Incident report · 2026041501
Batam Sarawak Internet Cable System (BaSICS): 0.63× baseline latency
Resolved · 9h 36m
What we measured
| Cable | Batam Sarawak Internet Cable System (BaSICS) |
| Segment | Batam, ID → Kuching, MY |
| Detected | 2026-04-15 05:01 UTC |
| Resolved | 2026-04-15 14:38 UTC |
| Duration | 9h 36m |
| Observed latency | 5.3 ms |
| Baseline | 8.5 ms · 0.63× |
| Increase | +153% |
| Severity | critical |
Path analysis
Traffic kept the same route. Latency rose without a visible path change, which points at congestion or a fault on the existing route rather than a reroute.
Cross-probe verdict. Too few independent vantage points were watching this endpoint to reach a cross-probe verdict.
Timeline
- Alert 2026041501: warning — ratio 2.53x
- Alert #76 resolved: RTT 5.32ms (baseline 8.46ms), 5 consecutive OK
Detection method
Latency is sampled continuously from our probe network. An alert opens when round-trip time to a monitored endpoint holds above its rolling baseline, and closes automatically once it returns. Full method is described on the methodology page.
How to cite
GeoCables (2026). Incident 2026041501: Batam Sarawak Internet Cable System (BaSICS). https://geocables.com/incident/2026041501
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