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Disable capacity check to improve provision performance #1193

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Disable capacity check to improve provision performance #1193

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a93b1c3
Disable capacity check to improve provision performance
gbhat618 Jan 13, 2026
f57a6fe
fix spotless
gbhat618 Jan 13, 2026
3b35397
Trigger CI
gbhat618 Jan 13, 2026
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12 changes: 12 additions & 0 deletions src/main/java/com/nirima/jenkins/plugins/docker/DockerCloud.java
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Original file line number Diff line number Diff line change
Expand Up @@ -122,6 +122,13 @@
@Restricted(NoExternalUse.class)
static final Map<String, Map<String, Integer>> CONTAINERS_IN_PROGRESS = new HashMap<>();

/**
* Disables slow Docker API capacity checks during provisioning.
* WARNING: When enabled, capacity limits are not enforced.
*/
private static final boolean DISABLE_PROVISION_CAPACITY_CHECK = Boolean.parseBoolean(System.getProperty(
"com.nirima.jenkins.plugins.docker.DockerCloud.DISABLE_PROVISION_CAPACITY_CHECK", "false"));

/**
* Indicate if docker host used to run container is exposed inside container as DOCKER_HOST environment variable
*/
Expand Down Expand Up @@ -645,6 +652,11 @@
* Check not too many already running.
*/
private boolean canAddProvisionedAgent(DockerTemplate t) throws Exception {
if (DISABLE_PROVISION_CAPACITY_CHECK) {

Check warning on line 655 in src/main/java/com/nirima/jenkins/plugins/docker/DockerCloud.java

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LOGGER.info("Provisioning '{}' without capacity check (disabled via system property)", t.getImage());
return true;

Check warning on line 657 in src/main/java/com/nirima/jenkins/plugins/docker/DockerCloud.java

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Lines 656-657 are not covered by tests
}

final String templateImage = t.getImage();
final int templateContainerCap = t.instanceCap;
final int cloudContainerCap = getContainerCap();
Expand Down
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