Questions tagged [queue]

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Beanstalkd (not Amazon's) redundancy?

I'm starting to build my architecture of servers for my current services and one central system will be the queue based on Beanstalkd. The issue I'm having is that with only one server with ...
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14 views

No periodic announce in realtime queue with Local member

I have problem with queues in Asterisk 11 [queue1] (static in queues.conf) periodic-announce-frequency = 15 periodic-announce = queue-periodic-announce member=SIP/101,1 member=SIP/102,1 member=...
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73 views

Is there a way to have utorrent proceed the download queue only if the previous item has been downloaded fully and successfully?

Say, I have the following items in the download queue: item_4 ...Queued item_3 ...Queued item_2 ...Queued item_1 ...Downloading (70%) The goal is to get item_2 starting only if item_1 reached (100%...
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19 views

in amazon SQS Queue, restrict only one consumer at a time

In my java application, I am using Amazon SQS queue with 5 consumers(Ec2 instances). whenever a message is posted to queue, only one consumer should receive this message and other consumers shouldn't ...
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136 views

ServiceSIBusMessageBean must implement interface javax.jms.MessageListener

We have project on WebSphere: IBM WebSphere Integration Developer Version: 6.2.0.3 Build id: 6.2.0.3-IFix-20100827_1244 With default WebSphere Process Server shipped with. I created follow ...
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2answers
5k views

Mikrotik exclude an IP address from simple queue

I limited internet bandwidth of the range 192.168.100.0/24 using a simple queue in Mikrotik. Now I want to exclude some IP addresses (e.g 192.168.100.20) from this range to have unlimited internet ...
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0answers
32 views

What happens when a process ready to execute but out of the CPU receives a signal?

I know pretty well what happens when it is running and when is blocked, but the behaviour when the process is in the ready queue is something unknown for me. Thank you for the time.
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2answers
558 views

SLURM allows jobs using more CPUs than requested to start

The problem I am facing with SLURM can be summarized as follows. Consider a bash script test.sh that requests 8 CPUs but actually starts a job using 10 CPUs: #!/bin/sh #SBATCH --ntasks=8 stress -c 10 ...
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2answers
7k views

Is there a way to check how many jobs a user has in the queue?

I know commands, like qsub, qstat -a, qstat -an, etc. But how can I find how many jobs a single user has in the queue (not all necessarily running) at any given time?
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35 views

How can I queue a script to run the next time a system is up and connected to the internet?

I'm using mailsend (on a Mac) to send mail from the command line. I'd like to set this up such that I can execute a send command, but if my system is disconnected from the internet, that command is ...
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1answer
2k views

Reorder spotify queue on android?

Is it possible to reorder the tracks in the queue, on the spotify android app? I know this is possible on desktop by drag and dropping the track within the queue, but can't seem to find the feature ...
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1answer
2k views

ActiveMQ on Ubuntu 12.04 reports “not running” but it is running and listening to it's port… why could that be?

I installed ActiveMQ on Ubuntu using the command sudo apt-get install activemq which seemed to work fine. Then, I activated a configuration by copying the sample configuration provided with the ...
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0answers
100 views

Why does lag occur at these conditions?

I was about to post something on tumblr. There was an online video playing on a second monitor. When the tumblr form for uploading a picture appeared, the sound of the video started lagging and sort ...
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1answer
263 views

disk queue length confusion

I am a bit confused on the disk queue length value that I get in perfmon, I have 10 physical spindles running raid 5 and the current disk queue length hits 0.24. Should I start worrying once it goes ...
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7answers
11k views

Linux/Bash, how to schedule commands in a FIFO queue?

