Hi, Mr Wang, Thanks for your constructive suggestions! It's really helpful for me! I will try to get more traces about the writeback requests. Thank you!
>Message: 2 >Date: Tue, 19 Apr 2016 15:02:45 -0400 >From: Yipeng Wang <[email protected]> >To: gem5 users mailing list <[email protected]> >Subject: Re: [gem5-users] How to inject user-defined data request into > >shared cache system >Message-ID: > <cajdusqrgi4ne9xzzbhnpcsry5a66n4p+2surew1_rzbnmf7...@mail.gmail.com> >Content-Type: text/plain; charset="utf-8" > >I think you are on the right path. I draw similar conclusion from the debug >trace. > >My guess is your writeback pkt stuck in the write buffer although it has >been sent to L2 cache. You may want to track your writeback packet in the >write buffer, check if it is correctly moved forward in the readyList and >has been markInService properly. Check if it has been erased from the >ready list and not block the buffer.
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