多种方式测试redis入库性能

? ? Transaction Pipeline 耗时（s） 测试一： N N 311 测试二： N Y 10 测试三： Y Y 7 测试四： Y N 10 ? 结论：Pipeline + Transaction方式是几种插入方式中性能最好的。虽然有点意外，但测试多次仍然是这个结论。 ? 测试代码如下： ? import org.apache.

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结论：Pipeline + Transaction方式是几种插入方式中性能最好的。虽然有点意外，但测试多次仍然是这个结论。

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测试代码如下：

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import org.apache.commons.lang.RandomStringUtils;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisPool;
import redis.clients.jedis.JedisPoolConfig;
import redis.clients.jedis.Pipeline;
import redis.clients.jedis.Transaction;
public class RedisTransactionTest {
private static String host = "xx.xx.xx.xx";
private static JedisPool pool = new JedisPool(new JedisPoolConfig(), host);
private long rowCount = 1000000; // 100万
public static void main(String[] args) {
long start = System.currentTimeMillis();
new RedisTransactionTest().noTransactionNoPipeline();
System.out.println("noTransactionNoPipeline use " + (System.currentTimeMillis() - start) / 1000);
pool = new JedisPool(new JedisPoolConfig(), host);
start = System.currentTimeMillis();
new RedisTransactionTest().pipelineWithoutTransaction();
System.out.println("pipelineWithoutTransaction use " + (System.currentTimeMillis() - start) / 1000);
pool = new JedisPool(new JedisPoolConfig(), host);
start = System.currentTimeMillis();
new RedisTransactionTest().pipelineWithTransaction();
System.out.println("pipelineWithTransaction use " + (System.currentTimeMillis() - start) / 1000);
pool = new JedisPool(new JedisPoolConfig(), host);
start = System.currentTimeMillis();
new RedisTransactionTest().transactionNoPipeline();
System.out.println("transactionNoPipeline use " + (System.currentTimeMillis() - start) / 1000);
}
public void pipelineWithoutTransaction() {
Jedis jedis = pool.getResource();
try {
Pipeline p = jedis.pipelined();
for (int i = 0; i < rowCount; i++) {
String key = RandomStringUtils.randomAlphabetic(8);
p.set(key, RandomStringUtils.randomNumeric(5));
p.expire(key, 5 * 60);
}
p.sync();
} catch (Exception e) {
pool.returnResource(jedis);
}
}
public void pipelineWithTransaction() {
Jedis jedis = pool.getResource();
try {
Pipeline p = jedis.pipelined();
p.multi();
for (int i = 0; i < rowCount; i++) {
String key = RandomStringUtils.randomAlphabetic(8);
p.set(key, RandomStringUtils.randomNumeric(5));
p.expire(key, 5 * 60);
}
p.exec();
p.sync();
} catch (Exception e) {
pool.returnResource(jedis);
}
}
public void noTransactionNoPipeline() {
Jedis jedis = pool.getResource();
try {
for (int i = 0; i < rowCount; i++) {
String key = RandomStringUtils.randomAlphabetic(8);
jedis.set(key, RandomStringUtils.randomNumeric(5));
jedis.expire(key, 5 * 60);
}
} catch (Exception e) {
pool.returnResource(jedis);
}
}
public void transactionNoPipeline() {
Jedis jedis = pool.getResource();
try {
Transaction tx = jedis.multi();
for (int i = 0; i < rowCount; i++) {
String key = RandomStringUtils.randomAlphabetic(8);
tx.set(key, RandomStringUtils.randomNumeric(5));
tx.expire(key, 5 * 60);
}
tx.exec();
} catch (Exception e) {
pool.returnResource(jedis);
}
}
}

?--end

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原文地址：多种方式测试redis入库性能, 感谢原作者分享。