欢迎关注微信公众号:石杉的架构笔记(id:shishan100)mysql

个人新课**《C2C 电商系统微服务架构120天实战训练营》在公众号儒猿技术窝**上线了,感兴趣的同窗,能够点击下方连接了解详情:面试
《C2C 电商系统微服务架构120天实战训练营》redis
概述
以前写过两篇文章:算法
经过这两篇文章,咱们给你们聊了聊国内中大型互联网公司,在Java面试时一些高频的技术问题。sql
本文咱们经过一篇真实的一线面经,带你们去体验一下BAT等互联网公司的面试现场氛围!数据库
背景介绍
PS:
面试者是笔者之前的下属,多年的好朋友。
这是他今年早些时候出去面试,拿到BAT等多家一线互联网公司技术专家Offer的面试经历。
先介绍一下这位朋友的我的经历:缓存
- 本科毕业,接近10年工做经验。跳槽以前,在国内某大型互联网公司里带一个8人左右的技术团队。
- 因为公司业务发展较为平缓,因此职业上升机会较少。
- 朋友对其负责的系统架构和技术已经很是熟悉,薪资上也较难有大幅度的增加,至于晋升更高的级别,短时间内也不容易。
所以,在仔细思考一番以后,决定出来看看机会,可否在带团队的规模、技术以及薪资上实现一个突破。性能优化
○一面○
一面是一个猎头给朋友推的一个职位,BAT中某一个大厂的某个团队,具体就不说是哪一个部门了。微信
一面就直接过去当面聊了一次,大概从下午2点聊到了下午4点多,时间很长,炮火至关猛烈。markdown
一面面试官也是专家职级,上来就是先聊项目,针对项目中的各类细节仔细问,就项目展开,并且极其注重细节。
下面的内容,是根据朋友面试以后的回忆,整理出的部分问题。
面试一样是经过互联网公司最喜欢的连环炮形式发问。好比在面试过程当中,聊到了缓存。连环炮以下:
接着,面试官继续深扣了不少细节
面试官:
- 那请说一下,这些请求具体是落在哪些接口上?
- 哪些数据是数据库和缓存双写一份的?
- 双写一致性如何保证?保证一致性的同时如何保证高并发和性能?
- 缓存线上是如何部署的?给了多大的总内存?命中率有多高?
- 缓存抗了多少QPS?数据流回源会有多少QPS?
- 是否某个key出现了热点缓存致使缓存集群中某个机器的负载太高?如何解决的?
- 是否出现超大value打满网卡的问题?如何规避这个问题?
- 线上是否出过缓存集群事故?若是出现了大家怎么解决有什么高可用保障预案?
- 平时如何监控缓存集群的QPS和容量?若是要扩容该怎么扩?可否平滑扩容?扩容会致使系统须要停机吗?
- 聊聊Redis的集群原理?扩容的时候会不会致使数据丢失?key寻址算法都了解哪些?
- 你了解一致性hash算法吗?画个图说说Redis线程模型和内存模型?
朋友:
纸笔翻飞,大脑高度运转,一个接一个的回答。。。

如上所述,全部问题,所有结合项目,落地到生产中,同时注重聊技术的不少细节,包括技术的一些原理。
像缓存这样的连环炮提问法,面试官还用来问了MQ、MySQL分库分表、高可用、JVM、多线程并发,等各类问题。
简单总结:
- 一面其实关注了技术广度,同时结合项目死扣各类细节。
- 另外也兼顾了必定的技术深度,会就一个技术往深了问下去。
整体来讲,一面还算顺利,毕竟都是结合项目来问的,各类细节平时朋友进行架构设计时,都会仔细考虑过。
并且朋友也作过线上的高并发系统,踩过不少坑,因此这些问题基本都回答的不错。
可是这里给你们提醒一句,通常某个同窗出去面试,回来以后其余人问他面试经验,通常都是问:都有啥面试题?面试官是怎么问的?
