Displaying 20 results from an estimated 4000 matches similar to: "Unable to load Models which reference plugins?"
2007 Dec 15
10
1) Error 2) sending request to a specific worker
Hello !
1) I have this error logged by bdrb:
undefined method `send_request'' for nil:NilClass
framework/packet_master.rb:58:in `ask_worker''
backgroundrb/server/master_worker.rb:59:in `process_work''
backgroundrb/server/master_worker.rb:16:in `receive_data''
backgroundrb/framework/bin_parser.rb:29:in `call''
backgroundrb/framework/bin_parser.rb:29:in
2008 May 04
12
best approach to managing workers and getting status
Hi,
I am using backgroundrb to process audio files from a rails
controller. Currently a new worker gets created every time the method
is called on the worker, using this code:
@job_key = MiddleMan.new_worker(:worker
=> :audio_file_worker, :job_key => Time.now.to_i)
MiddleMan.worker(:audio_file_worker,
@job_key).make_new_audio_file(params[:release_id])
I need to create the new
2007 Dec 14
4
Error when loading backgroundrb
I''m getting the following error (when doing script/backgroundrb start)
on my local machine, which is running os x 10.4.11. However, it
works just fine on my linux server.
RAILS_ROOT/vendor/plugins/backgroundrb/lib/../framework/nbio.rb:64:in
`dump_object'': undefined method `write_nonblock'' for #<UNIXSocket:
0x135b5f4> (NoMethodError)
I just grabbed the
2008 May 30
5
Upper limit to number of jobs queued by BDRb?
I use BDRb to process RSS feeds for users on my site (http://feedflix.com).
I have a batch job that queries the DB for records that haven''t been updated
in the last so many hours and kicks off a background job for each of them.
If N records are returned by the DB, N background jobs gets queued and get
done serially. As long as N is 255 or under, everything works like a charm.
2007 Dec 17
11
BackgrounDRb release 1.0 available now
Hi Folks,
I am glad to announce 1.0 release of BackgrounDRb.
This would be a major release since 0.2 release of BackgrounDRb.
Here is a brief summary of changes:
- BackgrounDRb is DRb no longer. It makes use of EventDriven network
programming library packet ( http://packet.googlecode.com ).
- Since we moved to packet, many nasty thread issues, result hash
corruption issues are totally
2007 Dec 12
3
BDRB, new version questions
Hi,
we are trying to use BDRB for background processing of long-running
reports, and have two issues - one is that worker does not see our
Report class from Rails, throws a:
/var/apps/ror_trunk/vendor/plugins/backgroundrb/server/master_worker.rb:22:in
`load'': undefined class/module Report (ArgumentError)
from
2008 May 17
1
Can someone help with this error?
Hello all,
I get this intermittent error saying OpenURI::HTTPError. At the bottom of
the email is what is reported in my backgroundrb_server_<port>.log file. The
process_netflix_reviews method is parsing (in the background) Netflix''s RSS
feeds. This error also pretty much brings down the BDRb process and to
recover, I am forced to do a
./script/backgroundrb stop
2007 Dec 10
21
BackgrounDRb 1.0 pre-release available now
Hi Folks,
We are glad to announce shiny new release of BackgrounDRb, which will
soon become 1.0.
A quick summary of changes:
- BackgrounDRb is no londer DRb, its based on event driven network
programming library packet ( http://www.packet.googlecode.com ) .
- Since we moved to packet, many nasty thread issues, result hash
corruption issues are totally gone. Lots of work has went in
making
2008 Jan 13
2
{worker} after :end-time worker freaks out
Hi all,
i was using bdrb a while ago and it wasn''t stable enough in version
0.2.1 for doing the job - it loss jobs or did execute only the first one
invoked and so on.
Now i gave the new version a try and i found a bug at playing around.
When i start a worker_method over the normal Unix scheduler bdrb will
start as much as possible the worker_method after the :end-time is reached.
