--duration=2000 succeeds, --duration=20000 not.

[lpc0220]

./bin/samprof-client --duration=20000
2022/08/17 18:07:18 no dumped file, issuing rpc request
2022/08/17 18:07:38 could not perform profiling: rpc error: code = DeadlineExceeded desc = context deadline exceeded

[lpc0220]

duration=5000, 10000, 15000 work well.

[iteratorlee]

The timeout parameter was set statically before, which I have updated to set according to the duration parameter. Please check out the latest ./bin/samprof-client