fOutput= tree;
AliTPCClustersRow clrow("AliTPCclusterMI");
AliTPCClustersRow *pclrow=&clrow;
- fOutput->Branch("Segment","AliTPCClustersRow",&pclrow,32000,200);
+ fOutput->Branch("Segment","AliTPCClustersRow",&pclrow,32000/4);
+ tree->SetAutoFlush(20);
}