Fix incorrect calculation of elapsed_xlogs.  Itagaki Takahiro
Fix incorrect calculation of elapsed_xlogs.  Itagaki Takahiro

ashwinstar/gpdb,rvs/gpdb,yazun/postgres-xl,cjcjameson/gpdb,0x0FFF/gpdb,janebeckman/gpdb,lisakowen/gpdb,CraigHarris/gpdb,rvs/gpdb,oberstet/postgres-xl,xinzweb/gpdb,xuegang/gpdb,adam8157/gpdb,Chibin/gpdb,CraigHarris/gpdb,yuanzhao/gpdb,postmind-net/postgres-xl,CraigHarris/gpdb,royc1/gpdb,edespino/gpdb,0x0FFF/gpdb,Quikling/gpdb,janebeckman/gpdb,jmcatamney/gpdb,lisakowen/gpdb,ashwinstar/gpdb,ashwinstar/gpdb,Chibin/gpdb,Chibin/gpdb,janebeckman/gpdb,greenplum-db/gpdb,xuegang/gpdb,adam8157/gpdb,kaknikhil/gpdb,chrishajas/gpdb,Chibin/gpdb,chrishajas/gpdb,lisakowen/gpdb,Quikling/gpdb,xinzweb/gpdb,rvs/gpdb,0x0FFF/gpdb,tpostgres-projects/tPostgres,xinzweb/gpdb,Quikling/gpdb,greenplum-db/gpdb,Chibin/gpdb,xuegang/gpdb,jmcatamney/gpdb,Postgres-XL/Postgres-XL,royc1/gpdb,ashwinstar/gpdb,zaksoup/gpdb,0x0FFF/gpdb,Postgres-XL/Postgres-XL,Chibin/gpdb,yuanzhao/gpdb,zeroae/postgres-xl,kmjungersen/PostgresXL,50wu/gpdb,pavanvd/postgres-xl,yuanzhao/gpdb,janebeckman/gpdb,zaksoup/gpdb,Chibin/gpdb,ovr/postgres-xl,pavanvd/postgres-xl,kaknikhil/gpdb,chrishajas/gpdb,cjcjameson/gpdb,kaknikhil/gpdb,Quikling/gpdb,chrishajas/gpdb,lintzc/gpdb,zeroae/postgres-xl,ovr/postgres-xl,greenplum-db/gpdb,ovr/postgres-xl,adam8157/gpdb,kaknikhil/gpdb,kaknikhil/gpdb,Chibin/gpdb,edespino/gpdb,oberstet/postgres-xl,oberstet/postgres-xl,lintzc/gpdb,edespino/gpdb,royc1/gpdb,yazun/postgres-xl,oberstet/postgres-xl,50wu/gpdb,tpostgres-projects/tPostgres,zaksoup/gpdb,CraigHarris/gpdb,Chibin/gpdb,50wu/gpdb,greenplum-db/gpdb,ashwinstar/gpdb,CraigHarris/gpdb,techdragon/Postgres-XL,lintzc/gpdb,snaga/postgres-xl,yuanzhao/gpdb,cjcjameson/gpdb,50wu/gpdb,royc1/gpdb,0x0FFF/gpdb,adam8157/gpdb,ovr/postgres-xl,royc1/gpdb,techdragon/Postgres-XL,janebeckman/gpdb,adam8157/gpdb,postmind-net/postgres-xl,ashwinstar/gpdb,cjcjameson/gpdb,ahachete/gpdb,yuanzhao/gpdb,postmind-net/postgres-xl,ahachete/gpdb,yuanzhao/gpdb,xuegang/gpdb,janebeckman/gpdb,rvs/gpdb,techdragon/Postgres-XL,rvs/gpdb,yuanzhao/gpdb,kaknikhil/gpdb,postmind-net/postgres-xl,xuegang/gpdb,pavanvd/postgres-xl,kaknikhil/gpdb,greenplum-db/gpdb,xuegang/gpdb,kaknikhil/gpdb,chrishajas/gpdb,postmind-net/postgres-xl,rvs/gpdb,edespino/gpdb,royc1/gpdb,lintzc/gpdb,tpostgres-projects/tPostgres,Postgres-XL/Postgres-XL,zaksoup/gpdb,kaknikhil/gpdb,lisakowen/gpdb,xinzweb/gpdb,CraigHarris/gpdb,edespino/gpdb,CraigHarris/gpdb,snaga/postgres-xl,jmcatamney/gpdb,yazun/postgres-xl,jmcatamney/gpdb,adam8157/gpdb,xuegang/gpdb,ahachete/gpdb,chrishajas/gpdb,cjcjameson/gpdb,lisakowen/gpdb,edespino/gpdb,zeroae/postgres-xl,CraigHarris/gpdb,janebeckman/gpdb,ahachete/gpdb,lintzc/gpdb,0x0FFF/gpdb,arcivanov/postgres-xl,xinzweb/gpdb,edespino/gpdb,rvs/gpdb,xuegang/gpdb,janebeckman/gpdb,greenplum-db/gpdb,arcivanov/postgres-xl,zaksoup/gpdb,snaga/postgres-xl,lintzc/gpdb,ashwinstar/gpdb,tpostgres-projects/tPostgres,jmcatamney/gpdb,adam8157/gpdb,jmcatamney/gpdb,50wu/gpdb,edespino/gpdb,zaksoup/gpdb,greenplum-db/gpdb,Chibin/gpdb,lintzc/gpdb,50wu/gpdb,cjcjameson/gpdb,royc1/gpdb,royc1/gpdb,kmjungersen/PostgresXL,techdragon/Postgres-XL,snaga/postgres-xl,adam8157/gpdb,Postgres-XL/Postgres-XL,zaksoup/gpdb,yazun/postgres-xl,0x0FFF/gpdb,kaknikhil/gpdb,50wu/gpdb,pavanvd/postgres-xl,Quikling/gpdb,arcivanov/postgres-xl,lisakowen/gpdb,lisakowen/gpdb,ovr/postgres-xl,lisakowen/gpdb,xinzweb/gpdb,zeroae/postgres-xl,rvs/gpdb,ahachete/gpdb,yuanzhao/gpdb,cjcjameson/gpdb,yazun/postgres-xl,cjcjameson/gpdb,xinzweb/gpdb,zaksoup/gpdb,rvs/gpdb,tpostgres-projects/tPostgres,chrishajas/gpdb,kmjungersen/PostgresXL,ahachete/gpdb,janebeckman/gpdb,CraigHarris/gpdb,xinzweb/gpdb,janebeckman/gpdb,pavanvd/postgres-xl,cjcjameson/gpdb,Quikling/gpdb,lintzc/gpdb,Quikling/gpdb,arcivanov/postgres-xl,ahachete/gpdb,kmjungersen/PostgresXL,Quikling/gpdb,greenplum-db/gpdb,ashwinstar/gpdb,arcivanov/postgres-xl,arcivanov/postgres-xl,Quikling/gpdb,edespino/gpdb,Postgres-XL/Postgres-XL,yuanzhao/gpdb,chrishajas/gpdb,zeroae/postgres-xl,snaga/postgres-xl,yuanzhao/gpdb,jmcatamney/gpdb,jmcatamney/gpdb,Quikling/gpdb,oberstet/postgres-xl,0x0FFF/gpdb,rvs/gpdb,techdragon/Postgres-XL,edespino/gpdb,ahachete/gpdb,cjcjameson/gpdb,lintzc/gpdb,50wu/gpdb,kmjungersen/PostgresXL,xuegang/gpdb