Once you format them, it is fine.
dafang <[email protected]>于2021年9月11日 周六下午5:12写道： > > > > > > > > > > I got what you mean. The fact that the problem was an trouble. And I now > use a async process to transfer uri template. There is no other way. > > > > > > > > > 在 2021-09-11 13:57:15，"Sheng Wu" <[email protected]> 写道： > >And, if you don't set up alarm rule based on endpoint name, SkyWalking > >wouldn't face OOM risk. > >We are processing data in streaming mode, it makes resource costs > >increased, but still limited. > > > >dafang <[email protected]>于2021年9月11日 周六下午1:31写道： > > > >> > >> > >> > >> Yeap,in our product design,some url is contains user id ,such as > >> /hello/11230（/hello/{userId}）,and our user number is more than > 10000000,in > >> your example,it makes a lot trouble.How to deal this problem in any > system > >> in front of controller? > >> > >> > >> 附：那所有在java controller之上的系统都会有这个问题吧，这个该怎么解决呢？ > >> > >> > 然后我还发现，对于span来说，我说的这些url是作为endpointName来存储和展示的，url中的动态参数如果不模板化替换，任何场景都会造成内存溢出问题 > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> 在 2021-09-11 10:51:36，"Sheng Wu" <[email protected]> 写道： > >> >This is not about Kong, it is for all services, even same for service > >> mesh. > >> >This thing is very simple, URI is the entity ID to measure metrics. If > you > >> >put parameter in the URI, such as /prod/123, then this is an entity. > When > >> >you have 1million product IDs, then you face potential OOM easily. > >> > > >> >dafang <[email protected]>于2021年9月11日 周六上午9:46写道： > >> > > >> >> Hi skywalking dev team: > >> >> I had read the source code in skywalking-kong,and I found that the > >> >> request_uri is wrote in request case.But I have heard that if the > first > >> >> case if not set the url templated,the after will never set it > again.If > >> it's > >> >> set up,our endpoint will be double or triple or more.It will be a > very > >> big > >> >> problem for me.How to understand it? > >> >> > >> >> > >> >> > >> >> > >> >> 英文不太好，怕表达不清，再用中文叙述一下： > >> >> > >> >> > >> > 我最近阅读了skywalking-kong的源码，发现在记录request_url的时候，是直接记录的ngx.var.uri，这会导致url中携带动态参数，后面的系统会因为有了这个动态参数，而不进行模板化吧(记着之前听说过有这个机制)。这样就会导致系统存储的endpoint翻很多很多倍，如果打开了endpoint_alarm的话，那内存溢出估计会发生在skywalking启动的几分钟之内。这个问题开发团队有过专门的处理么？ > >> >> > >> >> > >> >> yours > >> >> 大方 > >> >> 2021.09.11 > >> > > >> >-- > >> >Sheng Wu 吴晟 > >> > > >> >Apache SkyWalking > >> >Apache Incubator > >> >Apache ShardingSphere, ECharts, DolphinScheduler podlings > >> >Zipkin > >> >Twitter, wusheng1108 > >> > >-- > >Sheng Wu 吴晟 > > > >Apache SkyWalking > >Apache Incubator > >Apache ShardingSphere, ECharts, DolphinScheduler podlings > >Zipkin > >Twitter, wusheng1108 > -- Sheng Wu 吴晟 Apache SkyWalking Apache Incubator Apache ShardingSphere, ECharts, DolphinScheduler podlings Zipkin Twitter, wusheng1108
