Examples with CheckpointRecord org.apache.ignite.internal.pagemem.wal.record.CheckpointRecord used on opensource projects

Example 1 with CheckpointRecord

use of org.apache.ignite.internal.pagemem.wal.record.CheckpointRecord in project ignite by apache.

the class RecordDataV1Serializer method readRecord.

/**
 * {@inheritDoc}
 */
@Override
public WALRecord readRecord(WALRecord.RecordType type, ByteBufferBackedDataInput in) throws IOException, IgniteCheckedException {
    WALRecord res;
    switch(type) {
        case PAGE_RECORD:
            byte[] arr = new byte[pageSize];
            int cacheId = in.readInt();
            long pageId = in.readLong();
            in.readFully(arr);
            res = new PageSnapshot(new FullPageId(pageId, cacheId), arr);
            break;
        case CHECKPOINT_RECORD:
            long msb = in.readLong();
            long lsb = in.readLong();
            boolean hasPtr = in.readByte() != 0;
            int idx = hasPtr ? in.readInt() : 0;
            int off = hasPtr ? in.readInt() : 0;
            int len = hasPtr ? in.readInt() : 0;
            Map<Integer, CacheState> states = readPartitionStates(in);
            boolean end = in.readByte() != 0;
            FileWALPointer walPtr = hasPtr ? new FileWALPointer(idx, off, len) : null;
            CheckpointRecord cpRec = new CheckpointRecord(new UUID(msb, lsb), walPtr, end);
            cpRec.cacheGroupStates(states);
            res = cpRec;
            break;
        case META_PAGE_INIT:
            cacheId = in.readInt();
            pageId = in.readLong();
            int ioType = in.readUnsignedShort();
            int ioVer = in.readUnsignedShort();
            long treeRoot = in.readLong();
            long reuseListRoot = in.readLong();
            res = new MetaPageInitRecord(cacheId, pageId, ioType, ioVer, treeRoot, reuseListRoot);
            break;
        case PARTITION_META_PAGE_UPDATE_COUNTERS:
            cacheId = in.readInt();
            pageId = in.readLong();
            long updCntr = in.readLong();
            long rmvId = in.readLong();
            int partSize = in.readInt();
            long countersPageId = in.readLong();
            byte state = in.readByte();
            int allocatedIdxCandidate = in.readInt();
            res = new MetaPageUpdatePartitionDataRecord(cacheId, pageId, updCntr, rmvId, partSize, countersPageId, state, allocatedIdxCandidate);
            break;
        case MEMORY_RECOVERY:
            long ts = in.readLong();
            res = new MemoryRecoveryRecord(ts);
            break;
        case PARTITION_DESTROY:
            cacheId = in.readInt();
            int partId = in.readInt();
            res = new PartitionDestroyRecord(cacheId, partId);
            break;
        case DATA_RECORD:
            int entryCnt = in.readInt();
            List<DataEntry> entries = new ArrayList<>(entryCnt);
            for (int i = 0; i < entryCnt; i++) entries.add(readDataEntry(in));
            res = new DataRecord(entries, 0L);
            break;
        case METASTORE_DATA_RECORD:
            int strLen = in.readInt();
            byte[] strBytes = new byte[strLen];
            in.readFully(strBytes);
            String key = new String(strBytes);
            int valLen = in.readInt();
            assert valLen >= 0;
            byte[] val;
            if (valLen > 0) {
                val = new byte[valLen];
                in.readFully(val);
            } else
                val = null;
            return new MetastoreDataRecord(key, val);
        case HEADER_RECORD:
            long magic = in.readLong();
            if (magic != HeaderRecord.REGULAR_MAGIC && magic != HeaderRecord.COMPACTED_MAGIC)
                throw new EOFException("Magic is corrupted [actual=" + U.hexLong(magic) + ']');
            int ver = in.readInt();
            res = new HeaderRecord(ver);
