>>For me it's the protection against bitrot and added protection against silent data corruption GNR has this functionality. Right now that is available through ESS though. Not yet as software only.
Steve Duersch Spectrum Scale 845-433-7902 IBM Poughkeepsie, New York [email protected] wrote on 03/15/2017 10:25:59 AM: > > Message: 6 > Date: Wed, 15 Mar 2017 14:25:41 +0000 > From: "Buterbaugh, Kevin L" <[email protected]> > To: gpfsug main discussion list <[email protected]> > Subject: Re: [gpfsug-discuss] mmcrfs issue > Message-ID: <[email protected]> > Content-Type: text/plain; charset="utf-8" > > Hi All, > > Since I started this thread I guess I should chime in, too ? for us > it was simply that we were testing a device that did not have > hardware RAID controllers and we were wanting to implement something > roughly equivalent to RAID 6 LUNs. > > Kevin > > > On Mar 14, 2017, at 5:16 PM, Aaron Knister <[email protected]> wrote: > > > > For me it's the protection against bitrot and added protection > against silent data corruption and in theory the write caching > offered by adding log devices that could help with small random > writes (although there are other problems with ZFS + synchronous > workloads that stop this from actually materializing). > > > > -Aaron > >
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