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Dario Boscaratto scarabotto

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Keybase proof

I hereby claim:

  • I am scarabotto on github.
  • I am scarabotto (https://keybase.io/scarabotto) on keybase.
  • I have a public key ASAIPZXSpktN3DWC6VCQwLXX06wJ7-syRQNs7cYal_hQowo

To claim this, I am signing this object:

@scarabotto
scarabotto / latency.txt
Created Oct 25, 2015 — forked from jboner/latency.txt
Latency Numbers Every Programmer Should Know
View latency.txt
Latency Comparison Numbers
--------------------------
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
Send 1K bytes over 1 Gbps network 10,000 ns 0.01 ms
Read 4K randomly from SSD* 150,000 ns 0.15 ms