mauricebarnum commented on a change in pull request #2868:
URL: https://github.com/apache/bookkeeper/pull/2868#discussion_r739404752
##########
File path:
bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/storage/ldb/ReadCache.java
##########
@@ -76,18 +82,24 @@ public ReadCache(ByteBufAllocator allocator, long
maxCacheSize, int maxSegmentSi
cacheSegments.add(Unpooled.directBuffer(segmentSize, segmentSize));
cacheIndexes.add(new ConcurrentLongLongPairHashMap(4096, 2 *
Runtime.getRuntime().availableProcessors()));
}
+ isStorageShutdown = false;
}
@Override
public void close() {
cacheSegments.forEach(ByteBuf::release);
+ isStorageShutdown = true;
}
- public void put(long ledgerId, long entryId, ByteBuf entry) {
+ public void put(long ledgerId, long entryId, ByteBuf entry) throws
IOException {
int entrySize = entry.readableBytes();
int alignedSize = align64(entrySize);
lock.readLock().lock();
+ if (isStorageShutdown) {
+ LOG.error("Read cache has shutdown, not allowing put cache
operation");
+ throw new IOException();
Review comment:
why not just fail operations silently when shutting down? if higher
level can't handle a no-op put and a "not found" get, we have other problems.
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