            break;
        case DATA_PAGE_INSERT_RECORD:
            {
                cacheId = in.readInt();
                pageId = in.readLong();
                int size = in.readUnsignedShort();
                in.ensure(size);
                byte[] payload = new byte[size];
                in.readFully(payload);
                res = new DataPageInsertRecord(cacheId, pageId, payload);
                break;
            }
        case DATA_PAGE_UPDATE_RECORD:
            {
                cacheId = in.readInt();
                pageId = in.readLong();
                int itemId = in.readInt();
                int size = in.readUnsignedShort();
                in.ensure(size);
                byte[] payload = new byte[size];
                in.readFully(payload);
                res = new DataPageUpdateRecord(cacheId, pageId, itemId, payload);
                break;
            }
        case DATA_PAGE_INSERT_FRAGMENT_RECORD:
            {
                cacheId = in.readInt();
                pageId = in.readLong();
                final long lastLink = in.readLong();
                final int payloadSize = in.readInt();
                final byte[] payload = new byte[payloadSize];
                in.readFully(payload);
                res = new DataPageInsertFragmentRecord(cacheId, pageId, payload, lastLink);
                break;
            }
        case DATA_PAGE_REMOVE_RECORD:
            cacheId = in.readInt();
            pageId = in.readLong();
            int itemId = in.readUnsignedByte();
            res = new DataPageRemoveRecord(cacheId, pageId, itemId);
            break;
        case DATA_PAGE_SET_FREE_LIST_PAGE:
            cacheId = in.readInt();
            pageId = in.readLong();
            long freeListPage = in.readLong();
            res = new DataPageSetFreeListPageRecord(cacheId, pageId, freeListPage);
            break;
        case INIT_NEW_PAGE_RECORD:
            cacheId = in.readInt();
            pageId = in.readLong();
            ioType = in.readUnsignedShort();
            ioVer = in.readUnsignedShort();
            long virtualPageId = in.readLong();
            res = new InitNewPageRecord(cacheId, pageId, ioType, ioVer, virtualPageId);
            break;
        case BTREE_META_PAGE_INIT_ROOT:
            cacheId = in.readInt();
            pageId = in.readLong();
            long rootId = in.readLong();
            res = new MetaPageInitRootRecord(cacheId, pageId, rootId);
            break;
        case BTREE_META_PAGE_INIT_ROOT2:
            cacheId = in.readInt();
            pageId = in.readLong();
            long rootId2 = in.readLong();
            int inlineSize = in.readShort();
            res = new MetaPageInitRootInlineRecord(cacheId, pageId, rootId2, inlineSize);
            break;
        case BTREE_META_PAGE_ADD_ROOT:
            cacheId = in.readInt();
            pageId = in.readLong();
            rootId = in.readLong();
            res = new MetaPageAddRootRecord(cacheId, pageId, rootId);
            break;
        case BTREE_META_PAGE_CUT_ROOT:
            cacheId = in.readInt();
            pageId = in.readLong();
            res = new MetaPageCutRootRecord(cacheId, pageId);
            break;
        case BTREE_INIT_NEW_ROOT:
            cacheId = in.readInt();
            pageId = in.readLong();
            rootId = in.readLong();
            ioType = in.readUnsignedShort();
            ioVer = in.readUnsignedShort();
            long leftId = in.readLong();
            long rightId = in.readLong();
            BPlusIO<?> io = BPlusIO.getBPlusIO(ioType, ioVer);
            byte[] rowBytes = new byte[io.getItemSize()];
            in.readFully(rowBytes);
            res = new NewRootInitRecord<>(cacheId, pageId, rootId, (BPlusInnerIO<?>) io, leftId, rowBytes, rightId);
            break;
        case BTREE_PAGE_RECYCLE:
