Hello World to Redis & MemcachedHello World to Redis & Memcached[typhoon@TFW-CENT6-LT to_test.redis]$ axel http://download.redis.io/releases/redis-2.8.3.tar.gz -n 2 -o redis-3.2.8.tar.gz 初始化下载: http://download.redis.io/releases/redis-2.8.3.tar.gz File size: 1046106 bytes 打开输出文件 tmp2/redis-3.2.8.tar.gz 开始下载 [ 0%] .......... .......... .......... .......... .......... [ 33.3KB/s] [ 4%] .......... .......... .......... .......... .......... [ 52.9KB/s] [ 9%] .......... .......... .......... .......... .......... [ 56.8KB/s] [ 14%] .......... .......... .......... .......... .......... [ 66.1KB/s] [ 19%] .......... .......... .......... .......... .......... [ 71.9KB/s] [ 24%] .......... .......... .......... .......... .......... [ 72.1KB/s] [ 29%] .......... .......... .......... .......... .......... [ 77.1KB/s] [ 34%] .......... .......... .......... .......... .......... [ 81.0KB/s] [ 39%] .......... .......... .......... .......... .......... [ 84.7KB/s] [ 44%] .......... .......... .......... .......... .......... [ 92.5KB/s] [ 48%] .......... . 连接 1 结束 ,,,,,,,,,, ,......... ... 连接超时 0 ,,,,,,,,,, ,,,,,,,,,, ,,,....... .......... .......... [ 8.0KB/s] [ 53%] .......... .......... .......... .......... .......... [ 8.7KB/s] [ 58%] .......... .......... .......... .......... .......... [ 9.3KB/s] [ 63%] .......... .......... .......... .......... .......... [ 10.0KB/s] [ 68%] .......... .......... .......... .......... .......... [ 10.6KB/s] [ 73%] .......... .......... .......... .......... .......... [ 11.3KB/s] [ 78%] .......... .......... .......... .......... .......... [ 11.8KB/s] [ 83%] .......... .......... .......... .......... .......... [ 12.5KB/s] [ 88%] .......... .......... .......... .......... .......... [ 13.1KB/s] [ 92%] .......... .......... .......... .......... .......... [ 13.6KB/s] [ 97%] .......... .......... . 1021.6 千字节 已下载，用时 1:13 秒。（13.92 千字节/秒） [typhoon@TFW-CENT6-LT to_test.redis]$ ls redis-3.2.8.tar.gz [typhoon@TFW-CENT6-LT to_test.redis]$
[typhoon@TFW-CENT6-LT to_test.redis]$ tar zxvf redis-3.2.8.tar.gz redis-3.2.8/ redis-3.2.8/.gitignore redis-3.2.8/00-RELEASENOTES …… …… …… redis-3.2.8/utils/releasetools/04_release_hash.sh redis-3.2.8/utils/speed-regression.tcl redis-3.2.8/utils/whatisdoing.sh [typhoon@TFW-CENT6-LT to_test.redis]$ ls redis-3.2.8 redis-3.2.8.tar.gz [typhoon@TFW-CENT6-LT to_test.redis]$ cd redis-3.2.8/src [typhoon@TFW-CENT6-LT src]$ make all;echo $?;; rm -rf redis-server redis-sentinel redis-cli redis-benchmark redis-check-rdb redis-check-aof *.o *.gcda *.gcno *.gcov redis.info lcov-html (cd ../deps && make distclean) make[1]: Entering directory `/home/typhoon/123/download/soft.tmp/to_test.redis/redis-3.2.8/deps' …… …… …… CC redis-check-aof.o LINK redis-check-aof Hint: It's a good idea to run 'make test' ;) 0 [typhoon@TFW-CENT6-LT src]$
[typhoon@TFW-CENT6-LT src]$ su - 密码： [root@TFW-CENT6-LT ~]# mount /ext/ro1 -o remount,rw [root@TFW-CENT6-LT ~]# cd /ext/ro1/prog [root@TFW-CENT6-LT prog]# mkdir -p redis-3.2.8/bin redis-3.2.8/conf [root@TFW-CENT6-LT prog]# ln -s redis-3.2.8 Redis [root@TFW-CENT6-LT prog]# cp -a /home/typhoon/123/download/soft.tmp/to_test.redis/redis-3.2.8/redis.conf Redis/conf [root@TFW-CENT6-LT prog]# cd /home/typhoon/123/download/soft.tmp/to_test.redis/redis-3.2.8/src [root@TFW-CENT6-LT src]# cp -a redis-benchmark redis-check-aof redis-check-rdb redis-cli redis-sentinel redis-server redis-trib.rb /ext/ro1/prog/Redis/bin [root@TFW-CENT6-LT src]# mkdir -p /ext/rw1/prog/redis-3.2.8.var [root@TFW-CENT6-LT src]# cd /ext/ro1/prog/Redis [root@TFW-CENT6-LT Redis]# ln -s /ext/rw1/prog/redis-3.2.8.var var [root@TFW-CENT6-LT Redis]# ls bin conf var [root@TFW-CENT6-LT Redis]#
[root@TFW-CENT6-LT Redis]# vi /etc/profile.d/tfw_09_redis.sh [root@TFW-CENT6-LT Redis]# cat /etc/profile.d/tfw_09_redis.sh #!/bin/sh # Version: 2017-04-03_15-40 export REDIS_HOME=/ext/ro1/prog/Redis; export PATH=$PATH:$REDIS_HOME/bin; [root@TFW-CENT6-LT Redis]#
