[Devel] [PATCH RHEL9 COMMIT] Revert "configs: Enable PSI pressure monitoring by default for cgroup v2"

Konstantin Khorenko khorenko at virtuozzo.com
Mon Feb 24 22:38:44 MSK 2025


The commit is pushed to "branch-rh9-5.14.0-427.44.1.vz9.80.x-ovz" and will appear at git at bitbucket.org:openvz/vzkernel.git
after rh9-5.14.0-427.44.1.vz9.80.18
------>
commit 37260588c8a3594b702c7b6f98983a93e3c962ad
Author: Konstantin Khorenko <khorenko at virtuozzo.com>
Date:   Mon Feb 24 22:29:50 2025 +0300

    Revert "configs: Enable PSI pressure monitoring by default for cgroup v2"
    
    This reverts commit aabb354bfae633acfa74f35829fc48f9928ba2c3.
    
    PSI appeared to be quite CPU hungry, so let's disable it by default to
    save the performance level.
    
    vcmmd has been tweaked to work without PSI data good enough.
    
    https://virtuozzo.atlassian.net/browse/VSTOR-99535
    https://virtuozzo.atlassian.net/browse/VSTOR-92223
    
    Signed-off-by: Konstantin Khorenko <khorenko at virtuozzo.com>
---
 redhat/configs/custom-overrides/generic/CONFIG_PSI_DEFAULT_DISABLED | 1 -
 1 file changed, 1 deletion(-)

diff --git a/redhat/configs/custom-overrides/generic/CONFIG_PSI_DEFAULT_DISABLED b/redhat/configs/custom-overrides/generic/CONFIG_PSI_DEFAULT_DISABLED
deleted file mode 100644
index d45ac483153f..000000000000
--- a/redhat/configs/custom-overrides/generic/CONFIG_PSI_DEFAULT_DISABLED
+++ /dev/null
@@ -1 +0,0 @@
-# CONFIG_PSI_DEFAULT_DISABLED is not set


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