Gradwell Blog

Service Update for w/c 29th October 2007

We would like to take the opportunity to update our customers on service delivery for the week commencing 29th October 2007.

In general, the level of service we provided was high and this is reflected in customer satisfaction. There are a few ongoing developments to update on.

Call Drops
We worked on the problem of intermittent OSPF flaps between our Juniper routers which are causing network traffic to re-route internally, and appears to cause audio to drop. We have isolated this problem to intermittently missing multi-cast traffic on one of our inter-site network links, and we have deployed a second link between Telehouse and Sovereign House to work around this network link.

We are continuing to monitor this issue.

Mail Delivery
We improved mail capacity, replaced our mail logging database and also increased outbound capacity on our relay.gradwell.net cluster. We have observed spare capacity during our peak running hours on several consecutive days.

We are continuing to work on our mail file servers, as we continue to experience some intermittent issues with crashes on lon-file-5 and lon-file-6. We did complete our initial deployment and testing of a clustered NFS file system using Redhat’s GFS, and hope to put this into production shortly.

Customer Support
Response times from customer support has been good this week and we have begun our new support rota, with our office now manned 8am to 8pm and 9-1 on Saturdays and increased oversight on Sunday. This has improved our ticket handing and response rate.

Conclusion
Overall service has been of a good quality, and we have made good progress on our outstanding issues.

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