… Part 2 of this post will talk about performance in a 100% pure memcached environment. Part 3 will focus on these same… solution can really boost performance. I know you’re thinking my simple key lookup should really benefit from memcached. So let’s… 1GB Setting: What, a performance regression? But we threw more memory at it!! How can that be! Memcached is not a cure…
Post: MySQL-Memcached or NOSQL Tokyo Tyrant - part 2
October 16, 2009 By 8 Comments
… was Cache::Memcached, by switching to using Cache::Memcached::Fast look what happens: That is a nice jump in performance! Using Memcached::Fast was… was Cache::Memcached, by switching to using Cache::Memcached::Fast look what happens: That is a nice jump in performance! Using Memcached::Fast was…
Post: MySQL-Memcached or NOSQL Tokyo Tyrant - part 3
October 19, 2009 By 25 Comments
… about boosting performance with memcached on top of MySQL, in Part 2 we talked about running 100% outside the data with memcached, and… I want to see what sort of performance we can see compared to MySQL and Memcached, and later on other NoSQL solutions…/ http://1978th.net/tokyocabinet/ So if we can get performance similar to memcached with Tokoyo Tyrant when using disk based hash tables…
Comment: Cache Performance Comparison
October 18, 2007 By 74 Comments
…-performance = 13.5 * file-performance array-performance = 30 * memcached-perfonce however in laurent’s latest posting #28 array-performance = 0.08 * file-performance array-performance = 0.04 * memcached-performance i.e. memcached is…
Post: Economics of Performance Optimization
March 13, 2008 By 9 Comments
… decide on couple few questions on how to tackle application performance. These questions are: Should we Optimize Application or get more… summary tables, significant schema changes, use of replication, caching, using memcached, sphinx, implementing proper web caching etc. These changes are not…
Post: Goal driven performance optimization
December 22, 2008 By Leave a Comment
… infrastructure cost. If this is the goal you can perform general system performance evaluation and just fix the stuff which causes the… which is not accounted for. Large portion probably comes from memcache accesses which are not instrumented for this application. In this… mention looking at performance statistics for the day overall is often not enough. Application performs as good as it performs during its worst…
Post: APC or Memcached
September 27, 2006 By 23 Comments
… while back I did Cache Performance Comparison for LAMP Stack. Looking at this data you can see memcached is about 5 times… by caching things locally if you have many web servers. MemcacheD is relatively slow but distributed and so you do not… much of semi-static modules shown on group directory pages. Memcached is good for caching things which take large amount of…
Post: Why do we care about MySQL Performance at High Concurrency?
February 26, 2013 By 9 Comments
… is it just marketing gimmicks to promote new software versions ? Performance at High Concurrency is important but for other reasons. Real… there is some stall happens on external system, such as memcached server) or the database server itself to experience the “micro… load. So yes. The performance at high concurrency matters as it helps systems in distress. But performance at low and medium concurrency…
Post: Announce: Front End Performance Optimization
October 10, 2008 By 8 Comments
… systems, typically web sites, which means we help customers with performance, scalability, high availability as the whole, not just MySQL related…, highly available, secure and fault tolerant. Caching in particular as memcache plays important role here besides MySQL though quite typical you… services we are able to help to deliver great performing web sites whatever performance limiting factors are. P.S As this is…
Post: Flexviews - part 3 - improving query performance using materialized views
April 4, 2011 By 20 Comments
… is similar to storing the results of a query in Memcache. When the cache “expires”, the contents must be fully recalculated….03 sec) Notice the difference in response time. Refresh method performance comparison For demonstration purposes, I did the following: Created one… Deleted 100 order lines. Refreshed both views. Compared the refresh performance and query results. The view type does not usually* affect…
