Re: [OpenIndiana-discuss] SMR disks

2015-05-05 Thread Aneurin Price
On 1 May 2015 at 07:13, Nick Tan wrote: > Has anyone tried using SMR disks with ZFS? I bought a Seagate 8TB SMR disk > and put it in a esata enclosure for my backups. I found that zfs send > would cause the disk to go offline. My guess is that zfs send is too fast > and fills the drive write ca

Re: [OpenIndiana-discuss] SMR disks

2015-05-01 Thread Saso Kiselkov
On 5/1/15 2:09 PM, Nick Tan wrote: > On Friday, May 1, 2015, Andrew Gabriel wrote: > > However since zfs is CoW it should be ok on subsequent rsyncs. Watch out! SMR disks are *in principle* CoW and ZFS is *in principle* CoW, but that doesn't mean that they are the same kind of CoW (indeed, I can

Re: [OpenIndiana-discuss] SMR disks

2015-05-01 Thread Nick Tan
On Friday, May 1, 2015, Andrew Gabriel wrote: > On 01/05/2015 07:13, Nick Tan wrote: > >> Hi all, >> >> Has anyone tried using SMR disks with ZFS? I bought a Seagate 8TB SMR >> disk >> and put it in a esata enclosure for my backups. I found that zfs send >> would cause the disk to go offline.

Re: [OpenIndiana-discuss] SMR disks

2015-05-01 Thread Andrew Gabriel
On 01/05/2015 07:13, Nick Tan wrote: Hi all, Has anyone tried using SMR disks with ZFS? I bought a Seagate 8TB SMR disk and put it in a esata enclosure for my backups. I found that zfs send would cause the disk to go offline. My guess is that zfs send is too fast and fills the drive write cac

[OpenIndiana-discuss] SMR disks

2015-04-30 Thread Nick Tan
Hi all, Has anyone tried using SMR disks with ZFS? I bought a Seagate 8TB SMR disk and put it in a esata enclosure for my backups. I found that zfs send would cause the disk to go offline. My guess is that zfs send is too fast and fills the drive write cache. I tried again with just rsync and