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Angie Chang theangelsofwar

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theangelsofwar / latency.txt
Created March 30, 2020 21:42 — forked from jboner/latency.txt
Latency Numbers Every Programmer Should Know
Latency Comparison Numbers (~2012)
----------------------------------
L1 cache reference 0.5 ns
Branch mispredict 5 ns
L2 cache reference 7 ns 14x L1 cache
Mutex lock/unlock 25 ns
Main memory reference 100 ns 20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy 3,000 ns 3 us
Send 1K bytes over 1 Gbps network 10,000 ns 10 us
Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD
@theangelsofwar
theangelsofwar / index.html
Created October 25, 2018 14:50
loggingLetters
<!DOCTYPE html>
<html>
<head>
<script type="text/javascript" src="loggingLetters.js"></script>
</head>
<body bgcolor="lavender">
</body>
</html>
@theangelsofwar
theangelsofwar / index.html
Created October 25, 2018 14:03
saintlaurentmask
<html>
<body align=center bgcolor="lightblue">
<p> </p> <p> </p><br> </br><br> </br>
<button class="start">start</button>
&nbsp;
<button class="clear">clear</button></body>
</html>