schedulable | Handling recurring events in rails | Microservice library
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kandi X-RAY | schedulable Summary
Handling recurring events in rails
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Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of schedulable
schedulable Key Features
schedulable Examples and Code Snippets
@Scheduled(cron = "0 0/15 * * * ?")
@SchedulerLock(name = "TaskScheduler_scheduledTask", lockAtLeastForString = "PT5M", lockAtMostForString = "PT14M")
public void scheduledTask() {
System.out.println("Running ShedLock task");
}
Community Discussions
Trending Discussions on schedulable
QUESTION
I am writing test class for Apex batch but I am getting just 35% test coverage. Can someone please help me with that?
Main Class
...ANSWER
Answered 2022-Mar-24 at 21:40Where's the insert opp;
line? There are no opportunities, nothing to loop over.
And in unit test the OpportunityHistory table will be blank. You might be forced to use seeAllData=true
in the test or use tricks such as https://salesforce.stackexchange.com/q/4007/799
QUESTION
I'm trying to setup a Google Kubernetes Engine cluster with GPU's in the nodes loosely following these instructions, because I'm programmatically deploying using the Python client.
For some reason I can create a cluster with a NodePool that contains GPU's
...But, the nodes in the NodePool don't have access to those GPUs.
I've already installed the NVIDIA DaemonSet with this yaml file: https://raw.githubusercontent.com/GoogleCloudPlatform/container-engine-accelerators/master/nvidia-driver-installer/cos/daemonset-preloaded.yaml
You can see that it's there in this image:
For some reason those 2 lines always seem to be in status "ContainerCreating" and "PodInitializing". They never flip green to status = "Running". How can I get the GPU's in the NodePool to become available in the node(s)?
Update:Based on comments I ran the following commands on the 2 NVIDIA pods; kubectl describe pod POD_NAME --namespace kube-system
.
To do this I opened the UI KUBECTL command terminal on the node. Then I ran the following commands:
gcloud container clusters get-credentials CLUSTER-NAME --zone ZONE --project PROJECT-NAME
Then, I called kubectl describe pod nvidia-gpu-device-plugin-UID --namespace kube-system
and got this output:
ANSWER
Answered 2022-Mar-03 at 08:30According the docker image that the container is trying to pull (gke-nvidia-installer:fixed
), it looks like you're trying use Ubuntu daemonset instead of cos
.
You should run kubectl apply -f https://raw.githubusercontent.com/GoogleCloudPlatform/container-engine-accelerators/master/nvidia-driver-installer/cos/daemonset-preloaded.yaml
This will apply the right daemonset for your cos
node pool, as stated here.
In addition, please verify your node pool has the https://www.googleapis.com/auth/devstorage.read_only
scope which is needed to pull the image. You can should see it in your node pool page in GCP Console, under Security -> Access scopes (The relevant service is Storage).
QUESTION
I wonder if someone can help me.
Kubernetes (K8s 1.21 platform eks.4) is Terminating running pods without error or reason. The only thing I can see in the events is:
...ANSWER
Answered 2022-Feb-15 at 13:08I also have a similar problem because of HPA's scale-in.
When you don't write the minReplicaCount value, the value is set to 0 as default. Then, the pod is terminated because of the HPA's scale-in.
I recommend you should set the minReplicaCount value that you want (e.g. 1).
QUESTION
I'm running Longhorn v1.2.3 on RKE1 cluster (provisioned by rancher), this cluster has 5 nodes with dedicated 20GiB disks mounted on /var/lib/longhorn, with ext4 filesystem and 0% reserved blocks for root user/group.
In the dashboard, i see the following stats:
Type Size Schedulable 33.5 Gi Reserved 58.1 Gi Used 6.18 Gi Disabled 0 Bi Total 97.8 GiI changed Storage Minimal Available Percentage in settings to 5 (from 25 as i recall), but that haven't changed anything. When i open "nodes" tab, i see the following in "Size" tab:
...ANSWER
Answered 2022-Jan-17 at 12:28After digging deeper and finding that it was one day possible to adjust these values from UI (i wasn't able to find it), i've searched for longhorn CRDs, and came across nodes.longhorn.io
. And inside definition i've found exactly what i searched for:
QUESTION
I can use GKE Autopilot to run arbitrary workloads on a sandbox project (with default networks, default service account, default firewall rules) just fine.
But I need to create a GKE Autopilot cluster in an existing project which isn't using the default settings for a few different things like networking and when I try, the pods never get run. My problem lies in identifying the underlying reason for the failure and which part of project setup is preventing GKE Autopilot to work.
