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RE: Re: [Resolved] Re: KVM host alert when the management service restart


Dear Ivan,

I am memorizing your advises!!
Thanks a lot!

Regards,
Ryota Maruko


> -----Original Message-----
> From: Ivan Kudryavtsev [mailto:kudryavtsev_ia@xxxxxxxxx]
> Sent: Thursday, April 26, 2018 1:09 PM
> To: users@xxxxxxxxxxxxxxxxxxxxx
> Subject: [!]Re: [Resolved] Re: KVM host alert when the management service
> restart
> 
> Riota, good news. There are a lot of params that can seriously affect
> predictability and reliability of ACS. And, unfortunately, several of them have
> default 'bad' values, e.g. agent commands timeout, which can lead to
> unsuccessful start of VR and can not be easily troubleshooted...
> чт, 26 апр. 2018 г., 11:00 丸子良太 / MARUKO,RYOTA <
> ryota.maruko.fd@xxxxxxxxxxxxxxxxxxxxx>:
> 
> > Dear Ivan
> >
> > Thanks.
> > It was very quicker that the status changes "Up" for the params.
> >
> > Regards,
> > Ryota Maruko
> >
> >
> > > -----Original Message-----
> > > From: Ivan Kudryavtsev [mailto:kudryavtsev_ia@xxxxxxxxx]
> > > Sent: Thursday, April 26, 2018 9:23 AM
> > > To: users@xxxxxxxxxxxxxxxxxxxxx
> > > Subject: [!]Re: Re: KVM host alert when the management service
> > > restart
> > >
> > > Hey, Ryota, don't forget restart management server (and "may be"
> > > cloud
> > agents
> > > in case of KVM).
> > >
> > > чт, 26 апр. 2018 г., 7:01 丸子良太 / MARUKO,RYOTA <
> > > ryota.maruko.fd@xxxxxxxxxxxxxxxxxxxxx>:
> > >
> > > > Dear Ivan
> > > >
> > > > Thanks your advice.
> > > >
> > > > I will change following value.
> > > >
> > > >   ping.interva = 60 --> 10 (?)
> > > >   ping.timeout = 2.5 --> 1.2 (?)
> > > >
> > > > Regards,
> > > > Ryota Maruko
> > > >
> > > >
> > > > > -----Original Message-----
> > > > > From: Ivan Kudryavtsev [mailto:kudryavtsev_ia@xxxxxxxxx]
> > > > > Sent: Wednesday, April 25, 2018 7:17 PM
> > > > > To: users@xxxxxxxxxxxxxxxxxxxxx
> > > > > Subject: [!]Re: KVM host alert when the management service
> > > > > restart
> > > > >
> > > > > Hi, take a look at global vars ping.*.
> > > > >
> > > > > 2018-04-25 17:09 GMT+07:00 丸子良太 / MARUKO,RYOTA <
> > > > > ryota.maruko.fd@xxxxxxxxxxxxxxxxxxxxx>:
> > > > >
> > > > > > Hi all,
> > > > > >
> > > > > > When I restart the cloudstack-management Service, the status
> > > > > > of KVM hosts is "alert".
> > > > > > And It takes long time to change "Up".
> > > > > >
> > > > > > What should I do?
> > > > > > Please tell me about it.
> > > > > >
> > > > > > Regards,
> > > > > > Ryota Maruko
> > > > > >
> > > > > >
> > > > >
> > > > >
> > > > > --
> > > > > With best regards, Ivan Kudryavtsev Bitworks Software, Ltd.
> > > > > Cell: +7-923-414-1515
> > > > > WWW:
> > > > >
> > >
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