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The move to memcached_client 1.6.5 in Rails 2.3 seems to have made the Rails cache about 10x slower. Since that''s the opposite effect I would expect, I was hoping somebody would explain where I''m misreading these numbers? I noticed my fragment caching was slow -- it shouldn''t take 2ms just to read a 2k string from a localhost memcached server: Cached fragment hit:

Hi all, Ive been getting this error on one particular query repeatedly for the past few days. ActiveRecord::StatementInvalid: Mysql::Error: Lock wait timeout exceeded; try restarting transaction: UPDATE `posts` SET `updated_at` = ''2010-03-17 05:35:00'', `view_count` = 54 WHERE `id` = 158 Googling around, I found that this is basically because the transaction times out after

Hi, I have a Rails 3.2 app. There is a specific request that takes a long time to execute. The context is, the user uploads a pdf, and then we have some processing through carrierwave + rmagick that generate a jpeg from the first page of the document. Everything works in dev mode using both webrick and thin. The problem happens on the prod environment with Nginx + Passenger. The request takes a

Hello all, I''ve released kgio, a kinder, gentler I/O library for Ruby. Some of its features are useful for Unicorn, and all of it is useful for Rainbows! I intend to make kgio a requirement for both Unicorn and Rainbows!/Zbatery. I''m comfortable with the code, but extra testers and extra eyes to review it would be helpful (it''s nearly all C). There were several

Folks, I've noticed poor performance using sftp. If anyone has any advice on how to improve performance, I'd like to hear it. Test simply involved transferring a single 143MB MP3 file using defaults for all the program configs. The opensshd 3.0.2p1 server is used in all tests. Software: openssh suite 3.0.2p1 psftp (putty sftp client) latest dev snapshot pscp (putty scp client) latest