HDFS-12018. Ozone: Misc: Add CBlocks defaults to ozone-defaults.xml. Contributed by Chen Liang.

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/cblock/CBlockConfigKeys.java

@@ -25,28 +25,19 @@ import static java.lang.Thread.NORM_PRIORITY;
 public final class CBlockConfigKeys {
   public static final String DFS_CBLOCK_SERVICERPC_ADDRESS_KEY =
       "dfs.cblock.servicerpc-address";
-  public static final String DFS_CBLOCK_SERVICERPC_PORT_KEY =
-      "dfs.cblock.servicerpc.port";
   public static final int DFS_CBLOCK_SERVICERPC_PORT_DEFAULT =
       9810;
-  public static final String DFS_CBLOCK_SERVICERPC_HOSTNAME_KEY =
-      "dfs.cblock.servicerpc.hostname";
   public static final String DFS_CBLOCK_SERVICERPC_HOSTNAME_DEFAULT =
       "0.0.0.0";
-  public static final String DFS_CBLOCK_SERVICERPC_ADDRESS_DEFAULT =
-      DFS_CBLOCK_SERVICERPC_HOSTNAME_DEFAULT
-          + ":" + DFS_CBLOCK_SERVICERPC_PORT_DEFAULT;
 
   public static final String DFS_CBLOCK_JSCSIRPC_ADDRESS_KEY =
       "dfs.cblock.jscsi-address";
 
   //The port on CBlockManager node for jSCSI to ask
+  public static final String DFS_CBLOCK_JSCSI_PORT_KEY =
+      "dfs.cblock.jscsi.port";
   public static final int DFS_CBLOCK_JSCSI_PORT_DEFAULT =
       9811;
-  public static final String DFS_CBLOCK_JSCSIRPC_ADDRESS_DEFAULT =
-      DFS_CBLOCK_SERVICERPC_HOSTNAME_DEFAULT
-          + ":" + DFS_CBLOCK_JSCSI_PORT_DEFAULT;
-
 
   public static final String DFS_CBLOCK_SERVICERPC_BIND_HOST_KEY =
       "dfs.cblock.service.rpc-bind-host";
@@ -97,9 +88,9 @@ public final class CBlockConfigKeys {
   /**
    *  Minimum Number of threads that cache pool will use for background I/O.
    */
-  public static final String DFS_CBLOCK_CACHE_CORE_POOL_SIZE =
-      "dfs.cblock.cache.core.pool.size";
-  public static final int DFS_CBLOCK_CACHE_CORE_POOL_SIZE_DEFAULT = 16;
+  public static final String DFS_CBLOCK_CACHE_CORE_MIN_POOL_SIZE =
+      "dfs.cblock.cache.core.min.pool.size";
+  public static final int DFS_CBLOCK_CACHE_CORE_MIN_POOL_SIZE_DEFAULT = 16;
 
   /**
    *  Maximum Number of threads that cache pool will use for background I/O.

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/cblock/jscsiHelper/ContainerCacheFlusher.java

@@ -61,9 +61,9 @@ import static org.apache.hadoop.cblock.CBlockConfigKeys
 import static org.apache.hadoop.cblock.CBlockConfigKeys
     .DFS_CBLOCK_CACHE_BLOCK_BUFFER_SIZE_DEFAULT;
 import static org.apache.hadoop.cblock.CBlockConfigKeys
-    .DFS_CBLOCK_CACHE_CORE_POOL_SIZE;
+    .DFS_CBLOCK_CACHE_CORE_MIN_POOL_SIZE;
 import static org.apache.hadoop.cblock.CBlockConfigKeys
-    .DFS_CBLOCK_CACHE_CORE_POOL_SIZE_DEFAULT;
+    .DFS_CBLOCK_CACHE_CORE_MIN_POOL_SIZE_DEFAULT;
 import static org.apache.hadoop.cblock.CBlockConfigKeys
     .DFS_CBLOCK_CACHE_KEEP_ALIVE_SECONDS;
 import static org.apache.hadoop.cblock.CBlockConfigKeys
@@ -114,8 +114,8 @@ public class ContainerCacheFlusher implements Runnable {
       CBlockTargetMetrics metrics) {
     int queueSize = config.getInt(DFS_CBLOCK_CACHE_QUEUE_SIZE_KB,
         DFS_CBLOCK_CACHE_QUEUE_SIZE_KB_DEFAULT) * 1024;
-    int corePoolSize = config.getInt(DFS_CBLOCK_CACHE_CORE_POOL_SIZE,
-        DFS_CBLOCK_CACHE_CORE_POOL_SIZE_DEFAULT);
+    int corePoolSize = config.getInt(DFS_CBLOCK_CACHE_CORE_MIN_POOL_SIZE,
+        DFS_CBLOCK_CACHE_CORE_MIN_POOL_SIZE_DEFAULT);
     int maxPoolSize = config.getInt(DFS_CBLOCK_CACHE_MAX_POOL_SIZE,
         DFS_CBLOCK_CACHE_MAX_POOL_SIZE_DEFAULT);
     long keepAlive = config.getLong(DFS_CBLOCK_CACHE_KEEP_ALIVE_SECONDS,

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/cblock/jscsiHelper/SCSITargetDaemon.java

