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Hello List,
I recently gave a talk about ZFS basics, and wanted to share it with you
all for a few reasons:
-While there are a few ZOL specific points, I tried to make it general
enough to be shared around.
-The intended audience is people interested in ZFS, I hope you can send it
to people who w
On Sep 25, 2014, at 9:36 AM, Venci Vatashki wrote:
> I expect when I have 2 out of 3 disk to be able to access pool as if it was
> plain raid5
> There is something called rewind, It should discard some transactions, lose
> last writes.
> But pool should not be in FAULTED state. Currently tryi
On Thu, Sep 25, 2014 at 5:39 PM, Richard Elling <
richard.ell...@richardelling.com> wrote:
> On Sep 24, 2014, at 10:55 PM, Robert Mustacchi wrote:
>
> > On 9/24/14 22:51 , Matthew Ahrens wrote:
> >> On Mon, Sep 22, 2014 at 9:34 AM, Yacine Kheddache <
> >> yacine.khedda...@alyseo.com> wrote:
> >>
I expect when I have 2 out of 3 disk to be able to access pool as if it was
plain raid5
There is something called rewind, It should discard some transactions, lose
last writes.
But pool should not be in FAULTED state. Currently trying to rewind by hand
and need suggestions for it.
On Thu, Sep 25,
On Sep 24, 2014, at 10:55 PM, Robert Mustacchi wrote:
> On 9/24/14 22:51 , Matthew Ahrens wrote:
>> On Mon, Sep 22, 2014 at 9:34 AM, Yacine Kheddache <
>> yacine.khedda...@alyseo.com> wrote:
>>
>>> Hi,
>>>
>>> I know this is an old topic : https://github.com/zfsonlinux/zfs/issues/740
>>>
>>> A
On Sep 25, 2014, at 5:15 AM, Venci Vatashki wrote:
> Hello,
> I'm debugging a Faulted raidz1 on zfs-fuse.This is dev pool, created from
> loop devices and files. The way I broke is first to degrade pool by removing
> a device from it. After that do some transactions. ie copy file.
> Stop zfs
It would seem that after the second device is removed, you will lose the
data/metadata that was written to the impaired raidz (after the first removal).
And even if you add the first device with stale metadata back to the pool, you
can't get that back.
Boris.
Typos courtesy of my iPhone
> On
Hello,
I'm debugging a Faulted raidz1 on zfs-fuse.This is dev pool, created from
loop devices and files. The way I broke is first to degrade pool by
removing a device from it. After that do some transactions. ie copy file.
Stop zfs and reattach the removed device and remove another one. After
resta
