Update IoMgr to auto tune for SSDs.
Update IoMgr to auto tune for SSDs.

ImpalaToGo/ImpalaToGo,AtScaleInc/Impala,kapilrastogi/Impala,gerashegalov/Impala,XiaominZhang/Impala,theyaa/Impala,ImpalaToGo/ImpalaToGo,gistic/PublicSpatialImpala,ibmsoe/ImpalaPPC,brightchen/Impala,tempbottle/Impala,lirui-intel/Impala,AtScaleInc/Impala,XiaominZhang/Impala,bratatidas9/Impala-1,cgvarela/Impala,ImpalaToGo/ImpalaToGo,cloudera/recordservice,scalingdata/Impala,bowlofstew/Impala,cgvarela/Impala,tempbottle/Impala,ImpalaToGo/ImpalaToGo,cloudera/recordservice,cchanning/Impala,rdblue/Impala,gistic/PublicSpatialImpala,rampage644/impala-cut,theyaa/Impala,tempbottle/Impala,theyaa/Impala,placrosse/ImpalaToGo,rdblue/Impala,henryr/Impala,ImpalaToGo/ImpalaToGo,henryr/Impala,brightchen/Impala,caseyching/Impala,XiaominZhang/Impala,bratatidas9/Impala-1,mapr/impala,cchanning/Impala,rampage644/impala-cut,cgvarela/Impala,gistic/PublicSpatialImpala,scalingdata/Impala,ImpalaToGo/ImpalaToGo,kapilrastogi/Impala,caseyching/Impala,bratatidas9/Impala-1,cloudera/recordservice,andybab/Impala,cchanning/Impala,bowlofstew/Impala,brightchen/Impala,brightchen/Impala,lnliuxing/Impala,lnliuxing/Impala,tempbottle/Impala,lnliuxing/Impala,bowlofstew/Impala,lnliuxing/Impala,kapilrastogi/Impala,cloudera/recordservice,rdblue/Impala,bowlofstew/Impala,theyaa/Impala,bowlofstew/Impala,lirui-intel/Impala,bowlofstew/Impala,gistic/PublicSpatialImpala,placrosse/ImpalaToGo,AtScaleInc/Impala,rampage644/impala-cut,caseyching/Impala,rampage644/impala-cut,rdblue/Impala,tempbottle/Impala,cchanning/Impala,lnliuxing/Impala,cchanning/Impala,lirui-intel/Impala,ibmsoe/ImpalaPPC,lnliuxing/Impala,scalingdata/Impala,gerashegalov/Impala,bratatidas9/Impala-1,gistic/PublicSpatialImpala,placrosse/ImpalaToGo,placrosse/ImpalaToGo,henryr/Impala,caseyching/Impala,scalingdata/Impala,cgvarela/Impala,bratatidas9/Impala-1,brightchen/Impala,andybab/Impala,XiaominZhang/Impala,cchanning/Impala,tempbottle/Impala,mapr/impala,kapilrastogi/Impala,rdblue/Impala,gerashegalov/Impala,gistic/PublicSpatialImpala,bratatidas9/Impala-1,henryr/Impala,grundprinzip/Impala,bratatidas9/Impala-1,gerashegalov/Impala,grundprinzip/Impala,lirui-intel/Impala,AtScaleInc/Impala,lnliuxing/Impala,XiaominZhang/Impala,cgvarela/Impala,cloudera/recordservice,ibmsoe/ImpalaPPC,ibmsoe/ImpalaPPC,theyaa/Impala,rdblue/Impala,XiaominZhang/Impala,grundprinzip/Impala,caseyching/Impala,ibmsoe/ImpalaPPC,rdblue/Impala,theyaa/Impala,caseyching/Impala,caseyching/Impala,grundprinzip/Impala,AtScaleInc/Impala,cloudera/recordservice,henryr/Impala,mapr/impala,cchanning/Impala,grundprinzip/Impala,andybab/Impala,ibmsoe/ImpalaPPC,lirui-intel/Impala,bowlofstew/Impala,mapr/impala,grundprinzip/Impala,ibmsoe/ImpalaPPC,andybab/Impala,henryr/Impala,gerashegalov/Impala,XiaominZhang/Impala,tempbottle/Impala,placrosse/ImpalaToGo,kapilrastogi/Impala,lirui-intel/Impala,cgvarela/Impala,mapr/impala,gerashegalov/Impala,andybab/Impala,cloudera/recordservice,scalingdata/Impala,kapilrastogi/Impala,brightchen/Impala,rampage644/impala-cut,lirui-intel/Impala,cgvarela/Impala,rampage644/impala-cut,theyaa/Impala,kapilrastogi/Impala,gerashegalov/Impala,brightchen/Impala,AtScaleInc/Impala,placrosse/ImpalaToGo,scalingdata/Impala,andybab/Impala