cilium/hubble

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Hubble - Network, Service & Security Observability for Kubernetes using eBPF

Stars: 4.3k
Forks: 301
Open beginner issues: 0
Indexed issues: 43
Avg merge: 4h 24m
Merged PRs (30d): 7

Dominant language: Makefile
License: Apache-2.0
Last GitHub push: Sep 15, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted good first issue

Beginner friendly Everything

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43 open issues indexed

Hubble shows only TRAFFIC_DIRECTION_UNKNOWN after upgrade to 1.19.1 Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

cilium/hubble#1781 · 4 reactions · Opened Apr 27, 2026
Hubble ui showing a lot of ports Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

cilium/hubble#1767 · 2 comments · Opened Mar 25, 2026
EVENTS LOST: HUBBLE_RING_BUFFER CPU(0) Open

📬 kind/question 🙏 help-wanted

Difficulty 4/5 3-5 days Newbie friendliness 25/100

cilium/hubble#1737 · 2 comments · Opened Dec 8, 2025
Hubble baseUrl with Gateway and HTTPRoute Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

cilium/hubble#1704 · 3 comments · Opened Aug 6, 2025
Feature Request: Add --aggregate-by option to Hubble CLI for flow data aggregation. Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

cilium/hubble#1697 · Opened Jul 17, 2025
Hubble UI & relay Crashloopback Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

cilium/hubble#1678 · Opened May 4, 2025
Hubble relay server doesn't provide ALPN during TLS handshake while establishing a GRPC connection Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

cilium/hubble#1615 · 4 reactions · Opened Nov 8, 2024
Move Hubble CLI release into Cilium Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

cilium/hubble#1612 · Opened Oct 30, 2024
Hubble relay fails to connect to Cilium Agent on Clustermesh with high MTU Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

cilium/hubble#1610 · Opened Oct 28, 2024
Hubble Metrics show only small subset of the requests. Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

cilium/hubble#1609 · 1 comment · Opened Oct 28, 2024
Non-default domain name causing cilium hubble enable Hubble Relay to fail Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

cilium/hubble#1513 · 1 comment · 3 reactions · Opened Jun 4, 2024
Hubble doesn't show traffic flows of request to FQDN of ingress running in the same cluster Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

cilium/hubble#1499 · 2 reactions · Opened May 20, 2024
Hubble doesn't log DROP_NO_SERVICE for Service with no pods behind it Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

cilium/hubble#1451 · 1 comment · Opened Apr 12, 2024
Request and response content not found in hubble logs Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

cilium/hubble#1445 · 1 comment · Opened Apr 11, 2024
Hubble loses the FQDN reference after a few moments after it is resolved Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

cilium/hubble#1438 · 6 comments · 2 reactions · Opened Apr 3, 2024
Feature: Generate Network Policy Rules Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

cilium/hubble#1376 · 1 comment · 6 reactions · Opened Feb 5, 2024
Ability to monitor XDP handled packets Open

Difficulty 4/5 3-5 days Newbie friendliness 28/100

cilium/hubble#1339 · 11 comments · Opened Jan 8, 2024
Is there a way to log all dropped verdict by policy deny? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

cilium/hubble#1332 · 2 comments · Opened Dec 19, 2023
Hubble should indicate that a service cannot be reached due to non-running pods Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

cilium/hubble#1299 · Opened Nov 20, 2023
Connected Nodes: 0/0 and Hubble-relay error="context deadline exceeded" Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

cilium/hubble#1294 · 2 comments · Opened Nov 15, 2023
Add `hubble observe` flags reference docs Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

cilium/hubble#1280 · 5 reactions · Opened Nov 1, 2023
Support aliases for namespaces and nodes Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

cilium/hubble#1273 · Opened Oct 26, 2023
Feature: Add network policy names in hubble Open

⌨️ area/cli 🌟 kind/feature area/cilium

Difficulty 4/5 3-5 days Newbie friendliness 35/100

cilium/hubble#1100 · 7 comments · 21 reactions · Opened Jun 21, 2023
Dependency Dashboard Open