            cacheId = in.readInt();
            pageId = in.readLong();
            long newPageId = in.readLong();
            res = new RecycleRecord(cacheId, pageId, newPageId);
            break;
        case BTREE_PAGE_INSERT:
            cacheId = in.readInt();
            pageId = in.readLong();
            ioType = in.readUnsignedShort();
            ioVer = in.readUnsignedShort();
            int itemIdx = in.readUnsignedShort();
            rightId = in.readLong();
            io = BPlusIO.getBPlusIO(ioType, ioVer);
            rowBytes = new byte[io.getItemSize()];
            in.readFully(rowBytes);
            res = new InsertRecord<>(cacheId, pageId, io, itemIdx, rowBytes, rightId);
            break;
        case BTREE_FIX_LEFTMOST_CHILD:
            cacheId = in.readInt();
            pageId = in.readLong();
            rightId = in.readLong();
            res = new FixLeftmostChildRecord(cacheId, pageId, rightId);
            break;
        case BTREE_FIX_COUNT:
            cacheId = in.readInt();
            pageId = in.readLong();
            int cnt = in.readUnsignedShort();
            res = new FixCountRecord(cacheId, pageId, cnt);
            break;
        case BTREE_PAGE_REPLACE:
            cacheId = in.readInt();
            pageId = in.readLong();
            ioType = in.readUnsignedShort();
            ioVer = in.readUnsignedShort();
            itemIdx = in.readUnsignedShort();
            io = BPlusIO.getBPlusIO(ioType, ioVer);
            rowBytes = new byte[io.getItemSize()];
            in.readFully(rowBytes);
            res = new ReplaceRecord<>(cacheId, pageId, io, rowBytes, itemIdx);
            break;
        case BTREE_PAGE_REMOVE:
            cacheId = in.readInt();
            pageId = in.readLong();
            itemIdx = in.readUnsignedShort();
            cnt = in.readUnsignedShort();
            res = new RemoveRecord(cacheId, pageId, itemIdx, cnt);
            break;
        case BTREE_PAGE_INNER_REPLACE:
            cacheId = in.readInt();
            pageId = in.readLong();
            int dstIdx = in.readUnsignedShort();
            long srcPageId = in.readLong();
            int srcIdx = in.readUnsignedShort();
            rmvId = in.readLong();
            res = new InnerReplaceRecord<>(cacheId, pageId, dstIdx, srcPageId, srcIdx, rmvId);
            break;
        case BTREE_FORWARD_PAGE_SPLIT:
            cacheId = in.readInt();
            pageId = in.readLong();
            long fwdId = in.readLong();
            ioType = in.readUnsignedShort();
            ioVer = in.readUnsignedShort();
            srcPageId = in.readLong();
            int mid = in.readUnsignedShort();
            cnt = in.readUnsignedShort();
            res = new SplitForwardPageRecord(cacheId, pageId, fwdId, ioType, ioVer, srcPageId, mid, cnt);
            break;
        case BTREE_EXISTING_PAGE_SPLIT:
            cacheId = in.readInt();
            pageId = in.readLong();
            mid = in.readUnsignedShort();
            fwdId = in.readLong();
            res = new SplitExistingPageRecord(cacheId, pageId, mid, fwdId);
            break;
        case BTREE_PAGE_MERGE:
            cacheId = in.readInt();
            pageId = in.readLong();
            long prntId = in.readLong();
            int prntIdx = in.readUnsignedShort();
            rightId = in.readLong();
            boolean emptyBranch = in.readBoolean();
            res = new MergeRecord<>(cacheId, pageId, prntId, prntIdx, rightId, emptyBranch);
            break;
        case BTREE_FIX_REMOVE_ID:
            cacheId = in.readInt();
            pageId = in.readLong();
            rmvId = in.readLong();
            res = new FixRemoveId(cacheId, pageId, rmvId);
            break;
        case PAGES_LIST_SET_NEXT:
            cacheId = in.readInt();
            pageId = in.readLong();
            long nextPageId = in.readLong();
