Examples with WorkloadStat org.apache.hudi.table.WorkloadStat used on opensource projects

Example 1 with WorkloadStat

use of org.apache.hudi.table.WorkloadStat in project hudi by apache.

the class FlinkDeleteHelper method execute.

@Override
public HoodieWriteMetadata<List<WriteStatus>> execute(String instantTime, List<HoodieKey> keys, HoodieEngineContext context, HoodieWriteConfig config, HoodieTable<EmptyHoodieRecordPayload, List<HoodieRecord<EmptyHoodieRecordPayload>>, List<HoodieKey>, List<WriteStatus>> table, BaseCommitActionExecutor<EmptyHoodieRecordPayload, List<HoodieRecord<EmptyHoodieRecordPayload>>, List<HoodieKey>, List<WriteStatus>, R> deleteExecutor) {
    try {
        HoodieWriteMetadata<List<WriteStatus>> result = null;
        List<HoodieKey> dedupedKeys = keys;
        final int parallelism = config.getDeleteShuffleParallelism();
        if (config.shouldCombineBeforeDelete()) {
            // De-dupe/merge if needed
            dedupedKeys = deduplicateKeys(keys, table, parallelism);
        }
        List<HoodieRecord<EmptyHoodieRecordPayload>> dedupedRecords = dedupedKeys.stream().map(key -> new HoodieAvroRecord<>(key, new EmptyHoodieRecordPayload())).collect(Collectors.toList());
        Instant beginTag = Instant.now();
        // perform index look up to get existing location of records
        List<HoodieRecord<EmptyHoodieRecordPayload>> taggedRecords = HoodieList.getList(table.getIndex().tagLocation(HoodieList.of(dedupedRecords), context, table));
        Duration tagLocationDuration = Duration.between(beginTag, Instant.now());
        // filter out non existent keys/records
        List<HoodieRecord<EmptyHoodieRecordPayload>> taggedValidRecords = taggedRecords.stream().filter(HoodieRecord::isCurrentLocationKnown).collect(Collectors.toList());
        if (!taggedValidRecords.isEmpty()) {
            result = deleteExecutor.execute(taggedValidRecords);
            result.setIndexLookupDuration(tagLocationDuration);
        } else {
            // if entire set of keys are non existent
            deleteExecutor.saveWorkloadProfileMetadataToInflight(new WorkloadProfile(Pair.of(new HashMap<>(), new WorkloadStat())), instantTime);
            result = new HoodieWriteMetadata<>();
            result.setWriteStatuses(Collections.EMPTY_LIST);
            deleteExecutor.commitOnAutoCommit(result);
        }
        return result;
    } catch (Throwable e) {
        if (e instanceof HoodieUpsertException) {
            throw (HoodieUpsertException) e;
        }
        throw new HoodieUpsertException("Failed to delete for commit time " + instantTime, e);
    }
}

Example 2 with WorkloadStat

use of org.apache.hudi.table.WorkloadStat in project hudi by apache.

the class HoodieClientTestHarness method buildProfile.

public static Pair<HashMap<String, WorkloadStat>, WorkloadStat> buildProfile(JavaRDD<HoodieRecord> inputRecordsRDD) {
    HashMap<String, WorkloadStat> partitionPathStatMap = new HashMap<>();
    WorkloadStat globalStat = new WorkloadStat();
    // group the records by partitionPath + currentLocation combination, count the number of
    // records in each partition
    Map<Tuple2<String, Option<HoodieRecordLocation>>, Long> partitionLocationCounts = inputRecordsRDD.mapToPair(record -> new Tuple2<>(new Tuple2<>(record.getPartitionPath(), Option.ofNullable(record.getCurrentLocation())), record)).countByKey();
    // count the number of both inserts and updates in each partition, update the counts to workLoadStats
    for (Map.Entry<Tuple2<String, Option<HoodieRecordLocation>>, Long> e : partitionLocationCounts.entrySet()) {
        String partitionPath = e.getKey()._1();
        Long count = e.getValue();
        Option<HoodieRecordLocation> locOption = e.getKey()._2();
        if (!partitionPathStatMap.containsKey(partitionPath)) {
            partitionPathStatMap.put(partitionPath, new WorkloadStat());
        }
        if (locOption.isPresent()) {
            // update
            partitionPathStatMap.get(partitionPath).addUpdates(locOption.get(), count);
            globalStat.addUpdates(locOption.get(), count);
        } else {
            // insert
            partitionPathStatMap.get(partitionPath).addInserts(count);
            globalStat.addInserts(count);
        }
    }
    return Pair.of(partitionPathStatMap, globalStat);
}

