ENH: Add joblog output to example 2

README.md

@@ -97,27 +97,45 @@ last job 2339010 had nothing to do and completed immediately in 0
 seconds.
 
 ```
-Started SLURM job 2339006
-Task 5 started (seed 2339006, random number 0) ... succeeded!
-Task 1 started (seed 2339006, random number 1) ... failed!
-Task 2 started (seed 2339006, random number 2) ... failed!
-Task 3 started (seed 2339006, random number 3) ... failed!
-Task 4 started (seed 2339006, random number 4) ... succeeded!
-Completed SLURM job 2339006 in   00:00:05
-Started SLURM job 2339007
-Task 3 started (seed 2339007, random number 1) ... failed!
-Task 1 started (seed 2339007, random number 2) ... failed!
-Task 2 started (seed 2339007, random number 4) ... succeeded!
-Completed SLURM job 2339007 in   00:00:05
-Started SLURM job 2339008
-Task 1 started (seed 2339008, random number 3) ... failed!
-Task 3 started (seed 2339008, random number 4) ... succeeded!
-Completed SLURM job 2339008 in   00:00:05
-Started SLURM job 2339009
-Task 1 started (seed 2339009, random number 4) ... succeeded!
-Completed SLURM job 2339009 in   00:00:04
-Started SLURM job 2339010
-Completed SLURM job 2339010 in   00:00:00
+Started SLURM job 2346932
+Task 5 started (seed 2346932, random number 0) ... succeeded!
+Task 3 started (seed 2346932, random number 1) ... failed!
+Task 1 started (seed 2346932, random number 2) ... failed!
+Task 4 started (seed 2346932, random number 3) ... failed!
+Task 2 started (seed 2346932, random number 4) ... succeeded!
+Completed SLURM job 2346932 in   00:00:05 
+Started SLURM job 2346933
+Task 4 started (seed 2346933, random number 2) ... failed!
+Task 1 started (seed 2346933, random number 3) ... failed!
+Task 3 started (seed 2346933, random number 4) ... succeeded!
+Completed SLURM job 2346933 in   00:00:05 
+Started SLURM job 2346934
+Task 4 started (seed 2346934, random number 1) ... failed!
+Task 1 started (seed 2346934, random number 4) ... succeeded!
+Completed SLURM job 2346934 in   00:00:04 
+Started SLURM job 2346935
+Task 4 started (seed 2346935, random number 0) ... succeeded!
+Completed SLURM job 2346935 in   00:00:00 
+Started SLURM job 2346936
+Completed SLURM job 2346936 in   00:00:01 
+```
+
+The `joblog` file shows the failing jobs with "Exitval" of 1:
+
+```console
+$ cat joblog
+Seq	Host	Starttime	JobRuntime	Send	Receive	Exitval	Signal	Command
+5	cn332	1557788313.413	     0.199	0	62	0	0	./script_that_sometimes_fails.sh 5
+3	cn332	1557788313.187	     1.162	0	59	1	0	./script_that_sometimes_fails.sh 3
+1	cn332	1557788312.971	     2.197	0	59	1	0	./script_that_sometimes_fails.sh 1
+4	cn332	1557788313.296	     3.175	0	59	1	0	./script_that_sometimes_fails.sh 4
+2	cn332	1557788313.080	     4.209	0	62	0	0	./script_that_sometimes_fails.sh 2
+4	cn332	1557788318.093	     2.180	0	59	1	0	./script_that_sometimes_fails.sh 4
+1	cn332	1557788317.867	     3.220	0	59	1	0	./script_that_sometimes_fails.sh 1
+3	cn332	1557788317.976	     4.207	0	62	0	0	./script_that_sometimes_fails.sh 3
+4	cn332	1557788322.804	     1.471	0	59	1	0	./script_that_sometimes_fails.sh 4
+1	cn332	1557788322.695	     4.200	0	62	0	0	./script_that_sometimes_fails.sh 1
+4	cn332	1557788327.417	     0.162	0	62	0	0	./script_that_sometimes_fails.sh 4
 ```
 
 ### Example 3: Parameter Sweep