Since the journal mailboxes contain copies of all mails sent and received, the volume of mails to be archived is usually extremely high compared to the user mailboxes.
由于日志邮箱包含所有收发邮件的副本，因此与用户邮箱相比，要归档的邮件量非常大。
2
A. Arsanjani, S. Ghosh, A. Allam, T. Abdollah, S. Ganapathy, and K. Holley, "SOMA: a method for developing service-oriented solutions", IBM System Journal, Volume 47, Number 3, 2008.
Ghosh、a . Allam、t . Abdollah、s . Ganapathy和K . Holley，“SOMA： a method for developing service - oriented solutions”，IBM System期刊，第47卷，第3号，2008年。