Re: [dm-devel] dm-thin: Why is DATA_DEV_BLOCK_SIZE_MIN_SECTORS set to 64k?

2018-06-09 Thread Zdenek Kabelac
Dne 9.6.2018 v 21:31 Eric Wheeler napsal(a): On Fri, 18 May 2018, Zdenek Kabelac wrote: Dne 18.5.2018 v 01:36 Eric Wheeler napsal(a): Hello all, Is there a technical reason that DATA_DEV_BLOCK_SIZE_MIN_SECTORS is limited to 64k? I realize that the metadata limits the maximum mappable pool si

Re: [dm-devel] [PATCH] multipath.conf.5: update the description of marginal_path_err_rate_threshold

2018-06-09 Thread Martin Wilck
On Fri, 2018-06-08 at 14:47 +0800, Wang Ke wrote: > The path will not reinstate for > \fImarginal_path_err_rate_threshold\fR > seconds unless there is one active path, when it should be > marginal_path_err_recheck_gap_time seconds > instead of marginal_path_err_rate_threshold. > >

Re: [dm-devel] dm-thin: Why is DATA_DEV_BLOCK_SIZE_MIN_SECTORS set to 64k?

2018-06-09 Thread Eric Wheeler
On Fri, 18 May 2018, Zdenek Kabelac wrote: > Dne 18.5.2018 v 01:36 Eric Wheeler napsal(a): > > Hello all, > > > > Is there a technical reason that DATA_DEV_BLOCK_SIZE_MIN_SECTORS is > > limited to 64k? > > > > I realize that the metadata limits the maximum mappable pool size, so it > > needs to