Adam,

"
Adam,

did you try accessing the VM console via standalone VNC viewer, based on
the way Rohit explained  - dump the XML of the VM, check the IP/port and
password details - and use those to access <KVM-host-IP:port> and see if
that connections is established quick enough.

Best,
"

Best,

On Mon, 28 Jun 2021 at 11:32, Adam Witwicki <awitwi...@oakfordis.com> wrote:

> Am I able to get some help with this?
>
> Cloudstack really is unusable
> Is it related to the speed issues with SSL?
>
> Thanks
>
> Adam
>
>
> -----Original Message-----
> From: Adam Witwicki
> Sent: 07 June 2021 14:08
> To: users@cloudstack.apache.org
> Subject: RE: VM console keeps pausing to the point of being unusable
>
> Forgive me if I am wrong
>
> But this is where the exception lies
> https://github.com/apache/cloudstack/blob/64f792bd7c3a2017d760b0d47b9a403cb88bab99/services/console-proxy/server/src/main/java/com/cloud/consoleproxy/vnc/VncClientPacketSender.java#L42
> private final BlockingQueue<ClientPacket> queue = new
> ArrayBlockingQueue<ClientPacket>(30);
>
> I guess I need to understand why objects are not leaving the queue?
>
>
> Thanks
>
> Adam
>
>
> -----Original Message-----
> From: Adam Witwicki <awitwi...@oakfordis.com>
> Sent: 07 June 2021 11:49
> To: users@cloudstack.apache.org
> Subject: RE: VM console keeps pausing to the point of being unusable
>
> ** This mail originated from OUTSIDE the Oakford corporate network. Treat
> hyperlinks and attachments in this email with caution. **
>
> Rohit, sorry the long delay
>
> Yes all servers and VMs are in time sync.
> It does seem to be an issue with the console proxy, no attempt of
> increasing its resources is improving the situation.
> What else can we try?
>
> Thanks
>
> Adam
>
>
> -----Original Message-----
> From: Rohit Yadav <rohit.ya...@shapeblue.com>
> Sent: 05 May 2021 09:21
> To: users@cloudstack.apache.org
> Subject: Re: VM console keeps pausing to the point of being unusable
>
> ** This mail originated from OUTSIDE the Oakford corporate network. Treat
> hyperlinks and attachments in this email with caution. **
>
> Hi Adam - can you check and sync time on your KVM hosts, management
> servers and CPVM using ntp? This is because SSL-enabled connection are time
> sensitive.
> In order to test VNC directly, you can ssh into the host and do something
> like:
>
> # virsh list # find the VM
>
> Then run dumpxml and grab the IP/port and password, for example:
>
> # virsh dumpxml --security-info s-180-VM | grep vnc
>     <graphics type='vnc' port='5901' autoport='yes' listen='192.168.1.10'
> passwd='_u6LayCdnCrr_JuUwCrq2A'>
>
>
> If you're on the management network, you can use any VNC client and
> details you find to connect to the VNC directly. I often connect
> virt-manager (UI) to a KVM host over SSH and use the console directly (the
> only trick is to grab the password, by clicking the information tab -> go
> to VNC -> click on show password -> copy and use it to see console).
>
>
> Regards.
>
> ________________________________
> From: David Jumani <david.jum...@shapeblue.com>
> Sent: Wednesday, May 5, 2021 10:32
> To: users@cloudstack.apache.org <users@cloudstack.apache.org>
> Subject: Re: VM console keeps pausing to the point of being unusable
>
> I agree, try checking the number of concurrent connections as well as
> increasing the CPVM capacity.
> Also check the network for any glitches / lag between the CPVM and the KVM
> hosts ________________________________
> From: Hean Seng <heans...@gmail.com>
> Sent: Tuesday, May 4, 2021 4:03 PM
> To: users@cloudstack.apache.org <users@cloudstack.apache.org>
> Subject: Re: VM console keeps pausing to the point of being unusable
>
> Do you know how many concurrent access to VNC  from your user ?
>
