Re: partition alignment and advanced format drives

2015-06-14 Thread Theo de Raadt
i got curious how visible this speed difference would be, so while i was setting up the disk anyway, i made this unscientific experiment. some modern linux distros (and win7) use 2048 sectors as offset for their first partition, an alignment of 1MB. openbsd's fdisk uses 64. one thing it

partition alignment and advanced format drives

2015-06-14 Thread frantisek holop
i was putting a 2.5 500G WD disk into a usb enclosure and i noticed that instead of technical information they used to put there (chs, lba, etc) most of the space was taken up by a notice about this being advenced format drive, and how speed will suffer if used with windows xp, etc, without

Re: partition alignment and advanced format drives

2015-06-14 Thread frantisek holop
Theo de Raadt, 14 Jun 2015 12:15: some modern linux distros (and win7) use 2048 sectors as offset for their first partition, an alignment of 1MB. openbsd's fdisk uses 64. one thing it does not do is creating partition sizes divisble you have confused yourself. my mistake here, that