After installing version 3.2 in ubutu I have a record in the log , which can be a cause
2015-11-15 16:45:29 INFO: Operating system name: Linux version: 2.6.32-042stab112.15 architecture: amd64
2015-11-15 16:45:29 INFO: Java runtime name: OpenJDK 64-Bit Server VM vendor: Oracle Corporation version: 24.85-b03
2015-11-15 16:45:29 INFO: Memory limit heap: 683mb non-heap: 214mb
2015-11-15 16:45:29 INFO: Character encoding: UTF-8 charset: UTF-8
2015-11-15 16:45:29 INFO: Version: 3.2-SNAPSHOT
2015-11-15 16:45:31 INFO: Starting server...
2015-11-15 16:46:14 DEBUG: AsyncSession: 1887257998 destroyed: false create userId: 1 devices: 0
2015-11-15 16:46:14 DEBUG: AsyncSession: 1887257998 destroyed: false request context: 811706196
2015-11-15 16:46:34 DEBUG: AsyncSession: 1887257998 destroyed: false requestTimeout
2015-11-15 16:46:34 DEBUG: AsyncSession: 1887257998 destroyed: false response context: 811706196
2015-11-15 16:46:34 DEBUG: AsyncSession: 1887257998 destroyed: false request context: 2011220099
2015-11-15 16:46:54 DEBUG: AsyncSession: 1887257998 destroyed: false requestTimeout
After installing version 3.2 in ubutu I have a record in the log , which can be a cause