Sep <var data-var='date'>23</var>, <var data-var='time'>19:13</var> UTC Resolved - Services are back up. We are continuing to monitor. Sep <var data-var='date'>23</var>, <var data-var='time'>18:48</var> UTC Update - Services are in the process of coming up. We will update this page when resolved Sep <var data-var='date'>23</var>, <var data-var='time'>17:42</var> UTC Monitoring - We are aware that many users had trouble accessing Wikipedia and other Wikimedia sites. We experienced a power failure and have moved services over to a different data center. Services should be restoring. Sep <var data-var='date'>23</var>, <var data-var='time'>17:26</var> UTC Update - We are currently investigating this issue. Sep <var data-var='date'>23</var>, <var data-var='time'>17:26</var> UTC Investigating - We are currently investigating this issue.

Service disruption

Aug <var data-var='date'>25</var>, <var data-var='time'>19:56</var> UTC Resolved - This incident has been resolved. Aug <var data-var='date'>25</var>, <var data-var='time'>19:33</var> UTC Monitoring - A fix has been implemented and we are monitoring the results. Aug <var data-var='date'>25</var>, <var data-var='time'>18:24</var> UTC Investigating - We are aware that many users are having trouble accessing Wikipedia and other Wikimedia sites, and we are investigating.

Wikipedia and other sites slow or unavailable

Jul <var data-var='date'>31</var>, <var data-var='time'>10:09</var> UTC Resolved - This incident has been resolved. Jul <var data-var='date'>30</var>, <var data-var='time'>10:08</var> UTC Monitoring - There are reports of connectivity issues from Russia outside of our control. The issues mostly affect image and media serving.

Connectivity issues from Russia

Jul <var data-var='date'> 1</var>, <var data-var='time'>14:48</var> UTC Resolved - The impact is resolved, we are monitoring the site health. Jul <var data-var='date'> 1</var>, <var data-var='time'>14:47</var> UTC Update - We are continuing to investigate this issue. Jul <var data-var='date'> 1</var>, <var data-var='time'>14:45</var> UTC Update - The outage is currently recovering at 14:45 UTC Jul <var data-var='date'> 1</var>, <var data-var='time'>14:44</var> UTC Investigating - We are currently investigating this issue.

Ongoing network outage, users might be unable to reach the wikis

Apr <var data-var='date'> 2</var>, <var data-var='time'>14:27</var> UTC Resolved - This incident has been resolved. Apr <var data-var='date'> 2</var>, <var data-var='time'>11:17</var> UTC Investigating - We are currently investigating an issue which is causing a number of edits to Wiki's to fail. Investigation continuing and updates to follow.

Wikipedia and other wikis reporting errors with edits

Mar <var data-var='date'>25</var>, <var data-var='time'>15:09</var> UTC Completed - The scheduled maintenance has been completed. Mar <var data-var='date'>25</var>, <var data-var='time'>15:00</var> UTC In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary. Mar <var data-var='date'>25</var>, <var data-var='time'>13:41</var> UTC Scheduled - The SRE team will run a planned data center switchover, moving all wikis from our data center in Texas to the data center in Virginia. This is an important periodic test of our tools and procedures, to ensure the wikis will continue to be available even in the event of major technical issues. The switchover process requires a brief read-only period for all Foundation-hosted wikis, which will start at 15:00 UTC on Wednesday March 25th, and will last for a few minutes while we execute the migration as efficiently as possible. All our public and private wikis will be continuously available for reading as usual, but no one will be able to save edits during the process.

Wikis read-only: Datacenter Switchover

Mar <var data-var='date'> 6</var>, <var data-var='time'>00:05</var> UTC Resolved - Wikis have been read-write for several hours, and we have now restored most user scripting capabilities. Mar <var data-var='date'> 5</var>, <var data-var='time'>18:36</var> UTC Update - We are continuing to monitor for any further issues. Mar <var data-var='date'> 5</var>, <var data-var='time'>17:36</var> UTC Monitoring - A fix has been implemented and we are monitoring the results. Some editing functionality will still be disabled. Mar <var data-var='date'> 5</var>, <var data-var='time'>17:09</var> UTC Update - Wikis are back in read write mode, but some functionalities are still disabled Mar <var data-var='date'> 5</var>, <var data-var='time'>16:11</var> UTC Identified - The issue has been identified and a fix is being implemented. Mar <var data-var='date'> 5</var>, <var data-var='time'>15:36</var> UTC Investigating - We are aware of issues with accessing some wikis, and we are investigating.

Wikis were in read only mode

Mar <var data-var='date'> 3</var>, <var data-var='time'>10:24</var> UTC Resolved - Everything is back to normal. Mar <var data-var='date'> 3</var>, <var data-var='time'>10:17</var> UTC Monitoring - We think we have fixed the database issue, but we are watching to make sure. Mar <var data-var='date'> 3</var>, <var data-var='time'>10:09</var> UTC Identified - We have discovered an issue with our database servers and are working on a fix.

