Thanks all for replying. I will look into what solution would work best
and get back.
Zhipeng,
I cannot add a sleep inside the for loop because the loop is sending
network packets as fast as possible.
Best,
Hemant
On Monday, February 18, 2019 at 1:41:16 AM UTC-5, Zhipeng Wang wrote:
>
> I have make a test in version go1.11.4 windows/amd64:
>
>
> func main() {
>
> const SZ = 65536
> var time_array [SZ]float64
>
> c := make(chan os.Signal)
> signal.Notify(c, os.Interrupt, syscall.SIGTERM)
>
> go func() {
> <-c
> fmt.Printf("You pressed ctrl + C. User interrupted infinite loop.")
> fmt.Printf("%v ", time_array); // <=== all zeroes printed.
> os.Exit(0)
> }()
>
>
> i := 0
> for i < SZ {
> time_array[i] = 1
> fmt.Printf("%f bps ", time_array[i]) //<=== value printed is correct.
> time.Sleep(time.Second * 1)
> i++
> }
> }
>
>
> the result is :
>
>
> 1.000000 bps 1.000000 bps 1.000000 bps 1.000000 bps 1.000000 bps 1.000000 bps
> 1.000000 bps 1.000000 bps 1.000000 bps You pressed ctrl + C. User interrupted
> infinite loop.[1 1 1 1 1 1
> 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0...0]
>
>
> so, I think that others wrong in your code.
>
>
>
> 在 2019年2月16日星期六 UTC+8下午10:29:45，Hemant Singh写道：
>>
>> I have the following program. The program is processing network packets
>> at 1 Gbps rate. I don't want to print the rate for every packet. Instead,
>> I'd like to save the rate in an array and dump the array on Ctrl-c of the
>> program. When I dump the array on Ctrl-c, the data is all zeroes. Please
>> see "<===" in the program below. Anything else one could do?
>>
>> Thanks.
>>
>> -Hemant
>>
>> func main() {
>>
>> const SZ = 65536
>> var time_array [SZ]float64
>>
>> c := make(chan os.Signal)
>> signal.Notify(c, os.Interrupt, syscall.SIGTERM)
>>
>> go func() {
>> <-c
>> fmt.Printf("You pressed ctrl + C. User interrupted infinite loop.")
>> fmt.Printf("%v ", time_array); <=== all zeroes printed.
>> os.Exit(0)
>> }()
>>
>>
>> i := 0
>> for {
>> ...
>> time_array[i] = rate
>> fmt.Printf("%f bps ", rate) <=== value printed is correct.
>> i++
>> }
>> }
>>
>>
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