caipengbo commented on code in PR #2498:
URL: https://github.com/apache/kvrocks/pull/2498#discussion_r1729173952
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src/server/worker.cc:
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@@ -446,6 +452,13 @@ Status Worker::Reply(int fd, const std::string &reply) {
auto iter = conns_.find(fd);
if (iter != conns_.end()) {
iter->second->SetLastInteraction();
+ if (iter->second->CheckClientReachOBufLimits(reply.size())) {
+ srv->stats.IncrReachOutbufLimitDisconnections();
+ // unlock before calling FreeConnectionByID, otherwise it will cause
nested deadlock
+ lock.unlock();
+ FreeConnectionByID(iter->first, iter->second->GetID());
+ return {Status::NotOK, "connection reach output buffer limits"};
+ }
redis::Reply(iter->second->Output(), reply);
Review Comment:
The reply will be added to libevent's evbuffer. Will the data accumulate in
the evbuffer?
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