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feat: increase time resolution when possible (collectors: os, system, time) (#2047)

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This commit is contained in:
Lapo Luchini
2025-06-20 13:12:26 +02:00
committed by GitHub
parent 66cd489c4a
commit 59ac3072b1
8 changed files with 8 additions and 8 deletions
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2
docs/collector.time.md
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@@ -30,7 +30,7 @@ Matching is case-sensitive.
| `windows_time_ntp_round_trip_delay_seconds` | Total roundtrip delay experienced by the NTP client in receiving a response from the server for the most recent request, in seconds. This is the time elapsed on the NTP client between transmitting a request to the NTP server and receiving a valid response from the server. | gauge | None |
| `windows_time_ntp_server_outgoing_responses_total` | Total number of requests responded to by the NTP server. | counter | None |
| `windows_time_ntp_server_incoming_requests_total` | Total number of requests received by the NTP server. | counter | None |
| `windows_time_current_timestamp_seconds` | Current time as reported by the operating system, in [Unix time](https://en.wikipedia.org/wiki/Unix_time). See [time.Unix()](https://golang.org/pkg/time/#Unix) for details | gauge | None |
| `windows_time_current_timestamp_seconds` | Current time as reported by the operating system, in [Unix time](https://en.wikipedia.org/wiki/Unix_time). See [time.UnixMicro()](https://golang.org/pkg/time/#UnixMicro) for details | gauge | None |
| `windows_time_timezone` | Current timezone as reported by the operating system. | gauge | `timezone` |
| `windows_time_clock_sync_source` | This value reflects the sync source of the system clock. | gauge | `type` |

2
internal/collector/filetime/filetime.go
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@@ -172,7 +172,7 @@ func (c *Collector) collectGlobFilePath(ch chan<- prometheus.Metric, filePattern
ch <- prometheus.MustNewConstMetric(
c.fileMTime,
prometheus.GaugeValue,
float64(fileInfo.ModTime().UTC().Unix()),
float64(fileInfo.ModTime().UTC().UnixMicro())/1e6,
filePath,
)
}

2
internal/collector/logon/logon.go
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@@ -96,7 +96,7 @@ func (c *Collector) Collect(ch chan<- prometheus.Metric) error {
ch <- prometheus.MustNewConstMetric(
c.sessionInfo,
prometheus.GaugeValue,
float64(session.LogonTime.Unix()),
float64(session.LogonTime.UnixMicro())/1e6,
session.LogonId.String(), session.UserName, session.LogonDomain, session.LogonType.String(),
)
}

2
internal/collector/os/os.go
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@@ -290,7 +290,7 @@ func (c *Collector) collectTime(ch chan<- prometheus.Metric) error {
ch <- prometheus.MustNewConstMetric(
c.time,
prometheus.GaugeValue,
float64(time.Now().Unix()),
float64(time.Now().UnixMicro())/1e6,
)
ch <- prometheus.MustNewConstMetric(

2
internal/collector/process/process_worker.go
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@@ -142,7 +142,7 @@ func (c *Collector) collectWorker() {
name, pidString, parentPID, strconv.Itoa(int(processGroupID)), processOwner, cmdLine,
)
startTime := float64(time.Now().Unix() - int64(data.ElapsedTime))
startTime := float64(time.Now().UnixMicro())/1e6 - data.ElapsedTime
ch <- prometheus.MustNewConstMetric(
c.startTimeOld,

2
internal/collector/system/system.go
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@@ -141,7 +141,7 @@ func (c *Collector) Build(_ *slog.Logger, _ *mi.Session) error {
nil,
)
c.bootTimeTimestamp = float64(time.Now().Unix() - int64(kernel32.GetTickCount64()/1000))
c.bootTimeTimestamp = float64(uint64(time.Now().UnixMilli())-kernel32.GetTickCount64()) / 1000
var err error

2
internal/collector/time/time.go
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@@ -245,7 +245,7 @@ func (c *Collector) collectTime(ch chan<- prometheus.Metric) error {
ch <- prometheus.MustNewConstMetric(
c.currentTime,
prometheus.GaugeValue,
float64(time.Now().Unix()),
float64(time.Now().UnixMicro())/1e6,
)
timeZoneInfo, err := kernel32.GetDynamicTimeZoneInformation()

2
internal/collector/update/update.go
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@@ -405,7 +405,7 @@ func (c *Collector) fetchUpdates(logger *slog.Logger, usd *ole.IDispatch) ([]pro
metricsBuf = append(metricsBuf, prometheus.MustNewConstMetric(
c.lastScrapeMetric,
prometheus.GaugeValue,
float64(time.Now().Unix()),
float64(time.Now().UnixMicro())/1e6,
))
return metricsBuf, nil