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SubjectRe: Linux mdadm superblock question.
On Wed, 17 Feb 2010, Nick Bowler wrote:

> On 13:17 Wed 17 Feb , david@lang.hm wrote:
>> On Wed, 17 Feb 2010, Nick Bowler wrote:
>>
>>> On 10:41 Wed 17 Feb , david@lang.hm wrote:
>>>> On Wed, 17 Feb 2010, Nick Bowler wrote:
>>>>> It takes about half a second for mdadm to assemble my root array, is
>>>>> that what you're referring to?
>>>>>
>>>>> I assume that kernel auto-assembly is no faster, although I've never
>>>>> used it. Regardless, half a second isn't very long to wait.
>>>>
>>>> If you are aiming for a 5-second boot time it's 10% of your total boot
>>>> time. That's a lot for a feature that's not needed.
>>>
>>> Only if the kernel auto-assembly takes zero time, which it obviously
>>> does not.
>>
>> the assembly time would probably be the same, but the initramfs being
>> proposed did not include that time either.
>
> This was the *only* time that was included. Quoting myself:
>
>> It takes about half a second for mdadm to assemble my root array

sorry, I misunderstood, I thought you were referring to the time added by
using the initramfs itself.

David Lang


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