On Thu, Oct 30, 2008 at 1:00 AM, Gutta, Sunil <Sun...@xi...>wrote:
> Hi All,
>
>
>
> I am testing Iometer on windows and dynamo on Linux(x86_64 Dual core AMD
> Opteron machine). when I am trying to test the Physical Disk (raw disk) I am
> getting following error on my Linux box.
>
>
>
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>
> ...
>
> *Invalid transfer size. Not aligned with disk sector size for : sdd* *(This
> is coming as previous read is retuned -1 and is decuted from total transfer
> size eg: tran->size = 512 after read it is tran->size += bytes_read which is
> 513). It seems to be a bug. Please have look at to call io_cq->GetStatus in
> method Grunt::Complete_IO(int timeout).*
>
could not find the line number of this code... pls point out.
> **
>
> …
>
> **** Grunt thread exiting with 1 still active*
>
> …
>
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>
>
>
> After debugging the problem I have an impression is that aio_read is not
> happening. Can anybody have clues on this?
>
this aio is done by glibc aio emulation which does not use linux kernel aio
capability. previously someone reported a aio patch but never released..
>
>
> Thanks,
>
> Sunil.
>
> *Sunil Gutta*
> Engineer Sr -I
> Xiotech Corporation
> <Sun...@Xi...?subject=Xiotech> <Sun...@Xi...><Sun...@Xi...><Sun...@Xi...>
> Sun...@Xi...
> Hyderabad, India
> 91 40 55730004 (Fax)
> 91 40 66955017 (Office)
>
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>
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>
>
>
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