Changes between Version 3 and Version 4 of GTD_Cloud_One_arch

Timestamp:

Mar 17, 2009, 4:47:29 PM (16 years ago)

Author:

rock

Comment:

--

GTD_Cloud_One_arch

@@ -1 +1 @@
 [[PageOutline]]
 = OpenNEbula 的運作架構 =
-== 1. ONE 的 Daemon ==
+== 0. OpenNEbula 的 Daemon ==
  * 當 $ONE_LOCATION/bin/one start 時，會啟動 (1)!OpenNebula daemon、(2)相關的 Drivers (Information driver, Virtualization driver & Transfer driver) 和 (3)Scheduler。
+ * Drivers 彼此都是獨立的 process，透過 internal ASCII protocol 與 OpenNEbla core 溝通，在 load driver 前會啟動兩個 Run Command (RC) 來獲得境變數，這兩個 RC file為：
+   1. $ONE_LOCATION/etc/mad/defaultrc 
+   2. Driver 各自的特定的檔案
 
 [[BR]]
-== 2. OpenNebula daemon ==
+== 1. OpenNebula daemon ==
  * 功能：!OpenNebula daemon (oned) 管理 host, vnet & vm
    * 設定檔為 $ONE_LOCATION/etc/oned.conf
@@ -31 +34 @@
 
 [[BR]]
-== 3. Information Driver ==
+== 2. Information Driver ==
  * 功能：從 Clustre node 去收集資訊，相依選擇的 Virtualizer
  * [http://www.opennebula.org/doku.php?id=documentation:rel1.2:img Information Driver 配置]
@@ -51 +54 @@
 }}}
 
-== 4. Transfer Driver == 
+[[BR]]
+== 3. Transfer Driver == 
  * 功能：傳輸、複製、回復和開啟 VM 印象檔
  * 範例檔：
@@ -74 +78 @@
     type       = "xen" ]   
 }}}
+
+== 4. Scheduler  == 
+ * 功能：分配 pending VM 到 Host，他是獨立的 process
+ * match making scheduler (mm_sched) 實作 Rank Scheduling Policy.