On Wednesday 27 September 2017 12:03:12 Thomas Schmitt wrote: > Hi, > > Gene Heskett's parted wrote: > > Sector size (logical/physical): 512B/4096B > > Wasn't that 2048 bytes per physical sector, last time ?
yes, thats the figures quote elsewhere here, which came from the discovery stanza in dmesg when I plugged it into a usb3 port on the rock64. Thats a direct copy/paste from the rock64's screen. One of the reasons I'm getting old & grey, can't be the almost 83 years. ;-) > > > Start? 163,840B > > End? 167,772,160B > > Error: The maximum head value is 254. > > WTH? I didn't tell it heads, > > I think it takes the commas for a CHS addrss and the "772" for heads. I don't recall that from the manpage, must need to up the marigold dose which helps preserve a diabetics eyesight. > See in > https://www.gnu.org/software/parted/manual/html_node/unit.html > the example > (parted) unit chs print > Disk geometry for /dev/hda: 0,0,0 - 14946,225,62 > > > So what sort of figures does it need to be happy? > > Without commas ? > > > (parted) mkpart primary fat32 8MiB 210MiB > > Warning: The resulting partition is not properly aligned for best > > performance. > > Show due human backbone and override the warning. > It probably thinks of cylinders or maybe of the 32 MiB which fdisk > reports as "optimal". > > > Looking at fdisks initial screen, it claims the physical sector is > > 4096? > > That's what parted says above. > > > I/O size (minimum/optimal): 4096 bytes / 33553920 bytes > > 32 MiB ? I wonder what kind of i/o that would be. > > 1 MiB as partition start is modern tradition and said to be ok > for about everything. > > > Have a nice day :) > > Thomas Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene>