Re: mdraid on SSD - use scterc?

2018-06-17 Thread David Christensen
On 06/16/18 22:22, Richard Hector wrote: I've got a new server with 2 mdraid RAID 1 arrays - one on spinning disks, the other on SSDs. The spinners are set by default to use ERC; the SSDs are not, but appear to support it. Should I enable it on the SSDs? Enabling SCT Error Recovery Control s

Re: mdraid on SSD - use scterc?

2018-06-17 Thread Richard Hector
On 18/06/18 00:35, Henrique de Moraes Holschuh wrote: > On Sun, 17 Jun 2018, Richard Hector wrote: >> Should I enable it on the SSDs? Or are they not prone to failure in such >> a way that it would be useful? > > Which SSDs? Usually one lets the SSDs try as hard as they can to > recover, but they

Re: mdraid on SSD - use scterc?

2018-06-17 Thread Henrique de Moraes Holschuh
On Sun, 17 Jun 2018, Richard Hector wrote: > Should I enable it on the SSDs? Or are they not prone to failure in such > a way that it would be useful? Which SSDs? Usually one lets the SSDs try as hard as they can to recover, but they're also *MUCH* faster than HDDs at it... -- Henrique Holsch

mdraid on SSD - use scterc?

2018-06-16 Thread Richard Hector
Hi all, I've got a new server with 2 mdraid RAID 1 arrays - one on spinning disks, the other on SSDs. The spinners are set by default to use ERC; the SSDs are not, but appear to support it. Should I enable it on the SSDs? Or are they not prone to failure in such a way that it would be useful? Th