Category Archives: Hardware
The effects of old NIC drivers on Data Protector
During the Data Protector migration we noticed that the performance on the new Data Protector Cell Manager was a lot lower than the performance on the old solution. Speeds of around 100Mbit was the best we ever could get from … Continue reading
Expanding a kVM disk image
Had to expand a KVM virtual machine today. Luckily, that`s pretty straight forward. You simply create a new disk image with the extra size needed, merge it into the original disk and voila. Then you just need to partition in … Continue reading
Cannot open exchanger control device ([2] The system cannot find the file specified)
You will receive this error from (among others) Data Protector if the D2D/Tape unit has gone offline, or is not reachable from the machine controlling it. Normally the Data Protector cell manager. In Windows 2008 server you can make sure that Windows is … Continue reading
Tuning Ubuntu mdadm RAID5/6
If you are using mdadm RAID 5 or 6 with Ubuntu, you might notice that the performance is not all uber all the time. Reason for this is that the default tuning settings for Ubuntu is set to rather motdest … Continue reading
Two Crucial C300 in RAID0 on a M4A87TD motherboard causes BSOD`s, hangs in Win7
So i have tried to use Two Crucial C300 in RAID0 on a M4A87TD motherboard for a while now. After a while i started experiencing BSOD`s, hangs, crashes, freezes etc. I tried to debug -everything- until i came over multiple complaints … Continue reading
Under 4 months left before we run out of IPv4
The time to start implementing IPv6 is getting closer and closer. The “counters” over IPv4 now says that is just below four months left before the “apocalypse” arrive. It will of course not be any noticeable problem for end users but ISP`s … Continue reading
HP R5500 XR UPS: Low battery warning light
I have noticed the manual for the HP R5500 XR UPS does not explain all possible solutions when you want to ged rid of the low battery warning light, so here is a quick how to for resolving the issue … Continue reading
Cannot load exchanger medium (Target drive is busy.)
If you recieve the error message: Cannot load exchanger medium (Target drive is busy.) From Data Protector Manager (or from the backup reports), you have a tape “stuck” in your tape station. This is something that can happen for example … Continue reading
“Fix” for the slow boot of Dell XPS M1530 laptops
Many Dell XPS M1530 laptops are shipped with a DVD-rom that (appears to) have a bug in them. This bug causes the BIOS to use extra long time to check the device before continuing boot. In some cases the boot … Continue reading