Questions tagged [metrics]

metrics are a way to measure things.

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Observing AWS App Runner 429s

During performance testing we're seeing 429s from App Runner. The body of the response will say "Max queue length has been reached". I know this is a known issue and it's described here in ...
Steve Wortham's user avatar
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AWS Custom Metrics and Metrics Insights - best practice

I have a reasonably large app running in AWS and using DynamoDB. I would like to have detailed information about which parts of my app and which users are consuming read/write units in DynamoDB. Each ...
jugglingcats's user avatar
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Filtering logs sent by opentelemetry-agent to Coralogix

I'm trying to figure out how to configure this filterprocessor to filter some kind of logs. I've created for myself playground in minikube with app that randomly generates logs and installed otel ...
Anatoly's user avatar
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Prometheus can't scrape custom metrics

I'm trying to set up Prometheus to scrape some custom metrics exposed by a java service with the java lib Prometheus Micrometer. I have no error whatsoever in prometheus log except for proto: bad ...
Ror's user avatar
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Bind9 forwarded zones statistics

Is it possible to get a statistics count for forwarded zones similar to other zone types? I have the following definitions in my named.conf.local and am able to successfully make queries for both ...
Andrei_T's user avatar
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153 views

Spike in Cadvisor container_network_receive_bytes_total Metric in a Kubernetes Cluster

Summary: I'm using Cadvisor with Prometheus in multiple Kubernetes (k8s) clusters to monitor network traffic usage. I utilize the container_network_receive_bytes_total metric in a query to calculate ...
Hesam Norin's user avatar
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Zabbix: The history of the metric is not displayed on all timeframes

There is a metric (in this case, the temperature of the router). On timeframes from minutes to the last two days, everything is displayed correctly, all data is in place. When I try to view the ...
RoyalGoose's user avatar
1 vote
1 answer
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Display metric for multiple servers on a single grafana panel, using a Snowflake datasource populated from Kafka

I have a collection of servers which submit metrics to a single kafka topic. This data is stored as a row in a snowflake database in this format: { "disk_util": 47.7, "location"...
doublespaces's user avatar
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how to give permissions to postgres_exporter user with ansible?

I need to give some rights to my user postgres_exporter to scrape metrics from postgres to grafana I can do that on each server by sudo -iu postgres psql -c 'GRANT pg_read_all_settings TO ...
a1dude's user avatar
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1 answer
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Proof that aws cloudwatch get-metric-statistics works

I am learning to use the aws cloudwatch get-metric-statistics subcommand in the AWS command line tool. To prove to myself that I am using the tool correctly, I would like a simple example command that ...
John Skiles Skinner's user avatar
2 votes
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346 views

Does Prometheus efficiently compress series of identical samples?

Does Prometheus efficiently store and de-duplicate long repeats of identical sample values for a metric? I'm working with a system where some of the inputs change at a low frequency - say every 30 ...
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Drop-down menu for "Field name" does not show log_struct() logged jsonPayload in GCP LBM menu "Create logs metric" though logs in the Logs Explorer

I need LBMs on Google Cloud Platform of metric type "Distribution" to make time series charts with values like counts or duration for many labels in one go. Example: for 10 different steps ...
questionto42's user avatar
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enough memory for downscale ubuntu server?

Management decided to downscale prod server. Current size: Standard B16ms (16 vcpus, 64 GiB memory) Desired size: Standard B8ms (8 vcpus, 32 GiB memory) CPU is mostly idle (output is from sar -u)...
catalin's user avatar
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microk8s: pod resource usage metrics not available from all nodes

I am running microk8s v1.22/stable on a Linux cluster with 11 nodes. I have enabled the metrics-server plugin and installed Prometheus via the Helm chart with nodeExporter and kubeStateMetrics enabled....
mhusaini's user avatar
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Kubernetes Nginx Ingress Controller Metrics

I've tried to find a documentation about the metrics exposed by the NGINX ingress controller in Kubernetes but so far I haven't found any reliable source about the metrics and what they mean. For ...
MysteriousPerson's user avatar
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388 views

Large custom GCP metric

What's the best way of creating large custom metrics in GCP? We are running some compute instances, and want to track some custom values, e.g. the quality of an algorithm, and visualize the data into ...
Jakube's user avatar
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2 votes
2 answers
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GKE metrics agent logging many errors

We have created GKE cluster and we are getting errors from gke-metrics-agent. The errors shows up every cca 30 minutes. It's always the same 62 errors. All the errors have label k8s-pod/k8s-app: "...
Melchy's user avatar
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Using CloudWatch to monitor concurrent users

I'm looking for a good way to monitor concurrent users in my server. The server's got a websocket connection, so it's easy to determine whether a user is connected or not. After looking into ...
Waneck's user avatar
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1 answer
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Why does my prometheus dashboard only show 2 weeks of data when I have longer term data available?

I have Prometheus configured with Thanos. I'm using the Node Exporter Full dashboard to view data from the node exporter. Regardless of what time range I select (e.g., now-20d), the dashboard only ...
larsks's user avatar
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Multi-homing: do i need Route metrics for 2 interfaces of which only one can access the internet?

I have 2 multi-homed servers which, besides each being connected to the Internet via one of their NICs, they are also connected back-to-back to each other via their 2nd NIC. I use systemd-networkd to ...
haelix's user avatar
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Network time metrics

I am trying to get a sense of the different networking metrics and specifically those that are about time. I find myself lost in definitions though. From the research I have done so far I found some ...
Kyriafinis Vasilis's user avatar
2 votes
1 answer
890 views

how to send alert on the same incident using logs-based metrics

On GCP we have created various logs-based metric where we basically are looking for log entries with some keywords like 'error', 'warning' etc... We also created alerts based on those metrics. Most of ...
bogumbiker's user avatar
1 vote
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266 views

How to find the route that has internet connection and set it as default (lowest metric) with NetworkManager (Ubuntu)

~$ route Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface default 192.168.30.102 0.0.0.0 UG 100 0 0 eth0 default ...
Aminos's user avatar
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2 answers
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Is it "common" for an IT department to provide a Network SLA to the business internally? [closed]

Service Level Agreements (SLAs) are pretty common when services are being purchased, we all expect that our business grade ISP, cloud providers, etc will offer a guarantee of 99.9% uptime, X amount of ...
tremor's user avatar
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1 vote
1 answer
115 views

AWS CloudWatch metric for EC2 security updates

Is it possible to create an AWS CloudWatch metric which keeps track of the pending security updates on an EC2 (Ubuntu) instance? The idea is to have a quicker overview of EC2 instances who are in need ...
SolveSoul's user avatar
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1 answer
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Azure SQL metric

I am not able to find few SQL metrics in Azure. Can anyone help in how to set metrics for below topics. 1)Under utilized capacity 2)Number of databases outside of pool 3)Scale up 4)Connection ...
Gayathri K's user avatar
1 vote
1 answer
104 views

Are Azure VM Metrics Always Accurate?

I have an Azure VM that is supposedly sized at [Standard B8ms (8 vcpus, 32 GiB memory)]. The Azure metric is pegged at 16%. When I log in to the server, the server is maxed out. The services/...
user2634253's user avatar
4 votes
1 answer
2k views

Do prometheus metrics have some sort of "freshness" lifetime?

I'm scraping some metrics (openstack cinder volume sizes) every 15 minutes, and the results produce a discontinuous graph, like this: (That's the result of the simple query cinder_volume_size_gb). ...
larsks's user avatar
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openshift metrics per namespace

Hello how can i provide usage metrics like: - cpu usage per container - persistantVolume fill level - network usage per container/pod of an openshift cluster. But individual per namespace/project ...
GreenRover's user avatar
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1 answer
449 views

Nagios - check procs and --metric=elapsed on the same service

After many days of working and searching onn the net, I'm getting back to you as a last chance for help. I'm working actually on monitoring unix process with nagios core 4.4.3 with nrpe . My goal is ...
nonely's user avatar
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0 votes
1 answer
36 views

is there something like the stem-and-leaf plot for timeseries?

When wanting to quickly take a look at the distribution of a sequence of values, the stem-and-leaf plot is an incredibly simple, yet powerful tool. It takes a few minutes to teach the computer to draw ...
kqr's user avatar
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1 vote
1 answer
229 views

Azure Data Out metric. View data source / destination [duplicate]

I have an app service that has been running for a while with steady usage. We noticed that late last night / early this morning there was a large spike in data out. Our website has an authenticated ...
react-dev's user avatar
  • 233
3 votes
2 answers
7k views

Disk usage metrics missing from Prometheus node exporter

I used Prometheus and node exporter a while ago and had access to node_filesystem_* metrics to monitor disk usage but I've recently fired it up on some other servers (Ubuntu Linux) and those metrics ...
Sam's user avatar
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1 vote
1 answer
1k views

Can metrics "kubelet_volume_*" get value from volumes created by Ceph?

We are facing one question about monitoring volume storage. We use metrics "kubelet_volume_stats_used_bytes" and "kubelet_volume_stats_capacity_bytes". On our lab we have > 100 volumes mounted to ...
Lijing Zhang's user avatar
2 votes
1 answer
1k views

How do I configure Prometheus for aggregated metrics?

