On Fri, Feb 3, 2012 at 16:44, Carlos Padial <[email protected]> wrote: >> OK so do I understand this correctly that the new 4K block size of >> newer harddisks is the problem: >> http://en.wikipedia.org/wiki/Disk_sector ? > > dont know, but this you say remember me something readed about this > digging in the list archive. But i dont fully understand if it was the > same case. it was about using ext3... and my disk was formated as > ext2... (i believe) > >> Since the embedded linux in the 353 camera is already several years >> old it could well be the case that it has problems with 4K sectors. > >> Carlos, one idea: Could you prepare the HDD and the partition tables >> on a PC and then see if the camera can talk to it nicely. > i am afraid i dont have this kind of conexion for this, i will look > for an adapter... > what kind of hardware i need for this?
The SATA port on the camera is the very same connector as in any normal PC. If you only have a laptop you can use any external HDD (eg. USB2) enclosure. Regards Sebastian > >> I do think we should put a notice on the wiki about the 4K sector >> problem once we have a full understanding, and probably recommend >> customers to not use/or use with caution 4K HDDs for now. > > Yes, i think this shoud be done. But i have not full understanding of > the problem yet. > > So there is no other way? > > Thanks oleg and sebastian for your support. > >> Regards Sebastian >> >> On Fri, Feb 3, 2012 at 14:28, Carlos Padial <[email protected]> wrote: >>> Thanks to oleg who kindly help me a lot yesterday, we have narrow down >>> the problem to this one: >>> >>> # fdisk -l >>> >>> Note: sector size is 4096 (not 512) >>> >>> Disk /dev/hda: 120.0 GB, 120034123776 bytes >>> 255 heads, 63 sectors/track, 1824 cylinders >>> Units = cylinders of 16065 * 4096 = 65802240 bytes >>> >>> Disk /dev/hda doesn't contain a valid partition table >>> >>> So i need to make a new partition table. >>> I found about fix tables with cfdisk but seems its not installed >>> With the -o option in fdisk the changes seems not to be applied at all... >>> >>> someone knows how to proceed? >>> >>> best regards. >>> -- >>> Carlos Padial >>> surreal.asturnazari.es > > > > -- > Carlos Padial > surreal.asturnazari.es _______________________________________________ Support-list mailing list [email protected] http://support.elphel.com/mailman/listinfo/support-list_support.elphel.com
