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Comments (24)

ideawu avatar ideawu commented on August 16, 2024

Hi, ssdb适合存储图片等二进制数据. 对于400G容量的数据, ssdb完全没有问题, ssdb的读取性能也非常优秀. 对于你所提到的应用场景, 建议你部署ssdb的主从模式, 一主多从, 利用多台机器来分散均衡Vanish崩溃后的读压力. 同时, 修改ssdb.conf, 增加cache大小.

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lanrenwo avatar lanrenwo commented on August 16, 2024

好的,非常感谢!我近期测试一下。

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ideawu avatar ideawu commented on August 16, 2024

希望能看到你的使用反馈, 帮助ssdb做改进.

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lanrenwo avatar lanrenwo commented on August 16, 2024

呵呵,一定。期待早日发布nginx的插件,这样就方便多了。

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ideawu avatar ideawu commented on August 16, 2024

淘宝员工开发的 tcpcopy, 可以把线上流量复制到其它环境, 同时不影响正常的业务. https://github.com/wangbin579/tcpcopy

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ideawu avatar ideawu commented on August 16, 2024

有一位朋友已经开发了nginx_lua插件, 可以试试: https://github.com/LazyZhu/lua-resty-ssdb

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lanrenwo avatar lanrenwo commented on August 16, 2024

呵,这个在你的项目Wiki里看过,如果有Nginx插件的话,就更友好了,部署SSDB也很快,类似nginx使用memcache很方便

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lanrenwo avatar lanrenwo commented on August 16, 2024

ideawu, 你好,我测试了lua-resty-ssdb,发现有个问题。
LazyZhu/lua-resty-ssdb#1

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ideawu avatar ideawu commented on August 16, 2024

Hi, 了解下你们现在的SSDB使用情况如何? 是否已经实际应用?

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lanrenwo avatar lanrenwo commented on August 16, 2024

不好意思,近期比较忙,还没有开始使用。

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hit9 avatar hit9 commented on August 16, 2024

hi @ideawu 400G的数据ssdb是没有压力的吗?

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hit9 avatar hit9 commented on August 16, 2024

@ideawu 我在用ssdb.. 嗯。。其实总共不到40G的数据。一天会产生不到7G的数据,我只存取5天的数据。
我用担心数据量上去的时候ssdb会撑不住吗?

还有一个问题是:linux的max open files必须要打开吗

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ideawu avatar ideawu commented on August 16, 2024

400G对于ssdb没有问题.

max open files 必须改成至少 10000(10k).

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hit9 avatar hit9 commented on August 16, 2024

嗯谢谢。

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hit9 avatar hit9 commented on August 16, 2024

修改后不用重启ssdb吧?

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hit9 avatar hit9 commented on August 16, 2024

ok。需要重启机器(ssdb肯定要关)。谢谢。。

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lanrenwo avatar lanrenwo commented on August 16, 2024

@hit9 现在我不负责这块了,所以暂时还未切换至SSDB,我们还是存在Beansdb(1T的空间)
未来在新项目中准备使用,因为SSDB有过期的功能,比较适合我们。

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hit9 avatar hit9 commented on August 16, 2024

@lanrenwo beansdb只支持kv操作是吧。我需要一个数据结构服务器 ^_^

我现在的项目在用,ssdb表现非常不错

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lanrenwo avatar lanrenwo commented on August 16, 2024

@hit9 是啊,只有KV操作,主要是我们用了几年了,切换要花点时间。我也期望早点用上SSDB。

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hit9 avatar hit9 commented on August 16, 2024

@lanrenwo 你的需求只有kv操作的话,选择就太多了。

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lanrenwo avatar lanrenwo commented on August 16, 2024

@hit9 现在想用SSDB,让缩略图有过期时间,这样就方便了。其他的选择,不敢用。

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hit9 avatar hit9 commented on August 16, 2024

@lanrenwo 过期的缩略图不会自动删除啊,只是路径在ssdb里面删除了啊

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lanrenwo avatar lanrenwo commented on August 16, 2024

@hit9 设置expire后,应该会也定时删除存储空间吧。

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lanrenwo avatar lanrenwo commented on August 16, 2024

@hit9 我记起来了,需要执行 compact 命令,进行空间回收。

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