On 18 June 2016 at 16:21, Mark Fraser <mfraz74+ubu...@gmail.com> wrote: > Bought a new 3TB hard drive this week onto which I created a new GPT partition > table and a 3TB ext4 partition. This completed successfully and I used rsync > to copy some files onto it. > > The next day, I was unable to mount the drive and so I ran fsck on it. This > failed pass 5: Checking group summary information with lots of block bitmap > differences.
If you have not already done so then check the SMART data for the disc. Also look in syslog to see if there are any rude messages. Colin -- ubuntu-uk@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-uk https://wiki.ubuntu.com/UKTeam/
