private boolean filter(Entry entry) {
    WALEdit edit = entry.getEdit();
    WALUtil.filterCells(edit, c -> CellUtil.matchingFamily(c, WALEdit.METAFAMILY) ? null : c);
    return !edit.isEmpty();
  }
This callable executed at RS side to replay sync replication wal.
hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/ReplaySyncReplicationWALCallable.java