Print max score in level summary
Print max score in level summary

Summary: Add more logging to help debugging issues.

Test Plan: Run test suites

Reviewers: yhchiang, rven, igor

Reviewed By: igor

Subscribers: leveldb, dhruba

Differential Revision: https://reviews.facebook.net/D37401

biddyweb/rocksdb,skunkwerks/rocksdb,RyanTech/rocksdb,makelivedotnet/rocksdb,wskplho/rocksdb,Applied-Duality/rocksdb,skunkwerks/rocksdb,Applied-Duality/rocksdb,wskplho/rocksdb,bbiao/rocksdb,JohnPJenkins/rocksdb,lgscofield/rocksdb,dkorolev/rocksdb,bbiao/rocksdb,tsheasha/rocksdb,JohnPJenkins/rocksdb,fengshao0907/rocksdb,alihalabyah/rocksdb,hobinyoon/rocksdb,caijieming-baidu/rocksdb,zhangpng/rocksdb,sorphi/rocksdb,fengshao0907/rocksdb,caijieming-baidu/rocksdb,Andymic/rocksdb,anagav/rocksdb,vashstorm/rocksdb,anagav/rocksdb,Andymic/rocksdb,kaschaeffer/rocksdb,norton/rocksdb,geraldoandradee/rocksdb,makelivedotnet/rocksdb,JoeWoo/rocksdb,caijieming-baidu/rocksdb,ylong/rocksdb,zhangpng/rocksdb,hobinyoon/rocksdb,skunkwerks/rocksdb,anagav/rocksdb,temicai/rocksdb,temicai/rocksdb,tsheasha/rocksdb,RyanTech/rocksdb,geraldoandradee/rocksdb,biddyweb/rocksdb,caijieming-baidu/rocksdb,ylong/rocksdb,Andymic/rocksdb,zhangpng/rocksdb,biddyweb/rocksdb,wat-ze-hex/rocksdb,sorphi/rocksdb,temicai/rocksdb,siddhartharay007/rocksdb,IMCG/RcoksDB,jalexanderqed/rocksdb,temicai/rocksdb,caijieming-baidu/rocksdb,anagav/rocksdb,siddhartharay007/rocksdb,alihalabyah/rocksdb,flabby/rocksdb,makelivedotnet/rocksdb,NickCis/rocksdb,makelivedotnet/rocksdb,Vaisman/rocksdb,wlqGit/rocksdb,dkorolev/rocksdb,vashstorm/rocksdb,tizzybec/rocksdb,tsheasha/rocksdb,dkorolev/rocksdb,OverlordQ/rocksdb,ryneli/rocksdb,JoeWoo/rocksdb,biddyweb/rocksdb,IMCG/RcoksDB,RyanTech/rocksdb,anagav/rocksdb,facebook/rocksdb,sorphi/rocksdb,sorphi/rocksdb,Andymic/rocksdb,OverlordQ/rocksdb,ylong/rocksdb,flabby/rocksdb,luckywhu/rocksdb,temicai/rocksdb,wenduo/rocksdb,Vaisman/rocksdb,lgscofield/rocksdb,makelivedotnet/rocksdb,flabby/rocksdb,flabby/rocksdb,vashstorm/rocksdb,wat-ze-hex/rocksdb,IMCG/RcoksDB,IMCG/RcoksDB,IMCG/RcoksDB,ryneli/rocksdb,wat-ze-hex/rocksdb,jalexanderqed/rocksdb,hobinyoon/rocksdb,facebook/rocksdb,Andymic/rocksdb,wlqGit/rocksdb,biddyweb/rocksdb,tizzybec/rocksdb,norton/rocksdb,Vaisman/rocksdb,bbiao/rocksdb,jalexanderqed/rocksdb,JoeWoo/rocksdb,IMCG/RcoksDB,makelivedotnet/rocksdb,flabby/rocksdb,NickCis/rocksdb,tsheasha/rocksdb,luckywhu/rocksdb,bbiao/rocksdb,Vaisman/rocksdb,wenduo/rocksdb,Andymic/rocksdb,fengshao0907/rocksdb,tizzybec/rocksdb,lgscofield/rocksdb,SunguckLee/RocksDB,siddhartharay007/rocksdb,tizzybec/rocksdb,wenduo/rocksdb,bbiao/rocksdb,alihalabyah/rocksdb,JackLian/rocksdb,alihalabyah/rocksdb,wskplho/rocksdb,flabby/rocksdb,rDSN-Projects/rocksdb.replicated,IMCG/RcoksDB,JackLian/rocksdb,OverlordQ/rocksdb,Applied-Duality/rocksdb,hobinyoon/rocksdb,geraldoandradee/rocksdb,alihalabyah/rocksdb,makelivedotnet/rocksdb,alihalabyah/rocksdb,wskplho/rocksdb,kaschaeffer/rocksdb,kaschaeffer/rocksdb,mbarbon/rocksdb,JoeWoo/rocksdb,NickCis/rocksdb,anagav/rocksdb,wlqGit/rocksdb,lgscofield/rocksdb,JackLian/rocksdb,vmx/rocksdb,lgscofield/rocksdb,ryneli/rocksdb,geraldoandradee/rocksdb,RyanTech/rocksdb,zhangpng/rocksdb,sorphi/rocksdb,mbarbon/rocksdb,dkorolev/rocksdb,JackLian/rocksdb,wlqGit/rocksdb,wskplho/rocksdb,dkorolev/rocksdb,vmx/rocksdb,sorphi/rocksdb,jalexanderqed/rocksdb,rDSN-Projects/rocksdb.replicated,JoeWoo/rocksdb,OverlordQ/rocksdb,temicai/rocksdb,dkorolev/rocksdb,wenduo/rocksdb,Vaisman/rocksdb,biddyweb/rocksdb,dkorolev/rocksdb,tsheasha/rocksdb,JackLian/rocksdb,vashstorm/rocksdb,geraldoandradee/rocksdb,tizzybec/rocksdb,mbarbon/rocksdb,lgscofield/rocksdb,siddhartharay007/rocksdb,rDSN-Projects/rocksdb.replicated,Applied-Duality/rocksdb,luckywhu/rocksdb,lgscofield/rocksdb,fengshao0907/rocksdb,OverlordQ/rocksdb,rDSN-Projects/rocksdb.replicated,norton/rocksdb,OverlordQ/rocksdb,luckywhu/rocksdb,temicai/rocksdb,mbarbon/rocksdb,siddhartharay007/rocksdb,hobinyoon/rocksdb,wat-ze-hex/rocksdb,Vaisman/rocksdb,wenduo/rocksdb,facebook/rocksdb,jalexanderqed/rocksdb,SunguckLee/RocksDB,JohnPJenkins/rocksdb,hobinyoon/rocksdb,rDSN-Projects/rocksdb.replicated,mbarbon/rocksdb,luckywhu/rocksdb,jalexanderqed/rocksdb,wat-ze-hex/rocksdb,norton/rocksdb,tizzybec/rocksdb,vmx/rocksdb,facebook/rocksdb,norton/rocksdb,anagav/rocksdb,mbarbon/rocksdb,ylong/rocksdb,wat-ze-hex/rocksdb,zhangpng/rocksdb,wskplho/rocksdb,JohnPJenkins/rocksdb,NickCis/rocksdb,vmx/rocksdb,wskplho/rocksdb,JackLian/rocksdb,hobinyoon/rocksdb,jalexanderqed/rocksdb,RyanTech/rocksdb,siddhartharay007/rocksdb,wenduo/rocksdb,JackLian/rocksdb,ylong/rocksdb,SunguckLee/RocksDB,zhangpng/rocksdb,luckywhu/rocksdb,luckywhu/rocksdb,RyanTech/rocksdb,zhangpng/rocksdb,siddhartharay007/rocksdb,norton/rocksdb,NickCis/rocksdb,rDSN-Projects/rocksdb.replicated,RyanTech/rocksdb,JohnPJenkins/rocksdb,skunkwerks/rocksdb,SunguckLee/RocksDB,vashstorm/rocksdb,facebook/rocksdb,ryneli/rocksdb,ylong/rocksdb,norton/rocksdb,norton/rocksdb,kaschaeffer/rocksdb,SunguckLee/RocksDB,wlqGit/rocksdb,facebook/rocksdb,skunkwerks/rocksdb,tizzybec/rocksdb,geraldoandradee/rocksdb,Applied-Duality/rocksdb,vmx/rocksdb,tsheasha/rocksdb,Andymic/rocksdb,ylong/rocksdb,tsheasha/rocksdb,skunkwerks/rocksdb,ryneli/rocksdb,Vaisman/rocksdb,Applied-Duality/rocksdb,caijieming-baidu/rocksdb,kaschaeffer/rocksdb,hobinyoon/rocksdb,bbiao/rocksdb,wenduo/rocksdb,bbiao/rocksdb,SunguckLee/RocksDB,fengshao0907/rocksdb,kaschaeffer/rocksdb,vmx/rocksdb,JoeWoo/rocksdb,caijieming-baidu/rocksdb,rDSN-Projects/rocksdb.replicated,wat-ze-hex/rocksdb,JohnPJenkins/rocksdb,SunguckLee/RocksDB,sorphi/rocksdb,wat-ze-hex/rocksdb,OverlordQ/rocksdb,vmx/rocksdb,JoeWoo/rocksdb,facebook/rocksdb,ryneli/rocksdb,wenduo/rocksdb,geraldoandradee/rocksdb,vashstorm/rocksdb,Andymic/rocksdb,skunkwerks/rocksdb,bbiao/rocksdb,fengshao0907/rocksdb,alihalabyah/rocksdb,flabby/rocksdb,tsheasha/rocksdb,mbarbon/rocksdb,JohnPJenkins/rocksdb,ryneli/rocksdb,fengshao0907/rocksdb,facebook/rocksdb,biddyweb/rocksdb,wlqGit/rocksdb,vmx/rocksdb,wlqGit/rocksdb,NickCis/rocksdb,vashstorm/rocksdb,Applied-Duality/rocksdb,NickCis/rocksdb,kaschaeffer/rocksdb,SunguckLee/RocksDB