Hi;
We made some more tests to find the root cause of the problem. The problem
occur because we crashed(power off) VR for a 4.11 HA test. After rebooting
VR, active VM's dhcp lease datas are stucked
in /var/lib/misc/dnsmasq.leases file and this creates problems.
Our solution is to clear/flush
tnx Özhan,
that sounds like a feasible workaround. The bigger issue is that
dhcp_release should be called on instance removal. There is code to delete
the dhcp leases file already. I wonder why this isn't called in your case.
We actually have complaints that it is being cleaned to rigorously as
Hi Rohit;
Today i am short in time but tomorrow i will create a new network and test
your fix over this fresh VR.
I have one more question, with your current code fix do we still continue
reloading dnsmasq on normal operations and we only flush leases on
start/restart operations or after this fix
Hi team,
I am new to this cloudstack community and also new to open source.Could you
please share document to set up code locally.Also, some documents to get
insight about the product.
Cheers,
Rakshith
Hi,
Welcome to the CloudStack Community!
I would recommend you take a look at the CloudStack Wiki. In particular, this
page is useful for setting up CloudStack with Linux (there are other docs on
the Wiki for running under Mac OS X or Windows):
Hi Paul,
To be honest I do not remember when I last saw this, as I have not been testing
ACS in 2017.
You'd kill a HV, the VMs would pop up on another after a few minutes.
Even with Host HA, the VMs remain down until the hypervisor is back up,
restarted by OOBM - however if that HV has
Hey Nux,
There is quite a bit of tuning you can do, to speed or slow CloudStack's
decision making, but we need to be sure that when we lose contact with a host
agent, that the VMs themselves really are dead. By default host-ha is set to
be super sure.
There are various timeouts which can be
Hi Ozhan,
During the 4.11-systemvmtemplate migration work (to debian9 based template), I
refactored the code to reload dnsmasq instead of restart it. Based on your
feedback, I've created a fix that will remove the leases file everytime dnsmasq
needs to be restarted.
Can you help test/verify
Hi Nux,
When have you seen the VMs on KVM behaving in the manner which you are
expecting? I recall it didn’t work that way in the mid 4.5 versions (we found
out the hard way in front of a customer) and it doesn't behave the way you are
expecting 4.9 - I've just tested it.
You need host-ha
https://www.meetup.com/german-CloudStack-user-group/events/246861772/?eventId=246861772
Hi all - from Maria (in CC)
We are currently planning our next German CS Meetup in Frankfurt. The event
will take place on February the 28th and will be hosted by proIO GmbH.
Since our last event
All,
Given we've outstanding blockers and PRs in review/testing, I'll cut RC2 only
after we manage to get them reviewed, tested and merged.
The outstanding PRs considered for RC2 are:
https://github.com/apache/cloudstack/pull/2418 (Properly parse rules for
security groups)
Rohit,
I'll also have to insist with the VM HA issue.
https://issues.apache.org/jira/browse/CLOUDSTACK-10246
Lucian
--
Sent from the Delta quadrant using Borg technology!
Nux!
www.nux.ro
- Original Message -
> From: "Rohit Yadav"
> To: "dev"
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