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From: Lin ArcX via lttng-dev <lttng-dev@lists.lttng.org>
To: lttng-dev@lists.lttng.org
Subject: [lttng-dev] Can't receive a lot of functions that i registerd as trace-points
Date: Mon, 23 Oct 2023 15:43:38 +0200	[thread overview]
Message-ID: <CALBKf8Jv-QRwbZ0ATdPzj1KyzDQT6SqG9G_4-5-QfG35iJyetQ@mail.gmail.com> (raw)


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Hello,

I have a simple udp server/client and I want to trace these functions:

    Event rules:
      netif_rx_ni_entry (loglevel: TRACE_EMERG (0)) (type: tracepoint)
[enabled]
      netif_rx_entry (loglevel: TRACE_EMERG (0)) (type: tracepoint)
[enabled]
      napi_gro_receive_entry (loglevel: TRACE_EMERG (0)) (type: tracepoint)
[enabled]
      softirq_raise (loglevel: TRACE_EMERG (0)) (type: tracepoint) [enabled]
      irq_handler_entry (loglevel: TRACE_EMERG (0)) (type: tracepoint)
[enabled]
      napi_poll (loglevel: TRACE_EMERG (0)) (type: tracepoint) [enabled]
      softirq_entry (loglevel: TRACE_EMERG (0)) (type: tracepoint) [enabled]
      e1000_xmit_frame (loglevel: TRACE_EMERG (0)) (type: tracepoint)
[enabled]
      ndo_start_xmit (loglevel: TRACE_EMERG (0)) (type: tracepoint)
[enabled]
      net_dev_start_xmit (loglevel: TRACE_EMERG (0)) (type: tracepoint)
[enabled]
      dev_queue_xmit (loglevel: TRACE_EMERG (0)) (type: tracepoint)
[enabled]
      net_dev_queue (loglevel: TRACE_EMERG (0)) (type: tracepoint) [enabled]
      netif_receive_skb_list_entry (loglevel: TRACE_EMERG (0)) (type:
tracepoint) [enabled]
      netif_receive_skb (loglevel: TRACE_EMERG (0)) (type: tracepoint)
[enabled]
      inet_sock_set_state (loglevel: TRACE_EMERG (0)) (type: tracepoint)
[enabled]

I start tracing, and when it is finished, I will open my trace directory
into TraceCompass, But I can see just some traces from these functions:

- irq_handler_entry
- napi_poll
- net_dev_queue

I'm using  2.12.14.

Do you have any idea?

Regards,

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             reply	other threads:[~2023-10-23 13:43 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-23 13:43 Lin ArcX via lttng-dev [this message]
2023-10-23 19:28 ` [lttng-dev] Can't receive a lot of functions that i registerd as trace-points Kienan Stewart via lttng-dev
     [not found]   ` <CALBKf8JtZKGe5i9S0=zcU_7Qj8b_Z_FkbLv+hqcDf1BbBnZF7w@mail.gmail.com>
2023-10-24 19:59     ` Kienan Stewart via lttng-dev
     [not found]     ` <f59560b2-550f-4423-8428-5116fb1c6ad8@efficios.com>
2023-10-25  8:54       ` Lin ArcX via lttng-dev
2023-10-27 17:18         ` Kienan Stewart via lttng-dev

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