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Wed, 10 Dec 2025 18:40:56 -0800 (PST) MIME-Version: 1.0 Date: Wed, 10 Dec 2025 21:40:45 -0500 X-Gm-Features: AQt7F2pEvGGXnXjBDdA0T3faYEy-ZMtWM_hdneccPBIP3W4Wei-pmg6eSSHbHUY Message-ID: Subject: Question about LTTng Context To: lttng-dev@lists.lttng.org Content-Type: multipart/alternative; boundary="0000000000000872c80645a41312" X-Mailman-Approved-At: Thu, 11 Dec 2025 08:52:22 -0500 X-BeenThere: lttng-dev@lists.lttng.org X-Mailman-Version: 2.1.39 Precedence: list List-Id: LTTng development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Amir Najafi Zadeh via lttng-dev Reply-To: Amir Najafi Zadeh Errors-To: lttng-dev-bounces@lists.lttng.org Sender: "lttng-dev" --0000000000000872c80645a41312 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hello everyone, I hope you=E2=80=99re doing well. My name is Amir, and I=E2=80=99m a PhD st= udent in the Computer Science department at Stony Brook University, New York. I have a question about the LTTng context that I haven=E2=80=99t been able = to find an answer for in the docs or man pages. Does LTTng support adding the cgroup ID or cgroup path as a context field? I want to filter my trace results based on cgroups. If this isn=E2=80=99t supported, are there any plans to add it in future ve= rsions, such as 2.14? For reference, I=E2=80=99m currently using LTTng 2.13 on Ubuntu 24.04 with = kernel 6.8.0-87-generic. Cheers, Amir --=20 *Amirhossein Najafizadeh* *PhD Student, Computer Science Department, Stony Brook University, N.Y.File systems and Storage Lab (FSL)* najafizadeh21@gmail.com https://amirhnajafiz.github.io/ --0000000000000872c80645a41312 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable

Hello everyone,

I hope you=E2=80=99re doing well. My name is Amir, and I=E2=80=99m a PhD= student in the Computer Science department at Stony Brook University, New = York.

I have a question about the LTTng context that I haven=E2=80=99t been ab= le to find an answer for in the docs or man pages. Does LTTng support addin= g the cgroup ID or cgroup path as a context field? I want to filter my trac= e results based on cgroups.

If this isn=E2=80=99t supported, are there any plans to add it in future= versions, such as 2.14?

For reference, I=E2=80=99m currently using LTTng 2.13 on Ubuntu 24.04 wi= th kernel 6.8.0-87-generic.

Cheers,
Amir
--
Amirhossein NajafizadehPhD Student, Computer = Science Department, Stony Brook University, N.Y.
File systems and Storag= e Lab (FSL)

--0000000000000872c80645a41312--