The error messages and logs are very very scarse. The only things that I see are:
- in the workloads UI, for my pod, it says "Pod unschedulable"
- in the pod UI, under events, it says "no nodes available to schedule pods" and "pod triggered scale-up: [{...url-of-an-instance-group...}]"
- under the cluster autoscaler logs, there is a "scale.up.error.waiting.for.instances.timeout" buried in a resultInfo log (with a reference to a instance group url)
I can't find anything online about why the scaling up would fail in the Autopilot mode which is supposed to be such a hands-off experience. I understand I'm not giving much details about the pod specification (any would fail!) or my project settings, but simply where to look next would be helpful in my current situation.
...ANSWER
Answered 2021-Dec-20 at 21:51Ensure that the default Compute Engine service account (-compute@developer.gserviceaccount.com) is not disabled.
Run the following command to check that disabled
field is not set to true
QUESTION
I have a Kubernetes Cluster with pods autoscalables using Autopilot. Suddenly they stop to autoscale, I'm new at Kubernetes and I don't know exactly what to do or what is supposed to put in the console to show for help.
The pods automatically are Unschedulable and inside the cluster put his state at Pending instead of running and doesn't allow me to enter or interact.
Also I can't delete or stop them at GCP Console. There's no issue regarding memory or insufficient CPU because there's not much server running on it.
The cluster was working as expected before this issue I have.
...ANSWER
Answered 2021-Nov-28 at 21:04Pods failed to schedule on any node because none of the nodes have cpu available.
Cluster autoscaler tried to scale up but it backoff after failed scale-up attempt which indicates possible issues with scaling up managed instance groups which are part of the node pool.
Cluster autoscaler tried to scale up but as the quota limit is reached no new nodes can be added.
You can't see the Autopilot GKE VMs that are being counted against your quota.
Try by creating the autopilot cluster in another region. If your needs are not no longer fulfilled by an autopilot cluster then go for a standard cluster.
QUESTION
I'm trying to fetch a row from a table called export
with random weights. It should then fetch one row from another table export_chunk
which references the first row. This is the query:
ANSWER
Answered 2021-Oct-26 at 09:29Test this:
QUESTION
need help.
I must to install Exchange Listener with instruction https://community.terrasoft.ru/articles/1-realnyy-primer-po-razvertyvaniyu-servisa-exchange-listener-s-ispolzovaniem-kubernetes Some month ago I do it, but now i see the mistake
adminka@l-test:~$ kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/master/Documentation/k8s-manifests/kube-flannel-rbac.yml unable to recognize "https://raw.githubusercontent.com/coreos/flannel/master/Documentation/k8s-manifests/kube-flannel-rbac.yml": no matches for kind "ClusterRole" in version "rbac.authorization.k8s.io/v1beta1" unable to recognize "https://raw.githubusercontent.com/coreos/flannel/master/Documentation/k8s-manifests/kube-flannel-rbac.yml": no matches for kind "ClusterRoleBinding" in version "rbac.authorization.k8s.io/v1beta1"
What need to do?
...adminka@l-test:~$ kubectl -n kube-system get pods --all-namespaces NAMESPACE NAME READY STATUS
RESTARTS AGE kube-system coredns-78fcd69978-mrb58 1/1
Running 0 2d12h kube-system coredns-78fcd69978-pwp2n
1/1 Running 0 2d12h kube-system etcd-l-test
1/1 Running 0 2d12h kube-system kube-apiserver-l-test 1/1 Running 0 2d12h kube-system
kube-controller-manager-l-test 1/1 Running 0 2d12h kube-system kube-flannel-ds-kx9sm 1/1 Running 0
2d12h kube-system kube-proxy-v2f9q 1/1 Running
0 2d12h kube-system kube-scheduler-l-test 1/1
Running 0 2d12h
ANSWER
Answered 2021-Sep-20 at 12:39rbac.authorization.k8s.io/v1beta1
QUESTION
I have a model Survey
which is related to hasOne
another model Installation
which is related to hasMany
another model Assignment
.
So i defined a hasManyThrough
relationship like this
ANSWER
Answered 2021-Sep-19 at 19:48If I've understood your question correctly, you can use whereHas() and whereNotIn() to achieve what you're after:
QUESTION
If I cordon a node, I make it unschedulable, so this command applies a taint on this node to mark it as NoSchedule with kubernetes specific key. But then when I create a taint with NoSchedule effect and add another key value, for ex. env=production and create a toleration on pod to match this key and effect NoSchedule - pod anyway won't be scheduled on this node. Why so? Maybe cordon command somehow internally marks node as no schedule and not only applies a taint
P.S After running kubectl uncordon
the toleration worked
ANSWER
Answered 2021-Sep-09 at 04:17You are right as you have already applied the
cordon on the node
K8s won't schedule the PODs on it unless and until you mark the node with uncordon.
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Install schedulable
Since we cannot build an infinite amount of occurrences, we will need a task that adds occurrences as time goes by. Schedulable comes with a rake-task that performs an update on all scheduled occurrences. You may add this task to crontab.
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