            res = new PagesListSetNextRecord(cacheId, pageId, nextPageId);
            break;
        case PAGES_LIST_SET_PREVIOUS:
            cacheId = in.readInt();
            pageId = in.readLong();
            long prevPageId = in.readLong();
            res = new PagesListSetPreviousRecord(cacheId, pageId, prevPageId);
            break;
        case PAGES_LIST_INIT_NEW_PAGE:
            cacheId = in.readInt();
            pageId = in.readLong();
            ioType = in.readInt();
            ioVer = in.readInt();
            newPageId = in.readLong();
            prevPageId = in.readLong();
            long addDataPageId = in.readLong();
            res = new PagesListInitNewPageRecord(cacheId, pageId, ioType, ioVer, newPageId, prevPageId, addDataPageId);
            break;
        case PAGES_LIST_ADD_PAGE:
            cacheId = in.readInt();
            pageId = in.readLong();
            long dataPageId = in.readLong();
            res = new PagesListAddPageRecord(cacheId, pageId, dataPageId);
            break;
        case PAGES_LIST_REMOVE_PAGE:
            cacheId = in.readInt();
            pageId = in.readLong();
            long rmvdPageId = in.readLong();
            res = new PagesListRemovePageRecord(cacheId, pageId, rmvdPageId);
            break;
        case TRACKING_PAGE_DELTA:
            cacheId = in.readInt();
            pageId = in.readLong();
            long pageIdToMark = in.readLong();
            long nextSnapshotId0 = in.readLong();
            long lastSuccessfulSnapshotId0 = in.readLong();
            res = new TrackingPageDeltaRecord(cacheId, pageId, pageIdToMark, nextSnapshotId0, lastSuccessfulSnapshotId0);
            break;
        case META_PAGE_UPDATE_NEXT_SNAPSHOT_ID:
            cacheId = in.readInt();
            pageId = in.readLong();
            long nextSnapshotId = in.readLong();
            res = new MetaPageUpdateNextSnapshotId(cacheId, pageId, nextSnapshotId);
            break;
        case META_PAGE_UPDATE_LAST_SUCCESSFUL_FULL_SNAPSHOT_ID:
            cacheId = in.readInt();
            pageId = in.readLong();
            long lastSuccessfulFullSnapshotId = in.readLong();
            res = new MetaPageUpdateLastSuccessfulFullSnapshotId(cacheId, pageId, lastSuccessfulFullSnapshotId);
            break;
        case META_PAGE_UPDATE_LAST_SUCCESSFUL_SNAPSHOT_ID:
            cacheId = in.readInt();
            pageId = in.readLong();
            long lastSuccessfulSnapshotId = in.readLong();
            long lastSuccessfulSnapshotTag = in.readLong();
            res = new MetaPageUpdateLastSuccessfulSnapshotId(cacheId, pageId, lastSuccessfulSnapshotId, lastSuccessfulSnapshotTag);
            break;
        case META_PAGE_UPDATE_LAST_ALLOCATED_INDEX:
            cacheId = in.readInt();
            pageId = in.readLong();
            int lastAllocatedIdx = in.readInt();
            res = new MetaPageUpdateLastAllocatedIndex(cacheId, pageId, lastAllocatedIdx);
            break;
        case PART_META_UPDATE_STATE:
            cacheId = in.readInt();
            partId = in.readInt();
            state = in.readByte();
            long updateCntr = in.readLong();
            GridDhtPartitionState partState = GridDhtPartitionState.fromOrdinal(state);
            res = new PartitionMetaStateRecord(cacheId, partId, partState, updateCntr);
            break;
        case PAGE_LIST_META_RESET_COUNT_RECORD:
            cacheId = in.readInt();
            pageId = in.readLong();
            res = new PageListMetaResetCountRecord(cacheId, pageId);
            break;
        case SWITCH_SEGMENT_RECORD:
            throw new EOFException("END OF SEGMENT");
        case TX_RECORD:
            res = txRecordSerializer.read(in);
            break;
        default:
            throw new UnsupportedOperationException("Type: " + type);
    }
    return res;
}

