[sheepdog] collie command to see parent of a cloned vdi ?

[Alexandre DERUMIER]

Hi,

I'm looking for a collie command to see parent of a cloned vdi.

Any idea ?

Regards,

Alexandre

----- Mail original ----- 

De: "MORITA Kazutaka" <morita.kazutaka at lab.ntt.co.jp> 
À: sheepdog at lists.wpkg.org 
Envoyé: Mardi 30 Octobre 2012 01:49:56 
Objet: Re: [sheepdog] [PATCH] disk cache: drop O_DSYNC only when O_DIRECT is set 

At Thu, 25 Oct 2012 13:52:01 +0900, 
MORITA Kazutaka wrote: 
> 
> To make sure that data is not cached by the host os, we cannot drop 
> O_DSYNC when O_DIRECT is not set. 
> 
> Signed-off-by: MORITA Kazutaka <morita.kazutaka at lab.ntt.co.jp> 
> --- 
> sheep/plain_store.c | 6 ++++-- 
> 1 files changed, 4 insertions(+), 2 deletions(-) 

I would drop this patch since dropping a page cache with posix_fadvise 
looks better than adding O_DSYNC flag. I'll send the patch later. 

Thanks, 

Kazutaka 
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