GitHub Git handshake disruption on 8 October 2026

GitHub Git handshake from Amsterdam, Mumbai, Singapore: degraded checks; 2026-10-08 13:00 UTC to 2026-10-08 15:30 UTC: peak Git handshake 1.19 s vs a usual 0.71 s.

What our checks saw: Degraded
Cities affected: Amsterdam, Mumbai, Singapore
When: 8 Oct, 13:00 UTC to 8 Oct, 15:30 UTC
How long: 2.5 hours
Slowest check: 1.19 s, usually 708 ms
GitHub's status page: Open it

Where our checks saw it

Each glowing city had slow or failing checks during the incident, shown at its worst. We test from 6 cities, so other places may have been hit too.

Our checks, city by city

Each point is one check every 30 minutes, from three hours before the incident to three hours after. Coloured points are the checks we counted as slower or failing. The shaded area shows how far above the usual time they were. Not affected: San Francisco, Montreal, Tokyo.

Amsterdam

Each check (UTC)Usual (189 ms)Much slower, or failingSlow check outside the incidentIncident

Every check as a table

Time (UTC)	Check	Reading
10:00	333 ms	Normal
10:30	260 ms	Normal
11:00	373 ms	Normal
11:30	232 ms	Normal
12:00	760 ms	Much slower, or failing
12:30	392 ms	Normal
13:00	628 ms	Much slower, or failing
13:30	350 ms	Normal
14:00	260 ms	Normal
14:30	279 ms	Normal
15:00	190 ms	Normal
15:30	507 ms	Much slower, or failing
16:00	518 ms	Much slower, or failing
16:30	366 ms	Normal
17:00	1.00 s	Much slower, or failing
17:30	290 ms	Normal
18:00	279 ms	Normal
18:30	185 ms	Normal

Singapore

Each check (UTC)Usual (708 ms)Slower than usualSlow check outside the incidentIncident

Every check as a table

Time (UTC)	Check	Reading
10:00	759 ms	Normal
10:30	764 ms	Normal
11:00	794 ms	Normal
11:30	741 ms	Normal
12:00	716 ms	Normal
12:30	858 ms	Normal
13:00	1.31 s	Slower than usual
13:30	1.07 s	Slower than usual
14:00	722 ms	Normal
14:30	763 ms	Normal
15:00	1.01 s	Normal
15:30	1.31 s	Slower than usual
16:00	1.04 s	Normal
16:30	714 ms	Normal
17:00	1.66 s	Slower than usual
17:30	759 ms	Normal
18:00	769 ms	Normal
18:30	699 ms	Normal

Mumbai

Each check (UTC)Usual (279 ms)Much slower, or failingSlow check outside the incidentIncident

Every check as a table

Time (UTC)	Check	Reading
10:00	344 ms	Normal
10:30	459 ms	Normal
11:00	503 ms	Normal
11:30	407 ms	Normal
12:00	930 ms	Much slower, or failing
12:30	757 ms	Much slower, or failing
13:00	333 ms	Normal
13:30	811 ms	Much slower, or failing
14:00	418 ms	Normal
14:30	500 ms	Normal
15:00	325 ms	Normal
15:30	613 ms	Slower than usual
16:00	671 ms	Slower than usual
16:30	369 ms	Normal
17:00	1.22 s	Much slower, or failing
17:30	368 ms	Normal
18:00	532 ms	Slower than usual
18:30	288 ms	Normal

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