说实话,你们看了上面那些问题,可能会以为说,哦,其实我也能够答出来,没什么特别的。
但其实并非这样,若是只是拿高级岗位的Offer,你的技术会占很大比重。
可是若是要拿专家岗位的Offer,你到底有没有线上真实的高负载的系统架构经验,很是重要。
一样的问题,普通人会回答的很普通,可是经历过真实几十亿流量请求的人必定会说出大量经验总结、教训以及采坑。
并且对整套复杂的大型系统究竟是如何抗住高并发的,会了然于胸,熟悉全部的细节。
因此针对一面,通常就是结合项目,深挖细扣,看你到底有多少水平,作过多复杂的系统。
这块说实话,作过就是作过,没作过就是没作过,是不可能做假的。
不少同窗可能本身平时也看过不少书和博客,可是看书和博客只是基础,若是没有真实的线上生产环境的历练,是确定不够的。毕竟实践出真知!
○二面○
一面就顺利经过了,紧接着安排了第二轮面试。
二面面试官应该是这个团队的leader,P8级别的,若是进去,应该就是朋友将来的顶头上司。
据朋友讲,二面面试官态度很是好,很和善,看来一面面试官反馈以后,这个team对朋友仍是比较重视的。
(1)技术深度
二面内容就从广度变成深度了,面试官技术实力很深厚,应该是有十几年经验。对相关技术深挖了不少东西。
一样,二面也聊到了缓存相关的问题。问了朋友具体了解过哪些缓存技术,redis、memcached,还有阿里开源的tair,哪一个了解过内核原理?
朋友以前看过一些redis的内核,就聊了聊redis内核的一些数据结构和实现原理。包括集群、持久化在内核层面的一些东西。
此外在MQ这块,朋友正好对kafka作过深刻的研究,就聊了聊Kafka的源码。
好比KafkaController在故障转移这块的源码,日志存储、网络通讯的一些细节。如何保证磁盘读写的高性能,零拷贝那块的底层实现,leader和follower之间的数据是如何同步的,都是从源码层面来聊。
此外,还聊了dubbo的源码以及mysql内核层面的东西。
(2)系统设计、工程素养、带团队
同时二面很是重视考察系统设计能力、工程素养、带团队的能力。
好比面试官就这个部门负责的一块业务,出了一个相关的系统设计题目。
题目细节记不清楚了,大致内容是给出具体的用户量、业务场景、并发量、数据量,而后让你总体负责这个系统的架构设计。
朋友须要阐述本身的总体设计思路,从哪些点来考虑,存在着哪些技术挑战,而且现场画出来具体的架构设计图。
工程素养这块,让朋友聊了聊平时如何作的技术设计、技术评审、编码规范、测试、上线、回滚、灰度、压测、监控等等。
带团队,让朋友说一下,如何招人、面试标准、如何搭建团队的人才梯度,等等。
(3)架构演进
此外,还会问一下,整个系统架构是如何一步一步进行演进的。
从0到1的时候是什么架构?从1到10的时候是什么架构?从10到100的时候是什么架构?这块就是看看你的总体架构能力,以及技术规划能力。
说到这里,笔者提一句,若是出去面试,尤为是去BAT等大型互联网公司面试,必须精心准备。
包括你的项目的每一个细节,你解决过的各类线上问题和坑,你简历里的技术是否达到必定的深度,你平时其余的工程、设计能力,这些都必定要精心准备一下。
绝对不要裸面!绝对不要裸面!绝对不要裸面!