# The Append Only File will also be created inside this directory.
#
# Note that you must specify a directory here, not a file name.
# dir ./
dir /ext/ro1/prog/Redis/var/
################################# REPLICATION #################################
# Master-Slave replication. Use slaveof to make a Redis instance a copy of
# use a very strong password otherwise it will be very easy to break.
#
# requirepass foobared
# TFW below:
requirepass ********
# Command renaming.
#
# It is possible to change the name of dangerous commands in a shared
[root@TFW-CENT6-LT Redis]# vi bin/start_redis.sh [root@TFW-CENT6-LT Redis]# cat bin/start_redis.sh #!/bin/sh # Author: Typhoon.Free.Wolf "$REDIS_HOME/bin/redis-server" "$REDIS_HOME/conf/redis.conf"& [root@TFW-CENT6-LT Redis]#
[root@TFW-CENT6-LT Redis]# chown -R typhoon.typhoon . [root@TFW-CENT6-LT Redis]# chmod 700 bin/* [root@TFW-CENT6-LT Redis]# chmod 755 bin/redis-cli [root@TFW-CENT6-LT Redis]# ll bin 总用量 34120 -rwx------. 1 typhoon typhoon 5578439 4月 3 15:20 redis-benchmark -rwx------. 1 typhoon typhoon 22241 4月 3 15:20 redis-check-aof -rwx------. 1 typhoon typhoon 7828138 4月 3 15:20 redis-check-rdb -rwxr-xr-x. 1 typhoon typhoon 5707371 4月 3 15:20 redis-cli -rwx------. 1 typhoon typhoon 7828138 4月 3 15:20 redis-sentinel -rwx------. 1 typhoon typhoon 7828138 4月 3 15:20 redis-server -rwx------. 1 typhoon typhoon 60852 2月 12 23:14 redis-trib.rb -rwx------. 1 typhoon typhoon 100 4月 3 16:50 start_redis.sh [root@TFW-CENT6-LT Redis]# chmod -R 700 conf [root@TFW-CENT6-LT Redis]# ll 总用量 8 drwxr-xr-x. 2 typhoon typhoon 4096 4月 3 16:50 bin drwx------. 2 typhoon typhoon 4096 4月 3 22:02 conf lrwxrwxrwx. 1 typhoon typhoon 29 4月 3 20:42 var -> /ext/rw1/prog/redis-3.2.8.var [root@TFW-CENT6-LT Redis]# chmod 700 /ext/rw1/prog/redis-3.2.8.var [root@TFW-CENT6-LT Redis]# ll /ext/rw1/prog 总用量 …… …… …… drwx------. 2 typhoon typhoon 4096 4月 4 15:40 redis-3.2.8.var [root@TFW-CENT6-LT Redis]#
[root@TFW-CENT6-LT Redis]# echo "********">conf/redis_passwd [root@TFW-CENT6-LT Redis]# ll conf/redis_passwd -rw-------. 1 typhoon typhoon 6 4月 3 16:56 /ext/ro1/prog/Redis/conf/redis_passwd [root@TFW-CENT6-LT Redis]# cat conf/redis_passwd ******** [root@TFW-CENT6-LT Redis]# mount /ext/ro1 -o remount,ro [root@TFW-CENT6-LT Redis]# exit [typhoon@TFW-CENT6-LT src]#
