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_____ From: quanlong [mailto:quanl...@mail.ustc.edu.cn] Sent: Wednesday, September 23, 2009 8:36 AM To: dev Subject: [general]What's the meaning of 4 color bits in mark-sweep collection algorithm Hi,everyone, In Harmony(version 608801),there are 4 color bits used in mark-sweep collection algorithm. What's the meaning of each color bit and the way in which they are changed? Regards, quanlong 2009-09-23 _____ quanlong