Service comparison

CockroachDB vs. MongoDB Atlas

CockroachDB vs. MongoDB Atlas — reliability, API availability, and incident frequency head-to-head.

Last 90 days · 24 incidents total · Data via Pulsetic monitoring

Head-to-head

90-day summary

CockroachDB

cockroachlabs.com

Online
- 90-day uptime
  
  98.75%
- Incidents (90d)
  
  4
  
  4 major · 0 minor
- Median resolution
  
  2h 49m
- Longest outage
  
  20h 3m
View status page →
MongoDB Atlas

mongodb.com

Major outage
- 90-day uptime
  
  92.19%
- Incidents (90d)
  
  20
  
  6 major · 14 minor
- Median resolution
  
  2h 7m
- Longest outage
  
  92h 53m
View status page →

Uptime over time

Availability across windows

Window	CockroachDB	MongoDB Atlas	Δ
Last 24 hours	93.75%	100.00%	-6.25 pp
Last 7 days	99.11%	96.19%	+2.92 pp
Last 30 days	99.22%	95.26%	+3.96 pp
Last 90 days	98.75%	92.19%	+6.56 pp

Δ is percentage-point difference (CockroachDB minus MongoDB Atlas). Higher is better.

Incidents 90-day

Severity breakdown

CockroachDB

4 total

4 major 0 minor
- Median resolution
  
  2h 49m
- Longest outage
  
  20h 3m
MongoDB Atlas

20 total

6 major 14 minor
- Median resolution
  
  2h 7m
- Longest outage
  
  92h 53m

Recent activity

Last 5 incidents, side-by-side

CockroachDB
- Sep 17
  
  Connection attempts failing for multiple Basic tenants in GCP South America (southamerica-east1).
  
  1h 30m
  
  Major
- Sep 1
  
  Cloud Latency, Delays, Connection Issues
  
  4h 8m
  
  Major
- Aug 4
  
  Cluster connectivity and execution issues
  
  20h 3m
  
  Major
- Jul 12
  
  Cluster Creation Failure
  
  1h 16m
  
  Major
- Jun 9
  
  Unable to accept invites
  
  36m
  
  Minor
View all incidents →
MongoDB Atlas
- Sep 16
  
  Support Portal Outage
  
  6h 24m
  
  Major
- Sep 11
  
  Atlas is experiencing issues with issuing certificates from Lets Encrypt
  
  2h 23m
  
  Minor
- Sep 3
  
  Impaired Cluster operations in AWS me-central-1 and AWS me-south-1
  
  Ongoing
  
  Major
- Aug 28
  
  MongoDB Atlas Log Integration service degraded
  
  < 1m
  
  Minor
- Aug 19
  
  Issues rotating certificates for projects containing only Atlas Free and Flex clusters
  
  1d 1h 21m
  
  Minor
View all incidents →

Bottom line

CockroachDB wins

CockroachDB edges out on 90-day uptime.

CockroachDB posted 98.75% vs. 92.19% for MongoDB Atlas (Δ +6.56 pp). Incidents: 4 vs. 20 (-16).

Also compare

Other CockroachDB comparisons

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