#! /bin/sh
# chkconfig: 35 96 04
# description: Redis service script.
# Version:
# 2017-04-04_12-50
# By:
# Typhoon.Free.Wolf.
# ========================================
# Customized values:
SVC_NAME="Redis";
START_WAIT_SECONDS=1;
STOP_WAIT_SECONDS=1;
# ========================================
# Customized variables:
APP_HOME="/ext/ro1/prog/Redis";
APP_USER="typhoon";
APP_PASSWD=$(cat "$APP_HOME/conf/redis_passwd");
# PROC_FILTER_CMD="ps aux | grep -v \"grep\" | grep \"$APP_HOME/bin/redis-server\";";
# PROC_FILTER_CMD="ps aux";
# ========================================
# Functions with customized inner content:
_status() {
# echo "$PROC_FILTER_CMD";
# $("$PROC_FILTER_CMD");
# `"$PROC_FILTER_CMD"`;
ps aux | grep -v "grep" | grep "$APP_HOME/bin/redis-server";
return $?;
}
_start() {
su - "$APP_USER" -c "\"$APP_HOME/bin/redis-server\" \"$APP_HOME/conf/redis.conf\"&";
return $?;
}
_stop() {
su - "$APP_USER" -c "\"$APP_HOME/bin/redis-cli\" -a \"$APP_PASSWD\" \"shutdown\"";
return $?;
}
# ========================================
# Static common part.
……
……
……
# ========================================
[root@TFW-CENT6-LT Redis]# chmod u+x /etc/rc.d/init.d/tfw_redis
[root@TFW-CENT6-LT Redis]# service tfw_redis restop;echo $?;
Service [ Redis ] starting...
5331:M 04 Apr 21:43:00.835 # You requested maxclients of 10000 requiring at least 10032 max file descriptors.
5331:M 04 Apr 21:43:00.835 # Server can't set maximum open files to 10032 because of OS error: Operation not permitted.
5331:M 04 Apr 21:43:00.835 # Current maximum open files is 4096. maxclients has been reduced to 4064 to compensate for low ulimit. If you need higher maxclients increase 'ulimit -n'.
_._
_.-``__ ''-._
_.-`` `. `_. ''-._ Redis 3.2.8 (00000000/0) 64 bit
.-`` .-```. ```\/ _.,_ ''-._
( ' , .-` | `, ) Running in standalone mode
|`-._`-...-` __...-.``-._|'` _.-'| Port: 6379
| `-._ `._ / _.-' | PID: 5331
`-._ `-._ `-./ _.-' _.-'
|`-._`-._ `-.__.-' _.-'_.-'|
| `-._`-._ _.-'_.-' | http://redis.io
`-._ `-._`-.__.-'_.-' _.-'
|`-._`-._ `-.__.-' _.-'_.-'|
| `-._`-._ _.-'_.-' |
`-._ `-._`-.__.-'_.-' _.-'
`-._ `-.__.-' _.-'
`-._ _.-'
`-.__.-'
5331:M 04 Apr 21:43:00.836 # WARNING: The TCP backlog setting of 511 cannot be enforced because /proc/sys/net/core/somaxconn is set to the lower value of 128.
5331:M 04 Apr 21:43:00.837 # Server started, Redis version 3.2.8
5331:M 04 Apr 21:43:00.837 # WARNING overcommit_memory is set to 0! Background save may fail under low memory condition. To fix this issue add 'vm.overcommit_memory = 1' to /etc/sysctl.conf and then reboot or run the command 'sysctl vm.overcommit_memory=1' for this to take effect.
5331:M 04 Apr 21:43:00.837 # WARNING you have Transparent Huge Pages (THP) support enabled in your kernel. This will create latency and memory usage issues with Redis. To fix this issue run the command 'echo never > /sys/kernel/mm/transparent_hugepage/enabled' as root, and add it to your /etc/rc.local in order to retain the setting after a reboot. Redis must be restarted after THP is disabled.
5331:M 04 Apr 21:43:00.837 * DB loaded from disk: 0.000 seconds
5331:M 04 Apr 21:43:00.837 * The server is now ready to accept connections on port 6379
typhoon 5331 0.0 0.1 133524 7876 ? Sl 21:43 0:00 /ext/ro1/prog/Redis/bin/redis-server 127.0.0.1:6379
Running, successfully started.
