge
+echo ""
+echo "Read Test Running. Please Wait..."
+read=$(dd if=tstfile bs=2048k of=/dev/null count=1024 2>&1 | grep sec | awk '{print $1 / 1024 / 1024 / $5, "MB/sec" }')
+clear
+echo ""
+echo "Read Speed is: $read"
+echo "Write Speed is: $write"
+echo "---------------------"
+echo "Cleaning up. Please Wait..."
+purge
+rm tstfile
+echo ""
+exit 0
+}}}
+