> On Nov 11, 2020, at 5:38 PM, Warren Young <war...@etr-usa.com> wrote: > > On Nov 11, 2020, at 2:01 PM, hw <h...@gc-24.de> wrote: >> >> I have yet to see software RAID that doesn't kill the performance. > > When was the last time you tried it? > > Why would you expect that a modern 8-core Intel CPU would impede I/O in any > measureable way as compared to the outdated single-core 32-bit RISC CPU > typically found on hardware RAID cards? These are the same CPUs, mind, that > regularly crunch through TLS 1.3 on line-rate fiber Ethernet links, a much > tougher task than mediating spinning disk I/O. > >> And where >> do you get cost-efficient cards that can do JBOD? > > $69, 8 SATA/SAS ports: https://www.newegg.com/p/0ZK-08UH-0GWZ1 > > Search for “LSI JBOD” for tons more options. You may have to fiddle with the > firmware to get it to stop trying to do clever RAID stuff, which lets you do > smart RAID stuff like ZFS instead. > >> What has HP been thinking? > > That the hardware vs software RAID argument is over in 2020.
I’d rather have distributed redundant storage on multiple machines… but I still have [mostly] hardware RAIDs ;-) Valeri > _______________________________________________ > CentOS mailing list > CentOS@centos.org > https://lists.centos.org/mailman/listinfo/centos _______________________________________________ CentOS mailing list CentOS@centos.org https://lists.centos.org/mailman/listinfo/centos
