ARM Server Day Ceph-20121221-ver1.5

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ARM Server Day (2012/12/21) 向けに簡単に準備した資料、時間の都合で未発表です。

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ARM Server Day Ceph-20121221-ver1.5

  1. 1. ARM Server DAY 2012/12/21 Cephと Microserver (未発表資料) 小川 忠 @ogawa_tter @ogawa tterhttp://this-may-interest-you.blogspot.jp/
  2. 2. 2012年12月12日にCeph day at Amsterdam, November 2, 2012 の講演資料を見てたら・・・ の講演資料を見てたら“Our Very First Ceph Day”November 6th, 2012, Ceph Blog http://ceph.com/community/our-very-first-ceph-day/ http://ceph com/community/our very first ceph day/“Ceph is a unified distributed storage system designed Ceph unified, for excellent performance, reliability and scalability” http://ceph.com/ http://ceph com/ 2/5
  3. 3. Ceph構成ノード Monitor OSD: Object Storage Device *) Maintain cluster membership and state *) Serve stored objects to clients *) Minimum Three monitors in one RADOS ) Minimum Three monitors in one RADOS RADOS Gateway: RADOS G tMDS: Meta Data Server *) REST‐based Interface to RADOS*) Manages metadata for a POSIX‐compliant shared files system*) Store Metadata in RADOS*) Store Metadata in RADOS RADOS:  A reliable, autonomous, distributed object store comprised of self‐healing,  RADOS: “A reliable autonomous distributed object store comprised of self healing self‐managing, intelligent storage nodes”“ceph, a unified distributed storage system”, sage weil, Ceph day, November 2, 20123/5
  4. 4. 1PB Usable System実際には、Monitorノードは必須。アクセス方法により、MDS、 RADOS Gatewayが適宜必要。右二つの構成図は前掲資料より。*)クライアント側要求性能と各ノードのバランスが重要。 構成図 前掲資料 り。 )クライア 側要求性能 各 ラ 重要。“DreamObjects, Cloud Storage, Powered by Ceph”, Ross Turk, inktank,Ceph day, November 2, 2012 4/5
  5. 5. ゃな けれ ARMじゃないけれどorz Quanta STRATOS S900 X31A S900-X31A Number of node:24 or 48 in 3U (1) Intel Atom processor S1200/node (1) DDR3 1067/1333 MHz ECC SODIMM/node (2) fi d ( ) fixed 2.5" SATA III drives/node di / d 10GbE SFP+ Uplink ports on chassis (two or four)“Microserver Market Heats up: Intel Atom S1200 (Centerton) Announcement”, p ( )2012/12/11, Perspectives, James Hamilton’s Bloghttp://perspectives.mvdirona.com/2012/12/11/MicroserverMarketHeatsUpIntelAtomS1200CentertonAnnouncement.aspx 5/5

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