Function when

fdbserver/BlobManager.actor.cpp:5188–5192

				break;
			}
			when(HaltBlobManagerRequest req = waitNext(bmInterf.haltBlobManager.getFuture())) {
				req.reply.send(Void());
				TraceEvent("BlobManagerHalted", bmInterf.id()).detail("Epoch", epoch).detail("ReqID", req.requesterID);
				break;
			}
			when(state HaltBlobGranulesRequest req = waitNext(bmInterf.haltBlobGranules.getFuture())) {
				wait(haltBlobGranules(self) || collection);
				req.reply.send(Void());