Example 2 with CheckpointRecord

use of org.apache.ignite.internal.pagemem.wal.record.CheckpointRecord in project ignite by apache.

the class RecordDataV2Serializer method size.

/**
 * {@inheritDoc}
 */
@Override
public int size(WALRecord rec) throws IgniteCheckedException {
    switch(rec.type()) {
        case HEADER_RECORD:
            return HEADER_RECORD_DATA_SIZE;
        case CHECKPOINT_RECORD:
            CheckpointRecord cpRec = (CheckpointRecord) rec;
            assert cpRec.checkpointMark() == null || cpRec.checkpointMark() instanceof FileWALPointer : "Invalid WAL record: " + cpRec;
            int cacheStatesSize = cacheStatesSize(cpRec.cacheGroupStates());
            FileWALPointer walPtr = (FileWALPointer) cpRec.checkpointMark();
            return 18 + cacheStatesSize + (walPtr == null ? 0 : 16);
        case DATA_RECORD:
            return delegateSerializer.size(rec) + 8;
        case SNAPSHOT:
            return 8 + 1;
        case EXCHANGE:
            return 4 + /*type*/
            8 + /*timestamp*/
            2;
        case TX_RECORD:
            return txRecordSerializer.size((TxRecord) rec);
        case BASELINE_TOP_RECORD:
            return bltRecSerializer.size((BaselineTopologyRecord) rec);
        default:
            return delegateSerializer.size(rec);
    }
}

Example 3 with CheckpointRecord

use of org.apache.ignite.internal.pagemem.wal.record.CheckpointRecord in project ignite by apache.

the class RecordDataV2Serializer method writePlainRecord.

/**
 * {@inheritDoc}
 */
@Override
protected void writePlainRecord(WALRecord rec, ByteBuffer buf) throws IgniteCheckedException {
    if (rec instanceof HeaderRecord)
        throw new UnsupportedOperationException("Writing header records is forbidden since version 2 of serializer");
    switch(rec.type()) {
        case CHECKPOINT_RECORD:
            CheckpointRecord cpRec = (CheckpointRecord) rec;
            WALPointer walPtr = cpRec.checkpointMark();
            UUID cpId = cpRec.checkpointId();
            buf.putLong(cpId.getMostSignificantBits());
            buf.putLong(cpId.getLeastSignificantBits());
            buf.put(walPtr == null ? (byte) 0 : 1);
            if (walPtr != null) {
                buf.putLong(walPtr.index());
                buf.putInt(walPtr.fileOffset());
                buf.putInt(walPtr.length());
            }
            putCacheStates(buf, cpRec.cacheGroupStates());
            buf.put(cpRec.end() ? (byte) 1 : 0);
            break;
        case MVCC_DATA_RECORD:
        case DATA_RECORD_V2:
            DataRecord dataRec = (DataRecord) rec;
            int entryCnt = dataRec.entryCount();
            buf.putInt(entryCnt);
            buf.putLong(dataRec.timestamp());
            boolean encrypted = isDataRecordEncrypted(dataRec);
            for (int i = 0; i < entryCnt; i++) {
                DataEntry dataEntry = dataRec.get(i);
                if (encrypted)
                    putEncryptedDataEntry(buf, dataEntry);
                else
                    putPlainDataEntry(buf, dataEntry);
            }
            break;
        case SNAPSHOT:
            SnapshotRecord snpRec = (SnapshotRecord) rec;
            buf.putLong(snpRec.getSnapshotId());
            buf.put(snpRec.isFull() ? (byte) 1 : 0);
            break;
        case EXCHANGE:
            ExchangeRecord r = (ExchangeRecord) rec;
            buf.putInt(r.getType().ordinal());
            buf.putShort(r.getConstId());
            buf.putLong(r.timestamp());
            break;
        case TX_RECORD:
            txRecordSerializer.write((TxRecord) rec, buf);
            break;
        case MVCC_TX_RECORD:
            txRecordSerializer.write((MvccTxRecord) rec, buf);
            break;
        case ROLLBACK_TX_RECORD:
            RollbackRecord rb = (RollbackRecord) rec;
            buf.putInt(rb.groupId());
            buf.putInt(rb.partitionId());
            buf.putLong(rb.start());
            buf.putLong(rb.range());
            break;
        case TRACKING_PAGE_REPAIR_DELTA:
            TrackingPageRepairDeltaRecord tprDelta = (TrackingPageRepairDeltaRecord) rec;
            buf.putInt(tprDelta.groupId());
            buf.putLong(tprDelta.pageId());
            break;
        default:
            super.writePlainRecord(rec, buf);
    }
}

