Re: low power single disk nodes

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Where's the "take my money" button?

On Thu, Apr 9, 2015 at 9:43 AM, Mark Nelson <mnelson@xxxxxxxxxx> wrote:
How about drives that run Linux with an ARM processor, RAM, and an ethernet port right on the drive?  Notice the Ceph logo. :)

https://www.hgst.com/science-of-storage/emerging-technologies/open-ethernet-drive-architecture

Mark

On 04/09/2015 10:37 AM, Scott Laird wrote:
Minnowboard Max?  2 atom cores, 1 SATA port, and a real (non-USB)
Ethernet port.


On Thu, Apr 9, 2015, 8:03 AM phil@xxxxxxxxx <mailto:phil@xxxxxxxxx>
<phil@xxxxxxxxx <mailto:phil@xxxxxxxxx>> wrote:

    Rather expensive option:

    Applied Micro X-Gene, overkill for a single disk, and only really
    available in a
    development kit format right now.

    <https://www.apm.com/products/__data-center/x-gene-family/x-__c1-development-kits/
    <https://www.apm.com/products/data-center/x-gene-family/x-c1-development-kits/>>

    Better Option:

    Ambedded CY7 - 7 nodes in 1U half Depth, 6 positions for SATA disks,
    and one
    node with mSATA SSD

    <http://www.ambedded.com.tw/__pt_list.php?CM_ID=20140214001
    <http://www.ambedded.com.tw/pt_list.php?CM_ID=20140214001>>

    --phil

     > On 09 April 2015 at 15:57 Quentin Hartman
    <qhartman@xxxxxxxxxxxxxxxxxxx <mailto:qhartman@direwolfdigital.com>>
     > wrote:
     >
     >  I'm skeptical about how well this would work, but a Banana Pi
    might be a
     > place to start. Like a raspberry pi, but it has a SATA connector:
     > http://www.bananapi.org/
     >
     >  On Thu, Apr 9, 2015 at 3:18 AM, Jerker Nyberg
    <jerker@xxxxxxxxxxxx <mailto:jerker@xxxxxxxxxxxx>
     > <mailto:jerker@xxxxxxxxxxxx <mailto:jerker@xxxxxxxxxxxx>> > wrote:
     >    > >    Hello ceph users,
     > >
     > >    Is anyone running any low powered single disk nodes with
    Ceph now?
     > > Calxeda seems to be no more according to Wikipedia. I do not
    think HP
     > > moonshot is what I am looking for - I want stand-alone nodes,
    not server
     > > cartridges integrated into server chassis. And I do not want to
    be locked to
     > > a single vendor.
     > >
     > >    I was playing with Raspberry Pi 2 for signage when I thought
    of my old
     > > experiments with Ceph.
     > >
     > >    I am thinking of for example Odroid-C1 or Odroid-XU3 Lite or
    maybe
     > > something with a low-power Intel x64/x86 processor. Together
    with one SSD or
     > > one low power HDD the node could get all power via PoE (via
    splitter or
     > > integrated into board if such boards exist). PoE provide remote
    power-on
     > > power-off even for consumer grade nodes.
     > >
     > >    The cost for a single low power node should be able to
    compete with
     > > traditional PC-servers price per disk. Ceph take care of
    redundancy.
     > >
     > >    I think simple custom casing should be good enough - maybe
    just strap or
     > > velcro everything on trays in the rack, at least for the nodes
    with SSD.
     > >
     > >    Kind regards,
     > >    --
     > >    Jerker Nyberg, Uppsala, Sweden.
     > >    _________________________________________________
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    <http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com>>
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