Our backend storage subsystem used for shared hosting is currently under pressure and is unable to deal with all the requests from customers.We engaged our storage vendor last Friday and we performed a live failover last Friday night to the secondary node. As a result performance was relatively ok Monday, Tuesday and some of Wednesday […]
Author Archive | Paul Kelly
pop(s), imap(s) and qmail cluster service partial outage
Summary: Today at around 16:10 the NFS traffic destined for our mail storage system dropped complete from it’s usual 1000Mbit/s to less than 50Mbit/s – at this point our mail servers began queuing NFS reads/writes and we started seeing a backlog in logins, email sending etc. Thus resulting in very slow performance and eventually the […]
cp.blacknight.com planned downtime for a software upgrade
Summary: On Wednesday 11th between 03:00 and 09:00 approx we installed a major update on our CP. We ran over our maintenance window and we were unable to install a number of hotfixes. Our intention is to install them tonight / tomorrow morning in the timeframe of 05:00 – 07:00 Thursday 12th. Unlike the main […]
cp.blacknight.com planned downtime for a software upgrade
Summary: Our backend platform is being upgraded from v7.2 to v7.3 which brings some performance improvements. Most will not be noticable to our end users. However this is a precursor to v7.4 which brings GDPR updates which will be installed in May once it’s available. What is affected: The ability to single sign on into […]