use of com.palantir.atlasdb.schema.generated.SweepPriorityTable in project atlasdb by palantir.
the class SweepPriorityStoreImpl method update.
@Override
public void update(Transaction tx, TableReference tableRef, UpdateSweepPriority update) {
SweepPriorityRow row = SweepPriorityRow.of(tableRef.getQualifiedName());
SweepPriorityTable table = sweepTableFactory.getSweepPriorityTable(tx);
update.newStaleValuesDeleted().ifPresent(n -> table.putCellsDeleted(row, n));
update.newCellTsPairsExamined().ifPresent(n -> table.putCellsExamined(row, n));
update.newLastSweepTimeMillis().ifPresent(t -> table.putLastSweepTime(row, t));
update.newMinimumSweptTimestamp().ifPresent(t -> table.putMinimumSweptTimestamp(row, t));
update.newWriteCount().ifPresent(c -> table.putWriteCount(row, c));
}
use of com.palantir.atlasdb.schema.generated.SweepPriorityTable in project atlasdb by palantir.
the class SweepHistoryProvider method getHistory.
Map<String, Long> getHistory(Transaction tx) {
Map<String, Long> tableToLastTimeSwept = new HashMap<>();
SweepPriorityTable sweepPriorityTable = SweepTableFactory.of().getSweepPriorityTable(tx);
sweepPriorityTable.getAllRowsUnordered(SweepPriorityTable.getColumnSelection(SweepPriorityTable.SweepPriorityNamedColumn.LAST_SWEEP_TIME)).forEach(row -> {
Long lastSweepTime = row.getLastSweepTime();
String tableName = row.getRowName().getFullTableName();
tableToLastTimeSwept.put(tableName, lastSweepTime);
});
return tableToLastTimeSwept;
}
use of com.palantir.atlasdb.schema.generated.SweepPriorityTable in project atlasdb by palantir.
the class SweepCommand method execute.
@Override
public int execute(final AtlasDbServices services) {
SweepTaskRunner sweepRunner = services.getSweepTaskRunner();
if (!((namespace != null) ^ (table != null) ^ sweepAllTables)) {
printer.error("Specify one of --namespace, --table, or --all options.");
return 1;
}
if ((namespace != null) && (row != null)) {
printer.error("Cannot specify a start row (" + row + ") when sweeping multiple tables (in namespace " + namespace + ")");
return 1;
}
Map<TableReference, byte[]> tableToStartRow = Maps.newHashMap();
if (table != null) {
TableReference tableToSweep = TableReference.createUnsafe(table);
if (!services.getKeyValueService().getAllTableNames().contains(tableToSweep)) {
printer.info("The table {} passed in to sweep does not exist", LoggingArgs.tableRef(tableToSweep));
return 1;
}
byte[] startRow = PtBytes.EMPTY_BYTE_ARRAY;
if (row != null) {
startRow = decodeStartRow(row);
}
tableToStartRow.put(tableToSweep, startRow);
} else if (namespace != null) {
Set<TableReference> tablesInNamespace = services.getKeyValueService().getAllTableNames().stream().filter(tableRef -> tableRef.getNamespace().getName().equals(namespace)).collect(Collectors.toSet());
for (TableReference tableInNamespace : tablesInNamespace) {
tableToStartRow.put(tableInNamespace, new byte[0]);
}
} else if (sweepAllTables) {
tableToStartRow.putAll(Maps.asMap(Sets.difference(services.getKeyValueService().getAllTableNames(), AtlasDbConstants.hiddenTables), Functions.constant(new byte[0])));
}
SweepBatchConfig batchConfig = getSweepBatchConfig();
for (Map.Entry<TableReference, byte[]> entry : tableToStartRow.entrySet()) {
final TableReference tableToSweep = entry.getKey();
SweepResults accumulatedResults = SweepResults.createEmptySweepResult(Optional.of(entry.getValue()));
while (accumulatedResults.getNextStartRow().isPresent()) {
SweepResults newResults = dryRun ? sweepRunner.dryRun(tableToSweep, batchConfig, accumulatedResults.getNextStartRow().get()) : sweepRunner.run(tableToSweep, batchConfig, accumulatedResults.getNextStartRow().get());
accumulatedResults = accumulatedResults.accumulateWith(newResults);
printer.info("{} Swept from {} to {} in table {} in {} ms, examined {} cell values," + " deleted {} stale versions of those cells. Time elapsed since started sweeping:" + " {} ms. Total time sweeping this table: {} ms.", SafeArg.of("isDryRun", dryRun ? "[DRY RUN]" : ""), UnsafeArg.of("startRow", encodeStartRow(accumulatedResults.getNextStartRow())), UnsafeArg.of("exclusiveEndRow", encodeEndRow(newResults.getNextStartRow())), LoggingArgs.tableRef(tableToSweep), SafeArg.of("time taken millis", newResults.getTimeInMillis()), SafeArg.of("cellTs pairs examined", newResults.getCellTsPairsExamined()), SafeArg.of("cellTs pairs deleted", newResults.getStaleValuesDeleted()), SafeArg.of("time elapsed", accumulatedResults.getTimeElapsedSinceStartedSweeping()), SafeArg.of("time sweeping", accumulatedResults.getTimeInMillis()));
maybeSleep();
}
SweepResults finalAccumulatedResults = accumulatedResults;
if (!dryRun) {
services.getTransactionManager().runTaskWithRetry((TxTask) t -> {
SweepPriorityTable priorityTable = SweepTableFactory.of().getSweepPriorityTable(t);
SweepPriorityTable.SweepPriorityRow row1 = SweepPriorityTable.SweepPriorityRow.of(tableToSweep.getQualifiedName());
priorityTable.putWriteCount(row1, 0L);
priorityTable.putCellsExamined(row1, finalAccumulatedResults.getCellTsPairsExamined());
priorityTable.putCellsDeleted(row1, finalAccumulatedResults.getStaleValuesDeleted());
priorityTable.putLastSweepTime(row1, System.currentTimeMillis());
return null;
});
}
printer.info("{} Finished sweeping {}, examined {} cell values, deleted {} stale versions of those cells.", SafeArg.of("isDryRun", dryRun ? "[DRY RUN]" : ""), LoggingArgs.tableRef(tableToSweep), SafeArg.of("cellTs pairs examined", finalAccumulatedResults.getCellTsPairsExamined()), SafeArg.of("cellTs pairs deleted", finalAccumulatedResults.getStaleValuesDeleted()));
if (!dryRun && finalAccumulatedResults.getStaleValuesDeleted() > 0) {
Stopwatch watch = Stopwatch.createStarted();
services.getKeyValueService().compactInternally(tableToSweep);
printer.info("Finished performing compactInternally on {} in {} ms.", LoggingArgs.tableRef(tableToSweep), SafeArg.of("time taken", watch.elapsed(TimeUnit.MILLISECONDS)));
}
}
return 0;
}
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