[root@cpmlx-edgv2-01 patch_12.1.2.1.2.150617.1]# ./patchmgr -cells /u01/patch/cell_group -patch_check_prereq
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NOTE Cells will reboot during the patch or rollback process.
NOTE For non-rolling patch or rollback, ensure all ASM instances using
NOTE the cells are shut down for the duration of the patch or rollback.
NOTE For rolling patch or rollback, ensure all ASM instances using
NOTE the cells are up for the duration of the patch or rollback.

WARNING Do not start more than one instance of patchmgr.
WARNING Do not interrupt the patchmgr session.
WARNING Do not alter state of ASM instances during patch or rollback.
WARNING Do not resize the screen. It may disturb the screen layout.
WARNING Do not reboot cells or alter cell services during patch or rollback.
WARNING Do not open log files in editor in write mode or try to alter them.

NOTE All time estimates are approximate.
NOTE You may interrupt this patchmgr run in next 60 seconds with CONTROL-c.
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2015-06-28 16:37:34 -0300        :Working: DO: Check cells have ssh equivalence for root user. Up to 10 seconds per cell ...
2015-06-28 16:37:36 -0300        :SUCCESS: DONE: Check cells have ssh equivalence for root user.
2015-06-28 16:37:40 -0300        :Working: DO: Initialize files, check space and state of cell services. Up to 1 minute ...
2015-06-28 16:37:42 -0300        :SUCCESS: DONE: Initialize files, check space and state of cell services.
2015-06-28 16:38:26 -0300        :SUCCESS: DONE: Initialize files, check space and state of cell services.
2015-06-28 16:38:26 -0300        :Working: DO: Copy, extract prerequisite check archive to cells. If required start md11 mismatched partner size correction. Up to 40 minutes ...
2015-06-28 16:38:39 -0300 Wait correction of degraded md11 due to md partner size mismatch. Up to 30 minutes.


2015-06-28 16:38:41 -0300        :SUCCESS: DONE: Copy, extract prerequisite check archive to cells. If required start md11 mismatched partner size correction.
2015-06-28 16:38:41 -0300        :Working: DO: Check prerequisites on all cells. Up to 2 minutes ...
2015-06-28 16:39:22 -0300        :SUCCESS: DONE: Check prerequisites on all cells.
2015-06-28 16:39:22 -0300        :Working: DO: Execute plugin check for Patch Check Prereq ...
2015-06-28 16:39:22 -0300 :INFO: Patchmgr plugin start: Prereq check for exposure to bug 17854520 v1.3. Details in logfile /u01/patch/patch_12.1.2.1.2.150617.1/patchmgr.stdout.
2015-06-28 16:39:22 -0300 :SUCCESS: No exposure to bug 17854520 with non-rolling patching
2015-06-28 16:39:22 -0300        :SUCCESS: DONE: Execute plugin check for Patch Check Prereq.

[root@cpmlx-edgv2-01 patch_12.1.2.1.2.150617.1]#