On Tue, May 10, 2011 at 10:54 AM, Colin Law <clan...@googlemail.com> wrote:
> On 10 May 2011 15:45, Alex Katebi <alex.kat...@gmail.com> wrote:
>
> Please don't top post, it makes it difficult to follow the thread.
>
Sure!
> Insert your replies at appropriate points in previous message. Thanks
>
> > I have restarted the server but not the computer. I am doing something
> > abnormal. Off of a request I start some external program as sub
> processes.
> > It takes about one second to start those sub processes. How long are we
> > allowed to delay the sending of a respond? Is there a better way do this
> in
> > Rails way? This problem is intermittent.
>
> Where are you starting the sub processes? You said there was nothing
> in the server or application development.log when you do the submit so
> it is not getting as far as a rails action.
>
I meant to say that I started the subprocesses in the previous request.
Here is my code:
class PortalMonitor
include Mongoid::Document
field :count, :type => Integer
field :url, :type => String
field :user, :type => String
field :password, :type => String
field :run, :type => Boolean
validates_presence_of :count, :url, :user, :password
validates_uniqueness_of :url
#embeds_many :emails
embeds_many :vidyo_desktops
after_create :desktop_start
before_destroy :desktop_stop
before_update :desktop_stop, :desktop_start, :if => :changed?
def desktop_stop
t1 = Time.now
Rails.logger.debug "######### Stop VidyoDesktops size =
#{vidyo_desktops.size} Dir = #{Dir.getwd} #########"
for vd in vidyo_desktops
Rails.logger.debug "######## #{vd.vd_pid} ######"
begin
Process.kill 'TERM', vd.vd_pid
rescue Errno::ESRCH
end
end
vidyo_desktops.delete_all
Rails.logger.debug "############# TIME SPENT STOP #{Time.now - t1}
##################"
end
def desktop_start
Rails.logger.debug "######### desktop_start ###########"
return if run == false
t1 = Time.now
count.times do |n|
n += 1
cmd = 'lib/vidyo/VidyoDesktop'
eid = user + n.to_s
root = 'lib/vidyo'
args = " --eid #{eid} --port #{51300+n} " +
"--video #{root}/ofer_wvga.vidyo --audio #{root}/ogm.wav"
cmd = cmd.to_s + args
pid, vd_stdin, vd_stdout, vd_stderr = Open4::popen4(cmd)
#eval("`#{cmd}&`")
#pid = $?.pid
=begin
Thread.new do
while (( line = vd_stderr.gets ))
puts "errrrrrrrrrr #{line}"
end
end
Thread.new do
while (( line = vd_stdout.gets ))
puts "ottttttttttt #{line}"
end
end
=end
Rails.logger.debug "######### Start VidyoDesktops #{pid} cmd = #{cmd}
#########"
vidyo_desktops.create!(:vd_pid => pid, :pm_pid => 0, :pm_error =>
"Hello There!")
Process.detach(pid)
#p vidyo_desktops
end
Rails.logger.debug "############# TIME SPENT START #{Time.now - t1}
##################"
end
end
> Colin
>
> >
> > On Tue, May 10, 2011 at 10:29 AM, David Kahn <d...@structuralartistry.com>
> > wrote:
> >>
> >>
> >> On Tue, May 10, 2011 at 9:25 AM, Alex Katebi <alex.kat...@gmail.com>
> >> wrote:
> >>>
> >>> I see nothing any where.
> >>
> >> To clarify, on your server terminal window, you see no output when you
> try
> >> to access a page? And of course the page does not load, I assume. It is
> >> probably not this if you are seeing nothing at all on the terminal, but
> >> sometimes if I forget to remove a debugger line and still am running the
> >> server in --debugger mode then of course it hangs.
> >>
> >> Otherwise, other obvious quations: have you restarted the server? As
> well,
> >> restarted your computer?
> >>
> >>>
> >>> On Mon, May 9, 2011 at 4:58 PM, Colin Law <clan...@googlemail.com>
> wrote:
> >>>>
> >>>> On 9 May 2011 21:54, Alex Katebi <alex.kat...@gmail.com> wrote:
> >>>> > If my Rails server has been sitting idle for a while, it does not
> >>>> > respond to
> >>>> > new requests.
> >>>> > What is the best way to troubleshoot something like that.
> >>>> > I am using Rails 3.0.7 in development.
> >>>>
> >>>> Is there anything in development.log when you submit the request (or
> >>>> already there indicating a problem before the request)? What about in
> >>>> the server terminal window?
> >>>>
> >>>> Colin
> >>>>
> >>>> --
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