We are running the upgrade on our test server but its not completing and hangs:
Screen looks like this http://prntscr.com/dpokm1and the log file is as below:
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2016-12-30 17:21:06: Starting installation of the "core" upgrade package
2016-12-30 17:21:06: Upgrading version 4.3.9 to 4.3.10
2016-12-30 17:21:06: Running as user "fleaffai"
2016-12-30 17:21:06: Executing pre-upgrade validators
2016-12-30 17:21:06: Found 0 validators at package
2016-12-30 17:21:06: Executing "collisions" validator
2016-12-30 17:21:06: Executing "permissions" validator
2016-12-30 17:21:06: Executing "restore" validator
2016-12-30 17:21:06: Backup filename is "upg_core_4.3.9-4.3.10_30Dec2016_172106"
2016-12-30 17:21:06: Preparing restore script
2016-12-30 17:21:06: Upgrades directory permissions: drwxr-xr-x fleaffai:fleaffai
2016-12-30 17:21:06: Source restore script permissions: -rw-r--r-- fleaffai:fleaffai
2016-12-30 17:21:06: Created directory for restore script at "/home/fleaffai/public_html/staging/upgrades/core_4.3.9-4.3.10/"
2016-12-30 17:21:06: Directory permissions: drwxr-xr-x fleaffai:fleaffai
2016-12-30 17:21:06: Created restore script at "/home/fleaffai/public_html/staging/upgrades/core_4.3.9-4.3.10/restore_2016-12-30_17-21-06.php"
2016-12-30 17:21:06: Restore script permissions: -rw-r--r-- fleaffai:fleaffai
2016-12-30 17:21:06: Correcting target restore script directory permissions...
2016-12-30 17:21:06: ----------
2016-12-30 17:21:06: Changing permissions of "/home/fleaffai/public_html/staging/upgrades/core_4.3.9-4.3.10/" to 755
2016-12-30 17:21:06: Using chmod()... OK
2016-12-30 17:21:06: ----------
2016-12-30 17:21:06: Target restore script directory permissions: drwxr-xr-x fleaffai:fleaffai
2016-12-30 17:21:06: Correcting upgrades directory permissions...
2016-12-30 17:21:06: ----------
2016-12-30 17:21:06: Changing permissions of "/home/fleaffai/public_html/staging/upgrades" to 755
2016-12-30 17:21:06: Using chmod()... OK
2016-12-30 17:21:06: ----------
2016-12-30 17:21:06: Upgrades directory permissions: drwxr-xr-x fleaffai:fleaffai
2016-12-30 17:21:06: Checking restore script availability via HTTP
2016-12-30 17:21:06: Executing pre-upgrade script "/home/fleaffai/public_html/staging/var/upgrade/packages/core/content/scripts/pre_script.php"
2016-12-30 17:21:07: Preparing restore script
2016-12-30 17:21:07: Upgrades directory permissions: drwxr-xr-x fleaffai:fleaffai
2016-12-30 17:21:07: Source restore script permissions: -rw-r--r-- fleaffai:fleaffai
2016-12-30 17:21:07: Created directory for restore script at "/home/fleaffai/public_html/staging/upgrades/core_4.3.9-4.3.10/"
2016-12-30 17:21:07: Directory permissions: drwxr-xr-x fleaffai:fleaffai
2016-12-30 17:21:07: Created restore script at "/home/fleaffai/public_html/staging/upgrades/core_4.3.9-4.3.10/restore_2016-12-30_17-21-06.php"
2016-12-30 17:21:07: Restore script permissions: -rw-r--r-- fleaffai:fleaffai
2016-12-30 17:21:07: Correcting target restore script directory permissions...
2016-12-30 17:21:07: ----------
2016-12-30 17:21:07: Changing permissions of "/home/fleaffai/public_html/staging/upgrades/core_4.3.9-4.3.10/" to 755
2016-12-30 17:21:07: Using chmod()... OK
2016-12-30 17:21:07: ----------
2016-12-30 17:21:07: Target restore script directory permissions: drwxr-xr-x fleaffai:fleaffai
2016-12-30 17:21:07: Correcting upgrades directory permissions...
2016-12-30 17:21:07: ----------
2016-12-30 17:21:07: Changing permissions of "/home/fleaffai/public_html/staging/upgrades" to 755
2016-12-30 17:21:07: Using chmod()... OK
2016-12-30 17:21:07: ----------
2016-12-30 17:21:07: Upgrades directory permissions: drwxr-xr-x fleaffai:fleaffai
2016-12-30 17:21:07: Checking restore script availability via HTTP
2016-12-30 17:21:07: Pre-upgrade script executed successfully
2016-12-30 17:21:07: Closing storefront
2016-12-30 17:21:07: Backing up files and database
2016-12-30 17:23:11: Backup created at "/home/fleaffai/public_html/staging/var/backups/upg_core_4.3.9-4.3.10_30Dec2016_172106.zip"
2016-12-30 17:23:11: Sending upgrade information e-mail to: admin@fleaffair.com
2016-12-30 17:23:11: Failed to send e-mail