Optional. The PROPID_Q_JOURNAL_QUOTA property specifies the maximum size (in kilobytes) of the journal queue.
To set the size of journal queue, pass PROPID_Q_JOURNAL_QUOTA to MQCreateQueue.
To change the size of a journal queue, pass PROPID_Q_JOURNAL_QUOTA to MQSetQueueProperties.
To find the size of a journal queue, pass PROPID_Q_JOURNAL_QUOTA to MQGetQueueProperties and examine its returned value.
MQCreateQueue, MQGetQueueProperties, MQSetQueueProperties, PROPID_Q_JOURNAL