Published on : December 22, 2016 by Siju Jacob
During a Nagios monitoring implementation, we often need to depend NRPE plugins and custom commands to execute server monitoring tasks such as load monitoring, disk usage monitoring etc. on remote servers. While majority of the disk checks can be performed through simple tweaking of the existing commands, Raid disk health evaluation demands some advanced level […]
Published on : October 26, 2015 by Subash NS
I came across an issue where one of our drive failed in a RAID setup. The server is still running but with degraded performance so I had to replace that drive. Here I am covering the things need to be done for replace failed disk from a raid. In my scenario we were using Hardware […]
Published on : August 17, 2015 by Vishnu K Raj
There are situations where Windows mirror drive failed that is the drives fail in Windows servers with software RAID 1. Below is a situation which occurs usually were one of the 2 drives of the mirrored set fails or both fails. IN DETAIL Explanation of some terms used in this article. Mirrored drives […]
Published on : July 15, 2015 by Vishnu K Raj
PREFACE Software RAID is when the interaction of multiple drives is organized completely by software. RAID Level 1 (mirroring) achieves increased security since even if one drive fails, all the data is still stored on the second drive. There were a couple of instances where I have to break this RAID configuration. The RAID replace disk have […]
Published on : December 17, 2009 by George K.
One of our Disaster recovery services client had a hard drive fail. The harddisk was marked faulty and removed as well. Client inserted new HDDs, and needed us to rebuild the array. Hot swappable HDs would have done the job real quick. But not here. There is some process involved in rebuilding the array. A […]
