On Sat, Sep 7, 2019 at 12:55 AM William Ferrell <willfe@xxxxxxxxx> wrote: > > On Fri, Sep 6, 2019 at 6:37 PM Peter Woodman <peter@xxxxxxxxxxxx> wrote: > > > > 2GB ram is gonna be really tight, probably. > > Bummer. So it won't be enough for any Ceph component to run reliably? 2 GB is tough for an OSD. The main problem is recovery. If you attempt this: the trick is the use fewer PGs per OSD than recommended. -- Paul Emmerich Looking for help with your Ceph cluster? Contact us at https://croit.io croit GmbH Freseniusstr. 31h 81247 München www.croit.io Tel: +49 89 1896585 90 > > Drat. The nice thing about the HC2 is the fact that it can power the > attached SATA disk and itself through one barrel connector and > includes a stackable case to mount the disk and act as a heat sink. > Would have been so easy to stack those up and use fewer cables/power > adapters to do it. I wish I could convince the Hardkernel guys to drop > a new model with this form factor that uses their 64-bit 4GB chipset. > > > However, I do something similar at home with a bunch of rock64 4gb boards, and it works well. > > Nice! Would you mind describing your setup in more detail? It's > encouraging to hear this works on arm (I wasn't sure if that was still > supported). I'm also curious how you manage all the power supplies, > cables and disks. Assuming you're using external 3.5" USB 3 disks that > require their own power, you're already at 8 power adapters for just 4 > nodes. > > > There are sometimes issues with the released ARM packages (frequently crc32 doesn;'t work, which isn't great), so you may have to build your own on the board you're targeting or on something like scaleway, YMMV. > > Thanks, that's good to know. > _______________________________________________ > ceph-users mailing list > ceph-users@xxxxxxxxxxxxxx > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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