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authorRaptor Engineering Development Team <support@raptorengineering.com>2018-05-07 15:02:46 -0500
committerRaptor Engineering Development Team <support@raptorengineering.com>2018-05-07 15:02:46 -0500
commit48ca5e874df3c0bf01bfaea59594066353d2d432 (patch)
tree091a52110f0c0fafd57a613fc6b55e358a196451
parentea83568493909b29e5bad5f8f4cc24e8d37c67f9 (diff)
downloadtalos-openbmc-48ca5e874df3c0bf01bfaea59594066353d2d432.tar.gz
talos-openbmc-48ca5e874df3c0bf01bfaea59594066353d2d432.zip
Tweak chassis fan PID tuning
This resolves long period integrator-induced oscillations due to proportional gain being too low compared to integrator gain.
-rw-r--r--meta-openbmc-machines/meta-openpower/meta-rcs/meta-talos/recipes-phosphor/fans/phosphor-fan-control-events-config-native/events.yaml4
1 files changed, 2 insertions, 2 deletions
diff --git a/meta-openbmc-machines/meta-openpower/meta-rcs/meta-talos/recipes-phosphor/fans/phosphor-fan-control-events-config-native/events.yaml b/meta-openbmc-machines/meta-openpower/meta-rcs/meta-talos/recipes-phosphor/fans/phosphor-fan-control-events-config-native/events.yaml
index 8aa842f6b..a5cfefdaa 100644
--- a/meta-openbmc-machines/meta-openpower/meta-rcs/meta-talos/recipes-phosphor/fans/phosphor-fan-control-events-config-native/events.yaml
+++ b/meta-openbmc-machines/meta-openpower/meta-rcs/meta-talos/recipes-phosphor/fans/phosphor-fan-control-events-config-native/events.yaml
@@ -739,10 +739,10 @@ events:
value: 1
type: int64_t
kp:
- value: 50
+ value: 150
type: int64_t
ki:
- value: 25
+ value: 50
type: int64_t
kd:
value: 0
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