Edits to Wikipedia and other wikis are delayed

Feb <var data-var='date'>26</var>, <var data-var='time'>16:58</var> UTC Resolved - This incident has been resolved. Feb <var data-var='date'>26</var>, <var data-var='time'>16:25</var> UTC Monitoring - A fix has been implemented and we are monitoring the results.

Issues and degraded performance accessing Wikis

Feb <var data-var='date'>25</var>, <var data-var='time'>17:24</var> UTC Resolved - This incident has been resolved. Feb <var data-var='date'>25</var>, <var data-var='time'>16:40</var> UTC Investigating - We are currently investigating this issue.

Feb <var data-var='date'>20</var>, <var data-var='time'>23:33</var> UTC Resolved - This incident has been resolved. Feb <var data-var='date'>20</var>, <var data-var='time'>19:44</var> UTC Monitoring - A fix has been implemented and we are monitoring the results. Feb <var data-var='date'>20</var>, <var data-var='time'>19:28</var> UTC Identified - The issue has been identified and a fix is being implemented. Feb <var data-var='date'>20</var>, <var data-var='time'>19:03</var> UTC Investigating - We are currently investigating this issue.

Issues and slow down in Europe

Jan <var data-var='date'>26</var>, <var data-var='time'>00:19</var> UTC Resolved - A network interruption impacted some users accessing the wikis

Issues accessing wikis for some users

Dec <var data-var='date'>23</var>, <var data-var='time'>13:16</var> UTC Resolved - This incident has been resolved. Dec <var data-var='date'>23</var>, <var data-var='time'>11:30</var> UTC Monitoring - The issue seems to be recovered - we are still monitoring. Dec <var data-var='date'>23</var>, <var data-var='time'>10:03</var> UTC Investigating - We are currently investigating an increased amount of errors with some wikis.

Increase of wiki errors.

Dec <var data-var='date'> 3</var>, <var data-var='time'>18:24</var> UTC Resolved - This incident has been resolved. Dec <var data-var='date'> 3</var>, <var data-var='time'>17:44</var> UTC Monitoring - A fix has been implemented and we are monitoring the results. Dec <var data-var='date'> 3</var>, <var data-var='time'>17:36</var> UTC Investigating - We are aware of issues with accessing some wikis, and we are investigating.

Trouble with some wikis

Nov <var data-var='date'>15</var>, <var data-var='time'>00:40</var> UTC Resolved - This incident has been resolved. Nov <var data-var='date'>15</var>, <var data-var='time'>00:24</var> UTC Monitoring - A fix has been implemented and we are monitoring the results. Nov <var data-var='date'>15</var>, <var data-var='time'>00:15</var> UTC Identified - The issue has been identified and a fix is being implemented. Nov <var data-var='date'>15</var>, <var data-var='time'>00:00</var> UTC Investigating - We are currently investigating this issue.

Trouble with images and thumbnails

Nov <var data-var='date'> 6</var>, <var data-var='time'>11:10</var> UTC Resolved - We are aware of issues with accessing some wikis. Some wikimedia sites failed to load with a 429 error for some users.

Oct <var data-var='date'> 8</var>, <var data-var='time'>09:27</var> UTC Resolved - This incident has been resolved. Oct <var data-var='date'> 8</var>, <var data-var='time'>09:09</var> UTC Monitoring - A fix has been implemented and we are monitoring the results.

Connectivity issues for EMEA users

Oct <var data-var='date'> 3</var>, <var data-var='time'>07:47</var> UTC Resolved - This incident has been resolved. Oct <var data-var='date'> 3</var>, <var data-var='time'>07:40</var> UTC Monitoring - A fix has been implemented and we are monitoring the results. Oct <var data-var='date'> 3</var>, <var data-var='time'>07:31</var> UTC Investigating - We are currently investigating this issue.

Availability issues with wikis

Oct <var data-var='date'> 1</var>, <var data-var='time'>13:03</var> UTC Resolved - This incident has been resolved. Oct <var data-var='date'> 1</var>, <var data-var='time'>12:42</var> UTC Monitoring - A fix has been implemented and we are monitoring the results. Oct <var data-var='date'> 1</var>, <var data-var='time'>12:23</var> UTC Identified - The issue has been identified and a fix is being implemented. Oct <var data-var='date'> 1</var>, <var data-var='time'>12:22</var> UTC Investigating - We are aware of issues with accessing images on some wikis, and we are investigating.

Sep <var data-var='date'>24</var>, <var data-var='time'>15:30</var> UTC Completed - The scheduled maintenance has been completed. Sep <var data-var='date'>24</var>, <var data-var='time'>15:30</var> UTC Update - We are continuing to verify the maintenance items. Sep <var data-var='date'>24</var>, <var data-var='time'>15:30</var> UTC Verifying - Verification is currently underway for the maintenance items. Sep <var data-var='date'>24</var>, <var data-var='time'>15:29</var> UTC Update - Scheduled maintenance is still in progress. We will provide updates as necessary. Sep <var data-var='date'>24</var>, <var data-var='time'>14:30</var> UTC In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary. Sep <var data-var='date'>24</var>, <var data-var='time'>14:15</var> UTC Scheduled - The SRE team will run a planned data center switchover, moving all wikis from our data center in Virginia to the data center in Teaxs. This is an important periodic test of our tools and procedures, to ensure the wikis will continue to be available even in the event of major technical issues. The switchover process requires a brief read-only period for all Foundation-hosted wikis, which will start at 15:00 UTC on Wednesday September 23rd, and will last for a few minutes while we execute the migration as efficiently as possible. All our public and private wikis will be continuously available for reading as usual, but no one will be able to save edits during the process.

Sep <var data-var='date'>19</var>, <var data-var='time'>18:32</var> UTC Resolved - This incident has resolved and we are investigating follow-up actions to prevent its recurrence in the future. Sep <var data-var='date'>19</var>, <var data-var='time'>17:51</var> UTC Monitoring - We are continuing to monitor and investigate potential triggers. Sep <var data-var='date'>19</var>, <var data-var='time'>17:25</var> UTC Identified - We have identified an issue impacting the enwiki database primary and continue to investigate. Edits should once again be available for enwiki, and read operations across wikis should no longer be degraded. Sep <var data-var='date'>19</var>, <var data-var='time'>17:08</var> UTC Investigating - We are aware of issues with accessing some wikis, particularly enwiki, and we are investigating. At this time, edits to enwiki are unavailable, and read operations across all wikis may be degraded.

Trouble with some wikis, editing unavailable on enwiki

Sep <var data-var='date'>11</var>, <var data-var='time'>11:15</var> UTC Completed - The scheduled maintenance has been completed. Sep <var data-var='date'>11</var>, <var data-var='time'>11:12</var> UTC Verifying - Maintenance complete, we are monitoring the situation. Sep <var data-var='date'>11</var>, <var data-var='time'>11:00</var> UTC In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary. Sep <var data-var='date'>11</var>, <var data-var='time'>10:48</var> UTC Scheduled - English Wikipedia will go through a brief period of read-only in order to limit the impact of critical maintenance

Emergency maintenance for English Wikipedia

Sep <var data-var='date'>11</var>, <var data-var='time'>10:36</var> UTC Resolved - All APIs are operational. Sep <var data-var='date'>11</var>, <var data-var='time'>10:15</var> UTC Monitoring - A hardware failure has been identified and mitigated, we are monitoring the situation. Sep <var data-var='date'>11</var>, <var data-var='time'>10:15</var> UTC Update - We are continuing to investigate this issue. Sep <var data-var='date'>11</var>, <var data-var='time'>10:03</var> UTC Investigating - We have noticed an increase in 500 errors from our internal and external APIs. We are investigating the cause

API availability issues

Jul <var data-var='date'> 2</var>, <var data-var='time'>15:12</var> UTC Resolved - Incident resolved, editing at normal levels. Jul <var data-var='date'> 2</var>, <var data-var='time'>14:58</var> UTC Update - A fix has been implemented and we are monitoring the results. Jul <var data-var='date'> 2</var>, <var data-var='time'>14:57</var> UTC Monitoring - A fix has been implemented, and reads and edits are recovering. Jul <var data-var='date'> 2</var>, <var data-var='time'>14:36</var> UTC Update - Commons API is unavailable Jul <var data-var='date'> 2</var>, <var data-var='time'>14:21</var> UTC Identified - The issue has been identified and a fix is being implemented. Jul <var data-var='date'> 2</var>, <var data-var='time'>14:00</var> UTC Investigating - We are investigating an issue affecting reading and editing on all wikis

Increased error rates on all wikis

Jun <var data-var='date'>23</var>, <var data-var='time'>12:15</var> UTC Resolved - This incident has been resolved Jun <var data-var='date'>23</var>, <var data-var='time'>12:00</var> UTC Monitoring - A fix has been implemented and we are monitoring the results. Jun <var data-var='date'>23</var>, <var data-var='time'>11:50</var> UTC Identified - We are aware of issues with accessing images on some wikis, and we are investigating.

Is Wikimedia down?

Wikimedia status is UP

Lastest published events

Service disruption

Wikipedia and other sites slow or unavailable

Connectivity issues from Russia

Wikimedia Services, Components and Regions

Recent Wikimedia events

Service disruption

Wikipedia and other sites slow or unavailable

Connectivity issues from Russia

Ongoing network outage, users might be unable to reach the wikis

Wikipedia and other wikis reporting errors with edits

Wikis read-only: Datacenter Switchover