fix loading problem in ycsb benchmark
fix loading problem in ycsb benchmark

prashasthip/peloton,AngLi-Leon/peloton,yingjunwu/peloton,malin1993ml/peloton,jessesleeping/iso_peloton,haojin2/peloton,wangziqi2016/peloton,jessesleeping/iso_peloton,jessesleeping/iso_peloton,PauloAmora/peloton,vittvolt/15721-peloton,apavlo/peloton,apavlo/peloton,vittvolt/peloton,AngLi-Leon/peloton,PauloAmora/peloton,haojin2/peloton,wangziqi2016/peloton,malin1993ml/peloton,AllisonWang/peloton,seojungmin/peloton,AngLi-Leon/peloton,apavlo/peloton,vittvolt/peloton,ShuxinLin/peloton,wangziqi2016/peloton,seojungmin/peloton,PauloAmora/peloton,AllisonWang/peloton,eric-haibin-lin/peloton-1,malin1993ml/peloton,wangziqi2016/peloton,jessesleeping/iso_peloton,malin1993ml/peloton,ShuxinLin/peloton,prashasthip/peloton,cmu-db/peloton,vittvolt/15721-peloton,jessesleeping/iso_peloton,cmu-db/peloton,AllisonWang/peloton,malin1993ml/peloton,eric-haibin-lin/peloton-1,cmu-db/peloton,eric-haibin-lin/peloton-1,wangziqi2016/peloton,prashasthip/peloton,prashasthip/peloton,PauloAmora/peloton,yingjunwu/peloton,vittvolt/15721-peloton,cmu-db/peloton,malin1993ml/peloton,AngLi-Leon/peloton,seojungmin/peloton,PauloAmora/peloton,phisiart/peloton-p3,wangziqi2016/peloton,eric-haibin-lin/peloton-1,jessesleeping/iso_peloton,eric-haibin-lin/peloton-1,prashasthip/peloton,phisiart/peloton-p3,ShuxinLin/peloton,phisiart/peloton-p3,yingjunwu/peloton,haojin2/peloton,haojin2/peloton,vittvolt/peloton,AngLi-Leon/peloton,ShuxinLin/peloton,vittvolt/15721-peloton,phisiart/peloton-p3,ShuxinLin/peloton,seojungmin/peloton,jessesleeping/iso_peloton,seojungmin/peloton,yingjunwu/peloton,yingjunwu/peloton,phisiart/peloton-p3,eric-haibin-lin/peloton-1,vittvolt/peloton,cmu-db/peloton,yingjunwu/peloton,prashasthip/peloton,apavlo/peloton,haojin2/peloton,vittvolt/peloton,AngLi-Leon/peloton,vittvolt/15721-peloton,cmu-db/peloton,phisiart/peloton-p3,apavlo/peloton,ShuxinLin/peloton,haojin2/peloton,vittvolt/15721-peloton,AllisonWang/peloton,AllisonWang/peloton,apavlo/peloton,vittvolt/peloton,seojungmin/peloton,PauloAmora/peloton,AllisonWang/peloton