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 2.9.4

Ocpp API – 2.9.4

2.9.4

Tests: passed (141/141)Coverage: 88.6%

Service

May 19, 2026

Ocpp API – 2.9.4

2.9.4 (2026-05-19)

Bug Fixes

ocpp: accept periodic event stream commands (1939fea)

Performance & SLO

SLO Targets:

P95 < 200msP99 < 500msAvailability > 99.5%

Latest (Last 7 Days):

P95: 115.5ms ✅P99: 173.7ms ✅Availability: 99.87% ✅

Worst (Last 7 Days):

P95: 115.5ms ✅P99: 173.7ms ✅Availability: 99.87% ✅

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Performance Tests:

Passed

6/2/2026

P95: 115.5msP99: 173.7msErrors: 0.13%

Passed

5/29/2026

P95: 109.5msP99: 176.4msErrors: 0.15%

Passed

5/26/2026

P95: 126.5msP99: 181.1msErrors: 0.06%

Passed

5/22/2026

P95: 130.8msP99: 180.2msErrors: 0.02%