重要的事情说三遍!裸面必败,并且若是一问三不知,那么给人的印象就是不好的。
若是要冲着心仪的大公司去,最起码精心准备1个月以上,你们务必记住这一点,这也是朋友此次的一个重要心得,准备充分了,才能有备无患。
○三面○
二面以后,又等了大概一两周。。。
由于越往上面,领导级别越高,平时越忙,有时人家可能出差开会去了,不过等了一两周,那边总算约上了三面。
三面是总监级别的,不太肯定是走的M线仍是P线。若是是P线,那么必定是P9,可是观察面试风格应该是M线的总监。
这一面,聊技术其实并很少,更多的是跟朋友聊过往的各类公司的经历和项目经验,具体负责过哪些比较有挑战的大型的系统。
另外,考察了各类软素质。好比说责任心、抗压能力、自我驱动,让朋友举例说明本身过去的一些事情,来证实软素质。
同时还会聊聊职业价值观,是否愿意加班,等等吧。最后也聊了聊朋友的职场指望,包括这个团队是干什么的,将来的发展方向之类的。
朋友以为最重要的仍是前面两面,其实这一面,只要人品端正,平时干活儿认真负责,通常的都没什么太大的问题。
○终面○
接着又过了一两个礼拜,由于当时二面面试官,也就是那个将来可能成为朋友leader的人,对朋友仍是比较看重的,私下还短信联系了一段时间,就怕朋友跑去别的公司了。他告诉朋友说是由于HR那边太忙了,因此终面还未安排上。
关于HR面,朋友印象真是至关之深入,为何呢?由于HR是直接电话聊的,没过去了,过去实在太折腾,并且二面面试官也是去打了招呼。
HR当时竟然是晚上11点打来的电话,人家刚刚加班开会结束,就打来了电话,真是不得不佩服其敬业精神!
并且这位HR是至关专业的,若是是普通的HR其实随便聊聊就好了,可是这边的HR问了不少问题,大概聊了1个小时左右。
主要是跟朋友聊了一些价值观的东西,好比以前以为作过最难的事情是啥,怎么克服的,当时啥心态。
还有就是为啥要离职,没有发展空间?那当时没考虑过公司内部transfer(转岗)吗?为啥很差transfer?你的绩效平时怎么样?你以为你跟同事相处的怎么样?
终面内容,总结起来,其实仍是一句话,你人品正就行了,通常都问题不大,老老实实的踏实回答。
后来HR面了事后,那边的薪资确实给到位了,达到了朋友的指望薪资。
可是那边给的规划是将来能够带的团队人数也就是10人之内,并且不是配发集团股票,是配发的正在快速发展的这个团队的期权。
因此朋友当时纠结了一下,但仍是先答应了,因而offer就发了过来。
后记
原本朋友想的是,若是没有别的更好的机会,那么这个机会也能够考虑,毕竟薪资上仍是能够的。
可是当时包括**TMD(头条、美团、滴滴)**这边,也都有人内推朋友过去试试,因此当时也面了其余的几个一线互联网公司。
其实若是经历了BAT这种互联网公司的几轮技术面试洗礼,那么去国内任何一个公司都没什么问题了,因此当时面试也都很顺利,得心应手。
一样,朋友也不出意外的拿到了那些一线互联网公司的offer。
通过一番对比,朋友最终没有选择去最初面试的那个BAT中的某个大厂,而是去了上面说的那几个超级独角兽公司中的其中一个。
缘由是这家超级独角兽公司给出的薪资超出指望以外,并且领导对朋友一样很是重视,配发了大量的期权,承诺能够独立带20+人的团队。
而朋友更看重的是这个超级独角兽公司将来的潜力。
- 第一,公司发展速度快,人员扩张迅猛,因此给到的带团队的机会很是好,能带更大的团队,比朋友当前带的团队规模大了一倍多。
- 第二,虽然BAT的那家大厂一样配发了期权,可是这家超级独角兽的期权将来潜力可能更大。事实证实,的确如此。
- 因此综合考虑了以后,朋友最终仍是根据本身的职业发展选择了独角兽公司,没有再回到BAT行列中。
因为公众号再也不开通文章留言功能,若是对文章有什么问题或者对公众号有什么建议,欢迎在公众号聊天框留言交流!
END
若有收获,请帮忙转发,您的鼓励是做者最大的动力,谢谢!
