请问 Python 操作 Redis 写入数据每秒 5W 算正常么? - V2EX
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Phishion

请问 Python 操作 Redis 写入数据每秒 5W 算正常么?

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  •   Phishion Oct 6, 2021 3083 views
    This topic created in 1667 days ago, the information mentioned may be changed or developed.

    代码如下,使用了 pipeline,10W 数据执行下来要 2s,这个算是正常速度么?请问还有啥跑更快的办法么?

     from datetime import datetime from redis import StrictRedis redis = StrictRedis(host='redis', port=6379, db=0) def test_redis(count): pipeline = redis.pipeline() process_start = datetime.now().timestamp() for value in range(1, count): user_key = 'user:id:' + str(value) pipeline.set(user_key, 'bar') pipeline.execute() process_elapsed = round(datetime.now().timestamp() - process_start, 2) print("\nDone ({}s).\n".format(process_elapsed)) test_redis(100000) 
    8 replies    2021-10-07 11:18:15 +08:00
    srx1982
        1
    srx1982  
       Oct 6, 2021
    换个解释器试试
    superrichman
        2
    superrichman  
       Oct 6, 2021   1
    Done (0.96s).
    你可能需要内存超频 /doge
    Phishion
        3
    Phishion  
    OP
       Oct 6, 2021
    @superrichman 感谢测试,我用的 VPS, 只能给啥用啥,你这个是挺快的
    ynkkdev
        4
    ynkkdev  
       Oct 6, 2021   1
    1.24s

    来自普通办公笔记本
    Phishion
        5
    Phishion  
    OP
       Oct 6, 2021
    @youngce 谢谢测试,可能是某云的 VPS 内存性能实在不行,也可能是我 Redis 跑在 Docker 上的原因(我没测试是不是有关联)
    notyss
        6
    notyss  
       Oct 7, 2021
    你是想测试 redis 还是 python 还是 python 的 redis library
    zhchyu999
        7
    zhchyu999  
       Oct 7, 2021
    测试下 redis 的 redis-benchmark 测试下 redis 的性能,看看瓶颈在哪里
    Phishion
        8
    Phishion  
    OP
       Oct 7, 2021
    @notyss 我就想测试一下在项目中实际的写入速度,脱离 Python 没啥意义
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