From: Chen Ridong <chenridong@huaweicloud.com>
To: tj@kernel.org, hannes@cmpxchg.org, mkoutny@suse.com,
rostedt@goodmis.org, mhiramat@kernel.org,
mathieu.desnoyers@efficios.com, inwardvessel@gmail.com,
shakeel.butt@linux.dev
Cc: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-trace-kernel@vger.kernel.org, lujialin4@huawei.com
Subject: Re: [PATCH -next] cgroup: increase maximum subsystem count from 16 to 32
Date: Thu, 29 Jan 2026 15:22:49 +0800 [thread overview]
Message-ID: <026a6cd3-1b77-430f-9c4e-8ea0782ed94c@huaweicloud.com> (raw)
In-Reply-To: <20260129063133.209874-1-chenridong@huaweicloud.com>
On 2026/1/29 14:31, Chen Ridong wrote:
> The current cgroup subsystem limit of 16 is insufficient, as the number of
> subsystems has already reached this maximum. Attempting to add new
> subsystems beyond this limit results in boot failures.
We found this issue because our product includes a subsystem not present in the
community version, causing the total number of subsystems to exceed 16. When all
subsystems are enabled, the system fails to boot.
--
Best regards,
Ridong
next prev parent reply other threads:[~2026-01-29 7:22 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-29 6:31 [PATCH -next] cgroup: increase maximum subsystem count from 16 to 32 Chen Ridong
2026-01-29 7:22 ` Chen Ridong [this message]
2026-01-29 9:23 ` Michal Koutný
2026-01-29 9:51 ` Chen Ridong
2026-01-29 18:33 ` Waiman Long
2026-01-30 0:41 ` Chen Ridong
2026-01-30 10:22 ` Michal Koutný
2026-01-31 3:00 ` Chen Ridong
2026-01-30 1:24 ` JP Kobryn
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