[确定]
Service [ Redis ] stopping...
typhoon 5331 1.0 0.1 133524 7876 ? Sl 21:43 0:00 /ext/ro1/prog/Redis/bin/redis-server 127.0.0.1:6379
5331:M 04 Apr 21:43:01.927 # User requested shutdown...
5331:M 04 Apr 21:43:01.927 * Saving the final RDB snapshot before exiting.
5331:M 04 Apr 21:43:02.110 * DB saved on disk
5331:M 04 Apr 21:43:02.110 * Removing the pid file.
5331:M 04 Apr 21:43:02.110 # Redis is now ready to exit, bye bye...
Not running, successfully stopped.
[确定]
0
[root@TFW-CENT6-LT Redis]# service tfw_redis start;echo $?;
Service [ Redis ] starting...
5402:M 04 Apr 21:43:14.982 # You requested maxclients of 10000 requiring at least 10032 max file descriptors.
……
……
……
Running, successfully started.
[确定]
0
[root@TFW-CENT6-LT Redis]#
[guest@TFW-CENT6-LT ~]$ redis-cli -a ******** 127.0.0.1:6379> set a "AAA" OK 127.0.0.1:6379> get a "AAA" 127.0.0.1:6379> del a (integer) 1 127.0.0.1:6379> get a (nil) 127.0.0.1:6379> quit [guest@TFW-CENT6-LT ~]$
<project ……> …… …… …… <dependencies> …… …… …… <dependency> <!-- Use redis. --> <groupId>redis.clients</groupId> <artifactId>jedis</artifactId> <version>2.9.0</version> </dependency> </dependencies> </project>
……
public class RedisTestcase
{
private Jedis jedis;
@Before
public void init()
{
jedis = new Jedis("127.0.0.1");
jedis.auth("redis");
jedis.connect();
}
@After
public void close()
{
jedis.disconnect();
}
@Test
public void testString()
{
jedis.set("user.acl.0.text", "ALL");
jedis.set("user.acl.12334.text", "11,13,14,15");
jedis.set("user.acl.2345.text", "11,13,14");
jedis.set("user.acl.35611.text", "13,55,99,101,103");
jedis.set("user.acl.35612.text", "13,55,99,101,103");
jedis.set(null, "13,55,99,101,103");
System.out.println(jedis.get("user.acl.0.text"));
System.out.println(jedis.get("user.acl.35611.text"));
System.out.println(jedis.get("user.acl.35616.text"));
System.out.println(jedis.get((String) null));
}
@Test
public void testSerializable()
{
jedis.set("user.acl.0.array".getBytes(),
serialize(new String[] { "ALL" }));
jedis.set("user.acl.12334.array".getBytes(),
serialize(new String[] { "11", "13", "14", "15" }));
jedis.set("user.acl.2345.array".getBytes(),
serialize(new String[] { "11", "13", "14" }));
jedis.set("user.acl.35611.array".getBytes(),
serialize(new String[] { "13", "55", "99", "101", "103" }));
jedis.set("user.acl.35612.array".getBytes(),
serialize(new String[] { "13", "55", "99", "101", "103" }));
jedis.set("user.0".getBytes(), serialize(
new User(0, "root", "passwd", (byte) 1, "Super user.")));
System.out.println(ArrayToolE.arrayForConsole((Object[]) deserizlize(
jedis.get("user.acl.0.array".getBytes()))));
System.out.println(ArrayToolE.arrayForConsole((Object[]) deserizlize(
jedis.get("user.acl.35611.array".getBytes()))));
// System.out.println(ArrayToolE.arrayForConsole((Object[]) deserizlize(
// jedis.get("user.acl.35616.array".getBytes()))));
System.out.println(deserizlize(jedis.get("user.0".getBytes())));
}
private byte[] serialize(Object obj)
{
ObjectOutputStream obi = null;
ByteArrayOutputStream bai = null;
try
{
bai = new ByteArrayOutputStream();
obi = new ObjectOutputStream(bai);
obi.writeObject(obj);
byte[] byt = bai.toByteArray();
return byt;
}
catch (IOException e)
