private void addToRetryCallBuffer(
Collection<KVPair> retryBuffer, TxnView txn, boolean refreshCache) throws Exception {
if (retryBuffer == null)
return; // actually nothing to do--probably doesn't happen, but just to be safe
if (RETRY_LOG.isDebugEnabled())
SpliceLogUtils.debug(
RETRY_LOG,
"[%d] addToRetryCallBuffer %d rows, refreshCache=%s",
id,
retryBuffer.size(),
refreshCache);
if (refreshCache) {
writerFactory.invalidateCache(tableName);
}
if (retryPipingCallBuffer == null)
retryPipingCallBuffer =
new PipingCallBuffer(
partitionFactory.getTable(Bytes.toString(tableName)),
txn,
null,
PipelineUtils.noOpFlushHook,
writeConfiguration,
null,
false);
if (refreshCache) retryPipingCallBuffer.rebuild();
retryPipingCallBuffer.addAll(retryBuffer);
}
void addBulkWrites(Collection<KVPair> writes) {
assert !directRetry : "Cannot add a partial failure and a global retry at the same time";
if (nextWriteSet == null) nextWriteSet = writes;
else nextWriteSet.addAll(writes);
}
private void executeSingle(BulkWrites nextWrite, WriteAttemptContext ctx) throws Exception {
retryPipingCallBuffer = null;
if (!shouldWrite(nextWrite)) return;
if (LOG.isTraceEnabled())
SpliceLogUtils.trace(
LOG, "Getting next BulkWrites in loop: id=%d, nextBulkWrites=%s", id, nextWrite);
// used to indicate that the exception was thrown inside the try{} block explicitly, and should
// just be re-thrown
boolean thrown = false;
try {
BulkWriter writer = writerFactory.newWriter(tableName);
writeTimer.startTiming();
BulkWritesResult bulkWritesResult = writer.write(nextWrite, ctx.refreshCache);
writeTimer.stopTiming();
Iterator<BulkWrite> bws = nextWrite.getBulkWrites().iterator();
Collection<BulkWriteResult> results = bulkWritesResult.getBulkWriteResults();
for (BulkWriteResult bulkWriteResult : results) {
WriteResponse globalResponse = writeConfiguration.processGlobalResult(bulkWriteResult);
BulkWrite currentBulkWrite = bws.next();
switch (globalResponse) {
case SUCCESS:
writtenCounter.add(currentBulkWrite.getSize());
break; // success can be ignored
case THROW_ERROR:
thrown = true;
thrownErrorsRows.add(currentBulkWrite.getSize());
throw parseIntoException(bulkWriteResult);
case RETRY:
retriedRows.add(currentBulkWrite.getSize());
/*
* The entire BulkWrite needs to be retried--either because it was rejected outright,
* or because the region moved/split/something else.
*/
ctx.rejected();
if (RETRY_LOG.isDebugEnabled())
SpliceLogUtils.debug(
RETRY_LOG,
"Retrying write after receiving global RETRY response: id=%d, bulkWriteResult=%s, bulkWrite=%s",
id,
bulkWriteResult,
currentBulkWrite);
else if (ctx.attemptCount > 100 && ctx.attemptCount % 50 == 0) {
SpliceLogUtils.warn(
LOG,
"Retrying write after receiving global RETRY response: id=%d, bulkWriteResult=%s, bulkWrite=%s",
id,
bulkWriteResult,
currentBulkWrite);
}
ctx.addBulkWrites(currentBulkWrite.getMutations());
ctx.refreshCache = ctx.refreshCache || bulkWriteResult.getGlobalResult().refreshCache();
ctx.sleep =
true; // always sleep due to rejection, even if we don't need to refresh the cache
break;
case PARTIAL:
partialRows.add(currentBulkWrite.getSize());
partialFailureCounter.increment();
WriteResponse writeResponse =
writeConfiguration.partialFailure(bulkWriteResult, currentBulkWrite);
switch (writeResponse) {
case THROW_ERROR:
partialThrownErrorRows.add(currentBulkWrite.getSize());
thrown = true;
throw parseIntoException(bulkWriteResult);
case RETRY:
if (RETRY_LOG.isTraceEnabled()) {
SpliceLogUtils.trace(
RETRY_LOG,
"Retrying write after receiving partial %s response: id=%d, bulkWriteResult=%s, failureCountsByType=%s",
writeResponse,
id,
bulkWriteResult,
getFailedRowsMessage(bulkWriteResult.getFailedRows()));
} else if (RETRY_LOG.isDebugEnabled()) {
SpliceLogUtils.debug(
