Emergency

Search Results for: sever has gone away

Innodb transaction history often hides dangerous ‘debt’

In many write-intensive workloads Innodb/XtraDB storage engines you may see hidden and dangerous “debt” being accumulated – unpurged transaction “history” which if not kept in check over time will cause serve performance regression or will …

Read More
 

Oracle’s Morgan Tocker opens up about MySQL development, MySQL 5.7

Today’s post features an interview with Morgan Tocker, MySQL community manager at Oracle. Morgan is an old friend of Percona, having worked here as director of MySQL training from 2009 to 2011. He’s also done …

Read More
 

How to track down the source of Aborted_connects

Yesterday I helped someone who was seeing a lot of “server has gone away” error messages on his website. While investigating this problem, I noticed several things amiss, which appeared to be related but really …

Read More