{
e.printStackTrace();
}
return null;
}
private Object deserizlize(byte[] byt)
{
ObjectInputStream oii = null;
ByteArrayInputStream bis = null;
bis = new ByteArrayInputStream(byt);
try
{
oii = new ObjectInputStream(bis);
Object obj = oii.readObject();
return obj;
}
catch (Exception e)
{
e.printStackTrace();
}
return null;
}
}
[guest@TFW-CENT6-LT ~]$ redis-cli -a redis 127.0.0.1:6379> get user.0 "\xac\xed\x00\x05sr\x00Ptfw.integration_demo._04_spring_web_mvc._02_crud._01_basic_jdbc_crud.entity.User\x00\x00\x00\x00\x00\x00\x00\x01\x02\x00\x05L\x00\x06bYStatt\x00\x10Ljava/lang/Byte;L\x00\x05itgIdt\x00\x13Ljava/lang/Integer;L\x00\astrNamet\x00\x12Ljava/lang/String;L\x00\tstrPasswdq\x00~\x00\x03L\x00\tstrRemarkq\x00~\x00\x03xpsr\x00\x0ejava.lang.Byte\x9cN`\x84\xeeP\xf5\x1c\x02\x00\x01B\x00\x05valuexr\x00\x10java.lang.Number\x86\xac\x95\x1d\x0b\x94\xe0\x8b\x02\x00\x00xp\x01sr\x00\x11java.lang.Integer\x12\xe2\xa0\xa4\xf7\x81\x878\x02\x00\x01I\x00\x05valuexq\x00~\x00\x06\x00\x00\x00\x00t\x00\x04roott\x00\x06passwdt\x00\x0bSuper user." 127.0.0.1:6379> exit [guest@TFW-CENT6-LT ~]$由此可知“tfw.integration_demo._04_spring_web_mvc._02_crud._01_basic_jdbc_crud.entity.User”型对象已存入 redis 。
[typhoon@TFW-CENT6-LT to_test.memcached]$ axel http://memcached.org/files/memcached-1.4.36.tar.gz -n 10 -o memcached-1.4.36.tar.gz 初始化下载: http://memcached.org/files/memcached-1.4.36.tar.gz File size: 399047 bytes 打开输出文件 memcached-1.4.36.tar.gz 开始下载 [ 0%] .......... .......... .......... .......... .......... [ 90.9KB/s] [ 12%] .......... .......... .......... .......... .......... [ 132.8KB/s] [ 25%] .......... .......... ......... 连接 0 结束 ,,,,,,,,,, ,,,,,,,,,, ,,,,,,,,,. .......... . 连接 5 结束 ,,,,,,,,,, ,,,,,,,,,, ,,,,,,,,,, ,,,,,,,,,, ,......... [ 149.5KB/s] [ 38%] .. 连接 1 结束 ,,........ ... 连接 4 结束 ,,,,,,,,,, ,,,....... .......... .......... .......... [ 67.2KB/s] [ 51%] .......... .......... .......... .......... .......... [ 49.3KB/s] [ 64%] .......... .... 连接 2 结束 ,,,,,,,,,, ,,,,...... .......... ..... 连接 7 结束 ,,,,,,,,,, ,,,,,,,,,, ,,,,,,,,,, ,,,,,..... .......... [ 29.7KB/s] [ 76%] ........ 连接 8 结束 ,,,,,,,,.. .......... .......... .......... .. 连接 6 结束 ,,,,,,,,,, ,,,,,,,,,, ,,,,,,,,,, ,,,,,,,,,, ,,........ [ 13.4KB/s] [ 89%] .......... .... 连接 9 结束 ,,,,,,,,,, ,,,,...... .......... ......... 389.7 千字节 已下载，用时 43 秒。（9.02 千字节/秒） [typhoon@TFW-CENT6-LT to_test.memcached]$ [typhoon@TFW-CENT6-LT to_test.memcached]$ ls memcached-1.4.36.tar.gz [typhoon@TFW-CENT6-LT to_test.memcached]$
[typhoon@TFW-CENT6-LT to_test.memcached]$ tar zxvf memcached-1.4.36.tar.gz memcached-1.4.36/ memcached-1.4.36/config.guess memcached-1.4.36/assoc.h …… …… …… memcached-1.4.36/depcomp memcached-1.4.36/configure memcached-1.4.36/Makefile.in [typhoon@TFW-CENT6-LT to_test.memcached]$ ls memcached-1.4.36 memcached-1.4.36.tar.gz [typhoon@TFW-CENT6-LT to_test.memcached]$ cd memcached-1.4.36 [typhoon@TFW-CENT6-LT memcached-1.4.36]$ ./configure --prefix=/opt/memcached;echo $?; checking build system type... x86_64-pc-linux-gnu checking host system type... x86_64-pc-linux-gnu checking for a BSD-compatible install... /usr/bin/install -c …… …… …… config.status: creating doc/Makefile config.status: creating config.h