On Wed, Nov 14, 2012 at 10:56 AM, Chris Knadle <[email protected]>wrote:
> On Wednesday, November 14, 2012 01:16:43, Wesley Peterson wrote: > > Jack, > > > > I seem to remember reading that "in the old days" you had HD? drives for > > ATA (now PATA) drives and SD? for SCSI drives. Then, when USB drives > came > > out and became popular someone decided to use SD? drive names for BOTH > SCSI > > and USB drives. The problem then was that if a USB drive was connected > at > > power-on, SOMETIMES it was actually recognized before the built in > drives. > > These days /dev/sd* names are used for PATA, SCSI, SATA, and USB drives. > In > the case of the bootup post-installation onto the USB drive on Jack's box, > the > boot never got to the kernel. > > > This caused problems in that the "?" letter of the drives were not > always > > the same. The problem was addressed by using a Volume ID, but at install > > time you would still be tormented by the potential of having a USB drive > > sometimes pop up before the internal drive. > > > > I got in the habit of keeping external drives disconnected until after I > > booted, or if I was installing, until after the installer had started. > > In the Ubuntu install, Jack also tried disconnecting the USB drive prior to > the install, and in that case the /second/ internal hard disk showed up, > but > not the first!. ;-) > > -- Chris > > Yeah - late to this, I read it earlier on my phone, but that isn't the replace to reply in full - Chris pretty well handled it. The "real" issue appears to me to be a flaw in the code for the installation - I believe it gets a full list of available resources, but only presents the last one. The pull-down list DOES pull down - but contains only one entity - and that happens to be the last disk in the chain - no matter how many there are. Back in PASCAL class, we called this an OBOB - Off by one bit. Well - maybe if you tilt your head a little.... JC > -- > Chris Knadle > [email protected] > _______________________________________________ > Mid-Hudson Valley Linux Users Group http://mhvlug.org > http://mhvlug.org/cgi-bin/mailman/listinfo/mhvlug > > Upcoming Meetings (6pm - 8pm) Vassar College > Dec 5 - SysAdmin Panel > Jan 9 - High Performance Computing > Feb 6 - February Meeting > -- Eschew obfuscation and pompous prolixity. Light a man a fire, he is warm for the night. Light a man afire, he is warm for the rest of his life.
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