Re: USB upgrade fun

2017-10-30 Thread Kai Hendry
On Sun, 29 Oct 2017, at 06:02 PM, Qu Wenruo wrote: > If so, mount it, do minimal write like creating an empty file, to update > both superblock copies, and then try fix-device-size. Tried that, and it didn't work. Made a recording: https://youtu.be/SFd3QscNT6w -- To unsubscribe from this list: sen

Re: USB upgrade fun

2017-10-29 Thread Qu Wenruo
On 2017年10月29日 11:20, Kai Hendry wrote: > On Sat, 28 Oct 2017, at 03:58 PM, Qu Wenruo wrote: >> Don't get confused with the name, to use "fix-dev-size" you need to run >> "btrfs rescue fix-dev-size" > > [hendry@nuc btrfs-progs]$ sudo ./btrfs rescue fix-device-size /dev/sdc1 > warning, device 2 i

Re: USB upgrade fun

2017-10-28 Thread Kai Hendry
On Sat, 28 Oct 2017, at 03:58 PM, Qu Wenruo wrote: > Don't get confused with the name, to use "fix-dev-size" you need to run > "btrfs rescue fix-dev-size" [hendry@nuc btrfs-progs]$ sudo ./btrfs rescue fix-device-size /dev/sdc1 warning, device 2 is missing ERROR: devid 2 is missing or not writeable

Re: USB upgrade fun

2017-10-28 Thread Qu Wenruo
On 2017年10月28日 15:03, Kai Hendry wrote: > On Fri, 13 Oct 2017, at 09:42 AM, Kai Hendry wrote: >> It probably is... since when I remove my new 4TB USB disk from the >> front, I am at least able to mount my two 2x2TB in degraded mode and see >> my data! > > Just a follow up. I have not been of lat

Re: USB upgrade fun

2017-10-28 Thread Kai Hendry
On Fri, 13 Oct 2017, at 09:42 AM, Kai Hendry wrote: > It probably is... since when I remove my new 4TB USB disk from the > front, I am at least able to mount my two 2x2TB in degraded mode and see > my data! Just a follow up. I have not been of late been able to mount my data, even in degraded mode

Re: USB upgrade fun

2017-10-13 Thread Chris Murphy
On Fri, Oct 13, 2017 at 12:22 PM, Austin S. Hemmelgarn wrote: > From a practical perspective, you're almost certainly better off creating a > copy for cold storage without involving BTRFS. Yeah if you want to hedge your bets, and keep it simple, rsync to XFS. With some added risk (double) you ca

Re: USB upgrade fun

2017-10-13 Thread Austin S. Hemmelgarn
On 2017-10-12 21:42, Kai Hendry wrote: Thank you Austin & Chris for your replies! On Fri, 13 Oct 2017, at 01:19 AM, Austin S. Hemmelgarn wrote: Same here on a pair of 3 year old NUC's. Based on the traces and the other information, I'd be willing to bet this is probably the root cause of the i

Re: USB upgrade fun

2017-10-12 Thread Kai Hendry
Thank you Austin & Chris for your replies! On Fri, 13 Oct 2017, at 01:19 AM, Austin S. Hemmelgarn wrote: > Same here on a pair of 3 year old NUC's. Based on the traces and the > other information, I'd be willing to bet this is probably the root cause > of the issues. It probably is... since wh

Re: USB upgrade fun

2017-10-12 Thread Austin S. Hemmelgarn
On 2017-10-12 12:57, Chris Murphy wrote: On Sun, Oct 8, 2017 at 10:58 AM, Kai Hendry wrote: Hi there, My /mnt/raid1 suddenly became full somewhat expectedly, so I bought 2 new USB 4TB hard drives (one WD, one Seagate) to upgrade to. After adding sde and sdd I started to see errors in dmesg [2

Re: USB upgrade fun

2017-10-12 Thread Chris Murphy
On Thu, Oct 12, 2017 at 3:27 AM, Kai Hendry wrote: > A guy on #btrsfs suggests: > > 15:09 hendry: super_total_bytes 8001581707264 mismatch with > fs_devices total_rw_bytes 8001581710848 that one is because unaligned > partitions, 4.12 - 4.13 kernels are affected (at least some versions) > > > How

Re: USB upgrade fun

2017-10-12 Thread Chris Murphy
On Sun, Oct 8, 2017 at 10:58 AM, Kai Hendry wrote: > Hi there, > > My /mnt/raid1 suddenly became full somewhat expectedly, so I bought 2 > new USB 4TB hard drives (one WD, one Seagate) to upgrade to. > > After adding sde and sdd I started to see errors in dmesg [2]. > https://s.natalian.org/2017-1

Re: USB upgrade fun

2017-10-11 Thread Kai Hendry
A guy on #btrsfs suggests: 15:09 hendry: super_total_bytes 8001581707264 mismatch with fs_devices total_rw_bytes 8001581710848 that one is because unaligned partitions, 4.12 - 4.13 kernels are affected (at least some versions) However I rebooted into 4.9.54-1-lts and I have the same issue. supe

Re: USB upgrade fun

2017-10-10 Thread Kai Hendry
On Tue, 10 Oct 2017, at 10:06 AM, Satoru Takeuchi wrote: > Probably `btrfs device remove missing /mnt/raid1` works. That command worked. Took a really long time, but it worked. However when I unmounted /mnt/raid1 and tried mounting it again, it fails! :( https://s.natalian.org/2017-10-11/btrfs.tx

Re: USB upgrade fun

2017-10-09 Thread Satoru Takeuchi
At Sun, 08 Oct 2017 17:58:10 +0800, Kai Hendry wrote: > > Hi there, > > My /mnt/raid1 suddenly became full somewhat expectedly, so I bought 2 > new USB 4TB hard drives (one WD, one Seagate) to upgrade to. > > After adding sde and sdd I started to see errors in dmesg [2]. > https://s.natalian.org

USB upgrade fun

2017-10-08 Thread Kai Hendry
Hi there, My /mnt/raid1 suddenly became full somewhat expectedly, so I bought 2 new USB 4TB hard drives (one WD, one Seagate) to upgrade to. After adding sde and sdd I started to see errors in dmesg [2]. https://s.natalian.org/2017-10-07/raid1-newdisks.txt [2] https://s.natalian.org/2017-10-07/bt