config.status: executing depfiles commands 0 [typhoon@TFW-CENT6-LT memcached-1.4.36]$ make;echo $?; make all-recursive make[1]: Entering directory `/home/typhoon/123/download/soft.tmp/to_test.memcached/memcached-1.4.36' Making all in doc …… …… …… gcc -std=gnu99 -g -O2 -pthread -pthread -Wall -Werror -pedantic -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls -fno-strict-aliasing -o timedrun timedrun.o -levent -lrt make[2]: Leaving directory `/home/typhoon/123/download/soft.tmp/to_test.memcached/memcached-1.4.36' make[1]: Leaving directory `/home/typhoon/123/download/soft.tmp/to_test.memcached/memcached-1.4.36' 0 [typhoon@TFW-CENT6-LT memcached-1.4.36]$
[typhoon@TFW-CENT6-LT memcached-1.4.36]$ su -c "make install";echo $?; 密码： make install-recursive make[1]: Entering directory `/home/typhoon/123/download/soft.tmp/to_test.memcached/memcached-1.4.36' Making install in doc …… …… …… make[3]: Leaving directory `/home/typhoon/123/download/soft.tmp/to_test.memcached/memcached-1.4.36' make[2]: Leaving directory `/home/typhoon/123/download/soft.tmp/to_test.memcached/memcached-1.4.36' make[1]: Leaving directory `/home/typhoon/123/download/soft.tmp/to_test.memcached/memcached-1.4.36' 0 [typhoon@TFW-CENT6-LT memcached-1.4.36]$
[root@TFW-CENT6-LT ~]# vi /etc/profile.d/tfw_10_memcached.sh [root@TFW-CENT6-LT Redis]# cat /etc/profile.d/tfw_10_memcached.sh #!/bin/sh # Version: 2017-04-04_10-46 # For: Memcached 1.4.36 export MEMCACHED_HOME=/opt/memcached; export PATH=$PATH:$MEMCACHED_HOME/bin; [root@TFW-CENT6-LT ~]#
# Otherwise the database will be updated.
#
#MAKEWHATISDBUPDATES n
# TFW:
MANPATH /opt/memcached/share/man
[typhoon@TFW-CENT6-LT to_test.memcached]$ man memcached
MEMCACHED(1) MEMCACHED(1)
NAME
memcached - high-performance memory object caching system
SYNOPSIS
……
……
……
:q
[typhoon@TFW-CENT6-LT to_test.memcached]$
#! /bin/sh
# chkconfig: 35 96 04
# description: Memcached service script.
# Version:
# 2017-04-04_14-04
# By:
# Typhoon.Free.Wolf.
# ========================================
# Customized values:
SVC_NAME="Memcached";
START_WAIT_SECONDS=1;
STOP_WAIT_SECONDS=1;
# ========================================
# Customized variables:
APP_HOME="/opt/memcached";
APP_USER="typhoon";
APP_PORT=6666;
# PROC_FILTER_CMD="ps aux | grep -v \"grep\" | grep \"$APP_HOME/bin/memcached\";";
# PROC_FILTER_CMD="ps aux";
# ========================================
# Functions with customized inner content:
_status() {
# echo "$PROC_FILTER_CMD";
# $("$PROC_FILTER_CMD");
# `"$PROC_FILTER_CMD"`;
ps aux | grep -v "grep" | grep "$APP_HOME/bin/memcached";
return $?;
}
_start() {
"$APP_HOME/bin/memcached" -d -m 256 -u "$APP_USER" -p $APP_PORT -c 1024;
return $?;
}
_stop() {
kill $(ps aux | grep -v "grep" | grep "$APP_HOME/bin/memcached" | gawk '{ print $2 }');
return $?;
}
# ========================================
# Static common part.
……
……
……
# ========================================
[root@TFW-CENT6-LT ~]# chmod u+x /etc/rc.d/init.d/tfw_mcchd
[root@TFW-CENT6-LT ~]# service tfw_mcchd start
Service [ Memcached ] starting...
typhoon 8728 0.0 0.0 341892 1180 ? Ssl 22:57 0:00 /opt/memcached/bin/memcached -d -m 256 -u typhoon -p 6666 -c 1024
Running, successfully started.
