M
Metrics
/ 01
Prom-compatible at 1M samples/sec on a $48 box.
PromQL+MetricsQL. Long-term storage. Zero cardinality fees. Backfill from existing Prometheus instances on day one.
L
Logs
/ 02
Structured logs at columnar speed.
SQL-native. JSON and OTLP ingest. Sub-second queries over a year of data. Up to 90% cheaper than Splunk-style stores.
SELECT count() FROM logs
WHERE service = 'api'
AND ts > now() - 1d;
→ 14,028,191 rows · 0.42s
T
Traces
/ 03
Distributed traces, end-to-end correlated.
OTel-native. Cross-service spans linked to logs and metrics by trace_id. Tail-sampling included.
api · 248ms
db.query · 162ms
cache.get · 8ms
payments-svc · 118ms
A
Alerting
/ 04
PagerDuty-grade routing — free.
PromQL alert rules. On-call schedules, escalations, deduplication, silencing. Notifies Slack, email, SMS, webhook.
High p99 on api-gateway
P1 · escalated → on-call rota
S
SIEM
/ 05
Security events in the same pane.
File integrity, host IDS, log analysis, vulnerability detection. CIS benchmarks, PCI/HIPAA mappings out of the box.
P1SSH brute-force · 37.x.x.x
P2file modified · /etc/sudoers
P3CVE-2024-3094 detected
C
CLI
/ 06
grep for your infrastructure.
Tail logs, query metrics, trigger silences, push dashboards — without ever opening a browser. Pipes into anything.
$ oleus tail --service=api | grep 5xx
$ oleus q 'rate(http[5m])' --since=1h
$ oleus alerts silence db.lag 30m
R
Mobile RUM
/ 07
iOS & Android SDKs, zero dependencies.
Drop-in Swift and Kotlin SDKs. Automatic view tracking, network instrumentation, crash reporting, ANR detection, and wireframe session replay — all batched and sent to your Oleus instance.
iOSOleusRUM.swift · SPM package
AndroidOleusRUM.kt · Gradle artifact
Replaywireframe · privacy-safe
O
OPW
/ 08
Pre-ingest pipelines — before data lands.
Observability Pipelines Worker intercepts OTLP and syslog before they hit storage. Sample, redact PII, parse, enrich, and route to multiple sinks — all without changing your instrumentation.
processors:
- redact_pii
- sample: 0.1
sinks: [oleus, s3]
N
NPM
/ 09
Per-connection network metrics, kernel-level.
eBPF flow ingest captures TCP retransmits, RTT, and packet loss per connection. DNS telemetry tracks latency and NXDOMAIN rates per resolver. Zero application changes required.
flows · 4.1M / day
DNS lat · 1.2ms p50
retransmits · 0.3%
PA
Product Analytics
/ 10
Funnels, retention, paths — event-level.
Capture any event from browser, mobile, or server. Build funnels, cohort retention curves, user paths, and conversion dashboards — no data warehouse required.
Funnelscheckout · 62% conversion
RetentionD7 · 38% · D30 · 22%
Pathssession replay linked
FF
Feature Flags & Experiments
/ 11
Ship safely with server-side flags.
Boolean, multivariate, and percentage-rollout flags evaluated server-side. A/B and multivariate experiments with statistical significance built in. Targeting by cohort, property, or group.
flags:
new_checkout: 50%
dark_mode: cohort.beta
experiments: 3 running
SR
Session Replay & Heatmaps
/ 12
See exactly what users did — pixel-perfect.
DOM-capture session replay with console logs and network events attached. Click, scroll, and rage-click heatmaps aggregated across all sessions. Privacy masking built in.
ReplayDOM capture · privacy-safe
Heatmapsclick · scroll · rage-click
Surveysin-app · NPS · targeting