GLM lambda_max = 0 AssertionError

Description

On a frame with 3k cols, 180k rows, and 1% missing values, we got this Exception (lambda_max = 0), probably related to the fact that rows with any missing values are skipped.

15:21:03.218 FJ-0-45 ERRR WATER: Got exception 'class java.lang.AssertionError', with msg 'null'
+ java.lang.AssertionError
+ at hex.glm.GLM2$2$1.callback(GLM2.java:1194)
+ at hex.glm.GLM2$2$1.callback(GLM2.java:1181)
+ at water.H2O$H2OCallback.onCompletion(H2O.java:677)
+ at jsr166y.CountedCompleter.tryComplete(CountedCompleter.java:386)
+ at water.MRTask2.compute2(MRTask2.java:426)
+ at water.H2O$H2OCountedCompleter.compute(H2O.java:653)
+ at jsr166y.CountedCompleter.exec(CountedCompleter.java:429)
+ at jsr166y.ForkJoinTask.doExec(ForkJoinTask.java:263)
+ at jsr166y.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:974)
+ at jsr166y.ForkJoinPool.runWorker(ForkJoinPool.java:1477)
+ at jsr166y.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:104)

Assignee

Tomas Nykodym

Reporter

Arno Candel

Labels

None

CustomerVisible

No

testcase 1

None

testcase 2

None

testcase 3

None

h2ostream link

None

Affected Spark version

None

AffectedContact

None

AffectedCustomers

None

AffectedPilots

None

AffectedOpenSource

None

Support Assessment

None

Customer Request Type

None

Support ticket URL

None

End date

None

Baseline start date

None

Baseline end date

None

Task progress

None

Task mode

None

Priority

Major
Configure