📌 pinned ignore-for-project 🤯 kind/meta

Difficulty 3/5 1-2 days Newbie friendliness 25/100

cilium/hubble#1023 · Opened May 10, 2023
Add support for gRPC bearer token authentication Open

kind/enhancement

cilium/hubble#1019 · 6 comments · 2 reactions · 1 assignee · Opened May 10, 2023
Support for non-k8s Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

cilium/hubble#987 · 1 comment · Opened Apr 10, 2023
observe: Support `-f` and `--first` at the same time Open

🌟 kind/feature 👍 good-first-issue

cilium/hubble#959 · 3 comments · 1 assignee · Opened Mar 24, 2023
Flags `--first` and `--last` don't work when piping flows into `hubble observe` Open

⌨️ area/cli 🐛 kind/bug

Difficulty 4/5 3-5 days Newbie friendliness 30/100

cilium/hubble#957 · Opened Mar 23, 2023
Support monitoring database queries Open

📬 kind/question area/cilium

Difficulty 5/5 Over a week Newbie friendliness 18/100

cilium/hubble#923 · 2 comments · Opened Mar 8, 2023
Apllying http-visibility breaks OAuth requests Open

⁉ needs/triage 🐛 kind/bug 📊 kind/community-report

Difficulty 4/5 3-5 days Newbie friendliness 25/100

cilium/hubble#588 · 2 comments · Opened Jul 14, 2021
Improve CLI usability around ringbuffer limits Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

cilium/hubble#460 · 1 comment · 1 reaction · Opened Dec 16, 2020
Add functionality to trace API calls Open

⌨️ area/cli 🙏 help-wanted kind/enhancement

cilium/hubble#455 · 8 comments · 3 reactions · 1 assignee · Opened Dec 10, 2020
Populate promQL query in grafana json files Open

🙏 help-wanted area/misc kind/enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

cilium/hubble#445 · Opened Dec 5, 2020
doc: document which timestamp is used when filtering Open

👍 good-first-issue 📄 area/documentation 🙏 help-wanted

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

cilium/hubble#438 · 2 comments · 3 reactions · Opened Nov 23, 2020
`hubble observe` currently limited to a single `AND` filter of all params Open

⌨️ area/cli kind/enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

cilium/hubble#430 · 6 comments · Opened Nov 18, 2020
Test the developement version of the CLI against released versions of Cilium Open

🤖 area/CI 🙏 help-wanted

Difficulty 4/5 3-5 days Newbie friendliness 38/100

cilium/hubble#384 · 3 reactions · Opened Oct 14, 2020
RFC: add support for configuration contexts Open

🌟 kind/feature priority/low

Difficulty 5/5 Over a week Newbie friendliness 25/100

cilium/hubble#379 · Opened Oct 9, 2020
hubble (cli) observe does not show traffic for a service - cilium v1.8.2 & hubble v0.6.1 Open

🐛 kind/bug 📬 kind/question

Difficulty 3/5 1-2 days Newbie friendliness 35/100

cilium/hubble#349 · 14 comments · 1 reaction · Opened Aug 13, 2020
Add Hubble Binaries to Package Managers Open

🌟 kind/feature 👍 good-first-issue 🙏 help-wanted

cilium/hubble#307 · 7 comments · 3 reactions · 1 assignee · Opened Jun 23, 2020
Provide URL generation and cross launching via pod annotations Open

🖥 area/ui kind/enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

cilium/hubble#284 · Opened Jun 3, 2020
CI Coverage of existing features Open

priority/high

Difficulty 5/5 Over a week Newbie friendliness 15/100

cilium/hubble#93 · Opened Feb 11, 2020
Policy-free L7 visibility Open

cilium/hubble#92 · 3 comments · 9 reactions · 1 assignee · Opened Feb 11, 2020
servicemap for native system services Open

kind/enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

cilium/hubble#42 · 2 comments · Opened Dec 20, 2019

cilium/hubble

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