- "-c"
            - |-
              NODE_ID="sidecar~${INSTANCE_IP}~${POD_NAME}.${POD_NAMESPACE}~cluster.local"
              SERVER_URI="dns:///istiod.${ISTIO_NAMESPACE}.svc:15010"
              echo '
              {
                "xds_servers": [
                  {
                    "server_uri": "'${SERVER_URI}'",
                    "channel_creds": [{"type": "insecure"}],

            - "-c"
            - |-
              NODE_ID="sidecar~${INSTANCE_IP}~${POD_NAME}.${POD_NAMESPACE}~cluster.local"
              SERVER_URI="dns:///istiod.${ISTIO_NAMESPACE}.svc:15010"
              echo '
              {
                "xds_servers": [
                  {
                    "server_uri": "'${SERVER_URI}'",
                    "channel_creds": [{"type": "insecure"}],

            - "-c"
            - |-
              NODE_ID="sidecar~${INSTANCE_IP}~${POD_NAME}.${POD_NAMESPACE}~cluster.local"
              SERVER_URI="dns:///istiod.${ISTIO_NAMESPACE}.svc:15010"
              echo '
              {
                "xds_servers": [
                  {
                    "server_uri": "'${SERVER_URI}'",
                    "channel_creds": [{"type": "insecure"}],

            - "-c"
            - |-
              NODE_ID="sidecar~${INSTANCE_IP}~${POD_NAME}.${POD_NAMESPACE}~cluster.local"
              SERVER_URI="dns:///istiod.${ISTIO_NAMESPACE}.svc:15010"
              echo '
              {
                "xds_servers": [
                  {
                    "server_uri": "'${SERVER_URI}'",
                    "channel_creds": [{"type": "insecure"}],

	// fly. The original file "y.o" is generated by these commands:
	// 1. generate "y.c":
	//   for i in `seq 1 65288`; do
	//     printf -v x "%04x" i;
	//     echo "int var_$x __attribute__((section(\"section_$x\"))) = $i;"
	//   done > y.c
	// 2. compile: gcc -c y.c -m32
	//
	// $readelf -h y.o
	// ELF Header:

// contention that it experiences while adding samples to the profile will be
// recorded later as "additional contention" and not include a call stack, to
// avoid an echo.
type lockTimer struct {
	lock      *mutex
	timeRate  int64
	timeStart int64
	tickStart int64
}

func (lt *lockTimer) begin() {
	rate := int64(atomic.Load64(&mutexprofilerate))