I want the ability to schedule commands to be run in a FIFO queue. I DON'T want them to be run at a specified time in the future as would be the case with the "at" command. I want them to start ...
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2answers
3k views

Can't send or receive mails through Mdaemon remote queue

I have a Windows Server 2003 machine with Mdaemon installed (Mdaemon points to the actual mail server mail.****.com). Since yesterday I have been unable to send or receive emails from/to any of the ...
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2answers
2k views

Linux job queue for FFmpeg conversion

I'm starting up a Debian web server which will host a website where users can upload video files and play them. Hence, the video files need to be converted into the proper format (mp4, ogg, webm) for ...
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1answer
915 views

Queues in Download Accelator Plus?

I am using Download Accelerator Plus to Manage my Downloads. Here is what I want to do: Add a large number of links in DAP. Download the links one by one in the order the link was added. Only one ...
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1answer
10k views

How do printers receive documents from computers? Internal Queueing?

I have had trouble finding any actual information of how printers actually handle printing data. All OSes as far as I know have a "print queue" which seemingly buffers printed documents out to the ...
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2answers
861 views

Why do I get timeout problems with Thunderbird and Sendgrid?

I am helping my friends sending a newsletter (1000 recipients) using Thunderbird 7.0.1 and the Mail Merge plugin. For the SMTP provider we are using Sendgrid. Mail Merge plugin nicely splits the ...
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1answer
27k views

Print job stays in queue without any status

I've got a Brother DCP-145C scanner/printer connected directly to my Windows XP computer through USB. I've got no problem scanning paper documents to make copies of them, but when I try to print a ...
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1answer
3k views

How can I create a shortcut to a printer's queue on Windows 7?

How can I create a desktop shortcut to a printer's queue on Windows 7 Home Premium 64 bit? Thanks. For any future searchers, what worked for me is a little different from what's in the accepted ...
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2answers
118 views

E-Mail queue to be able to clear sent mail

Have you ever had sent an e-mail (e.g. to a customer) where you noticed an important error one second after you have sent it (though proof-read before)? The browser-based home banking system of my ...
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8answers
41k views

How to run commands as in a queue

I need to do a lot of copying of various files to various folders. I can add all my copy commands to a bash script and then run that, but then I must wait until it finishes if I want to add more ...
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2answers
53 views

Queuing up blog posts from offline

I have a Blogger blog and I will be going for long periods of time when I can only access the web via dial-up for short periods in the middle of the night (much like the so-called "flash sessions" ...
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1answer
3k views

Free command line download manager with queue possibilities on Windows XP?

I am looking for a free command line download manager with queue possibilities on Windows XP. This looks like it might work but it's not free: http://www.internetdownloadmanager.com/support/...
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2answers
16k views

How can I restore a lost JDownloader queue?

My JDownloader crashed and my queue is empty. Based on what I found from Googling, I unzipped database.zip into the config directory, but it didn't help. How can I get my queue back?
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3answers
395 views

Send documents to printer without waiting for Vista to handle queue

I got a print server on our old printer. Vista has its own queue which presents a problem. I want to bypass this queue and send everything straight away to the printer so the print server deals with ...
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2answers
5k views

How to list all 'at' jobs without root privileges?

For listing jobs added by at and batch I use atq, but it lists only my jobs. I can run atq with root privileges and then it lists jobs from all users. How can I list all jobs without root privileges?
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3answers
6k views

Windows Command queue?

I'm thinking if does exist some kind of software that can put in a queue a bunch of windows commands. For example I can say to first copy some file somewhere, then rename those, then delete the old ...
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2answers
2k views

Linux queuing system

We have a few computers that are used for simulations in physics which are run by a few people. I would like to install some queuing system to submit tasks and to fairly share resources. What would ...
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10answers
11k views

Send an Email at a future date

I'd like to write up an email that gets sent out in a few days. I'd prefer to use Gmail, but I could use some other client if necessary. It doesn't look like Gmail has this feature in their labs ...
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9answers
33k views

Is there a queue copy program available for Windows 7?

When copying a lot of files all from different locations to the same location, using Windows Explorer, Windows always creates multiple copy processes, slowing everything down. How can I queue copy ...