Odd partitions on USB keys showing - Raspberry Pi Forums
so have 2 usb keys have packed working on pi. decided convert them ntfs ext4 upon realising still want write them in windows decided put them ntfs , show 2 partitions both full disk size , cant access them. in windows can go partition manager , wipe them , create 1 new partition them pi run "sudo fdisk -l" , get:
disk /dev/mmcblk0: 7948 mb, 7948206080 bytes
4 heads, 16 sectors/track, 242560 cylinders, total 15523840 sectors
units = sectors of 1 * 512 = 512 bytes
sector size (logical/physical): 512 bytes / 512 bytes
i/o size (minimum/optimal): 512 bytes / 512 bytes
disk identifier: 0x000b03b7
device boot start end blocks id system
/dev/mmcblk0p1 8192 122879 57344 c w95 fat32 (lba)
/dev/mmcblk0p2 122880 15523839 7700480 83 linux
disk /dev/sda: 7803 mb, 7803174912 bytes
245 heads, 1 sectors/track, 62206 cylinders, total 15240576 sectors
units = sectors of 1 * 512 = 512 bytes
sector size (logical/physical): 512 bytes / 512 bytes
i/o size (minimum/optimal): 512 bytes / 512 bytes
disk identifier: 0x02041407
device boot start end blocks id system
/dev/sda1 1985 15228927 7613471+ f w95 ext'd (lba)
/dev/sda5 2048 15228927 7613440 7 hpfs/ntfs/exfat
ive tried mounting both , dont seem anywhere though ill rebuild mbr try it. no luck. maybe windows cant fix pluged them ubuntu machine. ubuntu doesnt seem see them when run fdisk.
please has got idea this. keys useless on pi!
disk /dev/mmcblk0: 7948 mb, 7948206080 bytes
4 heads, 16 sectors/track, 242560 cylinders, total 15523840 sectors
units = sectors of 1 * 512 = 512 bytes
sector size (logical/physical): 512 bytes / 512 bytes
i/o size (minimum/optimal): 512 bytes / 512 bytes
disk identifier: 0x000b03b7
device boot start end blocks id system
/dev/mmcblk0p1 8192 122879 57344 c w95 fat32 (lba)
/dev/mmcblk0p2 122880 15523839 7700480 83 linux
disk /dev/sda: 7803 mb, 7803174912 bytes
245 heads, 1 sectors/track, 62206 cylinders, total 15240576 sectors
units = sectors of 1 * 512 = 512 bytes
sector size (logical/physical): 512 bytes / 512 bytes
i/o size (minimum/optimal): 512 bytes / 512 bytes
disk identifier: 0x02041407
device boot start end blocks id system
/dev/sda1 1985 15228927 7613471+ f w95 ext'd (lba)
/dev/sda5 2048 15228927 7613440 7 hpfs/ntfs/exfat
ive tried mounting both , dont seem anywhere though ill rebuild mbr try it. no luck. maybe windows cant fix pluged them ubuntu machine. ubuntu doesnt seem see them when run fdisk.
please has got idea this. keys useless on pi!
are saying windows did this, , windows happy it? if so, linux should happy too. though convoluted, valid.cheesemarathon wrote: device boot start end blocks id system
/dev/sda1 1985 15228927 7613471+ f w95 ext'd (lba)
/dev/sda5 2048 15228927 7613440 7 hpfs/ntfs/exfat
sda1 extended partition containing 1 logical partition, sda5. should able mount /dev/sda5 (assuming formatted ntfs, not exfat).
extended , logical partitions necessary work around limit of 4 primary partitions in mbr. in case there 1 actual data partition, , fills whole disk, there no likelyhood more added in future. such, cannot see benefit partitioning this, there no real drawback either.
not familiar current windows policies, if want try go having 1 primary partition suggest repartitioning in linux, see if can persuade windows reformat only.
raspberrypi
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