Thanks for the info. Regards,
Kihaguru. On Fri, Mar 31, 2023 at 7:36 AM Kenneth Gober <kgo...@gmail.com> wrote: > On Thu, Mar 30, 2023 at 12:37 PM Kihaguru Gathura < > kihagurugath...@gmail.com> wrote: > >> Is hardware RAID on Poweredge servers (T340, PERC H330 in particular) >> generally stable enough for production or is it safer to stick with >> OpenBSD >> softraid? >> > > I haven't used the H330, but the PERC 5/i and the PERC H700 have worked > fine for > me. In terms of 'safety' I advise having a spare controller on hand > because if your > controller fails recovery will be simplest if you have the same controller > (with the same > firmware version) on hand. > > Note that mounting a RAID volume on a newer controller (or the same > controller with > newer firmware) may prevent that volume from being attached to an older > controller later. > So don't try doing fancy things like moving the drives to a newer system > to take a backup, > then trying to move them back to their original system later unless you > have the same > controller in both systems. > > In general I prefer hardware RAID because it's more likely you'll be able > to easily boot your > system if the array is running in a degraded state due to a drive failure > (perhaps you might > need to press F1 or something to continue). With softraid, you might need > to type special > commands at the console to force booting or mounting a volume with a > failed drive in it. > This may be a problem if you are in a rush to bring the system back up and > don't have a > convenient way to look up the necessary commands. > > -ken >
