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Page faults left and right

David Jimenez dvejmz

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Page faults left and right
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@miguelmota
miguelmota / README.md
Last active Apr 29, 2021
Multiple accounts with Mutt E-Mail Client (gmail example)
View README.md

How to set up multiple accounts with Mutt E-mail Client

Thanks to this article by Christoph Berg

Instructions

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@garethrees
garethrees / plot.p
Last active Apr 6, 2020
Graphing apache benchmark results with gnuplot
View plot.p
# Output to a jpeg file
set terminal jpeg size 1280,720
# Set the aspect ratio of the graph
set size 1, 1
# The file to write to
set output "timeseries.jpg"
# The graph title
View gist:4216897
0 = Success
1 = Operation not permitted
2 = No such file or directory
3 = No such process
4 = Interrupted system call
5 = Input/output error
6 = No such device or address
7 = Argument list too long
8 = Exec format error
@jboner
jboner / latency.txt
Last active May 8, 2021
Latency Numbers Every Programmer Should Know
View latency.txt
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
@bartoszmajsak
bartoszmajsak / prepare-commit-msg.sh
Last active Apr 29, 2021
How to automatically prepend git commit with a branch name
View prepare-commit-msg.sh
#!/bin/bash
# This way you can customize which branches should be skipped when
# prepending commit message.
if [ -z "$BRANCHES_TO_SKIP" ]; then
BRANCHES_TO_SKIP=(master develop test)
fi
BRANCH_NAME=$(git symbolic-ref --short HEAD)
BRANCH_NAME="${BRANCH_NAME##*/}"