[确定]
[root@TFW-CENT6-LT ~]# service tfw_mcchd stop
Service [ Memcached ] stopping...
typhoon 8728 0.0 0.0 341892 1180 ? Ssl 22:57 0:00 /opt/memcached/bin/memcached -d -m 256 -u typhoon -p 6666 -c 1024
Not running, successfully stopped.
[确定]
[root@TFW-CENT6-LT ~]# service tfw_mcchd restart
Service [ Memcached ] stopping...
Not running / already stopped, unable to stop again!
[PASSED]
Service [ Memcached ] starting...
typhoon 8784 0.0 0.0 341892 1176 ? Ssl 22:57 0:00 /opt/memcached/bin/memcached -d -m 256 -u typhoon -p 6666 -c 1024
Running, successfully started.
[确定]
[root@TFW-CENT6-LT ~]#
[guest@TFW-CENT6-LT ~]$ telnet 127.0.0.1 6666 Trying 127.0.0.1... Connected to 127.0.0.1. Escape character is '^]'. set a 0 0 6 测试 STORED get a VALUE a 0 6 测试 END quit Connection closed by foreign host. [guest@TFW-CENT6-LT ~]$
[typhoon@TFW-CENT6-LT to_test.memcached]$ wget https://cloud.github.com/downloads/gwhalin/Memcached-Java-Client/java_memcached-release_2.6.6.zip --2017-04-04 23:22:00-- https://cloud.github.com/downloads/gwhalin/Memcached-Java-Client/java_memcached-release_2.6.6.zip 正在解析主机 cloud.github.com... 54.192.75.89, 54.192.75.144, 54.192.75.113, ... 正在连接 cloud.github.com|54.192.75.89|:443... 已连接。 已发出 HTTP 请求，正在等待回应... 200 OK 长度：197142 (193K) [.zip] 正在保存至: “java_memcached-release_2.6.6.zip” 100%[======================================>] 197,142 320K/s in 0.6s 2017-04-04 23:22:02 (320 KB/s) - 已保存 “java_memcached-release_2.6.6.zip” [197142/197142]) [typhoon@TFW-CENT6-LT to_test.memcached]$ ls java_memcached-release_2.6.6.zip memcached-1.4.36 memcached-1.4.36.tar.gz [typhoon@TFW-CENT6-LT to_test.memcached]$
……
public class MemcachedTestcase
{
private MemCachedClient mcc = new MemCachedClient();
@Before
// @Test
public void init()
{
// Define servers.
String[] servers = { "127.0.0.1:6666" };
// Define server weights.
Integer[] weights = { 3 };
// Socket pool.
SockIOPool pool = SockIOPool.getInstance();
{
pool.setServers(servers);
pool.setWeights(weights);
// Some TCP settings:
// 1. Disable nagle.
pool.setNagle(false);
// 2. Read timeout to 3 secs.
pool.setSocketTO(3000);
// 3. No timeout for connecting.
pool.setSocketConnectTO(0);
// Initialization:
pool.initialize();
}
mcc = new MemCachedClient();
}
@Test
public void test()
{
mcc.set("key_a", "ABCDEFGHIJKLMN");
mcc.set("user.0", new User(0, "root", "passwd", (byte) 1, "Super user."));
mcc.set(null, "CCC");
mcc.set("key_d", null);
System.out.println(mcc.get("key_a"));
System.out.println(mcc.get("user.0"));
System.out.println(mcc.get(null));
System.out.println(mcc.get("key_d"));
}
}
[guest@TFW-CENT6-LT ~]$ telnet 127.0.0.1 6666
Trying 127.0.0.1...
Connected to 127.0.0.1.
Escape character is '^]'.
get user.0
VALUE user.0 0 375
��srPtfw.integration_demo._04_spring_web_mvc._02_crud._01_basic_jdbc_crud.entity.UserLbYStattLjava/lang/Byte;LitgIdtLjava/lang/Integer;LstrNametLjava/lang/String;L strPasswdq~L strRemarkq~xpsrjava.lang.Byte�N`��P�Bvaluexrjava.lang.Number���
���xpsrjava.lang.Integer⠤���8Ivaluexq~troottpasswdt
Super user.
END
quit
Connection closed by foreign host.
[guest@TFW-CENT6-LT ~]$
由此可知“tfw.integration_demo._04_spring_web_mvc._02_crud._01_basic_jdbc_crud.entity.User”型对象已存入
memcached 。