Example 4 with CheckpointRecord

use of org.apache.ignite.internal.pagemem.wal.record.CheckpointRecord in project ignite by apache.

the class RecordDataV2Serializer method plainSize.

/**
 * {@inheritDoc}
 */
@Override
protected int plainSize(WALRecord rec) throws IgniteCheckedException {
    switch(rec.type()) {
        case HEADER_RECORD:
            return HEADER_RECORD_DATA_SIZE;
        case CHECKPOINT_RECORD:
            CheckpointRecord cpRec = (CheckpointRecord) rec;
            int cacheStatesSize = cacheStatesSize(cpRec.cacheGroupStates());
            WALPointer walPtr = cpRec.checkpointMark();
            return 18 + cacheStatesSize + (walPtr == null ? 0 : 16);
        case MVCC_DATA_RECORD:
            return 4 + /*entry count*/
            8 + /*timestamp*/
            dataSize((DataRecord) rec);
        case DATA_RECORD_V2:
            return super.plainSize(rec) + 8;
        case SNAPSHOT:
            return 8 + 1;
        case EXCHANGE:
            return 4 + /*type*/
            8 + /*timestamp*/
            2;
        case TX_RECORD:
            return txRecordSerializer.size((TxRecord) rec);
        case MVCC_TX_RECORD:
            return txRecordSerializer.size((MvccTxRecord) rec);
        case ROLLBACK_TX_RECORD:
            return 4 + 4 + 8 + 8;
        case TRACKING_PAGE_REPAIR_DELTA:
            return 4 + 8;
        case PARTITION_CLEARING_START_RECORD:
            return 4 + 4 + 8;
        default:
            return super.plainSize(rec);
    }
}

Example 5 with CheckpointRecord

use of org.apache.ignite.internal.pagemem.wal.record.CheckpointRecord in project ignite by apache.

the class GridCacheDatabaseSharedManager method applyLogicalUpdates.

