optiqor/kerno

fix(doctor): FD ETA treats window net-delta as absolute fd count about 16 hours ago

bug good first issue area/doctor claimed

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(metrics): cardinality guard counts events, stalls metric for run about 16 hours ago

bug good first issue claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

test(collector): table-drive memory_test.go and memory_collector_test.go about 16 hours ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

CLI: Add `kerno doctor --list-rules` to print the rule catalog 1 day ago

enhancement good first issue help wanted claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Bench: Add `BenchmarkHistogramMerge` and `BenchmarkLRUPut` 1 day ago

enhancement good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Docs: `CONTRIBUTING.md` walkthrough — how to add a doctor rule 1 day ago

documentation good first issue help wanted P2 area/community claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(ai): analyzer drops configured max_tokens and temperature 1 day ago

bug good first issue claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

test(collector): table-drive histogram_test.go 2 days ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Add unit tests for config validation and defaults 3 days ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Create `scripts/stress-test.sh` for demo and testing 3 days ago

documentation good first issue help wanted claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Add unit tests for doctor diagnostic rules 3 days ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

CLI: Add `kerno explain --rule <name>` to print one rule's documentation 3 days ago

enhancement good first issue help wanted claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Docs: Add "Chaos Engineering" section to README 3 days ago

documentation good first issue claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

CLI: shell completion (bash/zsh/fish/PowerShell) 3 days ago

enhancement good first issue P2 claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(ai): provider HTTP clients have no request timeout 3 days ago

bug good first issue P1 claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

test(doctor): table-drive rules_test.go 3 days ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

test(collector): table-drive syscall_test.go 3 days ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Enhance `kerno version` with build metadata (commit, date, Go version) 4 days ago

enhancement good first issue claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(bpf): disk_io nr_bytes overflows u32 on large requests 5 days ago

bug good first issue area/bpf claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

test(collector): table-drive lru_test.go 5 days ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

test(ai): table-drive analyzer_test.go 5 days ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Add `--duration` flag to `kerno trace` and `kerno watch` commands 6 days ago

enhancement good first issue claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Tests: Push `internal/adapter` coverage from 70% → 85% 6 days ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

test(bpf): finish table-driving decode_test.go 6 days ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

test(collector): table-drive collector_test.go 6 days ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(collector): data race on aggregator counters read after unlock 7 days ago

bug good first issue P1 claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(bpf): tcp_monitor sport/dport byte order inconsistent 25 days ago

bug good first issue area/bpf claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(adapter): cgroup v1 fallback returns wrong controller path 25 days ago

bug good first issue area/k8s claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

test(cli): table-drive watch_test.go 25 days ago

good first issue testing

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(cli): --exit-code prints spurious Error line on critical finding 26 days ago

bug good first issue claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(bpf): TCPEvent struct drops trailing pad, drifts from kerno.h 26 days ago

bug good first issue area/bpf claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(cli): watch fd --output json panics when no leaks present 26 days ago

bug good first issue P1 claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(doctor): ETA conversion truncates and overflows on tiny slopes 27 days ago

bug good first issue area/doctor claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(cli): continuous doctor restarts collectors without new readers 27 days ago

bug good first issue claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

test(metrics): finish table-driving bridge_test.go 27 days ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(chaos): isResourceExhausted matches English errno strings 27 days ago

bug good first issue claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(doctor): disk-latency ETA scales slope by wrong step count 27 days ago

bug good first issue area/doctor claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(ai): analyzer panics when constructed with nil logger 28 days ago

bug good first issue claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

test(doctor): table-drive render_test.go 28 days ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

refactor(bpf): remove dead LoaderSet.LoadAll abort-on-failure path 28 days ago

good first issue area/bpf claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

test(chaos): finish table-driving chaos_test.go 28 days ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

test(collector): table-drive cgroup_memory_test.go 29 days ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(config): KERNO_* env vars are never read into config 29 days ago

bug good first issue P1 claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Util: Extend `formatBytes` to support TB and PB about 1 month ago

enhancement good first issue claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

fix(config): no range validation on ai max_tokens and temperature about 1 month ago

bug good first issue

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Tests: Add flag-wiring tests for `kerno trace disk`, `watch fd`, `watch oom` about 1 month ago

good first issue testing claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Add `/healthz` and `/readyz` JSON endpoints to daemon mode about 1 month ago

enhancement good first issue claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Add `--only-critical` flag to `kerno doctor` about 1 month ago

enhancement good first issue claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Add `--no-color` flag and `NO_COLOR` env var support to CLI output about 2 months ago

enhancement good first issue claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

CLI: Add `--no-banner` flag to `kerno doctor` about 2 months ago

enhancement good first issue help wanted claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Tooling: Add `make manpage` to generate Linux man pages from Cobra commands about 2 months ago

documentation enhancement good first issue help wanted claimed

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Refactor: Replace `interface{}` with `any` codebase-wide about 2 months ago

enhancement good first issue help wanted

optiqor/kerno

51

Kerno is a system-level incident diagnosis engine that explains production issues across Linux, Kubernetes, VMs, and bare metal using eBPF.

C

#ebpf#golang#infrastructure#kernel-tracing#kubernetes#linux#linux-kernel#observability#performance#slo#systems-programming

Open Issues Need Help