diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java index e7340554164..40711a77805 100644 --- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java +++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java @@ -947,9 +947,9 @@ public class DFSConfigKeys extends CommonConfigurationKeys { "dfs.disk.balancer.enabled"; public static final boolean DFS_DISK_BALANCER_ENABLED_DEFAULT = false; - public static final String DFS_DISK_BALANCER_MAX_DISK_THRUPUT = + public static final String DFS_DISK_BALANCER_MAX_DISK_THROUGHPUT = "dfs.disk.balancer.max.disk.throughputInMBperSec"; - public static final int DFS_DISK_BALANCER_MAX_DISK_THRUPUT_DEFAULT = + public static final int DFS_DISK_BALANCER_MAX_DISK_THROUGHPUT_DEFAULT = 10; public static final String DFS_DISK_BALANCER_MAX_DISK_ERRORS = @@ -961,6 +961,10 @@ public class DFSConfigKeys extends CommonConfigurationKeys { "dfs.disk.balancer.block.tolerance.percent"; public static final int DFS_DISK_BALANCER_BLOCK_TOLERANCE_DEFAULT = 5; + public static final String DFS_DISK_BALANCER_PLAN_THRESHOLD = + "dfs.disk.balancer.plan.threshold.percent"; + public static final int DFS_DISK_BALANCER_PLAN_THRESHOLD_DEFAULT = 10; + // dfs.client.retry confs are moved to HdfsClientConfigKeys.Retry @Deprecated diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DiskBalancer.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DiskBalancer.java index 5a1fb9ec408..c6948f880e9 100644 --- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DiskBalancer.java +++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DiskBalancer.java @@ -109,8 +109,8 @@ public DiskBalancer(String dataNodeUUID, DFSConfigKeys.DFS_DISK_BALANCER_ENABLED, DFSConfigKeys.DFS_DISK_BALANCER_ENABLED_DEFAULT); this.bandwidth = conf.getInt( - DFSConfigKeys.DFS_DISK_BALANCER_MAX_DISK_THRUPUT, - DFSConfigKeys.DFS_DISK_BALANCER_MAX_DISK_THRUPUT_DEFAULT); + DFSConfigKeys.DFS_DISK_BALANCER_MAX_DISK_THROUGHPUT, + DFSConfigKeys.DFS_DISK_BALANCER_MAX_DISK_THROUGHPUT_DEFAULT); } /** @@ -656,8 +656,8 @@ public DiskBalancerMover(FsDatasetSpi dataset, Configuration conf) { shouldRun = new AtomicBoolean(false); this.diskBandwidth = conf.getLong( - DFSConfigKeys.DFS_DISK_BALANCER_MAX_DISK_THRUPUT, - DFSConfigKeys.DFS_DISK_BALANCER_MAX_DISK_THRUPUT_DEFAULT); + DFSConfigKeys.DFS_DISK_BALANCER_MAX_DISK_THROUGHPUT, + DFSConfigKeys.DFS_DISK_BALANCER_MAX_DISK_THROUGHPUT_DEFAULT); this.blockTolerance = conf.getLong( DFSConfigKeys.DFS_DISK_BALANCER_BLOCK_TOLERANCE, @@ -673,7 +673,7 @@ public DiskBalancerMover(FsDatasetSpi dataset, Configuration conf) { LOG.debug("Found 0 or less as max disk throughput, ignoring config " + "value. value : " + diskBandwidth); diskBandwidth = - DFSConfigKeys.DFS_DISK_BALANCER_MAX_DISK_THRUPUT_DEFAULT; + DFSConfigKeys.DFS_DISK_BALANCER_MAX_DISK_THROUGHPUT_DEFAULT; } if (this.blockTolerance <= 0) { diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/diskbalancer/command/PlanCommand.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/diskbalancer/command/PlanCommand.java index 54a63ec4635..3159312e483 100644 --- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/diskbalancer/command/PlanCommand.java +++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/diskbalancer/command/PlanCommand.java @@ -214,8 +214,8 @@ private double getThresholdPercentage(CommandLine cmd) { if ((value <= 0.0) || (value > 100.0)) { value = getConf().getDouble( - DFSConfigKeys.DFS_DISK_BALANCER_MAX_DISK_THRUPUT, - DFSConfigKeys.DFS_DISK_BALANCER_MAX_DISK_THRUPUT_DEFAULT); + DFSConfigKeys.DFS_DISK_BALANCER_PLAN_THRESHOLD, + DFSConfigKeys.DFS_DISK_BALANCER_PLAN_THRESHOLD_DEFAULT); } return value; } diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml b/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml index c8dc66be124..698a0cc9c07 100644 --- a/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml +++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml @@ -4158,4 +4158,13 @@ balancer is disabled. + + + dfs.disk.balancer.plan.threshold.percent + 10 + + The percentage that disk tolerance that we are ok with in + a plan. + +