March 2020
Intermediate to advanced
406 pages
8h 39m
English
Content preview from Hands-On High Performance with Go
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The M struct
The M struct is labeled M for machine. The M struct is a representation of an OS thread. It contains a pointer that points to the runnable goroutine global queue (defined by the P struct). M retrieves its work from the P struct. M contains the free and waiting goroutines that are ready to be executed. Some notable M struct parameters are the following:
- A goroutine that contains a scheduling stack (go)
- Thread local storage (tls)
- A P struct for executing Go code (p)
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