Re: when is a disk "non-fresh"?

[David Greaves <david@dgreaves.com>]

Dexter Filmore wrote:
> On Friday 08 February 2008 00:22:36 Neil Brown wrote:
>> On Thursday February 7, Dexter.Filmore@gmx.de wrote:
>>> On Tuesday 05 February 2008 03:02:00 Neil Brown wrote:
>>>> On Monday February 4, Dexter.Filmore@gmx.de wrote:
>>>>> Seems the other topic wasn't quite clear...
>>>> not necessarily.  sometimes it helps to repeat your question.  there
>>>> is a lot of noise on the internet and somethings important things get
>>>> missed... :-)
>>>>
>>>>> Occasionally a disk is kicked for being "non-fresh" - what does this
>>>>> mean and what causes it?
>>>> The 'event' count is too small.
>>>> Every event that happens on an array causes the event count to be
>>>> incremented.
>>> An 'event' here is any atomic action? Like "write byte there" or "calc
>>> XOR"?
>> An 'event' is
>>    - switch from clean to dirty
>>    - switch from dirty to clean
>>    - a device fails
>>    - a spare finishes recovery
>> things like that.
> 
> Is there a glossary that explains "dirty" and such in detail?

Not yet.

http://linux-raid.osdl.org/index.php?title=Glossary

David