09.06.2017 11:00:46.605 [BackupDBTask                                 ] INFO  === Backup process started  ===
09.06.2017 11:00:46.621 [BackupDBTask                                 ] INFO  Creating DB backup (step 1/3)
09.06.2017 11:00:46.796 [MLog-Init-Reporter                           ] INFO  MLog clients using slf4j logging.
09.06.2017 11:00:46.919 [BackupDBTask                                 ] INFO  Initializing c3p0-0.9.5.2 [built 08-December-2015 22:06:04 -0800; debug? true; trace: 10]
09.06.2017 11:00:47.210 [BackupDBTask                                 ] INFO  Initializing c3p0 pool... com.mchange.v2.c3p0.ComboPooledDataSource [ acquireIncrement -> 3, acquireRetryAttempts -> 30, acquireRetryDelay -> 1000, autoCommitOnClose -> false, automaticTestTable -> null, breakAfterAcquireFailure -> false, checkoutTimeout -> 45000, connectionCustomizerClassName -> null, connectionTesterClassName -> com.mchange.v2.c3p0.impl.DefaultConnectionTester, contextClassLoaderSource -> caller, dataSourceName -> 1hge2gy9o12t4dm71juoyi2|2804584b, debugUnreturnedConnectionStackTraces -> false, description -> null, driverClass -> com.mysql.jdbc.Driver, extensions -> {}, factoryClassLocation -> null, forceIgnoreUnresolvedTransactions -> false, forceSynchronousCheckins -> true, forceUseNamedDriverClass -> false, identityToken -> 1hge2gy9o12t4dm71juoyi2|2804584b, idleConnectionTestPeriod -> 180, initialPoolSize -> 40, jdbcUrl -> jdbc:mysql://127.0.0.1:3306/nms?useSSL=false, maxAdministrativeTaskTime -> 30, maxConnectionAge -> 18000, maxIdleTime -> 0, maxIdleTimeExcessConnections -> 0, maxPoolSize -> 250, maxStatements -> 0, maxStatementsPerConnection -> 0, minPoolSize -> 40, numHelperThreads -> 10, preferredTestQuery -> null, privilegeSpawnedThreads -> false, properties -> {user=******, password=******}, propertyCycle -> 0, statementCacheNumDeferredCloseThreads -> 0, testConnectionOnCheckin -> false, testConnectionOnCheckout -> true, unreturnedConnectionTimeout -> 0, userOverrides -> {}, usesTraditionalReflectiveProxies -> false ]
09.06.2017 11:00:51.289 [Exec Stream Pumper                           ] INFO  Creating archives backup (step 2/3)
09.06.2017 11:00:51.291 [Exec Stream Pumper                           ] INFO    Prepare topology configuration files for backup
09.06.2017 11:00:51.322 [Exec Stream Pumper                           ] INFO    Prepare CS backup files for backup
09.06.2017 11:00:51.345 [Exec Stream Pumper                           ] INFO    Prepare Fault archive files for backup
09.06.2017 11:00:51.371 [Exec Stream Pumper                           ] INFO    Prepare PM archive files for backup
09.06.2017 11:00:51.439 [BackupDBTask                                 ] INFO  Creating ZIP archive (step 3/3)
09.06.2017 11:00:51.471 [BackupDBTask                                 ] INFO  ===============================
09.06.2017 11:00:51.477 [BackupDBTask                                 ] ERROR Task execution failed, task: com.ngsoft.lightwatch.backup.logic.tasks.BackupTask@5f8cbdf0
org.apache.commons.exec.ExecuteException: Process exited with an error: 255 (Exit value: 255)
    at org.apache.commons.exec.DefaultExecutor.executeInternal(DefaultExecutor.java:404)
    at org.apache.commons.exec.DefaultExecutor.execute(DefaultExecutor.java:166)
    at org.apache.commons.exec.DefaultExecutor.execute(DefaultExecutor.java:153)
    at com.ngsoft.lightwatch.backup.logic.tasks.BackupTask.backupDB(Unknown Source)
    at com.ngsoft.lightwatch.backup.logic.tasks.BackupTask.runTask(Unknown Source)
    at com.ngsoft.lightwatch.backup.logic.AbstractTask.run(Unknown Source)
    at java.lang.Thread.run(Thread.java:745)