一大波微服务、分布式、高并发、高可用的原创系列文章正在路上
欢迎扫描下方二维码,持续关注:
石杉的架构笔记(id:shishan100)
十余年BAT架构经验倾囊相授
**> **推荐阅读:** > > 一、[拜托!面试请不要再问我Spring Cloud底层原理](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Flink.juejin.im%2525253Ftarget%2525253Dhttps%252525253A%252525252F%252525252Flink.juejin.im%252525252F%252525253Ftarget%252525253Dhttps%25252525253A%25252525252F%25252525252Flink.juejin.im%25252525253Ftarget%25252525253Dhttps%2525252525253A%2525252525252F%2525252525252Flink.juejin.im%2525252525252F%2525252525253Ftarget%2525252525253Dhttps%252525252525253A%252525252525252F%252525252525252Flink.juejin.im%252525252525252F%252525252525253Ftarget%252525252525253Dhttps%25252525252525253A%25252525252525252F%25252525252525252Fjuejin.im%25252525252525252Fpost%25252525252525252F5be13b83f265da6116393fc7) > > 二、[【双11狂欢的背后】微服务注册中心如何承载大型系统的千万级访问?](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Flink.juejin.im%2525253Ftarget%2525253Dhttps%252525253A%252525252F%252525252Flink.juejin.im%252525252F%252525253Ftarget%252525253Dhttps%25252525253A%25252525252F%25252525252Flink.juejin.im%25252525253Ftarget%25252525253Dhttps%2525252525253A%2525252525252F%2525252525252Flink.juejin.im%2525252525252F%2525252525253Ftarget%2525252525253Dhttps%252525252525253A%252525252525252F%252525252525252Flink.juejin.im%252525252525252F%252525252525253Ftarget%252525252525253Dhttps%25252525252525253A%25252525252525252F%25252525252525252Fjuejin.im%25252525252525252Fpost%25252525252525252F5be3f8dcf265da613a5382ca) > > 三、[【性能优化之道】每秒上万并发下的Spring Cloud参数优化实战](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Flink.juejin.im%2525253Ftarget%2525253Dhttps%252525253A%252525252F%252525252Flink.juejin.im%252525252F%252525253Ftarget%252525253Dhttps%25252525253A%25252525252F%25252525252Flink.juejin.im%25252525253Ftarget%25252525253Dhttps%2525252525253A%2525252525252F%2525252525252Flink.juejin.im%2525252525252F%2525252525253Ftarget%2525252525253Dhttps%252525252525253A%252525252525252F%252525252525252Flink.juejin.im%252525252525252F%252525252525253Ftarget%252525252525253Dhttps%25252525252525253A%25252525252525252F%25252525252525252Fjuejin.im%25252525252525252Fpost%25252525252525252F5be83e166fb9a049a7115580) > > 四、[微服务架构如何保障双11狂欢下的99.99%高可用](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Flink.juejin.im%2525253Ftarget%2525253Dhttps%252525253A%252525252F%252525252Flink.juejin.im%252525252F%252525253Ftarget%252525253Dhttps%25252525253A%25252525252F%25252525252Flink.juejin.im%25252525253Ftarget%25252525253Dhttps%2525252525253A%2525252525252F%2525252525252Flink.juejin.im%2525252525252F%2525252525253Ftarget%2525252525253Dhttps%252525252525253A%252525252525252F%252525252525252Flink.juejin.im%252525252525252F%252525252525253Ftarget%252525252525253Dhttps%25252525252525253A%25252525252525252F%25252525252525252Fjuejin.im%25252525252525252Fpost%25252525252525252F5be99a68e51d4511a8090440) > > 