Category Archives: DSS

slow detection of SAN LUNs

After moving our Xen cluster to new servers, we noticed a strange behavior: While the first VMs would start immediately,  later VMs (having started about 20 VMs) would not come up: The NPIV-configured LUNs couldn’t be attached in Dom0.

Posted in DSS, Fiber Channel, Linux, NPIV, SCST, SLES (SUSE Linux Enterprise Server) | Leave a comment

Optimizing, it ain’t easy, but somebody’s got to do it!

Some problems can be solved by throwing big money at them. When it comes to storage performance, it could be spending your bucks on faster and/or more disks, or paying someone to optimize your environment. For people like me, that’s … Continue reading

Posted in DSS, Ethernet, Fiber Channel, Linux, NPIV, SCST | Tagged | Leave a comment

Open-E DSS V7 – definitely an improvement

Despite having serious problems with previous versions, we never gave up on Open-E’s DSS software – an integrated NAS/SAN software, Linux-based, with a browser-based management interface. Recently version 7 was published. The most highlighted enhancement was in the area of … Continue reading

Posted in DSS, Fiber Channel, Linux, NPIV, SCST | Tagged , | 2 Comments