buildkit/cmd/buildkitd/config/gcpolicy_unix.go

18 lines
323 B
Go

// +build !windows
package config
import (
"syscall"
)
func DetectDefaultGCCap(root string) int64 {
var st syscall.Statfs_t
if err := syscall.Statfs(root, &st); err != nil {
return defaultCap
}
diskSize := int64(st.Bsize) * int64(st.Blocks)
avail := diskSize / 10
return (avail/(1<<30) + 1) * 1e9 // round up
}