Skip to content

Instantly share code, notes, and snippets.

neil saitug niftynei

Block or report user

Report or block niftynei

Hide content and notifications from this user.

Learn more about blocking users

Contact Support about this user’s behavior.

Learn more about reporting abuse

Report abuse
View GitHub Profile
anonymous / arch_install
Created Nov 22, 2012
arch install
View arch_install
systemctl enable sshd.service
systemctl start sshd.service
parted -s /dev/sda mklabel gpt
parted -s /dev/sda mkpart "primary" "fat16" "50MB" "60MB"
parted -s /dev/sda mkpart "primary" "ext4" "1%" "99%"
parted -s /dev/sda set 1 bios_grub on
mkfs.ext4 /dev/sda2
jboner / latency.txt
Last active Feb 24, 2020
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
You can’t perform that action at this time.