<div dir="ltr"><div>Hello All,</div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span>For my meetup, I attended the New York SRE Tech Talks on April 26 at Facebook's NYC Office.</div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span>The meet-up was divided into three parts:</div><div><br></div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span>I.G.I.G.E.E. Data-center network</div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span>The talker introduced "old" network topology and "New" approach topology named CLOS topology. In other words, CLOS topology is every DCs connect to all servers. In such topology, connections between servers do not depend on the connections between DCs and the network will be still available even though some of DCs go down.</div><div><br></div><div><br></div><div><br></div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span>II Automating the Linux kernel validation</div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span> 1.Kernel testing.</div><div><br></div><div> Tools:</div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span> xfstests</div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span> Fio: Flexible I/O tester</div><div><br></div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span> Kernel fuzing </div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span> <span class="gmail-Apple-tab-span" style="white-space:pre"> </span>tools:</div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span> <span class="gmail-Apple-tab-span" style="white-space:pre"> </span>trinity</div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span> <span class="gmail-Apple-tab-span" style="white-space:pre"> </span>syzkaller</div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span> <span class="gmail-Apple-tab-span" style="white-space:pre"> </span>perf_fuzzer</div><div><br></div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span> Static analysis and debugging tools</div><div> Tools:</div><div> Coccinelle</div><div> GCC warnings</div> Kazan<div> Others debug compile options</div><div> <a href="http://kerneltests.org">kerneltests.org</a></div><div> </div><div> Extending tests</div><div><br></div><div> Network testing </div><div> Replicate workload</div><div> Performances regressions</div><div> Specific bugs</div><div> Adding coverage</div><div><br></div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span>III Google on Dependency Traps and Gotchas</div><div><br></div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span> ACL</div><div><br></div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span>bootstrap dependency loop</div><div><br></div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span>data dependency lock</div><div><br></div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span>Finally，Actually I do not really understand the most of the knowledge, So I can only write down some keywords. I will prepare in next time. Anyway, thanks for this opportunity let me learn the knowledge and come to Facebook NYC</div><div><span class="gmail-Apple-tab-span" style="white-space:pre"> </span>office. </div><div><br></div><div><br></div><div>Thanks for reading.</div><div>Erte Xia</div><div><div class="gmail_signature"><div dir="ltr"><div><div><div><div>Erte Xia <br></div>Dept: Computer Science <br></div>CWID:<span>10409776<br></span></div><span>T:9172921575<br></span></div><span><br></span></div></div></div>
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