That did it!
Although the messages I get now after mkfs are different than before.
But the bottom line is that the file system can be mounter now
Thanks a lot.
On Mon, Dec 5, 2011 at 6:23 AM, Ryusuke Konishi
<konishi.ryusuke@xxxxxxxxxxxxx> wrote:
> Hi,
> On Sun, 4 Dec 2011 20:01:25 +0200, Zavi wrote:
>> Here's the result
>>
>> > sudo nilfs-tune -l /dev/sdc
>> nilfs-tune 2.1.0-rc1
>> /dev/sdc: cannot open NILFS
>
> Hmm, seems like super blocks are not written to disk.
>
> Does the following option ('-K' option) affect the results ?
>
> $ sudo mkfs -t nilfs2 -v -K /dev/sdc
> $ sudo nilfs-tune -l /dev/sdc
>
> This option stops issuing discard command to disk just before writing
> new super blocks.
>
> Regards,
> Ryusuke Konishi
>
>> On Sun, Dec 4, 2011 at 7:13 PM, Ryusuke Konishi
>> <konishi.ryusuke@xxxxxxxxxxxxx> wrote:
>> > On Sun, 4 Dec 2011 18:38:58 +0200, Zavi wrote:
>> >> Thank you Ryusuke for the quick reply
>> >>
>> >> Of course dmesg is the first thing I looked at.
>> >> All I see is a not very informative message
>> >> > NILFS: Can't find nilfs on dev sdc.
>> >>
>> >
>> > This message is printed when no super blocks are found on the device.
>> > Does nilfs-tune command work for the partition ?
>> >
>> > $ sudo nilfs-tune -l /dev/sdc
>> >
>> > It tries to read super block, and displays file system information if
>> > a valid super block was found.
>> >
>> > Regards,
>> > Ryusuke Konishi
>> >
>> >> On Sun, Dec 4, 2011 at 3:29 PM, Ryusuke Konishi
>> >> <konishi.ryusuke@xxxxxxxxxxxxx> wrote:
>> >> > Hi,
>> >> > On Sun, 4 Dec 2011 11:10:12 +0200, Zavi wrote:
>> >> >> Hi all,
>> >> >>
>> >> >> I'm trying yo mount nilfs on a device without success.
>> >> >> mkfs works just fine, but when I try to mount I keep getting an error
>> >> >> > sudo mkfs -t nilfs2 /dev/sdc
>> >> >> > sudo mount -t nilfs2 /dev/sdc ~/nilfs
>> >> >> mount.nilfs2: Error while mounting /dev/sdc on ~/nilfs: Invalid argument
>> >> >>
>> >> >
>> >> > Were there any related messages in logs? Please try dmesg command or
>> >> > make sure system logs:
>> >> >
>> >> > $ dmesg
>> >> >
>> >> > or
>> >> >
>> >> > $ sudo cat /var/log/{messages,syslog}
>> >> >
>> >> > Regards,
>> >> > Ryusuke Konishi
>> >> >
>> >> >> I've installed nilfs-utils, and this is what I get from fsck
>> >> >> > sudo fsck0.nilfs2 -f -v /dev/sdc
>> >> >> fsck0.nilfs2: cannot read super block (device=/dev/sdc)
>> >> >>
>> >> >> just to be sure the problem is not in the device, I mounted ext4 on it
>> >> >> successfuly.
>> >> >> I can also do block requests (dd, iometer) without a problem.
>> >> >>
>> >> >> I'd appreciate any suggestion.
>> >> >>
>> >> >> Thanks,
>> >> >> Zavi
>> >> >> --
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