So I think it's a serious bug, we should fix it ASAP.

Thanks,
Ming Wen, Apache APISIX PMC Chair
Twitter: _WenMing


Bozhong Yu <imbozh...@gmail.com> 于2022年1月21日周五 16:32写道:

> I'm not sure if it can be defined as a bug, but it would cause etcd to slow
> down and increase cpu usage, which is unreasonable.
> The server-info plugin is only used to report whether the Apache APISIX
> node is survival and should not write a lot of data to etcd.
>
> Ming Wen <wenm...@apache.org> 于2022年1月21日周五 15:45写道:
>
> > > Currently, server-info plugin adds a revision every time the status is
> > updated, and some users set a relatively short reporting time, which may
> > result in millions or even tens of millions of data in etcd after a long
> > run, resulting in a slow connection and high cpu usage. So I give a
> > proposal to refractory the server-info plugin.
> >
> > Is this a serious bug?
> >
> > Thanks,
> > Ming Wen, Apache APISIX PMC Chair
> > Twitter: _WenMing
> >
> >
> > Bozhong Yu <imbozh...@gmail.com> 于2022年1月21日周五 14:02写道:
> >
> > > Hi Community.
> > >
> > > Currently, server-info plugin adds a revision every time the status is
> > > updated, and some users set a relatively short reporting time, which
> may
> > > result in millions or even tens of millions of data in etcd after a
> long
> > > run, resulting in a slow connection and high cpu usage. So I give a
> > > proposal to refractory the server-info plugin.
> > >
> > > Here is a new implement:
> > >
> > > 1. get the server-info data, if it does not exist, initialize the
> > > server-info information
> > > 2. bind the lease to the key "server-info"
> > > 3. call keepalive to refresh the TTL to ensure the node is alive
> > >
> > > Flowchart:
> > >
> > > [image: image.png]
> > >
> > > What about your opinions?
> > >
> >
>

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