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override maxprocs, defaulting to 1 #969

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Apr 29, 2022
Merged

override maxprocs, defaulting to 1 #969

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25 changes: 17 additions & 8 deletions cmd/gce-pd-csi-driver/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@ import (
"flag"
"math/rand"
"os"
"runtime"
"time"

"k8s.io/klog"
Expand All @@ -33,13 +34,15 @@ import (
)

var (
cloudConfigFilePath = flag.String("cloud-config", "", "Path to GCE cloud provider config")
endpoint = flag.String("endpoint", "unix:/tmp/csi.sock", "CSI endpoint")
runControllerService = flag.Bool("run-controller-service", true, "If set to false then the CSI driver does not activate its controller service (default: true)")
runNodeService = flag.Bool("run-node-service", true, "If set to false then the CSI driver does not activate its node service (default: true)")
httpEndpoint = flag.String("http-endpoint", "", "The TCP network address where the prometheus metrics endpoint will listen (example: `:8080`). The default is empty string, which means metrics endpoint is disabled.")
metricsPath = flag.String("metrics-path", "/metrics", "The HTTP path where prometheus metrics will be exposed. Default is `/metrics`.")
extraVolumeLabelsStr = flag.String("extra-labels", "", "Extra labels to attach to each PD created. It is a comma separated list of key value pairs like '<key1>=<value1>,<key2>=<value2>'. See https://cloud.google.com/compute/docs/labeling-resources for details")
cloudConfigFilePath = flag.String("cloud-config", "", "Path to GCE cloud provider config")
endpoint = flag.String("endpoint", "unix:/tmp/csi.sock", "CSI endpoint")
runControllerService = flag.Bool("run-controller-service", true, "If set to false then the CSI driver does not activate its controller service (default: true)")
runNodeService = flag.Bool("run-node-service", true, "If set to false then the CSI driver does not activate its node service (default: true)")
httpEndpoint = flag.String("http-endpoint", "", "The TCP network address where the prometheus metrics endpoint will listen (example: `:8080`). The default is empty string, which means metrics endpoint is disabled.")
metricsPath = flag.String("metrics-path", "/metrics", "The HTTP path where prometheus metrics will be exposed. Default is `/metrics`.")

extraVolumeLabelsStr = flag.String("extra-labels", "", "Extra labels to attach to each PD created. It is a comma separated list of key value pairs like '<key1>=<value1>,<key2>=<value2>'. See https://cloud.google.com/compute/docs/labeling-resources for details")

attachDiskBackoffDuration = flag.Duration("attach-disk-backoff-duration", 5*time.Second, "Duration for attachDisk backoff")
attachDiskBackoffFactor = flag.Float64("attach-disk-backoff-factor", 0.0, "Factor for attachDisk backoff")
attachDiskBackoffJitter = flag.Float64("attach-disk-backoff-jitter", 0.0, "Jitter for attachDisk backoff")
Expand All @@ -50,7 +53,10 @@ var (
waitForOpBackoffJitter = flag.Float64("wait-op-backoff-jitter", 0.0, "Jitter for wait for operation backoff")
waitForOpBackoffSteps = flag.Int("wait-op-backoff-steps", 100, "Steps for wait for operation backoff")
waitForOpBackoffCap = flag.Duration("wait-op-backoff-cap", 0, "Cap for wait for operation backoff")
version string

maxprocs = flag.Int("maxprocs", 1, "GOMAXPROCS override")

version string
)

const (
Expand All @@ -77,6 +83,9 @@ func main() {
func handle() {
var err error

runtime.GOMAXPROCS(*maxprocs)
klog.Infof("Sys info: NumCPU: %v MAXPROC: %v", runtime.NumCPU(), runtime.GOMAXPROCS(0))

if version == "" {
klog.Fatalf("version must be set at compile time")
}
Expand Down