[host] linux: use uptime even if docker guest.

7 years ago · 28f7cb0d63
parent 5776ff9c7c
commit 28f7cb0d63
1 changed files with 3 additions and 0 deletions
--- a/host/host_linux.go
+++ b/host/host_linux.go
@ -113,6 +113,9 @@ func BootTimeWithContext(ctx context.Context) (uint64, error) {
 	if system == "lxc" && role == "guest" {
 		// if lxc, /proc/uptime is used.
 		statFile = "uptime"
+	} else if system == "docker" && role == "guest" {
+		// also docker, guest
+		statFile = "uptime"
 	}

 	filename := common.HostProc(statFile)