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Remove redundant string conversions in print statements

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Signed-off-by: Daniel Hu <farmer.hutao@outlook.com>
This commit is contained in:
Daniel Hu 2024-01-15 09:57:35 +08:00
parent c9158e9a19
commit d652596e42
1 changed files with 8 additions and 8 deletions
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16
pkg/kubelet/cm/devicemanager/manager.go
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@ -560,12 +560,12 @@ func (m *ManagerImpl) devicesToAllocate(podUID, contName, resource string, requi
// This can happen if a container restarts for example. // This can happen if a container restarts for example.
devices := m.podDevices.containerDevices(podUID, contName, resource) devices := m.podDevices.containerDevices(podUID, contName, resource)
if devices != nil { if devices != nil {
klog.V(3).InfoS("Found pre-allocated devices for resource on pod", "resourceName", resource, "containerName", contName, "podUID", string(podUID), "devices", sets.List(devices)) klog.V(3).InfoS("Found pre-allocated devices for resource on pod", "resourceName", resource, "containerName", contName, "podUID", podUID, "devices", sets.List(devices))
needed = needed - devices.Len() needed = needed - devices.Len()
// A pod's resource is not expected to change once admitted by the API server, // A pod's resource is not expected to change once admitted by the API server,
// so just fail loudly here. We can revisit this part if this no longer holds. // so just fail loudly here. We can revisit this part if this no longer holds.
if needed != 0 { if needed != 0 {
return nil, fmt.Errorf("pod %q container %q changed request for resource %q from %d to %d", string(podUID), contName, resource, devices.Len(), required) return nil, fmt.Errorf("pod %q container %q changed request for resource %q from %d to %d", podUID, contName, resource, devices.Len(), required)
} }
} }
@ -580,12 +580,12 @@ func (m *ManagerImpl) devicesToAllocate(podUID, contName, resource string, requi
// running, then it can only be a kubelet restart. On node reboot the runtime and the containers were also shut down. Then, if the container was running, it can only be // running, then it can only be a kubelet restart. On node reboot the runtime and the containers were also shut down. Then, if the container was running, it can only be
// because it already has access to all the required devices, so we got nothing to do and we can bail out. // because it already has access to all the required devices, so we got nothing to do and we can bail out.
if !m.sourcesReady.AllReady() && m.isContainerAlreadyRunning(podUID, contName) { if !m.sourcesReady.AllReady() && m.isContainerAlreadyRunning(podUID, contName) {
klog.V(3).InfoS("container detected running, nothing to do", "deviceNumber", needed, "resourceName", resource, "podUID", string(podUID), "containerName", contName) klog.V(3).InfoS("container detected running, nothing to do", "deviceNumber", needed, "resourceName", resource, "podUID", podUID, "containerName", contName)
return nil, nil return nil, nil
} }
// We dealt with scenario 2. If we got this far it's either scenario 3 (node reboot) or scenario 1 (steady state, normal flow). // We dealt with scenario 2. If we got this far it's either scenario 3 (node reboot) or scenario 1 (steady state, normal flow).
klog.V(3).InfoS("Need devices to allocate for pod", "deviceNumber", needed, "resourceName", resource, "podUID", string(podUID), "containerName", contName) klog.V(3).InfoS("Need devices to allocate for pod", "deviceNumber", needed, "resourceName", resource, "podUID", podUID, "containerName", contName)
healthyDevices, hasRegistered := m.healthyDevices[resource] healthyDevices, hasRegistered := m.healthyDevices[resource]
// The following checks are expected to fail only happen on scenario 3 (node reboot). // The following checks are expected to fail only happen on scenario 3 (node reboot).
@ -611,7 +611,7 @@ func (m *ManagerImpl) devicesToAllocate(podUID, contName, resource string, requi
// We handled the known error paths in scenario 3 (node reboot), so from now on we can fall back in a common path. // We handled the known error paths in scenario 3 (node reboot), so from now on we can fall back in a common path.
// We cover container restart on kubelet steady state with the same flow. // We cover container restart on kubelet steady state with the same flow.
if needed == 0 { if needed == 0 {
klog.V(3).InfoS("no devices needed, nothing to do", "deviceNumber", needed, "resourceName", resource, "podUID", string(podUID), "containerName", contName) klog.V(3).InfoS("no devices needed, nothing to do", "deviceNumber", needed, "resourceName", resource, "podUID", podUID, "containerName", contName)
// No change, no work. // No change, no work.
return nil, nil return nil, nil
} }
@ -973,12 +973,12 @@ func (m *ManagerImpl) callPreStartContainerIfNeeded(podUID, contName, resource s
devices := m.podDevices.containerDevices(podUID, contName, resource) devices := m.podDevices.containerDevices(podUID, contName, resource)
if devices == nil { if devices == nil {
m.mutex.Unlock() m.mutex.Unlock()
return fmt.Errorf("no devices found allocated in local cache for pod %s, container %s, resource %s", string(podUID), contName, resource) return fmt.Errorf("no devices found allocated in local cache for pod %s, container %s, resource %s", podUID, contName, resource)
} }
m.mutex.Unlock() m.mutex.Unlock()
devs := devices.UnsortedList() devs := devices.UnsortedList()
klog.V(4).InfoS("Issuing a PreStartContainer call for container", "containerName", contName, "podUID", string(podUID)) klog.V(4).InfoS("Issuing a PreStartContainer call for container", "containerName", contName, "podUID", podUID)
_, err := eI.e.preStartContainer(devs) _, err := eI.e.preStartContainer(devs)
if err != nil { if err != nil {
return fmt.Errorf("device plugin PreStartContainer rpc failed with err: %v", err) return fmt.Errorf("device plugin PreStartContainer rpc failed with err: %v", err)
@ -1001,7 +1001,7 @@ func (m *ManagerImpl) callGetPreferredAllocationIfAvailable(podUID, contName, re
} }
m.mutex.Unlock() m.mutex.Unlock()
klog.V(4).InfoS("Issuing a GetPreferredAllocation call for container", "containerName", contName, "podUID", string(podUID)) klog.V(4).InfoS("Issuing a GetPreferredAllocation call for container", "containerName", contName, "podUID", podUID)
resp, err := eI.e.getPreferredAllocation(available.UnsortedList(), mustInclude.UnsortedList(), size) resp, err := eI.e.getPreferredAllocation(available.UnsortedList(), mustInclude.UnsortedList(), size)
m.mutex.Lock() m.mutex.Lock()
if err != nil { if err != nil {