… are a lot faster than regular spinning disk, a PCIe flash card is still massively faster than an SSD, both in… slower (and more CPU-intensive under high load) than PCIe flash For example, see http://www.ssdperformanceblog.com/2013/04/testing… I’ve ever personally encountered is Facebook FlashCache. I’d never even heard of the STEC caching solution prior to your comment…
Post: MySQL and Percona Server in LinkBench benchmark
May 8, 2013 By 18 Comments
… ago Facebook has announced the Linkbench benchmark that models the social …a PowerEdge R720 box with a fast PCI-e flash card as storage. By default linkbench dataset has …max_connections=5000 table_open_cache=5000 table-definition-cache=1000 query_cache_size=0 query_cache_type=0 performance_schema=0…
Post: Level 2 Flash cache is there
April 27, 2010 By 5 Comments
… using Flash storage in Level 2 caching level. The price-capacity trade-off makes Flash as the very good fit for a cache layer… from Facebook released Flashcache, which allows to use Flash as cache in front of regular hard drives. The implementation is based on dm-cache and introduces a new block level device to the system, which you use instead of a regular partition. I congrats Facebook…
Post: L2 cache for MySQL
October 25, 2012 By 13 Comments
… a cache is not new, and there are different solutions for this, both OpenSource like L2ARC for ZFS and Flashcache from Facebook… L2 cache on a database level, as an extension to InnoDB buffer pool. Fortunately, there is a project in progress Flash_Cache_For….28 I think that naming this as Flash_Cache is confusing due similarity to Flashcache from Facebook, so I prefer to name it…
Post: Battery Learning still problem many years after
February 10, 2011 By 7 Comments
… instead and bundle 512MB cache with 512MB of Flash so when power goes down the cache is stored on Flash ? Or can’t one put batteries which can be moved independently ? It looks like H800 has “transportable non volatile cache… if this is something where Facebook Flash Cache can be helpful – if it can act instead of hardware BBU cache. Would be interesting to…
Post: Percona Server 5.1.49-rel12.0
September 15, 2010 By 6 Comments
…Tsarev, ported from FaceBook tree) status_wait_query_cache_mutex – Provides a new thread state – “Waiting on query cache mutexâ€. (Oleg Tsarev… cache mutex status in SHOW PROCESSLIST. Bug #606965 – Allows preventing data caching to flash storage during a query. Bug #609027 – Allows query cache…
Post: Thank you for joining us at Percona Live, NYC 2012
October 7, 2012 By 1 Comment
… engine. It was great to see TokuDB benchmarks shown for Flash storage showing it is not only rotating media where Fractal… have showcased their solution to scale MySQL with automatic sharding, caching as well as get insights in application behavior and performance… high performance PCI-E Flash storage cards, one of the highest performing and most reliable on the market. Facebook has been using…
