boot_time_eval.bt

#!/usr/bin/env bpftrace

#define BENCHMARK_PORT 0xf4

BEGIN {
    @ = 0;
    @EVENT[0]   = "Monitor: Start";
    @EVENT[1]   = "Monitor: Load Guest";
    @EVENT[100] = "Linux: systemd init end";
    @EVENT[101] = "Runtime: Monitor connection";
    @EVENT[102] = "Runtime: Monitor connection End";
    @EVENT[103] = "Runtime: Zygote Creation";
    @EVENT[104] = "Runtime: Zygote Creation End";
    @EVENT[105] = "Runtime: Trustlet Creation";
    @EVENT[106] = "Runtime: Trustlet Creation End";
    @EVENT[107] = "Runtime: Trustlet Invocation";
    @EVENT[108] = "Runtime: Trustlet Invocation End";
    @EVENT[110] = "Runtime: In Python environment";
    @EVENT[200] = "Monitor: zygote_data start";
    @EVENT[201] = "Monitor: zygote_data end";
    @EVENT[202] = "Monitor: zygote_init end";
    @EVENT[203] = "Monitor: trustlet_dup start";
    @EVENT[204] = "Monitor: trustlet_dup end";
    @EVENT[205] = "Monitor: trustlet_func_copy end";
    @EVENT[254] = "Monitor: request start";
    @EVENT[255] = "Monitor: request end";
    @EVENT[210] = "Monitor: copy_invoke_data start";
    @EVENT[211] = "Monitor: copy_invoke_data end";
    @EVENT[212] = "Monitor: invoke_setup end";
    @EVENT[213] = "Monitor: invoke_data_copy end";
    @EVENT[214] = "Monitor: invoke end";
    @EVENT[220] = "Monitor: invoke_result_copy";
    @EVENT[221] = "Monitor: invoke_result_copy end";
}

// QEMU entry point
u:qemu-system-x86_64:main {
    printf("%llu: QEMU: main\n", nsecs);
}

tracepoint:kvm:kvm_pio {
    if (args->port == BENCHMARK_PORT) {
        printf("%llu: %d %s\n", nsecs(tai), args->val, @EVENT[args->val]);
    }
}

END {
    clear(@);
    clear(@EVENT);
}