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https://issues.apache.org/jira/browse/HBASE-26175?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17397834#comment-17397834
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Pankaj Kumar commented on HBASE-26175:
--------------------------------------
But OtherExcpetions category metric will provide only quantitve information not
the exact execption, we should debug log as well.
> MetricsHBaseServer should record all kinds of Exceptions
> --------------------------------------------------------
>
> Key: HBASE-26175
> URL: https://issues.apache.org/jira/browse/HBASE-26175
> Project: HBase
> Issue Type: Improvement
> Components: metrics
> Reporter: Xiaolin Ha
> Priority: Major
> Attachments: RequestTooBigException.png
>
>
> We can define a kind of Exception such as OtherExcpetions to record
> exceptions doesn't in the following kinds of exceptions. Only debug those
> exceptions by LOG.debug("Unknown exception type", throwable); is not helpful
> to find errors.
> {code:java}
> if (throwable != null) {
> if (throwable instanceof OutOfOrderScannerNextException) {
> source.outOfOrderException();
> } else if (throwable instanceof RegionTooBusyException) {
> source.tooBusyException();
> } else if (throwable instanceof UnknownScannerException) {
> source.unknownScannerException();
> } else if (throwable instanceof ScannerResetException) {
> source.scannerResetException();
> } else if (throwable instanceof RegionMovedException) {
> source.movedRegionException();
> } else if (throwable instanceof NotServingRegionException) {
> source.notServingRegionException();
> } else if (throwable instanceof FailedSanityCheckException) {
> source.failedSanityException();
> } else if (throwable instanceof MultiActionResultTooLarge) {
> source.multiActionTooLargeException();
> } else if (throwable instanceof CallQueueTooBigException) {
> source.callQueueTooBigException();
> } else if (throwable instanceof QuotaExceededException) {
> source.quotaExceededException();
> } else if (throwable instanceof RpcThrottlingException) {
> source.rpcThrottlingException();
> } else if (LOG.isDebugEnabled()) {
> LOG.debug("Unknown exception type", throwable);
> }
> }
> {code}
> !RequestTooBigException.png|width=787,height=336!
>
>
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