GNU bug report logs - #75202
[PATCH 2/2] services: rootless-podman: Enable I/O delegation.

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Message #5 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Giacomo Leidi <goodoldpaul <at> autistici.org>
To: guix-patches <at> gnu.org
Cc: Giacomo Leidi <goodoldpaul <at> autistici.org>
Subject: [PATCH 2/2] services: rootless-podman: Enable I/O delegation.
Date: Mon, 30 Dec 2024 16:44:56 +0100

Based on
https://rootlesscontaine.rs/getting-started/common/cgroup2/#enabling-cpu-cpuset-and-io-delegation
, this patch enables I/O delegation for cgroups v2 enabled users.

* gnu/services/containers.scm (cgroups-limits-entrypoint): Enable I/O
controller delegation.
* gnu/tests/containers.scm: Test it.

Change-Id: I7caba33695f11830bea477c4ab3afb89cfaa2fa5
---
 gnu/services/containers.scm | 2 +-
 gnu/tests/containers.scm    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/gnu/services/containers.scm b/gnu/services/containers.scm
index d8f533f44c..cb4b617e4b 100644
--- a/gnu/services/containers.scm
+++ b/gnu/services/containers.scm
@@ -169,7 +169,7 @@ (define cgroups-limits-entrypoint
                 #~(system*
                    (string-append #+bash-minimal "/bin/bash") "-c"
                    (string-append "echo Setting cgroups v2 limits && "
-                                  "echo +cpu +cpuset +memory +pids"
+                                  "echo +cpu +cpuset +io +memory +pids"
                                   " >> /sys/fs/cgroup/cgroup.subtree_control"))))
 
 (define (rootless-podman-cgroups-limits-service config)
diff --git a/gnu/tests/containers.scm b/gnu/tests/containers.scm
index 047010037e..ec8a9ad440 100644
--- a/gnu/tests/containers.scm
+++ b/gnu/tests/containers.scm
@@ -113,7 +113,7 @@ (define (run-rootless-podman-test oci-tarball)
           (sleep 60)
 
           (test-equal "/sys/fs/cgroup/cgroup.subtree_control content is sound"
-            (list "cpu" "cpuset" "memory" "pids")
+            (list "cpu" "cpuset" "io" "memory" "pids")
             (marionette-eval
              `(begin
                 (use-modules (srfi srfi-1)
-- 
2.47.1

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