> Or you want to increase the Console Proxy Capacity?
>
> Also, please make sure the console proxy Ip/Network is up when you having
> issue on it.
>
>
>
>
> On Tue, May 4, 2021 at 5:43 PM Adam Witwicki <awitwi...@oakfordis.com>
> wrote:
>
> > This bug is making cloudstack  completely unusable
> >
> > Is there a way to test VNC directly on KVM?
> >
> > Thanks
> >
> > Adam
> >
> >
> > -----Original Message-----
> > From: Adam Witwicki
> > Sent: 29 April 2021 14:04
> > To: 'users@cloudstack.apache.org' <users@cloudstack.apache.org>
> > Subject: RE: VM console keeps pausing to the point of being unusable
> >
> > It didn't go away forever, and now the same issue is back Same logs as
> > before https://pastebin.com/YS6XCy6y
> >
> > Adam
> > -----Original Message-----
> > From: Adam Witwicki
> > Sent: 27 April 2021 07:30
> > To: users@cloudstack.apache.org
> > Subject: RE: VM console keeps pausing to the point of being unusable
> >
> > Hi Nicolas,
> >
> > It was persisting over console systemVM destroy and creation, and any
> > instance over 3 KVM hosts.
> > Annoying we did not see the error in the console VM logs yesterday and
> > users are reporting the console is currently working ok.
> >
> > Kind Regards
> >
> > Adam
> >
> > -----Original Message-----
> > From: Nicolas Vazquez <nicolas.vazq...@shapeblue.com>
> > Sent: 26 April 2021 21:26
> > To: users@cloudstack.apache.org
> > Subject: Re: VM console keeps pausing to the point of being unusable
> >
> > ** This mail originated from OUTSIDE the Oakford corporate network.
> > Treat hyperlinks and attachments in this email with caution. **
> >
> > Hi Adam,
> >
> > That's an error I've never hit before, does the issue persist after
> > destroying and recreating the console proxy VM?
> >
> > Regards,
> > Nicolas Vazquez
> > ________________________________
> > From: Adam Witwicki <awitwi...@oakfordis.com>
> > Sent: Thursday, April 22, 2021 7:17 AM
> > To: users@cloudstack.apache.org <users@cloudstack.apache.org>
> > Subject: RE: VM console keeps pausing to the point of being unusable
> >
> > Paste is now working!
> >
> > Thanks
> >
> > Adam
> >
> > nicolas.vazq...@shapeblue.com
> > www.shapeblue.com<http://www.shapeblue.com>
> > 3 London Bridge Street,  3rd floor, News Building, London  SE1 9SGUK
> > @shapeblue
> >
> >
> >
> >
> > -----Original Message-----
> > From: Adam Witwicki <awitwi...@oakfordis.com>
> > Sent: 22 April 2021 09:18
> > To: users@cloudstack.apache.org
> > Subject: VM console keeps pausing to the point of being unusable
> >
> > ** This mail originated from OUTSIDE the Oakford corporate network.
> > Treat hyperlinks and attachments in this email with caution. **
> >
> > Hello,
> >
> > We have an annoying issue, when using the cloudstack console to access
> > a running instance the viewer will keep pausing every 10 to 15 mins,
> > then its fine for a bit.
> > I have found the cloud.log from the console proxy which is showing
> > java exceptions queue full, could this be related?
> >
> > https://pastebin.com/YS6XCy6y
> >
> > CS version 4.13.1.0
> >
> > Any help appreciated
> >
> > Thanks
> >
> > Adam
> >
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>
> --
> Regards,
> Hean Seng
>
>
>
>
>
>
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> Technology Limited does not accept legal responsibility for this message.
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> author and do not necessarily represent those of Oakford Technology Limited.
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> Wiltshire. SN10 5PN.
> Registered in England and Wales No. 5971519
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> Disclaimer Notice:
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>

-- 

Andrija Panić

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