Sui Outage History

Sui is up right now

Pingoru has recorded 11 incidents for Sui: 3 in the last 12 months and 0 in the last 90 days.

Source: status.sui.io

11incidents recorded
3last 12 months
0last 90 days
20 hourstypical duration
Incidents per month
012AprMayJunJulAugSepOct0
Share of hours with an open incident, any severity
0%50%100%AprMayJunJulAugSepOct0%
Pingoru began tracking Sui in April 2026, so earlier months are not shown. Hover a bar for its value.
Show as a table
MonthIncidentsHours with an open incident
April 202600 of 720 (0%)
May 2026151 of 744 (7%)
June 202600 of 720 (0%)
July 202600 of 744 (0%)
August 202600 of 744 (0%)
September 202600 of 720 (0%)
October 202600 of 512 (0%)

Incidents, newest first

Critical May 28, 2026 Mainnet settlement 2d 2h Sui Mainnet - Validators, Sui Mainnet - Public RPC Nodes

Started May 28, 2026, 02:15 PM UTC· resolved May 30, 2026, 04:43 PM UTC

  1. investigating May 28, 2026, 02:15 PM UTC

    We are currently investigating this issue.

  2. identified May 28, 2026, 02:36 PM UTC

    The issue has been identified and a fix is being implemented.

  3. monitoring May 28, 2026, 07:40 PM UTC

    Fix is rolling out to validators

  4. monitoring May 28, 2026, 08:31 PM UTC

    We are continuing to monitor for any further issues.

  5. monitoring May 28, 2026, 08:32 PM UTC

    >2/3 of stake have upgraded to the fix, network is online: https://metrics.sui.io/public-dashboards/4ceb11cc210d4025b122294586961169

  6. monitoring May 29, 2026, 12:09 PM UTC

    We are continuing to monitor for any further issues.

  7. monitoring May 29, 2026, 03:43 PM UTC

    >2/3 of stake have upgraded to the latest fix, network is currently online: https://metrics.sui.io/public-dashboards/4ceb11cc210d4025b122294586961169

  8. monitoring May 29, 2026, 08:57 PM UTC

    Validators are waiting to complete epoch change and only processing system txns

  9. monitoring May 29, 2026, 09:41 PM UTC

    We are continuing to monitor for any further issues.

  10. monitoring May 30, 2026, 02:32 AM UTC

    We have progressed to epoch 1143 - network is currently online with degraded participation: https://metrics.sui.io/public-dashboards/4ceb11cc210d4025b122294586961169

  11. resolved May 30, 2026, 04:43 PM UTC

    Up to 93% participation by stake. We will continue to monitor the network closely, but marking this incident as resolved.

Read the full incident report →

Critical January 14, 2026 Consensus outage 6h 30m Sui Mainnet - Validators, Sui Mainnet - Public RPC Nodes

Started Jan 14, 2026, 02:52 PM UTC· resolved Jan 14, 2026, 09:22 PM UTC

  1. investigating Jan 14, 2026, 02:52 PM UTC

    investigating consensus issues across all validators

  2. investigating Jan 14, 2026, 02:52 PM UTC

    We are continuing to investigate this issue.

  3. identified Jan 14, 2026, 03:18 PM UTC

    The issue has been identified and a fix is being implemented.

  4. identified Jan 14, 2026, 07:37 PM UTC

    Fix is ready and will be rolled out soon

  5. monitoring Jan 14, 2026, 08:44 PM UTC

    A fix has been implemented and we are monitoring the results.

  6. resolved Jan 14, 2026, 09:22 PM UTC

    The validators have rolled out the fix and the system is fully functional.

Read the full incident report →

Minor December 14, 2025 Sui Mainnet Network 3h 11m Sui Mainnet - Validators, Sui Mainnet - Public RPC Nodes

Started Dec 14, 2025, 07:52 PM UTC· resolved Dec 14, 2025, 11:03 PM UTC

  1. investigating Dec 14, 2025, 07:52 PM UTC

    We are currently investigating degraded consensus, much higher latencies.

  2. resolved Dec 14, 2025, 11:03 PM UTC

    This incident has been resolved.

Read the full incident report →

Notice June 28, 2025 Testnet validators lost quorum for checkpoint generation 1d Sui Testnet - Validators

Started Jun 28, 2025, 11:12 PM UTC· resolved Jun 29, 2025, 11:20 PM UTC

  1. investigating Jun 28, 2025, 11:12 PM UTC

    We understand the root cause and the team is figuring out options for troubleshooting.

  2. resolved Jun 29, 2025, 11:20 PM UTC

    This incident has been resolved.

Read the full incident report →

Major November 21, 2024 Validators are down 1h 7m Sui Mainnet - Validators

Started Nov 21, 2024, 10:39 AM UTC· resolved Nov 21, 2024, 11:47 AM UTC

  1. investigating Nov 21, 2024, 10:39 AM UTC

    We are currently investigating this issue.

  2. investigating Nov 21, 2024, 10:40 AM UTC

    We are continuing to investigate this issue.

  3. resolved Nov 21, 2024, 11:47 AM UTC

    v1.37.4 patch has been rolled out on Mysten Validators and announced publicly for immediate rollout.

  4. postmortem Nov 21, 2024, 08:58 PM UTC

    Please see [https://blog.sui.io/sui-mainnet-outage-resolution/](https://blog.sui.io/sui-mainnet-outage-resolution/) for detailed explanation of what happened.

Read the full incident report →

Notice November 12, 2024 Sui testnet validators don't accept new user transactions 2h 14m Sui Testnet - Validators

Started Nov 12, 2024, 08:00 PM UTC· resolved Nov 12, 2024, 10:15 PM UTC

  1. identified Nov 12, 2024, 09:17 PM UTC

    There is an issue with the change in the cert processing on Sui testnet, enough validators aren't able to accept certs and as such it's impossible to submit user transactions on testnet. Walrus testnet writes are affected as a result of that as well.

  2. resolved Nov 12, 2024, 10:52 PM UTC

    This incident has been resolved.

Read the full incident report →