BohuTANG

diff --git a/src/vendor/github.com/XeLabs/go-mysqlstack/sqlparser/ast.go b/src/vendor/github.com/XeLabs/go-mysqlstack/sqlparser/ast.go
index 5a68968..14e60a8 100644
--- a/src/vendor/github.com/XeLabs/go-mysqlstack/sqlparser/ast.go
+++ b/src/vendor/github.com/XeLabs/go-mysqlstack/sqlparser/ast.go
@@ -381,6 +381,35 @@ func (node *Set) WalkSubtree(visit Visit) error {
 	)
 }
 
+/*********************************************/
+type DDLType int

BohuTANG

index 421e1c4..54dcdac 100644
--- a/src/vendor/github.com/XeLabs/go-mysqlstack/sqlparser/sql.y
+++ b/src/vendor/github.com/XeLabs/go-mysqlstack/sqlparser/sql.y
@@ -4,6 +4,9 @@
 
 %{
 package sqlparser
+import (
+               "fmt"
+               )

BohuTANG

ps version: 5.7.15-7-log
2tables ~25150327 records per table

Table: purchases_index0
Create Table: CREATE TABLE `purchases_index0` (
  `transactionid` bigint(20) NOT NULL AUTO_INCREMENT,
  `dateandtime` datetime DEFAULT NULL,
  `cashregisterid` int(11) NOT NULL,
  `customerid` int(11) NOT NULL,
  `productid` int(11) NOT NULL,

BohuTANG

===testing model===
a. 1 master and 2 slave
   semi-sync is enabled
   sysbench testing in production not a mock
b. PS5.7: https://github.com/BohuTANG/tokudb
c. 16-CPUS 16GB-Memory 100GB-SSD ECS
d. sysbench: 128threads, random-writes 3600s
   8 tables which prepared by sysbench(oltp.lua)

===semi-sync====

BohuTANG

Thread 99 (LWP 3470):
#01  0x00007f12b6ff1b6d in __fsync_nocancel () from /lib/x86_64-linux-gnu/libpthread-2.23.so
#02  0x00000000012dc56b in file_fsync_internal () from /home/ubuntu/src/tokudb/storage/tokudb/PerconaFT/portability/file.cc:422
#03  0x00000000012901b1 in toku_logger_maybe_fsync () from /home/ubuntu/src/tokudb/storage/tokudb/PerconaFT/ft/logger/logger.cc:797
#04  0x00000000012902b1 in toku_logger_fsync () from /home/ubuntu/src/tokudb/storage/tokudb/PerconaFT/ft/logger/logger.cc:533
#05  0x000000000128001c in env_log_flush () from /home/ubuntu/src/tokudb/storage/tokudb/PerconaFT/src/ydb.cc:1248
#06  0x00000000013029cb in tokudb_flush_logs () from /home/ubuntu/src/tokudb/storage/tokudb/hatoku_hton.cc:768
#07  0x0000000000812c7f in flush_handlerton () from /home/ubuntu/src/tokudb/sql/handler.cc:2607
#08  0x0000000000cb7279 in plugin_foreach_with_mask () from /home/ubuntu/src/tokudb/sql/sql_plugin.cc:2318
#09  0x0000000000819f0a in ha_flush_logs () from /home/ubuntu/src/tokudb/sql/handler.cc:2617

BohuTANG

https://github.com/BohuTANG/ioarena

Model Name:	MacBook Air
Model Identifier:	MacBookAir7,2
Processor Name:	Intel Core i5
Memory:	8 GB

==================================1) small kv tests=================================
number of operations	20,000,000
operations	set

BohuTANG

/*
 * make:
 *	gcc -g posixtest.c -pthread -o posixtest
 * run:
 *	valgrind --tool=helgrind ./posixtest
 */
#include <stdlib.h>
#include <stdio.h>
#include <pthread.h>

BohuTANG

core 1           |   core 2
-----------------|-----------------
A = 1; 
-----------------|-----------------
exa = B;/*0*/       B = 1;        
-----------------|-----------------
                    exa = A;/*1*/ 
-----------------|-----------------
                    C = exa;/*1*/  
-----------------|-----------------

BohuTANG

/*
 * CascaDB crc32 algorithm and test
 * refer to https://code.google.com/p/leveldb/source/browse/util/crc32c.cc
 * BohuTANG
 * 2013/08/27
 */

#include <stdio.h>
#include <stdint.h>
#include <string.h>

BohuTANG

diff --git a/Makefile b/Makefile
index 5631c4d..0e1e04e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,9 +1,9 @@
 CC = gcc
 
 #debug levle
-DOG = -rdynamic -DDOG
-DEBUG =        -g  -ggdb -DINFO $(DOG)