Use fsync instead of aof_fsync in final AOF sync.
Use fsync instead of aof_fsync in final AOF sync.

This happens in the child process so we don't care about latency:
better to sync metadata as well.

soveran/redis,izhoujie/redis,davidradunz/redis,neomantra/redis,kmiku7/redis,xujunhai1991/redis,AplayER/redis,sunheehnus/redis,ytjiang/redis,thomasdarimont/redis,Aaron1992/redis,josiahcarlson/redis,cnbin/redis,hawkchch/redis,gaoxianglong/redis,mgk/redis,LongXQ/redis,Markgorden/redis,holstvoogd/redis,jackyan/redis,davidradunz/redis,rogerlz/redis,GitHubMota/redis,cloudrain21/redis,ytjiang/redis,tellapart/redis,charsyam/redis,seandsky/redis,a-pavlov/redis,Aaron1992/redis,ituncle/redis,cloudrain21/redis,timothyohare/3rdPartySrc-redis,sunheehnus/redis,blackmady/redis,ncopa/redis,YuanZhewei/redis,colstrom/redis,mattsta/redis,cloudrain21/redis,rouzier/redis,seandsky/redis,dreamquster/redis,rogerlz/redis,tjschuck/redis,nuxeh/redis,rogerchina/redis,4396/redis,vincent-vivian-liu/redis,hornen/redis,oranagra/redis,seppo0010/rlite-server,taoguan/redis,190235047/redis,huyuezheng/redis,badboy/redis,janekmi/redis,wujf/redis,antirez/redis,jingjidejuren/redis,mumingv/redis,SyntaxStacks/redis,SyntaxStacks/redis,Aaron1992/redis,shining-yang/redis,CodeJuan/redis,qiyang0221/redis,devaos/redis,NBSW/redis,takeshineshiro/redis,NBSW/redis,spinlock/redis,roth1002/redis,zhiliaoniu/redis,jingjidejuren/redis,itamarhaber/redis,wangyikai/redis,seppo0010/redis,rogerlz/redis,iandyh/redis,mingyaaaa/redis,soloestoy/redis,4396/redis,timothyohare/3rdPartySrc-redis,saisai/redis,wujf/redis,soloestoy/redis,weizijun/redis,wenxueliu/redis_comment,AALEKH/redis,holstvoogd/redis,netroby/redis,tjschuck/redis,ton31337/redis,simplestbest/redis,YuraLukashik/redis,roth1002/redis,takeshineshiro/redis,linfangrong/redis,zhiliaoniu/redis,wenxueliu/redis_comment,seppo0010/rlite-server,mgk/redis,Markgorden/redis,izhoujie/redis,neomantra/redis,hgl888/redis,arijitvt/redis,fengshao0907/redis,wujf/redis,francischan714/redis,yossigo/redis,mumingv/redis,mingyaaaa/redis,OmarQunsul/graph-redis,YuanZhewei/redis,colstrom/redis,honestme/redis,takeshineshiro/redis,antirez/redis,pmem/redis,gilala/redis,itamarhaber/redis,itugs/redis,atreeyang/redis,mingyaaaa/redis,tjschuck/redis,4396/redis,Wangyao14cyy/redis,riyan8250/redis,soveran/redis,ErikDubbelboer/redis,jasonkying/redis,Wangyao14cyy/redis,supasate/redis,mengyou0304/redis,AALEKH/redis,ouyangkongtong/redis,wangyikai/redis,cusspvz/redis,wprice/redis,StevenTsai/redis,yossigo/redis,xuguruogu/redis,simplestbest/redis,gilala/hbjredis,clamoriniere1A/redis,tellapart/redis,mcanthony/redis,ipmobiletech/redis,abhiklodh/redis,ofirluzon/redis,linfangrong/redis,OmarQunsul/graph-redis,tjschuck/redis,mverrilli/redis,neomantra/redis,wenxueliu/redis_comment,jackyan/redis,soveran/redis,z-fork/redis,kmiku7/redis,clamoriniere1A/redis,riyan8250/redis,linfangrong/redis,GrimDerp/redis,yossigo/redis,xlzhan/redis,aim-for-better/redis,pkdevbox/redis,guker/redis,tellapart/redis,CodeJuan/redis,Aliceljm1/redis,oranagra/redis,gaoxianglong/redis,ton31337/redis,harrisonfeng/redis,rouzier/redis,j0hnma/szredis,vincent-vivian-liu/redis,gilala/redis,weizijun/redis,citusdata/redis,MOON-CLJ/redis,Aaron1992/redis,LongXQ/redis,tellapart/redis,cnbin/redis,j0hnma/szredis,ErikDubbelboer/redis,gilala/redis,GrimDerp/redis,seppo0010/redis,ituncle/redis,huyuezheng/redis,hgl888/redis,xuguruogu/redis,pkdevbox/redis,hedisdb/hedis,seppo0010/rlite-server,dreamquster/redis,universsky/redis,modulexcite/redis,StevenTsai/redis,atreeyang/redis,yuhc