Настройка плагина бэкапов BackWpup

при запуске задания на бэкап выдает такие логи с ошибками:

2012/08/08 02:35.28: FTP Client command: SYST
2012/08/08 02:35.28: FTP Server reply: UNIX
2012/08/08 02:35.28: FTP Client command: PASV
2012/08/08 02:35.28: FTP Server reply: Entering Passive Mode
2012/08/08 02:35.28: Upload to FTP now started ...
2012/08/08 02:35.29: Backup transferred to FTP server: /backup/backwpup_1_2012-08-08_02-03-59.zip
2012/08/08 02:35.29: One file deleted on FTP Server
2012/08/08 02:35.29: Job done in 1890 sec.
2012/08/08 03:49.30: [ERROR]Allowed memory size of 134217728 bytes exhausted (tried to allocate 14254527 bytes)
2012/08/08 04:09.43: [ERROR]Allowed memory size of 134217728 bytes exhausted (tried to allocate 14673331 bytes)
2012/08/08 04:14.05: [ERROR]Allowed memory size of 134217728 bytes exhausted (tried to allocate 14673331 bytes)
2012/08/08 02:35.19: [ERROR] Job restarted, bcause inactivity!
2012/08/08 02:35.20: [ERROR] Step arborted has too many trys!
2012/08/08 02:35.20: 1. try to create backup zip (PclZip) archive...
2012/08/08 02:35.28: Backup zip archive create done
2012/08/08 02:35.28: Archive size is 2.3 MB
2012/08/08 02:35.28: 1. try to sending backup file to a FTP Server...
2012/08/08 02:35.28: Connected to FTP server: 78.108.83.190:21
2012/08/08 02:35.28: FTP Client command: USER emets
2012/08/08 02:35.28: FTP Server reply: User emets logged in.
2012/08/08 02:35.28: FTP Client command: SYST
2012/08/08 02:35.28: FTP Server reply: UNIX
2012/08/08 02:35.28: FTP Client command: PASV
2012/08/08 02:35.28: FTP Server reply: Entering Passive Mode
2012/08/08 02:35.28: Upload to FTP now started ...
2012/08/08 02:35.29: Backup transferred to FTP server: /backup/backwpup_1_2012-08-08_02-03-59.zip
2012/08/08 02:35.29: One file deleted on FTP Server
2012/08/08 02:35.29: Job done in 1890 sec.
2012/08/08 03:49.30: [ERROR]Allowed memory size of 134217728 bytes exhausted (tried to allocate 14254527 bytes)
2012/08/08 04:09.43: [ERROR]Allowed memory size of 134217728 bytes exhausted (tried to allocate 14673331 bytes)
2012/08/08 04:14.05: [ERROR]Allowed memory size of 134217728 bytes exhausted (tried to allocate 14673331 bytes)
2012/08/08 02:35.19: [ERROR] Job restarted, bcause inactivity!
2012/08/08 02:35.20: [ERROR] Step arborted has too many trys!
2012/08/08 02:35.20: 1. try to create backup zip (PclZip) archive...
2012/08/08 02:35.28: Backup zip archive create done
2012/08/08 02:35.28: Archive size is 2.3 MB
2012/08/08 02:35.28: 1. try to sending backup file to a FTP Server...
2012/08/08 02:35.28: Connected to FTP server: 78.108.83.190:21
2012/08/08 02:35.28: FTP Client command: USER emets
2012/08/08 02:35.28: FTP Server reply: User emets logged in.
2012/08/08 02:35.28: FTP Client command: SYST
2012/08/08 02:35.28: FTP Server reply: UNIX
2012/08/08 02:35.28: FTP Client command: PASV
2012/08/08 02:35.28: FTP Server reply: Entering Passive Mode
2012/08/08 02:35.28: Upload to FTP now started ...
2012/08/08 02:35.29: Backup transferred to FTP server: /backup/backwpup_1_2012-08-08_02-03-59.zip
2012/08/08 02:35.29: One file deleted on FTP Server
2012/08/08 02:35.29: Job done in 1890 sec.
<strong>2012/08/08 03:49.30: [ERROR]Allowed memory size of 134217728 bytes exhausted (tried to allocate 14254527 bytes)
2012/08/08 04:09.43: [ERROR]Allowed memory size of 134217728 bytes exhausted (tried to allocate 14673331 bytes)
2012/08/08 04:14.05: [ERROR]Allowed memory size of 134217728 bytes exhausted (tried to allocate 14673331 bytes)</strong>

хотя бэкап делает, не подскажите что за ошибки и как можно устранить?