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changeset 81:ae5687589753

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add 18th.html
author Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
date Fri, 18 Apr 2014 19:17:03 +0900
parents d116d1955ebb
children 8d403fb10539
files 14/April/memo/18th.txt 14/OUTLINE
diffstat 2 files changed, 20 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/14/April/memo/18th.txt	Fri Apr 18 19:17:03 2014 +0900
@@ -0,0 +1,16 @@
+2014/04/18 (Fri)
+    [memo]
+    word count の再計測
+
+    ./word_count -file 1gb.txt -cpu 12 -division 128 -block 48 -m
+    < mmap               > 15.875 0.878
+    < read               > 12.520 1.469
+    < bread & IO_0       > 10.295 0.886
+    < bread & SPE_ANY    > 14.028 0.882
+
+
+    ./word_count -file 1gb.txt -cpu 12 -division 16 -block 48 -m
+    < mmap               > 11.137 0.854
+    < read               > 11.437 1.487
+    < bread & IO_0       > 11.412 0.847
+    < bread & SPE_ANY    > 11.146 0.866
--- a/14/OUTLINE	Wed Apr 16 16:27:05 2014 +0900
+++ b/14/OUTLINE	Fri Apr 18 19:17:03 2014 +0900
@@ -1,3 +1,7 @@
+2014/04/18 (Fri)
+    [memo]
+    word count の再計測
+
 2014/04/16 (Wed)
     [memo]
     奨学金(あなたの研究情報)