Difference between revisions of "MPDL IT Infrastructure/aei"
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response times of the staff at the AEI is specified in the service | response times of the staff at the AEI is specified in the service | ||
level agreement accompanying the cooperation contract. | level agreement accompanying the cooperation contract. | ||
[[Category:MPDL-IT|Planning/Aei ]] | |||
Latest revision as of 10:16, 5 January 2011
hosting services at aei[edit]
domain registration/dns[edit]
- wals.info
- livingreviews.org (eu)
- livingsources.org (eu, com)
machines[edit]
- wpmu installation running in a virtual machine under ubuntu 9.04 2GB ram, 24GB hd
- srvd physical machine, 4GB ram, 85GB hd
- srvp physical machine, 4GB ram, 85GB hd
- srvq virtual machine, 2GB ram, 24GB hd
there's an additional test server for the livingreviews journals.
the virtual machines are fully backed-up/snapshot using vmware services.
the physical machines are backed-up using tsm.
network[edit]
- the IP addresses of our machines are used in various places (which
are not fully documented):
- postgresql access configuration,
- IP based authentication at various service providers,
- log file processing software,
- ...
load[edit]
srvp serves > 200 000 http requests per day fronted by apache.
services[edit]
all machines serve http and https on the standard ports, https is served using certificates from the mpdl ra.
http authentication[edit]
http authentication is synchronized between our machines using - openid, - an htpasswd file which is copied between srvp and srvd.
software[edit]
the following software runs on at least one the 4 machines specified above: - apache - nginx - squid - postgresql - mysql - trac - subversion - wordpress mu
all machines run custom software (at least for administration), developed and tested under debian/ubuntu only, requiring python >= 2.5.
service level agreement[edit]
response times of the staff at the AEI is specified in the service level agreement accompanying the cooperation contract.