Planned downtime of excelsior and falco

Hi,

for the migration of our virtualization servers to our own rack and the upgrade to 10G based Intranet, we plan the downtime of excelsior on April 26, 0730UTC, and the downtime of falcon on April 27, 0730UTC. The downtime should last about one hour.
The vms that will be affected are:

Excelsior - April 26, 0730UTC

- vm134 - silverstripe staging
- vm136 - CentOS 64Bit Buildbot
- vm141 - Plone Test
- vm144 - Bugzilla Test instance
- vm146 - Askbot
- vm151 - tdf.io URL shortener
- vm156 - testwiki
- vm161 - blog
- vm162 - infra-testbed
- vm163 - wiki-test
- vm164 - officeshots
- vm166 - Windows 64Bit Tinderbox
- vm169 - pootle
- vm170 - graylog

Falco - April 27, 0730UTC

- vm137 - CentOS 32bit buildbot
- vm139 - Callgrind vm
- vm140 - Callgrind vm
- vm142 - dev-downloads
- vm143 - devcentral,perf
- vm145 - jenkins
- vm147 - moztrap
- vm148 - gerrit
- vm150 - bugzilla
- vm160 - floyd - saltmaster
- vm177 - CentOS 6 baseline 32bit
- vm178 - gerrit-test
- vm186 - new downloadarchive
- centOS64bit

Please let me know if you see any issues or blocks that regarding the downtimes.

Alex