UBI FS mounting time

Canella Matteo Matteo.Canella at mta.it
Wed Jul 22 04:10:36 EDT 2009


Just to understand if we're doing things in the right way...
we need more than 6 secs to mount 1 GB Nand Flash. 
Does this sound a normal timing?
This is the dmesg of the flash mounting:

[    6.694626] UBI: attaching mtd10 to ubi2
[    6.698594] UBI: physical eraseblock size:   131072 bytes (128 KiB)
[    6.705712] UBI: logical eraseblock size:    126976 bytes
[    6.711154] UBI: smallest flash I/O unit:    2048
[    6.715894] UBI: sub-page size:              512
[    6.720533] UBI: VID header offset:          2048 (aligned 2048)
[    6.726564] UBI: data offset:                4096
[   12.802282] UBI: attached mtd10 to ubi2
[   12.806179] UBI: MTD device name:            "nand"
[   12.814531] UBI: MTD device size:            1024 MiB
[   12.820304] UBI: number of good PEBs:        8185
[   12.825069] UBI: number of bad PEBs:         7
[   12.829495] UBI: max. allowed volumes:       128
[   12.834144] UBI: wear-leveling threshold:    4096
[   12.838891] UBI: number of internal volumes: 1
[   12.843425] UBI: number of user volumes:     1
[   12.847860] UBI: available PEBs:             0
[   12.852325] UBI: total number of reserved PEBs: 8185
[   12.857340] UBI: number of PEBs reserved for bad PEB handling: 81
[   12.863479] UBI: max/mean erase counter: 6/3
[   12.867807] UBI: background thread "ubi_bgt2d" started, PID 911


Thank you
Regards

Matteo Canella 





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