cc-metric-collector/collectors/nvidiaMetric.go
2022-01-26 18:45:23 +01:00

275 lines
8.8 KiB
Go

package collectors
import (
"encoding/json"
"errors"
"fmt"
"log"
"time"
lp "github.com/ClusterCockpit/cc-metric-collector/internal/ccMetric"
"github.com/NVIDIA/go-nvml/pkg/nvml"
)
type NvidiaCollectorConfig struct {
ExcludeMetrics []string `json:"exclude_metrics,omitempty"`
ExcludeDevices []string `json:"exclude_devices,omitempty"`
}
type NvidiaCollector struct {
metricCollector
num_gpus int
config NvidiaCollectorConfig
}
func (m *NvidiaCollector) CatchPanic() {
if rerr := recover(); rerr != nil {
log.Print(rerr)
m.init = false
}
}
func (m *NvidiaCollector) Init(config json.RawMessage) error {
var err error
m.name = "NvidiaCollector"
m.setup()
m.meta = map[string]string{"source": m.name, "group": "Nvidia"}
if len(config) > 0 {
err = json.Unmarshal(config, &m.config)
if err != nil {
return err
}
}
m.num_gpus = 0
defer m.CatchPanic()
ret := nvml.Init()
if ret != nvml.SUCCESS {
err = errors.New(nvml.ErrorString(ret))
return err
}
m.num_gpus, ret = nvml.DeviceGetCount()
if ret != nvml.SUCCESS {
err = errors.New(nvml.ErrorString(ret))
return err
}
m.init = true
return nil
}
func (m *NvidiaCollector) Read(interval time.Duration, output chan lp.CCMetric) {
if !m.init {
return
}
for i := 0; i < m.num_gpus; i++ {
device, ret := nvml.DeviceGetHandleByIndex(i)
if ret != nvml.SUCCESS {
log.Fatalf("Unable to get device at index %d: %v", i, nvml.ErrorString(ret))
return
}
_, skip := stringArrayContains(m.config.ExcludeDevices, fmt.Sprintf("%d", i))
if skip {
continue
}
tags := map[string]string{"type": "accelerator", "type-id": fmt.Sprintf("%d", i)}
util, ret := nvml.DeviceGetUtilizationRates(device)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_util")
y, err := lp.New("nv_util", tags, m.meta, map[string]interface{}{"value": float64(util.Gpu)}, time.Now())
if err == nil && !skip {
output <- y
}
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_mem_util")
y, err = lp.New("nv_mem_util", tags, m.meta, map[string]interface{}{"value": float64(util.Memory)}, time.Now())
if err == nil && !skip {
output <- y
}
}
meminfo, ret := nvml.DeviceGetMemoryInfo(device)
if ret == nvml.SUCCESS {
t := float64(meminfo.Total) / (1024 * 1024)
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_mem_total")
y, err := lp.New("nv_mem_total", tags, m.meta, map[string]interface{}{"value": t}, time.Now())
if err == nil && !skip {
y.AddMeta("unit", "MByte")
output <- y
}
f := float64(meminfo.Used) / (1024 * 1024)
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_fb_memory")
y, err = lp.New("nv_fb_memory", tags, m.meta, map[string]interface{}{"value": f}, time.Now())
if err == nil && !skip {
y.AddMeta("unit", "MByte")
output <- y
}
}
temp, ret := nvml.DeviceGetTemperature(device, nvml.TEMPERATURE_GPU)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_temp")
y, err := lp.New("nv_temp", tags, m.meta, map[string]interface{}{"value": float64(temp)}, time.Now())
if err == nil && !skip {
y.AddMeta("unit", "degC")
output <- y
}
}
fan, ret := nvml.DeviceGetFanSpeed(device)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_fan")
y, err := lp.New("nv_fan", tags, m.meta, map[string]interface{}{"value": float64(fan)}, time.Now())
if err == nil && !skip {
output <- y
}
}
_, ecc_pend, ret := nvml.DeviceGetEccMode(device)
if ret == nvml.SUCCESS {
var y lp.CCMetric
var err error
switch ecc_pend {
case nvml.FEATURE_DISABLED:
y, err = lp.New("nv_ecc_mode", tags, m.meta, map[string]interface{}{"value": string("OFF")}, time.Now())
case nvml.FEATURE_ENABLED:
y, err = lp.New("nv_ecc_mode", tags, m.meta, map[string]interface{}{"value": string("ON")}, time.Now())
default:
y, err = lp.New("nv_ecc_mode", tags, m.meta, map[string]interface{}{"value": string("UNKNOWN")}, time.Now())
}
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_ecc_mode")
if err == nil && !skip {
output <- y
}
} else if ret == nvml.ERROR_NOT_SUPPORTED {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_ecc_mode")