2007 Feb 05
3
Deploying to production with backgroundrb (capistrano)
I have noticed that occasionally (about 50% of the time) when i
deploy (using capistrano) my app to a production server, i have to
ssh into the box and manually
stop and start backgroundrb to get it to load my workers.
this is my basic setup
i have 2 workers:
lib/workers/mp3_worker.rb => takes a hash of params to downsample an
mp3
lib/workers/flv_worker.rb => takes a has of
2007 May 15
6
Behaviour of pool_size setting
Hi,
I have backgroundrb running to decouple the execution of massive
business logic from an ActionWebservice request. The service is designed
to take some configuration parameters and fire a lot of background
workers to do the requested work. Due to performance reasons I want to
limit the number of workers to a maximum number of 30. But when I start
a configuration that requires for example
2007 Mar 05
4
nil object / slave server problem
I''m just getting started wtih backgroundrb, and unfortunately hit a
snag right away... I''m running the latest releases of rails,
backgroundrb, slave and daemons.
I created a simple worker class, using the generator, which currently
does nothing but print the arguments that are passed to do_work. I''m
running backgroundrb using ''./script/backgroundrb
2006 Sep 23
6
Connection to backgroundrb is lost when exiting action method
Hey.
I have a very annoying problem, and was wondering what is wrong.
Suppose I have backgroundrb running, and then I have an action in some
controller. In the action I define a worker. When leaving the action,
suddenly the connection to backgroundrb is lost:
DRb URI: druby://localhost:22222
Pid: 3976
Autostart...
done
druby://localhost:42531 - #<Errno::EBADF: Bad file descriptor -
2007 Feb 04
2
Can BackgrounDrb help me?
I have a big report to produce from a Rails app that takes several minutes
to put together. I hoped backgroundrb would be able to pull together all
the ActiveRecord stuff in the background then throw it back to Rails for
rendering.
It seems, however, that I can''t pass an array of ActiveRecord objects from
the worker back to Rails. Do I have that right?
Another possibility was to do
2008 May 05
2
Deploying to a staging server using Capistrano: how to start up BackgrounDRb?
Hi.
I am using BackgrounDRb to process thumbnails and upload to S3 -
things are hunky-dory in development (thumbs are generated, these are
uploaded to S3, the metadata is saved to trhe DB, and I get a nice
status page updated by periodic calls via ask_status), but when I
tried to deploy to our staging server and stop/start BackgrounDRb via
Capistrano, things blew up - well, not exactly,
2007 Nov 16
1
Backgroundrb with Load Balancing Rails engines
Hi there,
We run several (3-4) Rails servers behind the reverse proxy / load
balancing web server serving the single application. All Rails
instances share the same database and use the database as a session
storage. Memcached is also part of the picture.
I''m looking into using Backgroundrb for some large uploads / parsing
task that provide progress status updates (via ajax calls).
2007 Mar 30
3
example code for file upload
I have an archiving application that handles large file uploads. I
already use backgroundrb to run a behind the scenes bulk import of
records. All good. Thank you Ezra.
Now I would like to add long running file uploads to the things that
backgroundrb does for me. That''s right that ole chestnut. I''ve seen
a lot of mention of this practice around the web, but have yet
2008 Jan 22
9
Cannot connect when spawning new workers on demand
Hi!
I''m using the latest&greatest backgroundrb with rails 2.0.2 on ubuntu
dapper.
I''ve made an app that lets you run a query on several servers at once,
which are selected at runtime. Therefore, for each server that is
selected, I spawn a new worker and assign its work.
After everything is completed, the workers are deleted.
I often get this error:
2008 Mar 09
13
Using the ip flag
Hey All,
I am looking for an example of the proper config settings for background rb to run my rails app and my backgroundrb instance on separate machines (or more precisely, to have a rails cluster with one backgroundrb machine). Does anyone have such examples?
Thanks!
-Noah
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2006 Dec 08
3
Thread Pool Size?
Hi All,
It might be lack of sleep, but I am struggling to accurately limit our pool
size. It seems like I can specify it on the server with the -s command
line option and also on the client via the YAML pool_size. Is that right?
Which one wins?
Our problem is that we are getting about 40 threads on each backgroundrb box
and it''s flooring our db and each bgrb box.
We want around 8.