[sheepdog] [PATCH] sheep: increase buffer while in cinfo collection

[Liu Yuan]

On Mon, Feb 09, 2015 at 04:00:32PM +0800, Liu Yuan wrote:
> Even with a 3 node cluster and only 1 vdi, killing one node and joining it back
> the error message that "buffer too small" will pop out twice, this means 512 is
> too small even for a single VDI cluster.
> 
> Making it as 4K will mitigat the problem a bit.
> 
> Signed-off-by: Liu Yuan <liuyuan at cmss.chinamobile.com>
> ---
>  sheep/group.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/sheep/group.c b/sheep/group.c
> index 85b9249..5ab2c0c 100644
> --- a/sheep/group.c
> +++ b/sheep/group.c
> @@ -702,7 +702,7 @@ static struct vdi_state *do_cinfo_collection_work(uint32_t epoch,
>  						  int *nr_vdi_states)
>  {
>  	struct vdi_state *vs = NULL;
> -	unsigned int rlen = 512;
> +	unsigned int rlen = 4096;
>  	struct sd_req hdr;
>  	struct sd_rsp *rsp = (struct sd_rsp *)&hdr;
>  	int ret;
> -- 
> 1.9.1
> 

Seems that my company's mail server has something wrong, please ignore this
mail that sent yesterday.

Thanks
Yuan