五、[兄弟,用大白话告诉你小白都能听懂的Hadoop架构原理](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Flink.juejin.im%2525253Ftarget%2525253Dhttps%252525253A%252525252F%252525252Flink.juejin.im%252525252F%252525253Ftarget%252525253Dhttps%25252525253A%25252525252F%25252525252Flink.juejin.im%25252525253Ftarget%25252525253Dhttps%2525252525253A%2525252525252F%2525252525252Flink.juejin.im%2525252525252F%2525252525253Ftarget%2525252525253Dhttps%252525252525253A%252525252525252F%252525252525252Flink.juejin.im%252525252525252F%252525252525253Ftarget%252525252525253Dhttps%25252525252525253A%25252525252525252F%25252525252525252Fjuejin.im%25252525252525252Fpost%25252525252525252F5beaf02ce51d457e90196069) > > 六、[大规模集群下Hadoop NameNode如何承载每秒上千次的高并发访问](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Flink.juejin.im%2525253Ftarget%2525253Dhttps%252525253A%252525252F%252525252Flink.juejin.im%252525252F%252525253Ftarget%252525253Dhttps%25252525253A%25252525252F%25252525252Flink.juejin.im%25252525253Ftarget%25252525253Dhttps%2525252525253A%2525252525252F%2525252525252Flink.juejin.im%2525252525252F%2525252525253Ftarget%2525252525253Dhttps%252525252525253A%252525252525252F%252525252525252Flink.juejin.im%252525252525252F%252525252525253Ftarget%252525252525253Dhttps%25252525252525253A%25252525252525252F%25252525252525252Fjuejin.im%25252525252525252Fpost%25252525252525252F5bec278c5188253e64332c76) > > 七、【[性能优化的秘密】Hadoop如何将TB级大文件的上传性能优化上百倍](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Flink.juejin.im%2525253Ftarget%2525253Dhttps%252525253A%252525252F%252525252Flink.juejin.im%252525252F%252525253Ftarget%252525253Dhttps%25252525253A%25252525252F%25252525252Flink.juejin.im%25252525253Ftarget%25252525253Dhttps%2525252525253A%2525252525252F%2525252525252Flink.juejin.im%2525252525252F%2525252525253Ftarget%2525252525253Dhttps%252525252525253A%252525252525252F%252525252525252Flink.juejin.im%252525252525252F%252525252525253Ftarget%252525252525253Dhttps%25252525252525253A%25252525252525252F%25252525252525252Fjuejin.im%25252525252525252Fpost%25252525252525252F5bed82a9e51d450f9461cfc7) > > [八、](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Flink.juejin.im%2525253Ftarget%2525253Dhttps%252525253A%252525252F%252525252Flink.juejin.im%252525252F%252525253Ftarget%252525253Dhttps%25252525253A%25252525252F%25252525252Flink.juejin.im%25252525253Ftarget%25252525253Dhttps%2525252525253A%2525252525252F%2525252525252Fjuejin.im%2525252525252Fpost%2525252525252F5bf2c6b6e51d456693549af4)[拜托,面试请不要再问我TCC分布式事务的实现原理坑爹呀!](https://juejin.cn/post/6844903716089233416) [](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Flink.juejin.im%2525253Ftarget%2525253Dhttps%252525253A%252525252F%252525252Flink.juejin.im%252525252F%252525253Ftarget%252525253Dhttps%25252525253A%25252525252F%25252525252Flink.juejin.im%25252525253Ftarget%25252525253Dhttps%2525252525253A%2525252525252F%2525252525252Fjuejin.im%2525252525252Fpost%2525252525252F5bf2c6b6e51d456693549af4) > > 九、[【坑爹呀!】