/**
 * @param status Last registered checkpoint status.
 * @param restoreMeta Metastore restore phase if {@code true}.
 * @throws IgniteCheckedException If failed to apply updates.
 * @throws StorageException If IO exception occurred while reading write-ahead log.
 */
private RestoreLogicalState applyLogicalUpdates(CheckpointStatus status, IgnitePredicate<Integer> cacheGroupsPredicate, IgniteBiPredicate<WALRecord.RecordType, WALPointer> recordTypePredicate, boolean restoreMeta) throws IgniteCheckedException {
    if (log.isInfoEnabled())
        log.info("Applying lost " + (restoreMeta ? "metastore" : "cache") + " updates since last checkpoint record [lastMarked=" + status.startPtr + ", lastCheckpointId=" + status.cpStartId + ']');
    if (!restoreMeta)
        cctx.kernalContext().query().skipFieldLookup(true);
    long start = U.currentTimeMillis();
    AtomicReference<Throwable> applyError = new AtomicReference<>();
    AtomicLong applied = new AtomicLong();
    long lastArchivedSegment = cctx.wal().lastArchivedSegment();
    StripedExecutor exec = cctx.kernalContext().pools().getStripedExecutorService();
    Semaphore semaphore = new Semaphore(semaphorePertmits(exec));
    Map<GroupPartitionId, Integer> partitionRecoveryStates = new HashMap<>();
    WALIterator it = cctx.wal().replay(status.startPtr, recordTypePredicate);
    RestoreLogicalState restoreLogicalState = new RestoreLogicalState(status, it, lastArchivedSegment, cacheGroupsPredicate, partitionRecoveryStates);
    final IgniteTxManager txManager = cctx.tm();
    try {
        while (restoreLogicalState.hasNext()) {
            WALRecord rec = restoreLogicalState.next();
            if (rec == null)
                break;
            switch(rec.type()) {
                case TX_RECORD:
                    if (restoreMeta) {
                        // Also restore tx states.
                        TxRecord txRec = (TxRecord) rec;
                        txManager.collectTxStates(txRec);
                    }
                    break;
                case // Calculate initial partition states
                CHECKPOINT_RECORD:
                    CheckpointRecord cpRec = (CheckpointRecord) rec;
                    for (Map.Entry<Integer, CacheState> entry : cpRec.cacheGroupStates().entrySet()) {
                        CacheState cacheState = entry.getValue();
                        for (int i = 0; i < cacheState.size(); i++) {
                            int partId = cacheState.partitionByIndex(i);
                            byte state = cacheState.stateByIndex(i);
                            // Ignore undefined state.
                            if (state != -1) {
                                partitionRecoveryStates.put(new GroupPartitionId(entry.getKey(), partId), (int) state);
                            }
                        }
                    }
                    break;
                case ROLLBACK_TX_RECORD:
                    RollbackRecord rbRec = (RollbackRecord) rec;
                    CacheGroupContext ctx = cctx.cache().cacheGroup(rbRec.groupId());
                    if (ctx != null && !ctx.isLocal()) {
                        GridDhtLocalPartition part = ctx.topology().forceCreatePartition(rbRec.partitionId());
                        ctx.offheap().dataStore(part).updateInitialCounter(rbRec.start(), rbRec.range());
                    }
                    break;
                case MVCC_DATA_RECORD:
                case DATA_RECORD:
                case DATA_RECORD_V2:
                case ENCRYPTED_DATA_RECORD:
                case ENCRYPTED_DATA_RECORD_V2:
                case ENCRYPTED_DATA_RECORD_V3:
                    DataRecord dataRec = (DataRecord) rec;
                    int entryCnt = dataRec.entryCount();
                    for (int i = 0; i < entryCnt; i++) {
                        DataEntry dataEntry = dataRec.get(i);
                        if (!restoreMeta && txManager.uncommitedTx(dataEntry))
                            continue;
                        int cacheId = dataEntry.cacheId();
                        DynamicCacheDescriptor cacheDesc = cctx.cache().cacheDescriptor(cacheId);
                        // Can empty in case recovery node on blt changed.
                        if (cacheDesc == null)
                            continue;
                        stripedApply(() -> {
                            GridCacheContext cacheCtx = cctx.cacheContext(cacheId);
                            if (skipRemovedIndexUpdates(cacheCtx.groupId(), PageIdAllocator.INDEX_PARTITION))
                                cctx.kernalContext().query().markAsRebuildNeeded(cacheCtx, true);
                            try {
                                applyUpdate(cacheCtx, dataEntry);
                            } catch (IgniteCheckedException e) {
                                U.error(log, "Failed to apply data entry, dataEntry=" + dataEntry + ", ptr=" + dataRec.position());
                                applyError.compareAndSet(null, e);
