PlugStream Change Logs

PlugStream is continuously updated to improve reliability, security, and user experience. This page provides a transparent record of every software and firmware release, including what changed and why it matters.

Latest

OCPP API 2.1.1

Ocpp API – 2.1.1

2.1.1

Tests: passed (138/138)Coverage: 8.3%

Service

January 7, 2026

Ocpp API – 2.1.1

2.1.1 (2026-01-07)

Bug Fixes

add v1 performance test alias (8a266be)
expose versioned performance-test endpoint (5d52d3a)
make performance test endpoint resilient to missing tables (66acd32)

Performance & SLO

SLO Targets:

P95 < 200msP99 < 500msAvailability > 99.5%

Loading performance data...

Performance Tests:

Failed

2/20/2026

P95: 180.0msP99: 554.7msErrors: 0.78%

P99 latency 554.6603287199991ms exceeds target 500ms, Availability 99.22% below target 99.50%

Passed

2/17/2026

P95: 75.7msP99: 159.4msErrors: 0.28%

Passed

2/13/2026

P95: 58.8msP99: 133.2msErrors: 0.04%

Passed

2/10/2026

P95: 55.2msP99: 130.1msErrors: 0.00%

Passed

2/6/2026

P95: 72.2msP99: 146.0msErrors: 0.03%

Passed

2/3/2026

P95: 76.2msP99: 156.2msErrors: 0.00%

Passed

1/30/2026

P95: 71.4msP99: 148.1msErrors: 0.00%

2.1.1 - Ocpp API – 2.1.1 | PlugStream Change Logs