<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Hi Chris,<div class=""><br class=""></div><div class="">I suggest you invest your time in understanding how NFD's content store policies are working (as described in <a href="https://named-data.net/publications/techreports/ndn-0021-10-nfd-developer-guide/" class="">https://named-data.net/publications/techreports/ndn-0021-10-nfd-developer-guide/</a> and in source code).  What you're referring is "old" content store policies (implemented inside utils/trie/ folder) that will be removed in the next version of ndnSIM as they are effectively duplicate the mainstream function at this time.<br class=""><div><br class=""></div><div>--</div><div>Alex</div><div><br class=""><blockquote type="cite" class=""><div class="">On Apr 15, 2019, at 10:51 AM, <a href="mailto:yao930@mail.ustc.edu.cn" class="">yao930@mail.ustc.edu.cn</a> wrote:</div><br class="Apple-interchange-newline"><div class="">Hello all,<div class=""><br class=""></div><div class="">I am a student from USTC, and I am doing experiment with ndnSIM2.7 recently.</div><div class=""><br class=""></div><div class="">I am confused about where the implementation of the replacement strategy  LFU is. I tried to search "ns3::ndn::cs::Lfu" globally, but that returned results only in some documents, not source code.</div><div class=""><br class=""></div><div class="">So where are those source codes exactly lies in?</div><div class=""><br class=""></div><div class="">Any hints would be greatly appreciated~ and thanks a lot~</div><div class=""><br class=""></div><div class="">Best regards,</div><div class="">Chris Chen</div>_______________________________________________<br class="">ndnSIM mailing list<br class=""><a href="mailto:ndnSIM@lists.cs.ucla.edu" class="">ndnSIM@lists.cs.ucla.edu</a><br class=""><a href="http://www.lists.cs.ucla.edu/mailman/listinfo/ndnsim" class="">http://www.lists.cs.ucla.edu/mailman/listinfo/ndnsim</a><br class=""></div></blockquote></div><br class=""><div class="">
<div dir="auto" style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">______________<br class="">Alex Afanasyev<br class="">Assistant Professor, SCIS, Florida International University<br class="">11200 SW 8th Street, PG6 Room 140D, Miami, FL 33199<br class="">phone: +1.305.348.4960 (office); <a href="mailto:aa@cs.fiu.edu" class="">email: aa@cs.fiu.edu</a><br class="">web: <a href="https://users.cs.fiu.edu/~afanasyev/" class="">https://users.cs.fiu.edu/~afanasyev/</a><br class=""><br class=""></div>

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