On 2015-07-08 15:06, Donald Pearson wrote:
I wouldn't use dd.
I would use recover to get the data if at all possible, then you can
experiment with try to fix the degraded condition live. If you have
any chance of getting data from the pool, you reduce that chance every
time you make a change.
On 2015-07-08 18:16, Donald Pearson wrote:
Basically I wouldn't trust the drive that's already showing signs of
failure to survive a dd. It isn't completely full, so the recover is
less load. That's just the way I see it. But I see your point of
trying to get drive images now to hedge against
Basically I wouldn't trust the drive that's already showing signs of
failure to survive a dd. It isn't completely full, so the recover is
less load. That's just the way I see it. But I see your point of
trying to get drive images now to hedge against failures.
Unfortunately those errors are
Hello Donald,
thanks for your reply. I appreciate your help.
I would use recover to get the data if at all possible, then you can
experiment with try to fix the degraded condition live. If you have
any chance of getting data from the pool, you reduce that chance every
time you make a change.
completely soon after
I
backing up.
Greetings,
Hendrik
-- Originalnachricht--
Von: Donald Pearson
Datum: Mo., 6. Juli 2015 23:49
An: Hendrik Friedel;
Cc: Omar Sandoval;Hugo Mills;Btrfs BTRFS;
Betreff:Re: size 2.73TiB used 240.97GiB after balance
If you can mount it RO, first thing
;Hugo Mills;Btrfs BTRFS;
Betreff:Re: size 2.73TiB used 240.97GiB after balance
If you can mount it RO, first thing to do is back up any data that
youcare
about.According to the bug that Omar posted you should not try a
devicereplace and you should not try a scrub with a missing device.You
may
,
Hendrik
-- Originalnachricht--
Von: Donald Pearson
Datum: Mo., 6. Juli 2015 23:49
An: Hendrik Friedel;
Cc: Omar Sandoval;Hugo Mills;Btrfs BTRFS;
Betreff:Re: size 2.73TiB used 240.97GiB after balance
If you can mount it RO, first thing to do is back up any data that
youcare
On 07/06/2015 01:01 PM, Donald Pearson wrote:
Based on my experience Hugo's advice is critical, get the bad drive
out of the pool when in raid56 and do not try to replace or delete it
while it's still attached and recognized.
If you add a new device, mount degraded and rebalance. If you
Based on my experience Hugo's advice is critical, get the bad drive
out of the pool when in raid56 and do not try to replace or delete it
while it's still attached and recognized.
If you add a new device, mount degraded and rebalance. If you don't,
mount degraded then device delete missing.
On
Hello,
oh dear, I fear I am in trouble:
recovery-mounted, I tried to save some data, but the system hung.
So I re-booted and sdc is now physically disconnected.
Label: none uuid: b4a6cce6-dc9c-4a13-80a4-ed6bc5b40bb8
Total devices 3 FS bytes used 4.67TiB
devid1 size 2.73TiB
Hello,
I started with a raid1:
devid1 size 2.73TiB used 2.67TiB path /dev/sdd
devid2 size 2.73TiB used 2.67TiB path /dev/sdb
Then I added a third device, /dev/sdc1 and a balance
btrfs balance start -dconvert=raid5 -mconvert=raid5 /mnt/__Complete_Disk/
Now the file-system
On Mon, Jul 06, 2015 at 09:44:53PM +0200, Hendrik Friedel wrote:
Hello,
ok, sdc seems to have failed (sorry, I checked only sdd and sdb
SMART values, as sdc is brand new. Maybe a bad assumption, from my
side.
I have mounted the device
mount -o recovery,ro
So, what should I do now:
Hello,
ok, sdc seems to have failed (sorry, I checked only sdd and sdb SMART
values, as sdc is brand new. Maybe a bad assumption, from my side.
I have mounted the device
mount -o recovery,ro
So, what should I do now:
btrfs device delete /dev/sdc /mnt
or
mount -o degraded /dev/sdb /mnt
. Juli 2015 23:49
An: Hendrik Friedel;
Cc: Omar Sandoval;Hugo Mills;Btrfs BTRFS;
Betreff:Re: size 2.73TiB used 240.97GiB after balance
If you can mount it RO, first thing to do is back up any data that youcare
about.According to the bug that Omar posted you should not try a
devicereplace
If you can mount it RO, first thing to do is back up any data that you
care about.
According to the bug that Omar posted you should not try a device
replace and you should not try a scrub with a missing device.
You may be able to just do a device delete missing, then separately do
a device add
I
backing up.
Greetings,
Hendrik
-- Originalnachricht--
Von: Donald Pearson
Datum: Mo., 6. Juli 2015 23:49
An: Hendrik Friedel;
Cc: Omar Sandoval;Hugo Mills;Btrfs BTRFS;
Betreff:Re: size 2.73TiB used 240.97GiB after balance
If you can mount it RO, first thing to do is back up
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