Example 3 with WorkloadStat

use of org.apache.hudi.table.WorkloadStat in project hudi by apache.

the class BaseJavaCommitActionExecutor method buildProfile.

protected Pair<HashMap<String, WorkloadStat>, WorkloadStat> buildProfile(List<HoodieRecord<T>> inputRecords) {
    HashMap<String, WorkloadStat> partitionPathStatMap = new HashMap<>();
    WorkloadStat globalStat = new WorkloadStat();
    Map<Pair<String, Option<HoodieRecordLocation>>, Long> partitionLocationCounts = inputRecords.stream().map(record -> Pair.of(Pair.of(record.getPartitionPath(), Option.ofNullable(record.getCurrentLocation())), record)).collect(Collectors.groupingBy(Pair::getLeft, Collectors.counting()));
    for (Map.Entry<Pair<String, Option<HoodieRecordLocation>>, Long> e : partitionLocationCounts.entrySet()) {
        String partitionPath = e.getKey().getLeft();
        Long count = e.getValue();
        Option<HoodieRecordLocation> locOption = e.getKey().getRight();
        if (!partitionPathStatMap.containsKey(partitionPath)) {
            partitionPathStatMap.put(partitionPath, new WorkloadStat());
        }
        if (locOption.isPresent()) {
            // update
            partitionPathStatMap.get(partitionPath).addUpdates(locOption.get(), count);
            globalStat.addUpdates(locOption.get(), count);
        } else {
            // insert
            partitionPathStatMap.get(partitionPath).addInserts(count);
            globalStat.addInserts(count);
        }
    }
    return Pair.of(partitionPathStatMap, globalStat);
}

Example 4 with WorkloadStat

use of org.apache.hudi.table.WorkloadStat in project hudi by apache.

the class JavaDeleteHelper method execute.

@Override
public HoodieWriteMetadata<List<WriteStatus>> execute(String instantTime, List<HoodieKey> keys, HoodieEngineContext context, HoodieWriteConfig config, HoodieTable<EmptyHoodieRecordPayload, List<HoodieRecord<EmptyHoodieRecordPayload>>, List<HoodieKey>, List<WriteStatus>> table, BaseCommitActionExecutor<EmptyHoodieRecordPayload, List<HoodieRecord<EmptyHoodieRecordPayload>>, List<HoodieKey>, List<WriteStatus>, R> deleteExecutor) {
    try {
        HoodieWriteMetadata<List<WriteStatus>> result = null;
        List<HoodieKey> dedupedKeys = keys;
        final int parallelism = config.getDeleteShuffleParallelism();
        if (config.shouldCombineBeforeDelete()) {
            // De-dupe/merge if needed
            dedupedKeys = deduplicateKeys(keys, table, parallelism);
        }
        List<HoodieRecord<EmptyHoodieRecordPayload>> dedupedRecords = dedupedKeys.stream().map(key -> new HoodieAvroRecord<>(key, new EmptyHoodieRecordPayload())).collect(Collectors.toList());
        Instant beginTag = Instant.now();
        // perform index look up to get existing location of records
        List<HoodieRecord<EmptyHoodieRecordPayload>> taggedRecords = HoodieList.getList(table.getIndex().tagLocation(HoodieList.of(dedupedRecords), context, table));
        Duration tagLocationDuration = Duration.between(beginTag, Instant.now());
        // filter out non existent keys/records
        List<HoodieRecord<EmptyHoodieRecordPayload>> taggedValidRecords = taggedRecords.stream().filter(HoodieRecord::isCurrentLocationKnown).collect(Collectors.toList());
        if (!taggedValidRecords.isEmpty()) {
            result = deleteExecutor.execute(taggedValidRecords);
            result.setIndexLookupDuration(tagLocationDuration);
        } else {
            // if entire set of keys are non existent
            deleteExecutor.saveWorkloadProfileMetadataToInflight(new WorkloadProfile(Pair.of(new HashMap<>(), new WorkloadStat())), instantTime);
            result = new HoodieWriteMetadata<>();
            result.setWriteStatuses(Collections.EMPTY_LIST);
            deleteExecutor.commitOnAutoCommit(result);
        }
        return result;
    } catch (Throwable e) {
        if (e instanceof HoodieUpsertException) {
            throw (HoodieUpsertException) e;
        }
        throw new HoodieUpsertException("Failed to delete for commit time " + instantTime, e);
    }
}