@@ -36,6 +36,7 @@ import static org.apache.hadoop.cblock.CBlockConfigKeys.DFS_CBLOCK_CONTAINER_SIZ
 import static org.apache.hadoop.cblock.CBlockConfigKeys.DFS_CBLOCK_JSCSI_CBLOCK_SERVER_ADDRESS_DEFAULT;
 import static org.apache.hadoop.cblock.CBlockConfigKeys.DFS_CBLOCK_JSCSI_CBLOCK_SERVER_ADDRESS_KEY;
 import static org.apache.hadoop.cblock.CBlockConfigKeys.DFS_CBLOCK_JSCSI_PORT_DEFAULT;
+import static org.apache.hadoop.cblock.CBlockConfigKeys.DFS_CBLOCK_JSCSI_PORT_KEY;
 import static org.apache.hadoop.cblock.CBlockConfigKeys.DFS_CBLOCK_JSCSI_SERVER_ADDRESS_DEFAULT;
 import static org.apache.hadoop.cblock.CBlockConfigKeys.DFS_CBLOCK_JSCSI_SERVER_ADDRESS_KEY;
 import static org.apache.hadoop.scm.ScmConfigKeys.OZONE_SCM_CLIENT_ADDRESS_KEY;
@@ -67,6 +68,10 @@ public final class SCSITargetDaemon {
         DFS_CBLOCK_JSCSI_CBLOCK_SERVER_ADDRESS_KEY,
         DFS_CBLOCK_JSCSI_CBLOCK_SERVER_ADDRESS_DEFAULT
     );
+    int cbmPort = ozoneConf.getInt(
+        DFS_CBLOCK_JSCSI_PORT_KEY,
+        DFS_CBLOCK_JSCSI_PORT_DEFAULT
+    );
 
     String scmAddress = ozoneConf.get(OZONE_SCM_CLIENT_BIND_HOST_KEY,
         OZONE_SCM_CLIENT_BIND_HOST_DEFAULT);
@@ -82,7 +87,7 @@ public final class SCSITargetDaemon {
     ozoneConf.set(OZONE_SCM_DATANODE_ADDRESS_KEY, scmDataodeAddress);
 
     InetSocketAddress cbmAddress = new InetSocketAddress(
-        cbmIPAddress, DFS_CBLOCK_JSCSI_PORT_DEFAULT);
+        cbmIPAddress, cbmPort);
     long version = RPC.getProtocolVersion(
         CBlockServiceProtocolPB.class);
     CBlockClientProtocolClientSideTranslatorPB cbmClient =

hadoop-hdfs-project/hadoop-hdfs/src/main/resources/ozone-default.xml

@@ -579,5 +579,162 @@
       The keytab file for Kerberos authentication in KSM.
     </description>
   </property>
-  
+
+  <property>
+    <name>dfs.cblock.servicerpc-address</name>
+    <value></value>
+    <description>
+      The address that cblock will be bind to, should be a host:port format,
+      this setting is required for cblock server to start.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.jscsi.port</name>
+    <value>9811</value>
+    <description>
+      The port on CBlockManager node for jSCSI to talk to.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.storage.service.handler.count</name>
+    <value>10</value>
+    <description>
+      Default number of handlers for CBlock service rpc.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.service.leveldb.path</name>
+    <value>/tmp/cblock_levelDB.dat</value>
+    <description>
+      Default path for the cblock meta data disk store.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.disk.cache.path</name>
+    <value>/tmp/cblockCacheDB</value>
+    <description>
+      Default path for the cblock local cache.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.trace.io</name>
+    <value>false</value>
+    <description>
+      Default flag for enabling trace io.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.short.circuit.io</name>
+    <value>false</value>
+    <description>
+      Default flag to enable cblock local cache.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.cache.cache.size.in.kb</name>
+    <value>256</value>
+    <description>
+      Default cblock cache queue size, in number of kb.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.cache.core.min.pool.size</name>
+    <value>16</value>
+    <description>
+      Minimum number of thread pool thread that cBlock cache will use for background I/O.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.cache.max.pool.size</name>
+    <value>256</value>
+    <description>
+      Maximum number of thread pool thread that cBlcok cache will use for background I/O.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.cache.keep.alive.seconds</name>
+    <value>60</value>
+    <description>
+      Number of seconds to keep the Thread alive when it is idle.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.cache.thread.priority</name>
+    <value>5</value>
+    <description>
+      Priority of cache flusher thread, affecting the relative
+      performance of write and read.upported values are 1, 5, 10.
+      Use 10 for high priority and 1 for low priority.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.cache.block.buffer.size</name>
+    <value>512</value>
+    <description>
+      Block Buffer size in terms of blockID entries, in number of blockIDs.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.block.buffer.flush.interval.seconds</name>
+    <value>60</value>
+    <description>
+      The interval to flush cblock buffer in seconds.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.jscsi.server.address</name>
+    <value>127.0.0.1</value>
+    <description>
+      The address that jscsi server will be running, should have one
+      local jscsi server for each client that tries to mount cblock.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.jscsi.cblock.server.address</name>
+    <value>127.0.0.1</value>
+    <description>
+      The address local jscsi server will use to talk to cblock manager.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.container.size</name>
+    <value>5</value>
+    <description>
+      The size of ozone container in number of GBs. Note that this is
+      not setting container size for ozone, but rather, this is setting
+      that assumption that cblock manager will make about ozone.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.cache.leveldb.cache.size.mb</name>
+    <value>256</value>
+    <description>
+      The size of LevelDB cache file which uses an off-heap cache in LevelDB.
+    </description>
+  </property>
+
+  <property>
+    <name>dfs.cblock.cache.max.retry</name>
+    <value>65536</value>
+    <description>
+      The maximum number of retries when writing a block to container.
+    </description>
+  </property>
 </configuration>