howardjohn

#!/bin/bash

# Usage: go test -exec=true -toolexec=go-compile-without-link -vet=off ./...
# Preferably as an alias like `alias go-test-compile='go test -exec=true -toolexec=go-compile-without-link -vet=off'`
# This will compile all tests, but not link them (which is the least cacheable part)

if [[ "${2}" == "-V=full" ]]; then
  "$@"
  exit 0
fi

jboner

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