Example 5 with WorkloadStat

use of org.apache.hudi.table.WorkloadStat in project hudi by apache.

the class BaseCommitActionExecutor method saveWorkloadProfileMetadataToInflight.

/**
 * Save the workload profile in an intermediate file (here re-using commit files) This is useful when performing
 * rollback for MOR tables. Only updates are recorded in the workload profile metadata since updates to log blocks
 * are unknown across batches Inserts (which are new parquet files) are rolled back based on commit time. // TODO :
 * Create a new WorkloadProfile metadata file instead of using HoodieCommitMetadata
 */
void saveWorkloadProfileMetadataToInflight(WorkloadProfile profile, String instantTime) throws HoodieCommitException {
    try {
        HoodieCommitMetadata metadata = new HoodieCommitMetadata();
        profile.getOutputPartitionPaths().forEach(path -> {
            WorkloadStat partitionStat = profile.getOutputWorkloadStat(path);
            HoodieWriteStat insertStat = new HoodieWriteStat();
            insertStat.setNumInserts(partitionStat.getNumInserts());
            insertStat.setFileId("");
            insertStat.setPrevCommit(HoodieWriteStat.NULL_COMMIT);
            metadata.addWriteStat(path, insertStat);
            Map<String, Pair<String, Long>> updateLocationMap = partitionStat.getUpdateLocationToCount();
            Map<String, Pair<String, Long>> insertLocationMap = partitionStat.getInsertLocationToCount();
            Stream.concat(updateLocationMap.keySet().stream(), insertLocationMap.keySet().stream()).distinct().forEach(fileId -> {
                HoodieWriteStat writeStat = new HoodieWriteStat();
                writeStat.setFileId(fileId);
                Pair<String, Long> updateLocation = updateLocationMap.get(fileId);
                Pair<String, Long> insertLocation = insertLocationMap.get(fileId);
                // TODO : Write baseCommitTime is possible here ?
                writeStat.setPrevCommit(updateLocation != null ? updateLocation.getKey() : insertLocation.getKey());
                if (updateLocation != null) {
                    writeStat.setNumUpdateWrites(updateLocation.getValue());
                }
                if (insertLocation != null) {
                    writeStat.setNumInserts(insertLocation.getValue());
                }
                metadata.addWriteStat(path, writeStat);
            });
        });
        metadata.setOperationType(operationType);
        HoodieActiveTimeline activeTimeline = table.getActiveTimeline();
        String commitActionType = getCommitActionType();
        HoodieInstant requested = new HoodieInstant(State.REQUESTED, commitActionType, instantTime);
        activeTimeline.transitionRequestedToInflight(requested, Option.of(metadata.toJsonString().getBytes(StandardCharsets.UTF_8)), config.shouldAllowMultiWriteOnSameInstant());
    } catch (IOException io) {
        throw new HoodieCommitException("Failed to commit " + instantTime + " unable to save inflight metadata ", io);
    }
}