Re: [PATCH 0/6] rds: rdma: Add ability to force GFP_NOIO

Haakon Bugge
2024-05-14T18:33:10Z

Hi Yanjun,

> On 14 May 2024, at 14:02, Zhu Yanjun <zyjzyj2000@gmail.com> wrote:
>
>
>
> On 14.05.24 10:53, Zhu Yanjun wrote:
>> On 13.05.24 14:53, Håkon Bugge wrote:
>>> This series enables RDS and the RDMA stack to be used as a block I/O
>>> device. This to support a filesystem on top of a raw block device
>> This is to support a filesystem ... ?
>
> Sorry. my bad. I mean, normally rds is used to act as a communication protocol between Oracle databases. Now in this patch series, it seems that rds acts as a communication protocol to support a filesystem. So I am curious which filesystem that rds is supporting?

The peer here is a file-server which acts a block device. What Oracle calls a cell-server. The initiator here, is actually using XFS over an Oracle in-kernel pseudo-volume block device.

Thxs, Håkon