Linux performance

putting /tmp on tmpfs

https://blog.ubuntu.com/2016/01/20/data-driven-analysis-tmp-on-tmpfs

Interrupt Coalescence

ubuntu 16 default

Interrupt Coalescence (IC)

$ethtool -c enp0s25
Coalesce parameters for enp0s25:
Adaptive RX: off  TX: off

Pause frames

$ethtool -a enp0s25
Pause parameters for enp0s25:
Autonegotiate:	on
RX:		on
TX:		on

network

Tuning the network adapter (NIC)

use Jumbo frames

ifconfig eth0 mtu 9000

ip result for a healthy system with no packet drops

ip -s link show eth0

stop irqbalance for home user

sudo systemctl disable/stop irqbalance

network-performance-monitoring

https://opensourceforu.com/2016/10/network-performance-monitoring/

Linux Network (TCP) Performance Tuning with Sysctl

https://www.slashroot.in/linux-network-tcp-performance-tuning-sysctl

Avatar
Wu Bigo

多年的公有云,混合云,PAAS,服务网格建设经验.管理超过50P的数据仓库和基于HADOOP生态的大数据分析平台

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