/redis-benchmark-enhanced,j0hnma/hszredis,soloestoy/redis,elkingtonmcb/redis,itugs/redis,duanx/redis,tanghaodong25/redis,YuanZhewei/redis,kmiku7/redis,Aliceljm1/redis,wbailey5/redis,rouzier/redis,NBSW/redis,Markgorden/redis,allengaller/redis,thomasdarimont/redis,LongXQ/redis,twskipper/redis,july2993/redis,hedisdb/hedis,fengshao0907/redis,spinlock/redis,seppo0010/redis,josiahcarlson/redis,aim-for-better/redis,wujf/redis,cnbin/redis,Wangyao14cyy/redis,xujunhai1991/redis,z-fork/redis,MOON-CLJ/redis,alenslan/redis,colstrom/redis,takeshineshiro/redis,MasahikoSawada/redis,modulexcite/redis,190235047/redis,universsky/redis,kensou97/redis,Aliceljm1/redis,arijitvt/redis,zguangyu/redis,riyan8250/redis,ErikDubbelboer/redis,flashbuckets/redis,rogerchina/redis,duanx/redis,csuhawk/redis,timothyohare/3rdPartySrc-redis,Sciumo/redis,ErikDubbelboer/redis,hornen/redis,gilala/hredis,ctripcorp/redis,simplestbest/redis,CodeJuan/redis,pedigree/redis,rogerchina/redis,PradheepShrinivasan/redis,healerkx/redis,harrisonfeng/redis,hornen/redis,xlzhan/redis,josiahcarlson/redis,kaushik94/redis,YongMan/redis,mverrilli/redis,july2993/redis,pcarrier/redis,OmarQunsul/graph-redis,mumingv/redis,yuhc/redis-benchmark-enhanced,pcarrier/redis,OmarQunsul/graph-redis,mattsta/redis,190235047/redis,xuguruogu/redis,PKRoma/redis,honestme/redis,CodeJuan/redis,pcarrier/redis,cusspvz/redis,arijitvt/redis,a-pavlov/redis,modulexcite/redis,wbailey5/redis,SyntaxStacks/redis,ofirluzon/redis,elkingtonmcb/redis,Sciumo/redis,holstvoogd/redis,h0x91b/redis,xujunhai1991/redis,pedigree/redis,jasonkying/redis,4396/redis,Sciumo/redis,GitHubMota/redis,j0hnma/hszredis,Markgorden/redis,gilala/hredis,jingjidejuren/redis,qiyang0221/redis,seandsky/redis,jasonkying/redis,zczhuohuo/redis,zhcy/redis,ton31337/redis,j0hnma/hszredis,ofirluzon/redis,atreeyang/redis,saisai/redis,mengyou0304/redis,z-fork/redis,supasate/redis,wprice/redis,zhiliaoniu/redis,ytjiang/redis,netroby/redis,honestme/redis,blackmady/redis,mengyou0304/redis,tanghaodong25/redis,qiyang0221/redis,clamoriniere1A/redis,h0x91b/redis,SyntaxStacks/redis,neomantra/redis,GrimDerp/redis,gilala/hbjredis,zguangyu/redis,programmecat/redis,ituncle/redis,hgl888/redis,PKRoma/redis,elkingtonmcb/redis,izhoujie/redis,RepmujNetsik/redis,MasahikoSawada/redis,JoeWoo/redis,gilala/bjredis,riyan8250/redis,itamarhaber/redis,atreeyang/redis,vincent-vivian-liu/redis,simplestbest/redis,pedigree/redis,GitHubMota/redis,citusdata/redis,pmem/redis,weizijun/redis,charsyam/redis,harrisonfeng/redis,netroby/redis,saisai/redis,honestme/redis,YongMan/redis,zguangyu/redis,wenxueliu/redis_comment,badboy/redis,mgk/redis,jackyan/redis,PKRoma/redis,PradheepShrinivasan/redis,july2993/redis,abhiklodh/redis,janekmi/redis,hawkchch/redis,Soledad89/redis,janekmi/redis,blackmady/redis,iandyh/redis,netroby/redis,xujunhai1991/redis,csuhawk/redis,MasahikoSawada/redis,seppo0010/rlite-server,PKRoma/redis,soloestoy/redis,hawkchch/redis,brg-liuwei/redis,itamarhaber/redis,jackyan/redis,badboy/redis,alenslan/redis,antirez/redis,dayuoba/redis,pkdevbox/redis,tanghaodong25/redis,healerkx/redis,oranagra/redis,mcanthony/redis,j0hnma/szredis,brg-liuwei/redis,flashbuckets/redis,mengyou0304/redis,valdsJohn/redis,ctripcorp/redis,StevenTsai/redis,Sciumo/redis,RepmujNetsik/redis,ipmobiletech/redis,elkingtonmcb/redis,pmem/redis,mgk/redis,a-pavlov/redis,citusdata/redis,h0x91b/redis,JoeWoo/redis,colstrom/redis,h0x91b/redis,linfangrong/redis,zhcy/redis,davidradunz/redis,xlzhan/redis,NBSW/redis,spinlock/redis,zczhuohuo/redis,ctripcorp/redis,dayuoba/redis,ipmobiletech/redis,twskipper/redis,taoguan/redis,narma/redis,july2993/redis,AALEKH/redis,ofirluzon/redis,shining-yang/redis,twskipper/redis,brg-liuwei/redis,zczhuohuo/redis,zhcy/redis,flashbuckets/redis,a-pavlov/redis,SummonY/redis,ouyangkongtong/redis,taoguan/redis,AplayER/redis,nuxeh/redis,gilala/bjredis,shreesundara/redis,gilala/redis,nuxeh/redis,RepmujNetsik/redis,gilala/hbjredis,gilala/bjredis,YuanZhewei/redis,guker/redis,AALEKH/redis,vincent-vivian-liu/redis,nnog/redis,JoeWoo/redis,hedisdb/hedis,supasate/redis,Soledad89/redis,csuhawk/redis,roth1002/redis,Soledad89/redis,yuhc/redis-benchmark-enhanced,YongMan/redis,z-fork/redis,janekmi/redis,sunheehnus/redis,AplayER/redis,kaushik94/redis,j0hnma/szredis,seandsky/redis,jasonkying/redis,MasahikoSawada/redis,yossigo/redis,Wangyao14cyy/redis,GrimDerp/redis,hedisdb/hedis,citusdata/redis,francischan714/redis,charsyam/redis,fengshao0907/redis,dayuoba/redis,itugs/redis,soloestoy/redis,ouyangkongtong/redis,nnog/redis,blackmady/redis,iandyh/redis,LongXQ/redis,kensou97/redis,YuraLukashik/redis,ncopa/redis,wprice/redis,SummonY/redis,mattsta/redis,gilala/hredis,holstvoogd/redis,gaoxianglong/redis,dayuoba/redis,devaos/redis,dreamquster/redis,aim-for-better/redis,shining-yang/redis,j0hnma/hszredis,badboy/redis,valdsJohn/redis,nnog/redis,healerkx/redis,YongMan/redis,ofirluzon/redis,rogerlz/redis,PradheepShrinivasan/redis,xuguruogu/redis,charsyam/redis,antirez/redis,spinlock/redis,wbailey5/redis,yossigo/redis,devaos/redis,kaushik94/redis,xlzhan/redis,fengshao0907/redis,huyuezheng/redis,rogerchina/redis,zhcy/redis,YuraLukashik/redis,shreesundara/redis,flashbuckets/redis,programmecat/redis,saisai/redis,mverrilli/redis,allengaller/redis,clamoriniere1A/redis,mcanthony/redis,narma/redis,devaos/redis,shreesundara/redis,sunheehnus/redis,modulexcite/redis,oranagra/redis,supasate/redis,SummonY/redis,neomantra/redis,ytjiang/redis,PKRoma/redis,qiyang0221/redis,YuraLukashik/redis,mverrilli/redis,davidradunz/redis,kmiku7/redis,gilala/hredis,twskipper/redis,pedigree/redis,cusspvz/redis,iandyh/redis,cloudrain21/redis,duanx/redis,hawkchch/redis,190235047/redis,mumingv/redis,rouzier/redis,aim-for-better/redis,allengaller/redis,brg-liuwei/redis,dreamquster/redis,abhiklodh/redis,ton31337/redis,duanx/redis,programmecat/redis,gilala/hbjredis,harrisonfeng/redis,cusspvz/redis,Soledad89/redis,abhiklodh/redis,taoguan/redis,MOON-CLJ/redis,ipmobiletech/redis,mingyaaaa/redis,oranagra/redis,AplayER/redis,mcanthony/redis,yuhc/redis-benchmark-enhanced,gilala/bjredis,shining-yang/redis,GitHubMota/redis,josiahcarlson/redis,PradheepShrinivasan/redis,itugs/redis,valdsJohn/redis,guker/redis,pmem/redis,StevenTsai/redis,francischan714/redis,kaushik94/redis,jingjidejuren/redis,kensou97/redis,hgl888/redis,healerkx/redis,narma/redis,wangyikai/redis,charsyam/redis,ouyangkongtong/redis,roth1002/redis,izhoujie/redis,pcarrier/redis,francischan714/redis,universsky/redis,RepmujNetsik/redis,universsky/redis,hornen/redis,allengaller/redis,valdsJohn/redis,ncopa/redis,alenslan/redis,wbailey5/redis,tanghaodong25/redis,Aliceljm1/redis,soveran/redis,zczhuohuo/redis,weizijun/redis,nnog/redis,cnbin/redis,wprice/redis,pkdevbox/redis,arijitvt/redis,thomasdarimont/redis,nuxeh/redis,huyuezheng/redis,JoeWoo/redis,zhiliaoniu/redis,ituncle/redis,ctripcorp/redis,kensou97/redis,SummonY/redis,csuhawk/redis,ncopa/redis,timothyohare/3rdPartySrc-redis,thomasdarimont/redis,guker/redis,alenslan/redis,wangyikai/redis,shreesundara/redis,gaoxianglong/redis,seppo0010/redis,zguangyu/redis,programmecat/redis