…--defaults-file=/ssd/msb/msb_5_5_360/my.sandbox.cnf \ --apply-log --redo-only /ssd/msb/msb_5_5_360/bkp/full/2014-04-23_01_20_46 \ --incremental-dir=/ssd/msb/msb_5_5_360/bkp/incr/2014-04-23_01_21_00 innobackupex --defaults-file=/ssd/msb/msb_5_5_360/my.sandbox.cnf \ --apply-log /ssd/msb/msb_5_5_360/bkp/full/2014-04-23_01_20_46
…further generalize, these periods correspond roughly to the original WebScaleSQL .team, Percona and , and the last period is the current period so key players are emerging, like
Does it work?
keynote talks that used to be considered a toy. Today that assessment is wrong, or at least very difficult to defend. The proof is that nearly all of the largest and most successful web companies today use it ( …said in one of his
…enhancements, and features to make scaling easier. So many forks at the table (, Percona, webscale).
This is why we can't have nice code. Martin Sústrik argues In the , quite successfully I think, that it's often clearer to have one large 1500 line function than it is to have a refactored great big ball of mud. of Code argue from a perfect world stance that if you do X from the start and then continue the same practices over …
upgrade to Percona 5.6
upgrade to nginx 1.5 for SSL performance improvements
switch from unicorn to Puma for memory efficiency
Overall I'm quite happy with the year. I was never woken up by a phone call and I sleep soundly at night. I like to think that validates the choices we've made with our infrastructure; let's hope 2014 proves as reliable.
This is why I avoid distributed data stores as their administration …
…hard-to-recover problems. Here's MMM's flaws :, at Percona, on
In short,causes more downtime than it prevents. It's a Low-Availability tool, not a tool. It only takes one really good serious system-wide mess to take you down for a couple of days, working 24×7 trying to scrape your data off the walls and put it back into the server. MMM brings new meaning to the term "cluster-f__k".
MySQL Performance Blog from Percona - one of the best resources on performance
High Scalability - awesome resource with a lot of great articles on scalability, performance and design of large scale systems
Kitchen Soap - by John Alspaw (another of my personal heroes in IT field)
DevOps - feed/news aggregator for the Planet community
DevOps Community on Reddit - not too active, but still a useful resource …
Generate a new template with correct polling interval - by default all Percona templates are shipped configured for 5-minute polling intervals. To change that you need to re-generate them using a procedure explained in their documentation . If you're using their to deploy the scripts, here is a command that worked for me:
--mpds port \
--graph_height 200 \
--graph_width 800 \
--poll_interval 10 \
* Percona is offering two intensive week of May 20 in . Join them and increase your MySQL knowledge as you learn from Percona experts. , CAworkshops the
* HP in 2013 , the ultimate showcase technology event for business and IT professionals to learn, connect and grow.for
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* Keep your team connected and communicating in one place. …
…news, content and upcoming events from our partners. This month's spotlight includes content from Percona,, BlazeMeter, , and some of our new partners.
* Join us at the Percona . The and Expo and is a unique opportunity to network with the largest gathering of community members at a single conference.
* Check out Acquia's webinar, How toMySQL in of Drupal …
…Percona University event on April 29.. First I will stop in , , to meet with Percona's team out there as well as to participate in our next
For those who do not know, Percona University events are free to attend and packed with technical presentations aboutand surrounding technologies, delivered by members of the Percona team and community speakers. Even though attendance is free, because space is limited you will need to register …