最终一致性分布式事务如何保障实际生产中99.99%高可用?](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Flink.juejin.im%2525253Ftarget%2525253Dhttps%252525253A%252525252F%252525252Flink.juejin.im%252525252F%252525253Ftarget%252525253Dhttps%25252525253A%25252525252F%25252525252Flink.juejin.im%25252525253Ftarget%25252525253Dhttps%2525252525253A%2525252525252F%2525252525252Fjuejin.im%2525252525252Fpost%2525252525252F5bf2c6b6e51d456693549af4) > > 十、[拜托,面试请不要再问我Redis分布式锁的实现原理!](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Flink.juejin.im%2525253Ftarget%2525253Dhttps%252525253A%252525252F%252525252Flink.juejin.im%252525252F%252525253Ftarget%252525253Dhttps%25252525253A%25252525252F%25252525252Flink.juejin.im%25252525253Ftarget%25252525253Dhttps%2525252525253A%2525252525252F%2525252525252Fjuejin.im%2525252525252Fpost%2525252525252F5bf3f15851882526a643e207) > > **十一、****[【眼前一亮!】看Hadoop底层算法如何优雅的将大规模集群性能提高10倍以上?](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Flink.juejin.im%2525253Ftarget%2525253Dhttps%252525253A%252525252F%252525252Flink.juejin.im%252525252F%252525253Ftarget%252525253Dhttps%25252525253A%25252525252F%25252525252Flink.juejin.im%25252525253Ftarget%25252525253Dhttps%2525252525253A%2525252525252F%2525252525252Fjuejin.im%2525252525252Fpost%2525252525252F5bf5396f51882509a768067e)** > > **十二、****[亿级流量系统架构之如何支撑百亿级数据的存储与计算](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Flink.juejin.im%2525253Ftarget%2525253Dhttps%252525253A%252525252F%252525252Flink.juejin.im%252525252F%252525253Ftarget%252525253Dhttps%25252525253A%25252525252F%25252525252Fjuejin.im%25252525252Fpost%25252525252F5bfab59fe51d4551584c7bcf)** > > 1三、[亿级流量系统架构之如何设计高容错分布式计算系统](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Flink.juejin.im%2525253Ftarget%2525253Dhttps%252525253A%252525252F%252525252Fjuejin.im%252525252Fpost%252525252F5bfbeeb9f265da61407e9679) > > 1四、[亿级流量系统架构之如何设计承载百亿流量的高性能架构](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Flink.juejin.im%25253Ftarget%25253Dhttps%2525253A%2525252F%2525252Fjuejin.im%2525252Fpost%2525252F5bfd2df1e51d4574b133dd3a) > > 1五、[亿级流量系统架构之如何设计每秒十万查询的高并发架构](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Flink.juejin.im%252F%253Ftarget%253Dhttps%25253A%25252F%25252Fjuejin.im%25252Fpost%25252F5bfe771251882509a7681b3a) > > 1六、[亿级流量系统架构之如何设计全链路99.99%高可用架构](https://link.juejin.im/?target=https%3A%2F%2Flink.juejin.im%3Ftarget%3Dhttps%253A%252F%252Fjuejin.im%252Fpost%252F5bffab686fb9a04a102f0022) > > 1七、[七张图完全讲清楚ZooKeeper分布式锁的实现原理](https://link.juejin.im/?target=https%3A%2F%2Fjuejin.im%2Fpost%2F5c01532ef265da61362232ed) > > 1八、[大白话聊聊Java并发面试问题之volatile究竟是什么?](https://juejin.cn/post/6844903730303746061) > > 1九、[大白话聊聊Java并发面试问题之Java 8如何优化CAS性能?](https://juejin.cn/post/6844903731234865160) > > 20、[大白话聊聊Java并发面试问题之谈谈你对AQS的理解?](https://juejin.cn/post/6844903732061159437) > > 2一、[大白话聊聊Java并发面试问题之公平锁与非公平锁是啥?](https://juejin.cn/post/6844903732883226637) > > 2二、[大白话聊聊Java并发面试问题之微服务注册中心的读写锁优化](https://juejin.cn/post/6844903734267510798) > > 2三、[互联网公司的面试官是如何360°无死角考察候选人的?(上篇)](https://juejin.cn/post/6844903734930046989) > > 2四、[互联网公司面试官是如何360°无死角考察候选人的?(下篇)](https://juejin.cn/post/6844903735655661581) > > 2五、[Java进阶面试系列之一:哥们,大家的系统架构中为何要引入消息中间件?](https://juejin.cn/post/6844903736444207117) > > 2六、[【Java进阶面试系列之二】:哥们,那你说说系统架构引入消息中间件有什么缺点?](https://juejin.cn/post/6844903737123667975)**