it is power safe and we've tested it here. https://toshiba.semicon-storage.com/us/product/storage-products/enterprise-ssd/px02smb-px02smfxxx.html?sug=1
On Mon, Jan 23, 2017 at 12:01 PM, Robert Mustacchi <r...@joyent.com> wrote: > On 1/23/17 6:29 , Youzhong Yang wrote: > > Add something like this to /kernel/drv/sd.conf: > > > > "TOSHIBA PX02SMF020 ", "cache-nonvolatile:true", > > > > I don't think the sd.conf comes with smartos image has it, so you need to > > build your own image. > > In general, you should _never_ set this value. You have basically told > the system that this device is power safe and never requires a > synchronize cache command. This is not true for most devices and a > poorly timed panic will result in data loss on the one device whose > purpose is to protect its data: the slog. > > Note, when I generally talk about an SSD being power safe, that does not > mean that this can be set to true. The devices generally only guarantee > that data is safe after a synchronize cache command. > > I don't have as much experience with these Toshiba drives, so it may be > that their datasheet tells you something else in this case. > > Robert > ------------------------------------------- smartos-discuss Archives: https://www.listbox.com/member/archive/184463/=now RSS Feed: https://www.listbox.com/member/archive/rss/184463/25769125-55cfbc00 Modify Your Subscription: https://www.listbox.com/member/?member_id=25769125&id_secret=25769125-7688e9fb Powered by Listbox: http://www.listbox.com
