VictoriaMetrics/lib/fs/copy_mmap_nocgo.go
2020-01-30 15:16:16 +02:00

12 lines
386 B
Go

// +build !cgo
package fs
// copyMmap copies len(dst) bytes from src to dst.
func copyMmap(dst, src []byte) {
// This may lead to goroutines stalls when the copied data isn't available in RAM.
// In this case the OS triggers reading the data from file.
// See https://medium.com/@valyala/mmap-in-go-considered-harmful-d92a25cb161d for details.
// TODO: fix this
copy(dst, src)
}