diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/MobConstants.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/MobConstants.java index b68d7b1fe572..5efea69788ca 100644 --- a/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/MobConstants.java +++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/MobConstants.java @@ -46,6 +46,9 @@ public final class MobConstants { public static final String MOB_CACHE_EVICT_REMAIN_RATIO = "hbase.mob.cache.evict.remain.ratio"; public static final Tag MOB_REF_TAG = new ArrayBackedTag(TagType.MOB_REFERENCE_TAG_TYPE, HConstants.EMPTY_BYTE_ARRAY); + public static final String MOB_CLEANER_BATCH_SIZE_UPPER_BOUND = + "hbase.master.mob.cleaner.batch.size.upper.bound"; + public static final int DEFAULT_MOB_CLEANER_BATCH_SIZE_UPPER_BOUND = 10000; public static final float DEFAULT_EVICT_REMAIN_RATIO = 0.5f; public static final long DEFAULT_MOB_CACHE_EVICT_PERIOD = 3600L; diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/MobUtils.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/MobUtils.java index 0fb7a88ee81a..5e2ee9eb4112 100644 --- a/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/MobUtils.java +++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/MobUtils.java @@ -17,6 +17,9 @@ */ package org.apache.hadoop.hbase.mob; +import static org.apache.hadoop.hbase.mob.MobConstants.DEFAULT_MOB_CLEANER_BATCH_SIZE_UPPER_BOUND; +import static org.apache.hadoop.hbase.mob.MobConstants.MOB_CLEANER_BATCH_SIZE_UPPER_BOUND; + import java.io.FileNotFoundException; import java.io.IOException; import java.nio.ByteBuffer; @@ -314,20 +317,30 @@ public static void cleanExpiredMobFiles(FileSystem fs, Configuration conf, Table } filesToClean .add(new HStoreFile(fs, file.getPath(), conf, cacheConfig, BloomType.NONE, true)); + if ( + filesToClean.size() >= conf.getInt(MOB_CLEANER_BATCH_SIZE_UPPER_BOUND, + DEFAULT_MOB_CLEANER_BATCH_SIZE_UPPER_BOUND) + ) { + if ( + removeMobFiles(conf, fs, tableName, mobTableDir, columnDescriptor.getName(), + filesToClean) + ) { + deletedFileCount += filesToClean.size(); + } + filesToClean.clear(); + } } } catch (Exception e) { LOG.error("Cannot parse the fileName " + fileName, e); } } - if (!filesToClean.isEmpty()) { - try { - removeMobFiles(conf, fs, tableName, mobTableDir, columnDescriptor.getName(), filesToClean); - deletedFileCount = filesToClean.size(); - } catch (IOException e) { - LOG.error("Failed to delete the mob files " + filesToClean, e); - } + if ( + !filesToClean.isEmpty() && removeMobFiles(conf, fs, tableName, mobTableDir, + columnDescriptor.getName(), filesToClean) + ) { + deletedFileCount += filesToClean.size(); } - LOG.info("{} expired mob files are deleted", deletedFileCount); + LOG.info("Table {} {} expired mob files in total are deleted", tableName, deletedFileCount); } /** @@ -459,10 +472,17 @@ public static boolean isMobRegionName(TableName tableName, byte[] regionName) { * @param family The name of the column family. * @param storeFiles The files to be deleted. */ - public static void removeMobFiles(Configuration conf, FileSystem fs, TableName tableName, - Path tableDir, byte[] family, Collection storeFiles) throws IOException { - HFileArchiver.archiveStoreFiles(conf, fs, getMobRegionInfo(tableName), tableDir, family, - storeFiles); + public static boolean removeMobFiles(Configuration conf, FileSystem fs, TableName tableName, + Path tableDir, byte[] family, Collection storeFiles) { + try { + HFileArchiver.archiveStoreFiles(conf, fs, getMobRegionInfo(tableName), tableDir, family, + storeFiles); + LOG.info("Table {} {} expired mob files are deleted", tableName, storeFiles.size()); + return true; + } catch (IOException e) { + LOG.error("Failed to delete the mob files, table {}", tableName, e); + } + return false; } /** diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/mob/TestExpiredMobFileCleaner.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/mob/TestExpiredMobFileCleaner.java index b259dd813b54..f282c6f9d8f4 100644 --- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mob/TestExpiredMobFileCleaner.java +++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mob/TestExpiredMobFileCleaner.java @@ -17,6 +17,7 @@ */ package org.apache.hadoop.hbase.mob; +import static org.apache.hadoop.hbase.mob.MobConstants.MOB_CLEANER_BATCH_SIZE_UPPER_BOUND; import static org.junit.Assert.assertEquals; import org.apache.hadoop.fs.FileStatus; @@ -55,6 +56,7 @@ public class TestExpiredMobFileCleaner { private final static String family = "family"; private final static byte[] row1 = Bytes.toBytes("row1"); private final static byte[] row2 = Bytes.toBytes("row2"); + private final static byte[] row3 = Bytes.toBytes("row3"); private final static byte[] qf = Bytes.toBytes("qf"); private static BufferedMutator table; @@ -63,6 +65,7 @@ public class TestExpiredMobFileCleaner { @BeforeClass public static void setUpBeforeClass() throws Exception { TEST_UTIL.getConfiguration().setInt("hfile.format.version", 3); + TEST_UTIL.getConfiguration().setInt(MOB_CLEANER_BATCH_SIZE_UPPER_BOUND, 2); } @AfterClass @@ -146,6 +149,14 @@ public void testCleaner() throws Exception { String f2 = secondFiles[1].getPath().getName(); String secondFile = f1.equals(firstFile) ? f2 : f1; + ts = EnvironmentEdgeManager.currentTime() - 4 * secondsOfDay() * 1000; // 4 days before + putKVAndFlush(table, row3, dummyData, ts); + ts = EnvironmentEdgeManager.currentTime() - 4 * secondsOfDay() * 1000; // 4 days before + putKVAndFlush(table, row3, dummyData, ts); + FileStatus[] thirdFiles = TEST_UTIL.getTestFileSystem().listStatus(mobDirPath); + // now there are 4 mob files + assertEquals("Before cleanup without delay 3", 4, thirdFiles.length); + modifyColumnExpiryDays(2); // ttl = 2, make the first row expired // run the cleaner @@ -156,7 +167,7 @@ public void testCleaner() throws Exception { FileStatus[] filesAfterClean = TEST_UTIL.getTestFileSystem().listStatus(mobDirPath); String lastFile = filesAfterClean[0].getPath().getName(); - // the first mob fie is removed + // there are 4 mob files in total, but only 3 need to be cleaned assertEquals("After cleanup without delay 1", 1, filesAfterClean.length); assertEquals("After cleanup without delay 2", secondFile, lastFile); }