Unable to create durable queues in tmpfs by moving the qpid store to /dev/shm

Issue

• When the store is moved to a tmpfs file system under /dev/shm, durable queue creation fails with :

2012-03-21 01:17:50 error Unexpected exception: Queue test2: create() failed: jexception 0x0400 fcntl::clean_file() threw JERR_FCNTL_OPENWR: Unable to open file for write. (open() failed: errno=22 (Invalid argument)) (MessageStoreImpl.cpp:533)
2012-03-21 01:17:50 error Connection 127.0.0.1:5672-127.0.0.1:46925 closed by error: Queue test2: create() failed: jexception 0x0400 fcntl::clean_file() threw JERR_FCNTL_OPENWR: Unable to open file for write. (open() failed: errno=22 (Invalid argument)) (MessageStoreImpl.cpp:533)(501)
2012-03-21 01:20:17 notice Journal "test2": Created