I have five related questions around the configuration of Prometheus for aggregated metric reception. There are some invariants in my system: Python server code that needs to be instrumented ...
Reinderien's user avatar
2 votes
1 answer
354 views

How to extract Kubernetes core metrics usage over time - metrics-server

I am using metrics-server in Kubernetes. How do I extract data relating to these core metrics: Number of pods running for each horizontal pod over a period of time CPU usage at certain points in time ...
cfbd's user avatar
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1 vote
1 answer
3k views

AWS Application Load Balancer - processed bytes metric

I have just finished setting up Application Load Balancer on AWS. I am trying to figure why my Processed Bytes metric is giving such a high number (and as a result Consumed Capacity Units go up and ...
Mateusz Drankowski's user avatar
0 votes
1 answer
1k views

Creating an AWS Cloudwatch Alarm to monitor an AWS SQS Dead Letter Queue

I want create a CloudWatch Alarm that triggers every time a message is sent to an SQS Dead Letter Queue and then clears 5 minutes later, unless one or messages are sent in the interim in which case ...
maxown-mgmt maxown's user avatar
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904 views

sar -dp reports individual disks higher than their devicemapper logical volume

I am trying to figure out how sysstat is reporting the utilization of the device mapper logical volume, lower than the individual disks that make up the logical volume. I keep trying to do the math ...
cdiehl's user avatar
  • 46
2 votes
2 answers
4k views

kubectl top node doesn't work. Looks like an issue with heapster

I have a fresh k8s cluster on gke. Whenever I run kubectl top node gke-data-custom-vm-6-25-0cbae9b9-hrkc I get Error from server (NotFound): the server could not find the requested resource (get ...
Korjavin Ivan's user avatar
0 votes
1 answer
492 views

kube-system pods in private GKE cluster can't make internet connections

After migrating all our Kubernetes workloads to private clusters, we've found that the SD metrics explorer is no longer receiving any data. Although we have cloud NAT setup to work with all subnets, ...
Chad Campbell's user avatar
1 vote
0 answers
16 views

Azure Event Hub: message-contents-driven metrics

Event Hub has a builtin Incoming Messages metric which shows how many messages were received but it does not allow to see what those messages are. I am looking for a simple solution to have a metric ...
jmuet's user avatar
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1 answer
1k views

Not understanding metrics of k6

I have load tested my server with k6 and I have some doubts about the results I have obtained. /\ |‾‾| /‾‾/ /‾/ /\ / \ | |_/ / / / / \/ \ | | / ...
John's user avatar
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0 votes
1 answer
572 views

Unexpected CPU Percentage with azure metrics

I'm currently having trouble to explain the following behavior on an azure VM. The VM is a Standard DS4 v2 Promo (8 vcpus, 28 GB memory) with Ubuntu 18.04 freshly installed. I generate some workload ...
Adrian Goudard's user avatar
11 votes
4 answers
51k views

How can I monitor VM memory usage on Azure?

I have a few VMs set up as ADO (VSTS) build servers and thought I'd look into CPU and RAM usage over time to optimize the VM size. However I have had a hard time finding anything in Azure that allows ...
Pelle's user avatar
  • 251
0 votes
1 answer
4k views

metrics-server CrashLoopBackOff on k8s v1.11.1

Using kubeadm and flannel over 4-nodes running on RHEL 7 I did the following: Open port 10250 on all nodes Applied Failed to get kubernetes address: No kubernetes source found to address no source ...
horcle_buzz's user avatar
0 votes
1 answer
1k views

textfile for Windows

I need to export some custom metrics generated by a script under Windows. Under Linux, I am already doing it, based on Robust Perception / Brian Brazil article : The node exporter includes many ...
Franklin Piat's user avatar
0 votes
1 answer
155 views

Can Azure metrics logging frequency/collection period be changed?

Per Azure documentation: All metrics have one-minute frequency (unless specified otherwise in a metric's definition). Also, at least for VM guest metrics, when enabled the metrics are stored in an ...
Dillon Brown's user avatar
1 vote
1 answer
676 views

Prometheus with remote_write and backups

I'm building a prometheus stack that uses the remote_read/remote_write feature for long term storage, and I have some questions about if/how prometheus' tsdb needs to be backed up, given that it is ...
user307927's user avatar
2 votes
1 answer
78 views

The command route the "Use" field is only zeroed, it does not count the route searches chosen

The route command output shows me the "Use" field but it always goes to zero, would not it be the route lookups because it does not count would it have something to activate so that it starts counting?...
Ricardo Barbosa's user avatar