Android Hell - 2013-03-26

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11:25 AM

Stack Exchange Network Status: Routing issue Jan. 25th, 2013

posted on January 25, 2013

We were unavailable for about 15 minutes due to a large scale DDoS attack that hit Hurricane Electric who is one of our transit providers (our provider’s provider). They null routed the attack as soon as they were made aware of it. At this point all connectivity has been restored. We will continue to monitor the situation.

Stack Exchange Network Status: Testing our New York datacenter Jan. 29th, 2013

posted on January 29, 2013

We will be performing 2 read-only tests against our New York data center this afternoon starting shortly after 8:30 PM UTC. First meta.stackoverflow.com and then stackoverflow.com will appear briefly in read-only mode while we load-test our New York servers. After the test the sites will return to their normal functionality.

Stack Exchange Network Status: Database Issue Feb. 5th 2013

posted on February 06, 2013

Our primary SQL Server experienced a “non yielding scheduler” and wrote a 234 GB memory dump to disk before restarting. During this time all sites were offline. After the crash dump completed SQL was able to start without issue. We will continue to monitor the server and have plans to switch all of our sites back over to NY this weekend which are running on fully patched SQL…

Stack Exchange Network Status: Succeeding back to New York - Feb. 9, 2013

posted on February 08, 2013

Weather permitting, we will be moving most Stack Exchange operations to our new New York data center facility on Saturday Feb 9th, 2013. A high level overview (a.k.a. “THE PLAN”) of what will happen on Friday night and Saturday: 02:00 UTC Saturday Restoring the latest full backups from Oregon (OR) 15:00 UTC Saturday We’ll do a go/no-go check with Internap (our colo) in New …