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This article mainly introduces the example analysis of concurrent execution in Linux, which is very detailed and has certain reference value. Friends who are interested must finish it!

The concurrency function of

Time for i in `grep server / etc/hosts | awk'{print $1}'`; do (ssh $I "echo 123; sleep 1; echo 456" &); donereal 0m0.063suser 0m0.016ssys 0m0.004s

Concurrency function of xargs

Time grep server / etc/hosts | awk'{print $1}'| xargs-P 24-I {} ssh {} "echo 123; sleep 1; echo 456" real 0m3.747suser 0m1.136ssys 0m0.112s

Concurrency is actually very simple, do not need dozens of lines of golang or python code, do not need the installation environment, compilation and other tedious steps, just get back to simplicity.

The above is all the content of the article "sample Analysis of concurrent execution in Linux". Thank you for reading! Hope to share the content to help you, more related knowledge, welcome to follow the industry information channel!

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