On Sat, Jul 27, 2013 at 12:08 PM, Rob Kampen <rkampen at kampensonline.com> wrote: > On 07/27/2013 10:46 PM, James Freer wrote: >> >> On Sat, Jul 27, 2013 at 3:51 AM, Jiang Wen Dong >> <wendong.jiang at td-tech.com> wrote: >>> >>> I have 3 USB disk, 2 of them can not boot, because kernel does not have >>> driver included. >>> >>> But I can boot this 2 disk from CentOS 5.6 LiveCD. >>> >>> How to add usb driver to CentOS 6.4 LiveCD? >>> >>> I need a simple way. >>> >>> Thanks. >> >> "because kernel does not have driver included" >> Is this in fact the case? I have two machines less than three year old >> which DO NOT boot off the usb drive for some odd reason. >> >> Like yourself I have gone over to usb flash drive for installing new >> linux releases. The solution I have found is to install PLoP which can >> be put on a CD or 3.5 floppy. I am just in the process having had two >> CD/DVD 'die' recently to putting my last DVD drive in a remote drive >> case and putting 3.5 floppy drives (off which I've got four) in each >> machine for booting purposes. > > You've got to be kidding, 3.5 floppies?? I cannot remember the last time I > even held one - must be 5+ years ago - and no machine I've built in the last > 7 years even has a 3.5 drive installed. > CD-ROM / DVD just work fine (ATA) SATA has on occasion been a bit hit and > miss, although not in recent years. As you say - usb flash sticks are so > much more convenient, although they used to be a challenge to format and get > a boot-able system installed. I've got them sitting there so i might as well use them... costs nothing. USB and SD cards are not for permanent data storage. 3.5 floppy aren't brilliant but that's an option for booting on. james