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HBASE-26580 The message of StoreTooBusy is confused #3949

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Merged
Apache9 merged 2 commits into from
Dec 18, 2021
Merged

HBASE-26580 The message of StoreTooBusy is confused #3949

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ddf0cdc
Confused StoreTooBusy error message shows above parallelPutToStoreThr…
zhengzhuobinzzb Dec 15, 2021
deb68c2
print exactly limit
zhengzhuobinzzb Dec 16, 2021
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19 changes: 15 additions & 4 deletions ...er/src/main/java/org/apache/hadoop/hbase/regionserver/throttle/StoreHotnessProtector.java
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Original file line number Diff line number Diff line change
Expand Up @@ -109,6 +109,8 @@ public void start(Map<byte[], List<Cell>> familyMaps) throws RegionTooBusyExcept
}

String tooBusyStore = null;
boolean aboveParallelThreadLimit = false;
boolean aboveParallelPrePutLimit = false;

for (Map.Entry<byte[], List<Cell>> e : familyMaps.entrySet()) {
Store store = this.region.getStore(e.getKey());
Expand All @@ -123,12 +125,16 @@ public void start(Map<byte[], List<Cell>> familyMaps) throws RegionTooBusyExcept
int preparePutCount = preparePutToStoreMap
.computeIfAbsent(e.getKey(), key -> new AtomicInteger())
.incrementAndGet();
if (store.getCurrentParallelPutCount() > this.parallelPutToStoreThreadLimit
|| preparePutCount > this.parallelPreparePutToStoreThreadLimit) {
boolean storeAboveThread =
store.getCurrentParallelPutCount() > this.parallelPutToStoreThreadLimit;
boolean storeAbovePrePut = preparePutCount > this.parallelPreparePutToStoreThreadLimit;
if (storeAboveThread || storeAbovePrePut) {
tooBusyStore = (tooBusyStore == null ?
store.getColumnFamilyName() :
tooBusyStore + "," + store.getColumnFamilyName());
}
aboveParallelThreadLimit |= storeAboveThread;
aboveParallelPrePutLimit |= storeAbovePrePut;

if (LOG.isTraceEnabled()) {
LOG.trace(store.getColumnFamilyName() + ": preparePutCount=" + preparePutCount
Expand All @@ -137,10 +143,15 @@ public void start(Map<byte[], List<Cell>> familyMaps) throws RegionTooBusyExcept
}
}

if (tooBusyStore != null) {
if (aboveParallelThreadLimit || aboveParallelPrePutLimit) {
String msg =
"StoreTooBusy," + this.region.getRegionInfo().getRegionNameAsString() + ":" + tooBusyStore
+ " Above parallelPutToStoreThreadLimit(" + this.parallelPutToStoreThreadLimit + ")";
+ " Above "
+ (aboveParallelThreadLimit ? "parallelPutToStoreThreadLimit("
+ this.parallelPutToStoreThreadLimit + ")" : "")
+ (aboveParallelThreadLimit && aboveParallelPrePutLimit ? " or " : "")
+ (aboveParallelPrePutLimit ? "parallelPreparePutToStoreThreadLimit("
+ this.parallelPreparePutToStoreThreadLimit + ")" : "");
LOG.trace(msg);
throw new RegionTooBusyException(msg);
}
Expand Down