RETRY_LOG,
"Retrying write after receiving partial %s response: id=%d, bulkWriteResult=%s",
writeResponse,
id,
bulkWriteResult);
} else if (ctx.attemptCount > 100 && ctx.attemptCount % 50 == 0) {
SpliceLogUtils.warn(
LOG,
"Retrying write after receiving partial RETRY response: id=%d, bulkWriteResult=%s, bulkWrite=%s",
id,
bulkWriteResult,
currentBulkWrite);
}
Collection<KVPair> writes =
PipelineUtils.doPartialRetry(currentBulkWrite, bulkWriteResult, id);
if (writes.size() > 0) {
ctx.addBulkWrites(writes);
// only redo cache if you have a failure not a lock contention issue
boolean isFailure =
bulkWriteResult.getFailedRows() != null
&& bulkWriteResult.getFailedRows().size() > 0;
ctx.refreshCache = ctx.refreshCache || isFailure;
ctx.sleep = true; // always sleep
}
writtenCounter.add(currentBulkWrite.getSize() - writes.size());
partialRetriedRows.add(writes.size());
break;
case IGNORE:
partialIgnoredRows.add(currentBulkWrite.getSize());
SpliceLogUtils.warn(
RETRY_LOG,
"Ignoring write after receiving unknown partial %s response: id=%d, bulkWriteResult=%s",
writeResponse,
id,
bulkWriteResult);
break;
default:
throw new IllegalStateException(
"Programmer error: Unknown partial response: " + writeResponse);
}
break;
case IGNORE:
ignoredRows.add(currentBulkWrite.getSize());
SpliceLogUtils.warn(LOG, "Global response indicates ignoring, so we ignore");
break;
default:
SpliceLogUtils.error(LOG, "Global response went down default path, assert");
throw new IllegalStateException(
"Programmer error: Unknown global response: " + globalResponse);
}
}
} catch (Throwable e) {
if (LOG.isTraceEnabled()) SpliceLogUtils.trace(LOG, "Caught throwable: id=%d", id);
globalErrorCounter.increment();
if (thrown) throw new ExecutionException(e);
//noinspection ThrowableResultOfMethodCallIgnored
if (pipelineExceptionFactory.processPipelineException(e) instanceof PipelineTooBusy) {
ctx.rejected();
/*
* the pipeline has indicated that it is too busy to accept any writes just now. So we need
* to retry the entire BulkWrites that we were send. But since it's too busy (and not some other error),
* there's no need to refresh caches on our account. However, we *do* need to do a backoff to ensure
* that we let the Pipeline cool down a bit.
*/
if (RETRY_LOG.isDebugEnabled())
SpliceLogUtils.debug(
RETRY_LOG, "Retrying write after receiving RegionTooBusyException: id=%d", id);
regionTooBusy.increment();
ctx.sleep = true;
ctx.directRetry();
return;
}
WriteResponse writeResponse = writeConfiguration.globalError(e);
switch (writeResponse) {
case THROW_ERROR:
if (LOG.isTraceEnabled())
SpliceLogUtils.trace(
LOG,
"Throwing error after receiving global error: id=%d, class=%s, message=%s",
id,
e.getClass(),
e.getMessage());
catchThrownRows.add(nextWrite.numEntries());
throw new ExecutionException(e);
case RETRY:
errors.add(e);
ctx.rejected();
if (RETRY_LOG.isDebugEnabled()) {
SpliceLogUtils.debug(
RETRY_LOG,
"Retrying write after receiving global error: id=%d, class=%s, message=%s",
id,
e.getClass(),
e.getMessage());
if (RETRY_LOG.isTraceEnabled()) {
RETRY_LOG.trace("Global error exception received: ", e);
}
} else if (ctx.attemptCount > 100 && ctx.attemptCount % 50 == 0) {
SpliceLogUtils.debug(
LOG,
"Retrying write after receiving global error: id=%d, class=%s, message=%s",
id,
e.getClass(),
e.getMessage());
}
ctx.sleep = true;
ctx.refreshCache = true;
for (BulkWrite bw : nextWrite.getBulkWrites()) {
ctx.addBulkWrites(bw.getMutations());
catchRetriedRows.add(bw.getSize());
}
break;
default:
LOG.warn(
String.format(
"Ignoring error after receiving unknown global error %s response: id=%d ",
writeResponse, id),
e);
throw new IllegalStateException(
"Programmer error: Unknown global response: " + writeResponse);
}
}
}
