Why is my /dev/random so slow when using dd?
Question: I am trying to semi-securely erase a bunch of hard drives. ?The following is working at 20-50Mb/s dd if=/dev/zero of=/dev/sda But dd if=/dev/random of=/dev/sda seems not to work. ?Also…
Samsung HD642JJ
HD642JJ Samsung 3.5″ hard drive with a storage capacity of 640GB and featuring a SATA interface. HD642JJ Samsung SpinPoint F1 Desktop Class 640GB 7200RPM 16MB Cache 3.5-inch SATA 3GB/s Desktop…
Why do HDDs mostly have the same speed as 5400, 7200, 10000 RPM?
Question: Why do hard disk drives mostly have the same speed? They are mostly 5400, 7200, 10000 RPM. Why not 6000 or 8000? Is there any reason or benefit for…
Samsung HN-M640MBB
HN-M640MBB Samsung 2.5″ hard drive with a storage capacity of 640GB and featuring a SATA interface. HN-M640MBB Samsung Spinpoint M8 640GB 8MB Cache 5400RPM SATA 3Gbps 2.5-inch Internal Hard Drive.…
Is flash drive wear a significant issue?
Question: My netbook has a flash drive instead of a hard disk drive, and I’m using Ubuntu Netbook Remix with ext3 as the file system. I’ve read some articles concerning…
Samsung HM641JI
HM641JI Samsung 2.5″ hard drive with a storage capacity of 640GB and featuring a SATA interface. HM641JI/Y Samsung 640GB 5400RPM SATA 3Gb/s 2.5-inch Hard Drive. All information about the Samsung…
Does hard drive buffer size matter?
Question: These HDDs will be used mostly for backups and data-storage (pictures, movies) which aren’t often read.The price difference is 1.5 Euros in the case of these two: HDD Western…
Samsung HM640JJ
HM640JJ Samsung 2.5″ hard drive with a storage capacity of 640GB and featuring a SATA interface. HM640JJ Samsung Spinpoint HM640JJ 640 GB 2.5 Plug-in Module Hard Drive SATA/300 7200 rpm…
How do I retrieve a product key from another hard drive?
Question: My friend’s laptop motherboard died and he needs his Windows 7 product key from the hard drive (which is still working). I connected the old drive as a secondary…
Samsung HM060HI
HM060HI Samsung 2.5″ hard drive with a storage capacity of 60GB and featuring a SATA interface. HM060HI Samsung Spinpoint M60 60 GB 2.5 Internal Hard Drive SATA/150 5400 rpm 8…