Mirror of the lttng-dev mailing list
 help / color / mirror / Atom feed
From: Lakshmi Deverkonda via lttng-dev <lttng-dev@lists.lttng.org>
To: "lttng-dev@lists.lttng.org" <lttng-dev@lists.lttng.org>
Subject: [lttng-dev] Python lttngust module import error
Date: Tue, 26 Dec 2023 16:19:49 +0000	[thread overview]
Message-ID: <MW3PR12MB4555207ADC0ECAF8DA3EFF74D998A@MW3PR12MB4555.namprd12.prod.outlook.com> (raw)


[-- Attachment #1.1: Type: text/plain, Size: 2774 bytes --]

Hi,

I'm observing an issue recently wrt import of python3 lttng module.
Following is the error and need your help to find out what is wrong.

>>> import lttngust
Exception in thread system:
Traceback (most recent call last):
  File "/usr/lib/python3.7/threading.py", line 917, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.7/threading.py", line 865, in run
    self._target(*self._args, **self._kwargs)
  File "/usr/local/lib/python3.7/dist-packages/lttngust/agent.py", line 291, in _client_thread_target
    client = _TcpClient(name, _SESSIOND_HOST, port, reg_queue)
  File "/usr/local/lib/python3.7/dist-packages/lttngust/agent.py", line 76, in __init__
    raise e
  File "/usr/local/lib/python3.7/dist-packages/lttngust/agent.py", line 73, in __init__
    self._log_handler = lttngust.loghandler._Handler()
  File "/usr/local/lib/python3.7/dist-packages/lttngust/loghandler.py", line 32, in __init__
    self.agent_lib = ctypes.cdll.LoadLibrary(_Handler._LIB_NAME)
  File "/usr/lib/python3.7/ctypes/__init__.py", line 434, in LoadLibrary
    return self._dlltype(name)
  File "/usr/lib/python3.7/ctypes/__init__.py", line 356, in __init__
    self._handle = _dlopen(self._name, mode)
OSError: liblttng-ust-python-agent.so: cannot open shared object file: No such file or directory


>>>

I have installed liblttng-ust-python-agent.so

/# ldconfig -p | grep liblttng
      liblttng-ust.so.0 (libc6,x86-64) => /lib/x86_64-linux-gnu/liblttng-ust.so.0
      liblttng-ust-tracepoint.so.0 (libc6,x86-64) => /lib/x86_64-linux-gnu/liblttng-ust-tracepoint.so.0
      liblttng-ust-python-agent.so.0 (libc6,x86-64) => /lib/x86_64-linux-gnu/liblttng-ust-python-agent.so.0
      liblttng-ust-pthread-wrapper.so.0 (libc6,x86-64) => /lib/x86_64-linux-gnu/liblttng-ust-pthread-wrapper.so.0
      liblttng-ust-libc-wrapper.so.0 (libc6,x86-64) => /lib/x86_64-linux-gnu/liblttng-ust-libc-wrapper.so.0
      liblttng-ust-fork.so.0 (libc6,x86-64) => /lib/x86_64-linux-gnu/liblttng-ust-fork.so.0
      liblttng-ust-fd.so.0 (libc6,x86-64) => /lib/x86_64-linux-gnu/liblttng-ust-fd.so.0
      liblttng-ust-dl.so.0 (libc6,x86-64) => /lib/x86_64-linux-gnu/liblttng-ust-dl.so.0
      liblttng-ust-cyg-profile.so.0 (libc6,x86-64) => /lib/x86_64-linux-gnu/liblttng-ust-cyg-profile.so.0
      liblttng-ust-cyg-profile-fast.so.0 (libc6,x86-64) => /lib/x86_64-linux-gnu/liblttng-ust-cyg-profile-fast.so.0
      liblttng-ust-ctl.so.4 (libc6,x86-64) => /lib/x86_64-linux-gnu/liblttng-ust-ctl.so.4
      liblttng-ctl.so.0 (libc6,x86-64) => /lib/x86_64-linux-gnu/liblttng-ctl.so.0


Regards,
Lakshmi

[-- Attachment #1.2: Type: text/html, Size: 10648 bytes --]

[-- Attachment #2: Type: text/plain, Size: 156 bytes --]

_______________________________________________
lttng-dev mailing list
lttng-dev@lists.lttng.org
https://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev

             reply	other threads:[~2023-12-26 16:19 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-26 16:19 Lakshmi Deverkonda via lttng-dev [this message]
2024-01-08 15:10 ` Kienan Stewart via lttng-dev
2024-01-08 16:52 ` Michael Jeanson via lttng-dev

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=MW3PR12MB4555207ADC0ECAF8DA3EFF74D998A@MW3PR12MB4555.namprd12.prod.outlook.com \
    --to=lttng-dev@lists.lttng.org \
    --cc=laksd@nvidia.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox