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0answers
68 views

Simple Shorewall/netfilter traffic control/prioritization questions and possible strange side effects

I am setting up traffic prioritization for a small business to prioritize videoconferencing traffic over general web traffic. I use Shorewall (which controls iptables/netfiler) on a linux machine for ...
0
votes
1answer
68 views

Nginx config with try_files and rewrite : precedence?

Good morning, everybody. Firstly, this question may have been already asked, but I searched ServerFault during about 15 minutes without finding it, so, if it was already asked, please accept my ...
0
votes
0answers
30 views

Meaning and use of JMS priorities

I am trying to use the JMS priority system to deliver messages in order of priority from Weblogic. However, it seems that the priority is completely ignored, and that the messages are delivered in the ...
0
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1answer
72 views

Multi MX records with nonidentical e-mails

I have two domains, one forwarded to the other. I want to use 2 e-mail accounts on both domains as aliased but some e-mails only on the other domain. I will create 2 MX records for both domains with ...
0
votes
2answers
91 views

Can many low priority processes have effect on speed of other higher prioritized processes on the server?

So here is the situation: We have a couple of linux servers which we use for our work. So one of the users has a script running (just for fun, no work), which distribute a ton of other scripts to all ...
6
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1answer
710 views

BIND9: Do forwarders have any priority?

I am just setting up my BIND9-Server and it works well so far. I decided to integrate a little gimmick into the abilities of my DNS. I want it to resolve IANA-compliant domains like *.com and *.net by ...
1
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2answers
2k views

How can I give a running process priority for bandwidth usage on Windows?

I found myself accidentally starting two large uploads, and since they are single BLOBs, I cannot easily stop/start them, potentially loosing much time. However, I prefer one of those processes to get ...
2
votes
1answer
711 views

Changing priorities of background vs foreground processes?

The commends nice/renice have no effect between processes started as foreground process and processes started as background processes. Even with maximum niceness on the foreground processes they get ...
0
votes
1answer
580 views

asterisk queues priority and penalty

queues.conf shared_lascall=yes strategy=rrmemory wrapuptime=15 A1,A2,A3 are members of 2 queues: queue1(Q1) and queue2(Q2) A3 has penalty 3 in Q1 where min/max penalty are 0/3 and A3 has penalty ...
0
votes
1answer
308 views

traffic priority using iptables

I have set up 4 VLANs with ids 100,200,300,400 on raw interface eth0.Now i wanted to prioritise the traffic that will be flowing on these interfaces.I think so,i can use iptables to add QoS rules to ...
0
votes
1answer
367 views

NFS exports priority on server

I've got a server with several directories shared in exports. One of these exported directories holds home directories, others hold some random data. Is it possible somehow to prioritize i/o coming ...
2
votes
1answer
158 views

slow down processes (cpu usage)

I found out that an imagemagick/convert application on my VPS is causing troubles due to high load on my box. Now i added renice with priority 10 to all of these convert-processes for throttling each ...
2
votes
1answer
189 views

Applying mod_cband before mod_rewrite?

I currently have a virtualhost within Apache that is using mod_cband and mod_rewrite. I am using mod_cband to limit the number of connections per remote user. When this limit is exceeded, it is ...
0
votes
3answers
328 views

TCP Port prioritizing on switch/router (QoS)

I have some HP ProCurve series Switch. There is a QoS option for prioritize traffic by TCP/UDP port. I set two ports: one with highest priority and another with lowest. Then I performed tests to ...
5
votes
1answer
587 views

Use cases for having different process priority for CPU and IO?

Linux processes can have different CPU and IO priority (nice and ionice). Why is there a need to have different CPU and IO priority? Is there any real world usage for having them different? What ...
1
vote
0answers
352 views

Running Hudson builds with a higher nice level

I want to run build jobs in Jenkins with minimal cpu usage. I've tried this: Created the directory "jenkinsJdk".Jenkins is configured to use this dir as JDK "testJdk". A sample job uses "testJdk" ...
7
votes
4answers
1k views

How should the user support decide on the priority of a Problem?

Here's the Problem: I'm in charge of a user support hotline for a new server-based application in a large company. The application is not that good and we get a lot of calls and emails from our ...
1
vote
3answers
93 views

boot manager for two partitions on different HDD

Is there a way to install a boot manager to the MBR, like GRUB, so that I can choose from my IDE drive running Windows 7 Pro and my SATA drive running Windows Server 2008 ? The way it is now is that I ...
5
votes
1answer
400 views

Prioritization of requests in a small IT department

I'm looking to implement ITSM in a two-man IT department. We have a web-based workflow system where five request types have been defined that end up in our department. The rationale behind the ...
1
vote
1answer
399 views

KVM VM CPU prioritization on CentOS 5.5

I'm transitioning from Xen 3.4 to KVM on CentOS 5.5. I need to assign CPU priorities to VMs, to ensure that one VM (vmA) always receives priority over another VM (vmB). In Xen I could assign a ...
4
votes
2answers
816 views

What is the impact of increasing the httpd process priority (negative nice)?

