Creating a properly offset slab of disk for Linux systems on your CLARiiON is not just a matter of creating a partition using the default fdisk values. The reason for this is that disk management utilities for Intel based systems generally write 63 sectors of metadata directly at the beginning of the LUN. The addressable [...]
Getting Solaris 8 to light up a Qlogic QLA2310 Fibre Channel card using the SUNWqlc and SUNWqlcx drivers can be frustrating enough, but the headaches are only beginning if you want to connect it to a SAN and you don’t have all the right packages installed.
Last week, I installed the QLA2310 in a Sun Fire [...]
I’ve just returned from EMC training in MA, where we learned a wealth of information about how to use the array, but also some interesting background information about the device itself.
First, the name CLARiiON has some interesting history. Before EMC was EMC, it was Data General, who had a 16-bit minicomputer called the NOVA. DG [...]
Sun Microsystems likes the QLA 2310 Fiber Channel HBA. It’s only a 2Gig card, but it works with the Sun native driver, which makes it wonderful for us Solaris Administrators. Unfortunately, it does not integrate perfectly with EMC CLARiiON SANs because it does not register properly with Navasphere. Even if you manually register the host, [...]
