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Add configuration for optional CPU request on build pod #1984

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Add configuration for optional CPU request on build pod #1984

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59da077
Add configuration for optional CPU request on build pod
Jul 24, 2025
499f4d8
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Jul 24, 2025
c455958
Merge branch 'jupyterhub:main' into main
bluek1te Sep 9, 2025
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19 changes: 18 additions & 1 deletion binderhub/build.py
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Original file line number Diff line number Diff line change
Expand Up @@ -314,6 +314,16 @@ def _default_builder_info(self):
config=True,
)

cpu_request = Unicode(
"",
help=(
"CPU request for the build pod (e.g. '100m', '0.5', '1'). "
"This reserves CPU resources for the build pod in the kubernetes cluster. "
"Can be specified as millicores (e.g. '100m') or as decimal cores (e.g. '0.5')."
),
config=True,
)

memory_request = ByteSpecification(
0,
help=(
Expand Down Expand Up @@ -521,7 +531,14 @@ def submit(self):
volume_mounts=volume_mounts,
resources=client.V1ResourceRequirements(
limits={"memory": self.memory_limit},
requests={"memory": self.memory_request},
requests={
"memory": self.memory_request,
**(
{}
if not self.cpu_request
else {"cpu": self.cpu_request}
),
},
),
env=env,
)
Expand Down
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