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Recent activity by Jean-Philippe_Methot

2 responses 7 views

Hi all, We’ve just recently been hit on by a low-level DDoS on one of our compute nodes. The attack was fulling our conntrack table while having no noticeable impact on our server load, which is why it took us a while to detect it. Is ...

asked Oct 24, 2017 in openstack-operators
12 responses 97 views

Hi, A few days ago, we made two big changes on our production infrastructure: we updated to latest Ocata and we changed the outgoing port on our network node to a lacp port. We made the change by switching the port in br-ex in openvswitch ...

responded Sep 20, 2017 in openstack
2 x  
0 responses 10 views

Hi, I'm running a multi-region openstack setup. I'm running into a strange issue where when I try to open the novnc console, it will try to authenticate on a nova-consoleauth service in a random region. So, if I try to access a novnc ...

asked Jul 20, 2017 in openstack-operators
0 responses 61 views

Hi, Lately I've been testing out the virtio-scsi libvirt driver for block devices. While it seems to work well and does support unmap/discard, I'm having problems when it comes to attaching additional cinder block devices. Essentially, I'm ...

asked Jun 15, 2017 in openstack
0 responses 60 views

Hi, We have upgraded our setup a while ago from Mitaka to Newton. However, that upgrade requires a migration of the flavors in the new nova api db. When running the tool to migrate, I'm getting the following error: Error attempting to run ...

asked May 18, 2017 in openstack
6 responses 1,164 views

Hi, Lately, on my production openstack Newton setup, I've ran into a situation that defies my assumptions regarding memory management on Openstack compute nodes and I've been looking for explanations. Basically, we had a VM with a flavor ...

asked Mar 24, 2017 in openstack-operators
4 responses 480 views

Hi, We are currently exploring monitoring solutions for the VMs we deploy for our customers in production. What I have been asked to deploy would be something akin to how you can see openvz container usage: you get memory usage, bandwidth, ...

asked Nov 17, 2016 in openstack-operators
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