y, err := lp.New("nv_ecc_mode", tags, m.meta, map[string]interface{}{"value": string("N/A")}, time.Now())
if err == nil && !skip {
output <- y
}
}
pstate, ret := nvml.DeviceGetPerformanceState(device)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_perf_state")
y, err := lp.New("nv_perf_state", tags, m.meta, map[string]interface{}{"value": fmt.Sprintf("P%d", int(pstate))}, time.Now())
if err == nil && !skip {
output <- y
}
}
power, ret := nvml.DeviceGetPowerUsage(device)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_power_usage_report")
y, err := lp.New("nv_power_usage_report", tags, m.meta, map[string]interface{}{"value": float64(power) / 1000}, time.Now())
if err == nil && !skip {
output <- y
}
}
gclk, ret := nvml.DeviceGetClockInfo(device, nvml.CLOCK_GRAPHICS)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_graphics_clock_report")
y, err := lp.New("nv_graphics_clock_report", tags, m.meta, map[string]interface{}{"value": float64(gclk)}, time.Now())
if err == nil && !skip {
output <- y
}
}
smclk, ret := nvml.DeviceGetClockInfo(device, nvml.CLOCK_SM)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_sm_clock_report")
y, err := lp.New("nv_sm_clock_report", tags, m.meta, map[string]interface{}{"value": float64(smclk)}, time.Now())
if err == nil && !skip {
output <- y
}
}
memclk, ret := nvml.DeviceGetClockInfo(device, nvml.CLOCK_MEM)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_mem_clock_report")
y, err := lp.New("nv_mem_clock_report", tags, m.meta, map[string]interface{}{"value": float64(memclk)}, time.Now())
if err == nil && !skip {
output <- y
}
}
max_gclk, ret := nvml.DeviceGetMaxClockInfo(device, nvml.CLOCK_GRAPHICS)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_max_graphics_clock")
y, err := lp.New("nv_max_graphics_clock", tags, m.meta, map[string]interface{}{"value": float64(max_gclk)}, time.Now())
if err == nil && !skip {
output <- y
}
}
max_smclk, ret := nvml.DeviceGetClockInfo(device, nvml.CLOCK_SM)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_max_sm_clock")
y, err := lp.New("nv_max_sm_clock", tags, m.meta, map[string]interface{}{"value": float64(max_smclk)}, time.Now())
if err == nil && !skip {
output <- y
}
}
max_memclk, ret := nvml.DeviceGetClockInfo(device, nvml.CLOCK_MEM)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_max_mem_clock")
y, err := lp.New("nv_max_mem_clock", tags, m.meta, map[string]interface{}{"value": float64(max_memclk)}, time.Now())
if err == nil && !skip {
output <- y
}
}
ecc_db, ret := nvml.DeviceGetTotalEccErrors(device, 1, 1)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_ecc_db_error")
y, err := lp.New("nv_ecc_db_error", tags, m.meta, map[string]interface{}{"value": float64(ecc_db)}, time.Now())
if err == nil && !skip {
output <- y
}
}
ecc_sb, ret := nvml.DeviceGetTotalEccErrors(device, 0, 1)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_ecc_sb_error")
y, err := lp.New("nv_ecc_sb_error", tags, m.meta, map[string]interface{}{"value": float64(ecc_sb)}, time.Now())
if err == nil && !skip {
output <- y
}
}
pwr_limit, ret := nvml.DeviceGetPowerManagementLimit(device)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_power_man_limit")
y, err := lp.New("nv_power_man_limit", tags, m.meta, map[string]interface{}{"value": float64(pwr_limit)}, time.Now())
if err == nil && !skip {
output <- y
}
}
enc_util, _, ret := nvml.DeviceGetEncoderUtilization(device)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_encoder_util")
y, err := lp.New("nv_encoder_util", tags, m.meta, map[string]interface{}{"value": float64(enc_util)}, time.Now())
if err == nil && !skip {
output <- y
}
}
dec_util, _, ret := nvml.DeviceGetDecoderUtilization(device)
if ret == nvml.SUCCESS {
_, skip = stringArrayContains(m.config.ExcludeMetrics, "nv_decoder_util")
y, err := lp.New("nv_decoder_util", tags, m.meta, map[string]interface{}{"value": float64(dec_util)}, time.Now())
if err == nil && !skip {
output <- y
}
}
}
}
func (m *NvidiaCollector) Close() {
if m.init {
nvml.Shutdown()
m.init = false
}
}