----------------------------------------------------------- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/47777/#review134702 -----------------------------------------------------------
lens-server-api/src/main/java/org/apache/lens/server/api/driver/WeightCostSelector.java (line 32) <https://reviews.apache.org/r/47777/#comment199580> Should we change the name to WeightedCostSelector as mentioned in test case? lens-server-api/src/main/java/org/apache/lens/server/api/driver/WeightCostSelector.java (line 34) <https://reviews.apache.org/r/47777/#comment199581> +1 for documentation lens-server-api/src/main/java/org/apache/lens/server/api/driver/WeightCostSelector.java (lines 46 - 48) <https://reviews.apache.org/r/47777/#comment199582> Better to check explicitly is debug logs are enabled before going into this loop . In most cases this loop can be skipped. lens-server-api/src/main/java/org/apache/lens/server/api/driver/WeightCostSelector.java (line 51) <https://reviews.apache.org/r/47777/#comment199583> Should we optimize in case only one driver is selected ? We can skip all the extra processing in this case lens-server-api/src/main/java/org/apache/lens/server/api/driver/WeightCostSelector.java (line 61) <https://reviews.apache.org/r/47777/#comment199585> An arry list should suffice here. Do we need a set ? ctx.getDriverContext().getDriversWithValidQueryCost() should return unique drivers. lens-server-api/src/main/java/org/apache/lens/server/api/driver/WeightCostSelector.java (line 63) <https://reviews.apache.org/r/47777/#comment199584> Should we cache the cost for the minCostDriver and use it for comparing ? This will save extra lookup lens-server-api/src/main/java/org/apache/lens/server/api/driver/WeightCostSelector.java (line 71) <https://reviews.apache.org/r/47777/#comment199586> Do we need extra variable temp ? Can we use driverRatioSum directly lens-server-api/src/main/java/org/apache/lens/server/api/driver/WeightCostSelector.java (line 75) <https://reviews.apache.org/r/47777/#comment199588> driverRatioSum can be updated directly. Do we need new variable ? lens-server-api/src/main/java/org/apache/lens/server/api/query/AbstractQueryContext.java (line 492) <https://reviews.apache.org/r/47777/#comment199590> AbstractQueryContext.java can be removed form chnage list. See no chnages here - Puneet Gupta On May 24, 2016, 3:35 p.m., Anshul Gupta wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/47777/ > ----------------------------------------------------------- > > (Updated May 24, 2016, 3:35 p.m.) > > > Review request for lens. > > > Bugs: LENS-661 > https://issues.apache.org/jira/browse/LENS-661 > > > Repository: lens > > > Description > ------- > > Added Weighted selector > > > Diffs > ----- > > > lens-cube/src/test/java/org/apache/lens/driver/cube/TestWeightedCostSelector.java > PRE-CREATION > > lens-server-api/src/main/java/org/apache/lens/server/api/driver/WeightCostSelector.java > PRE-CREATION > > lens-server-api/src/main/java/org/apache/lens/server/api/query/AbstractQueryContext.java > e160f58bfb45cffb05b9f6be19db3bc7605dde57 > > Diff: https://reviews.apache.org/r/47777/diff/ > > > Testing > ------- > > Here's the reactor summary after running mvn clean package > [INFO] > ------------------------------------------------------------------------ > [INFO] Reactor Summary: > [INFO] > [INFO] Lens Server ........................................ SUCCESS [11:32 > min] > [INFO] Lens client ........................................ SUCCESS [01:49 > min] > [INFO] Lens CLI ........................................... SUCCESS [02:02 > min] > [INFO] Lens Examples ...................................... SUCCESS [ 8.430 > s] > [INFO] Lens Ship Jars to Distributed Cache ................ SUCCESS [ 2.801 > s] > [INFO] Lens Distribution .................................. SUCCESS [ 21.429 > s] > [INFO] Lens ML Lib ........................................ SUCCESS [02:28 > min] > [INFO] Lens ML Ext Distribution ........................... SUCCESS [ 20.690 > s] > [INFO] Lens Regression .................................... SUCCESS [ 9.313 > s] > [INFO] Lens UI ............................................ SUCCESS [ 14.163 > s] > [INFO] > ------------------------------------------------------------------------ > [INFO] BUILD SUCCESS > [INFO] > ------------------------------------------------------------------------ > [INFO] Total time: 19:10 min > [INFO] Finished at: 2016-05-24T20:31:02+05:30 > [INFO] Final Memory: 103M/466M > [INFO] > ------------------------------------------------------------------------ > > > Thanks, > > Anshul Gupta > >
