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mongod crash, bug fix when connections > wiredtiger's session_max #1582

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mongod crash, bug fix when connections > wiredtiger's session_max #1582

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4d4f5d8
fix max session crush
y123456yz Nov 2, 2023
622d9ed
fix bug
y123456yz Nov 2, 2023
df5fc73
bug fix
y123456yz Nov 2, 2023
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6 changes: 5 additions & 1 deletion src/mongo/db/storage/wiredtiger/wiredtiger_kv_engine.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -366,10 +366,14 @@ WiredTigerKVEngine::WiredTigerKVEngine(OperationContext* opCtx,
}
}

#define DEFAULT_WIREDTIGER_MAX_SESSIONS 33000
std::stringstream ss;
ss << "create,";
ss << "cache_size=" << cacheSizeMB << "M,";
ss << "session_max=33000,";
if (serverGlobalParams.maxConns <= DEFAULT_WIREDTIGER_MAX_SESSIONS)
ss << "session_max=" << DEFAULT_WIREDTIGER_MAX_SESSIONS << ",";
else
ss << "session_max=" << serverGlobalParams.maxConns << ",";
ss << "eviction=(threads_min=4,threads_max=4),";

if (gWiredTigerEvictionDirtyTargetGB)
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