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SubjectRe: [PATCH 00/15] drbd: a block device for HA clusters
On Fri, 26 Jun 2009, Al Boldi wrote:

> James Bottomley wrote:
>> On Fri, 2009-06-26 at 18:43 +0300, Al Boldi wrote:
>>> James Bottomley wrote:
>>>> On Fri, 2009-06-26 at 17:15 +0300, Al Boldi wrote:
>>>>> Philipp Reisner wrote:
>>>>>> Short Description
>>>>>>
>>>>>> DRBD is a shared-nothing, synchronously replicated block device.
>>>>>
>>>>> What do you mean by "shared-nothing"?
>>>>
>>>> If you actually type "shared nothing" into google, the first hit will
>>>> be the wikipedia article describing this.
>>>
>>> Sure, but the point here is to choose a description that is clear and
>>> self-explanatory, and "shared-nothing" is neither clear nor
>>> self-explanatory.
>>
>> It is clear because everyone agrees on the definition.
>
> Everyone involved in the project maybe, but not everyone interested in "a
> block device for HA clusters". And you don't want to turn them of by using
> terminology to explain terminology, especially when it's misleading. Many
> OpenSource projects fail merely for this reason.

anyone who knows the terminology for HA clusters should understand the
term "shared-nothing"

do you really want the full explination to have to be squeezed into this
sentance? or even the patch description?

David Lang

>> And it is self
>> explanatory because it's an art term for a well defined concept which
>> forms one of the building blocks of the nomenclature used in clustering.
>> Even if you're not familiar with clustering terminology, the definitions
>> are easy to find via search engines.
>>
>> If you want to find useful quibbles, the term synchronously is wrong:
>> DRBD is capable of both synchronous and asynchronous replication.
>
> Ok, so maybe change the description to reflect this capability.
> Something like: DRBD is an independent, synch/async replicated block device.
>
>
> Thanks!
>
> --
> Al
>
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