                            }
                            applied.incrementAndGet();
                        }, cacheDesc.groupId(), dataEntry.partitionId(), exec, semaphore);
                    }
                    break;
                case MVCC_TX_RECORD:
                    MvccTxRecord txRecord = (MvccTxRecord) rec;
                    byte txState = convertToTxState(txRecord.state());
                    cctx.coordinators().updateState(txRecord.mvccVersion(), txState, true);
                    break;
                case PART_META_UPDATE_STATE:
                    PartitionMetaStateRecord metaStateRecord = (PartitionMetaStateRecord) rec;
                    GroupPartitionId groupPartitionId = new GroupPartitionId(metaStateRecord.groupId(), metaStateRecord.partitionId());
                    restoreLogicalState.partitionRecoveryStates.put(groupPartitionId, (int) metaStateRecord.state());
                    break;
                case METASTORE_DATA_RECORD:
                    MetastoreDataRecord metastoreDataRecord = (MetastoreDataRecord) rec;
                    metaStorage.applyUpdate(metastoreDataRecord.key(), metastoreDataRecord.value());
                    break;
                case META_PAGE_UPDATE_NEXT_SNAPSHOT_ID:
                case META_PAGE_UPDATE_LAST_SUCCESSFUL_SNAPSHOT_ID:
                case META_PAGE_UPDATE_LAST_SUCCESSFUL_FULL_SNAPSHOT_ID:
                case META_PAGE_UPDATE_LAST_ALLOCATED_INDEX:
                    PageDeltaRecord pageDelta = (PageDeltaRecord) rec;
                    stripedApplyPage((pageMem) -> {
                        try {
                            applyPageDelta(pageMem, pageDelta, false);
                        } catch (IgniteCheckedException e) {
                            U.error(log, "Failed to apply page delta, " + pageDelta);
                            applyError.compareAndSet(null, e);
                        }
                    }, pageDelta.groupId(), partId(pageDelta.pageId()), exec, semaphore);
                    break;
                case MASTER_KEY_CHANGE_RECORD_V2:
                    cctx.kernalContext().encryption().applyKeys((MasterKeyChangeRecordV2) rec);
                    break;
                case REENCRYPTION_START_RECORD:
                    cctx.kernalContext().encryption().applyReencryptionStartRecord((ReencryptionStartRecord) rec);
                    break;
                case INDEX_ROOT_PAGE_RENAME_RECORD:
                    IndexRenameRootPageRecord record = (IndexRenameRootPageRecord) rec;
                    int cacheId = record.cacheId();
                    GridCacheContext cacheCtx = cctx.cacheContext(cacheId);
                    if (cacheCtx != null) {
                        IgniteCacheOffheapManager offheap = cacheCtx.offheap();
                        for (int i = 0; i < record.segments(); i++) offheap.renameRootPageForIndex(cacheId, record.oldTreeName(), record.newTreeName(), i);
                    }
                    break;
                case PARTITION_CLEARING_START_RECORD:
                    PartitionClearingStartRecord rec0 = (PartitionClearingStartRecord) rec;
                    CacheGroupContext grp = this.ctx.cache().cacheGroup(rec0.groupId());
                    if (grp != null) {
                        GridDhtLocalPartition part;
                        try {
                            part = grp.topology().forceCreatePartition(rec0.partitionId());
                        } catch (IgniteCheckedException e) {
                            throw new IgniteException("Cannot get or create a partition [groupId=" + rec0.groupId() + ", partitionId=" + rec0.partitionId() + "]", e);
                        }
                        stripedApply(() -> {
                            try {
                                part.updateClearVersion(rec0.clearVersion());
                                IgniteInternalFuture<?> clearFut = grp.shared().evict().evictPartitionAsync(grp, part, new GridFutureAdapter<>());
                                clearFut.get();
                                part.updateClearVersion();
                            } catch (IgniteCheckedException e) {
                                U.error(log, "Failed to apply partition clearing record, " + rec0);
                                applyError.compareAndSet(null, e);
                            }
                        }, rec0.groupId(), rec0.partitionId(), exec, semaphore);
                    }
                    break;
                default:
            }
        }
    } finally {
        it.close();
        if (!restoreMeta)
            cctx.kernalContext().query().skipFieldLookup(false);
    }
    awaitApplyComplete(exec, applyError);
    if (log.isInfoEnabled())
        log.info("Finished applying WAL changes [updatesApplied=" + applied + ", time=" + (U.currentTimeMillis() - start) + " ms]");
    for (DatabaseLifecycleListener lsnr : getDatabaseListeners(cctx.kernalContext())) lsnr.afterLogicalUpdatesApplied(this, restoreLogicalState);
    return restoreLogicalState;
}