Submitted a PR to make cronjob timeout customizable-

https://github.com/openshift/origin-server/pull/6089

Bilhar, how do you want to handle the docs update for this?

Sorry, I put this to ON_QA after tagging the PR merge, but it looks like the merge queue is broken so it never merged.

Commit pushed to master at https://github.com/openshift/origin-server

https://github.com/openshift/origin-server/commit/d5698ee4b33139944958b6662cf1d64a7f21d0c2
Bug 1197873
Bugzilla Link - https://bugzilla.redhat.com/show_bug.cgi?id=1197873
Using this fix a user a can have a cronjob timeout limit customizable

Wait for the new puddle.

Check on puddle [2.2.z/2015-03-16.1]

1.create an app with cron cartridge
#rhc app create xiaom1 php-5.4 cron
2. add cron job
# vim .openshift/cron/minutely/test.sh 
sleep 15
#chmod +x test.sh
3.deploy the app
#git commit -amx && git push
4.check the log
No warning message is given out

5.create  /etc/openshift/cron/limits file on the node
# vim /etc/openshift/cron/limits
MAX_RUN_TIME=10s

6. check the log
> tailf  app-root/logs/cron_minutely.log  
__________________________________________________________________________
/var/lib/openshift/xiaom-xiaom1-1/cron/bin/cron_runjobs.sh: line 114: 13377 Killed                  $executor "$SCRIPTS_DIR"
Warning: minutely cron run terminated as it exceeded max run time
__________________________________________________________________________


The configuration file take effect

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://rhn.redhat.com/errata/RHBA-2015-0779.html