dineshputchala

As per CRIU team , its issue in Oracle UEK v5.4 . Can you please check ?

Attached the restore.log [restore.log](https://github.com/checkpoint-restore/criu/files/1486450/restore.log)

@tkhai @adrianreber @avagin Docker host details: bash-4.2$ docker -v Docker version 17.06.2-ol, build d02b7ab bash-4.2$ uname -a Linux slc12moz 4.1.12-61.1.27.el7uek.x86_64 #2 SMP Fri Feb 3 12:31:56 PST 2017 x86_64 x86_64...

@avagin In the link shared by you, Bug #296 is mentioned and it is in open state . This Bug seems to be new feature to be added in CRIU...

Installed CRIU 3.6 on my machine by building it as this package was not available in my repos. It took some time due to resolving lot of dependencies while building...

@avagin Attempted checkpoint/restore expt again on Oracle Database Server 12c R2 with latest CRIU version (3.6) ! This time, its different story ... I was able to do checkpoint and...

Similar issue is observed in bug https://github.com/checkpoint-restore/criu/issues/296 which requires changes in kernel and then in CRIU.

From alert log, Warning: VKTM detected a forward time drift. Time drifts can result in unexpected behavior such as time-outs. Please see the VKTM trace file for more details: /u01/app/oracle/diag/rdbms/orclcdb/ORCLCDB/trace/ORCLCDB_vktm_64.trc...

Any update on this time-namespace feature implementation in kernel and CRIU ?

@adrianreber @avagin Any update on implementation of time-namespace ?