Renicing a process to a negative nice level increases the process's scheduling priority. High priority processes are run before low-priority processes. They are also allowed to run longer before being ...
1
vote
1answer
417 views

Windows (Server) prioritize network or disks possible

I have two questions: Can I prioritize a network share to some maximal download speed? Or does windows automatically slow them down when the system is doing heavy IO? Independently from that ...
2
votes
2answers
446 views

ionice process group?

Is there an easy way to change the I/O priority of a whole group of processes the way renice -g does? It seems like only changing the I/O priority of a single process is supported by ionice. If this ...
4
votes
2answers
1k views

Renice: How to change all threads?

When I renice a multithreaded process in Ubuntu 10.04, then view the results in top, it seems that only the main thread actually gets reniced. All the other threads retain their old nice value. ...
0
votes
2answers
157 views

Linux Host: Background Jobs + VM + Prioritization?

I'm running a setup consisting of a Linux host OS and a Windows 7 guest (VMware Workstation). I'm trying to run 16 CPU-bound background jobs on the Linux host at nice values of 19 (the lowest ...
0
votes
2answers
71 views

throw memory to a process

I have a process that inserts 10 million records into a mysql db and is running on a linux box with (4 * 2.13GHz processors + 4 gigs of Memory ). Right now it takes ~2 hours to complete and I'm not ...
1
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3answers
1k views

change linux process priority

I ran a jar file in Linux and it is running from last 3 days. How can I change priority of that process? Will it speedup my application processing?
1
vote
3answers
228 views

Priorize linux traffic in same protocol (http download vs htto browsing) with htb/tc

I have a big time reading but i cant figure-out how to do this. always i have a download in mu network all http browsing are affected, i need to do some specific or dont use sfq ? some one have a ...
3
votes
3answers
2k views

Make program remember priority in Windows Server R2

Is there an elegant way to make a program start with a low priority and remember it?
1
vote
1answer
351 views

plesk atomic updates not up to date, and priorities

I have atomic Repos setup with priority 1. My RKHunter has been telling me for the last few days that some of my packages are not up to date: Warning: Application 'httpd', version '2.2.3', is out of ...
1
vote
1answer
744 views

Give pthread_setschedparam() permissions to non-root user (linux)

How can I give a non-root user permission to execute pthread_setschedparam() to set thread priorities? Thank you
1
vote
2answers
137 views

Priority of an application

I asked a question about the priority in Windows XP here. I got one answer and it apparently does not work. The question is: is the priority shown in the Task-Manager always the real priority? Or can ...
1
vote
1answer
336 views

How to start a program with lower priority in WinXP?

is there a way to set the program priority in Windows XP directly by shortcut? As for now, I start the program and use the Task-Manager to set the priority to low.
1
vote
2answers
523 views

Dealing with redundant Ethernet and WiFi under Windows

What happens under Windows (XP Pro SP3, specifically) when you have multiple network interfaces configured on the same subnet, like when your ethernet is plugged in and your WiFi is active at the same ...
6
votes
2answers
10k views

How to configure a Windows service process to run with low priority?

Is there a way to configure a Windows service process (e.g. squidNT, SQL Server, etc) to start automatically with low priority without manually changing process priority via Task Manager?
2
votes
2answers
2k views

Is it possible to set linux user's priority?

I am on Ubuntu system, and I want to create "limited" user. I want all processes started by this user to have lower than normal priority. It would be great if I/O priority could be decreased as well ...
2
votes
2answers
383 views

Giving a priority of network traffic for one application over the other; in practice (windows)

Two applications perform network i/o concurrently. For instance, Firefox and Download Accelerator. The idea is to let serve the queue of packets of Firefox prior to serving those of Download ...
2
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4answers
2k views

Windows DHCP Server Priority

How can I set the priority of DHCP servers to get a lease from in windows (XP)?
1
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8answers
424 views

Is it possible to make a programme not occupy more than 50% of CPU?

Currently I've a programme taking up too much of CPU. How could I limit the amount of CPU it occupies? OS is Linux, Fedora. I can't modify the source code of that programme. What I need is a Bash ...