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Check for invalid CPU limit for cgroups

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This commit is contained in:
Alex Dadgar 2015-10-19 11:28:05 -07:00
parent 8582b4d7f9
commit 489b9a925b
1 changed files with 4 additions and 0 deletions
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4
client/executor/exec_linux.go
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@ -196,6 +196,10 @@ func (e *LinuxExecutor) configureCgroups(resources *structs.Resources) error {
}
if resources.CPU > 0.0 {
if resources.CPU < 2.0 {
return fmt.Errorf("resources.CPU must be equal to or greater than 2.0: %v", resources.CPU)
}
// Set the relative CPU shares for this cgroup.
// The simplest scale is 1 share to 1 MHz so 1024 = 1GHz. This means any
// given process will have at least that amount of resources, but likely