It's a risk thing, you need to be comfy with the risk of losing one disk and all that it entails. If you can mitigate that through a process and you are happy with the remaining risk, then :)
On 12 December 2014 at 16:13, Elvar Böðvarsson <elv...@gmail.com> wrote: > This would be for log storage, plan is to go with HDD's for the long term > storage and SSD's for short term storage. Total storage will be maybe 8tb > total, using replica's would bring that to 16tb and if using raid1 or > raid10 would bring total raw storage up to 32tb > > > > On Friday, December 12, 2014 1:30:32 PM UTC, Nikolas Everett wrote: >> >> Striping raid is viable for 2 or 3 disks because of the redundancy. >> Software raid works fine for me. Hardware raid enables battery backed write >> behind but I don't know how important that is with ssds. Either way, we go >> 2xSSDs per server with os in mirrored raid and data striped. >> >> Depending on your data you may want spinning disks instead, then battery >> backed writes are probably a bigger win. >> On Dec 12, 2014 7:32 AM, "Elvar Böðvarsson" <elv...@gmail.com> wrote: >> >>> When running Elasticsearch on physical hardware you have it create >>> replicas to make sure no node is a single point of failure. From everyone's >>> experiance should I use Hardware Raid as well, or is it not needed? >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "elasticsearch" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to elasticsearc...@googlegroups.com. >>> To view this discussion on the web visit https://groups.google.com/d/ >>> msgid/elasticsearch/4827efb1-b5cf-4407-97ef-f6c4c3029cea% >>> 40googlegroups.com >>> <https://groups.google.com/d/msgid/elasticsearch/4827efb1-b5cf-4407-97ef-f6c4c3029cea%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> For more options, visit https://groups.google.com/d/optout. >>> >> -- > You received this message because you are subscribed to the Google Groups > "elasticsearch" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to elasticsearch+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/elasticsearch/13b36ab6-7fb6-4f6f-b11d-79069aed74ad%40googlegroups.com > <https://groups.google.com/d/msgid/elasticsearch/13b36ab6-7fb6-4f6f-b11d-79069aed74ad%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to elasticsearch+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/elasticsearch/CAEYi1X9_ULd9j7jFVJaMYvLz3NNwYsqCAwHsfUxkxCwg1oV3-A%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
