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wusheng pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/skywalking-rover.git
The following commit(s) were added to refs/heads/main by this push:
new b083cf6 Enhance the boottime for getting the nanosecond (#63)
b083cf6 is described below
commit b083cf6cf5810ee1a6cd0bd7169abbb03ec0769f
Author: mrproliu <[email protected]>
AuthorDate: Fri Dec 2 14:11:30 2022 +0800
Enhance the boottime for getting the nanosecond (#63)
---
pkg/tools/host/time.go | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/pkg/tools/host/time.go b/pkg/tools/host/time.go
index b1ef253..7cc8a78 100644
--- a/pkg/tools/host/time.go
+++ b/pkg/tools/host/time.go
@@ -21,20 +21,23 @@ import (
"fmt"
"time"
- v3 "skywalking.apache.org/repo/goapi/collect/common/v3"
+ "golang.org/x/sys/unix"
- "github.com/shirou/gopsutil/host"
+ v3 "skywalking.apache.org/repo/goapi/collect/common/v3"
)
// BootTime the System boot time
var BootTime time.Time
func init() {
- boot, err := host.BootTime()
+ var ts unix.Timespec
+ err := unix.ClockGettime(unix.CLOCK_MONOTONIC, &ts)
+ now := time.Now()
if err != nil {
panic(fmt.Errorf("init boot time error: %v", err))
}
- BootTime = time.Unix(int64(boot), 0)
+ bootTimeNano := now.UnixNano() - ts.Nano()
+ BootTime = time.Unix(bootTimeNano/1e9, bootTimeNano%1e9)
}
func TimeToInstant(bpfTime uint64) *v3.Instant {
