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0
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0answers
189 views

GPO drive mapping fails and other (logon) problems

We recently increased our user amount on our RDS 2012 R2. We are starting to experience some issues. We have 4 Windows 2012 R2 RDS Servers and 1 Domain Controller/File server also running Windows ...
0
votes
2answers
321 views

Kill process that hogs all CPU

So ImageMagick has the "convert" command which I use for my (Linux) web platform to deal with image resizing and such. Sometimes this command gets "stuck", meaning it starts eating machine resources ...
0
votes
2answers
2k views

Can access website but images, css stylesheets and javascript files do not download

i have this problem, not sure about the source of it, Basically the title describes the issue, I can access the webpage and see the html structure, but no resources are being donwloaded nor I have ...
1
vote
2answers
283 views

Where are the attributes for room mailbox stored?

I'm using Exchange 2007 and I've created a room mailbox. I want to know where the settings of the room mailbox are stored? What are the attributes used to store room mailbox information? Are they ...
1
vote
3answers
374 views

Chef 12.5 Custom Resources - Accessing Resources in Recipes

I am writing a cookbook that uses the Custom Resources present in Chef 12.5. I have a custom resource that uses a template resource and as such has a notifies that reloads the associated service. ...
0
votes
0answers
13 views

Auto Power On Xenserver 6.5

After applying updates to my xenservers I noticed VM's that were turned off turned themselves on after the server I applied updates to rebooted. I do not have any vApps configured and I did not ...
11
votes
3answers
40k views

Something eats all memory (I suspect memory leak on some app). How to detect what?

I have server which runs liquidsoap+icecast bundle and simple website (httpd+mysqld). Nothing special. Visitors around 2000+ per day, with around 50 being online simultaneously on average. Server has ...
4
votes
4answers
248 views

Which VM needs more resources?

I have a physical server which runs 8 virtual machines with virt-manager and kvm. Since one VM is not needed any more, I want to give the remaining virtual machines more resources. I'm looking for ...
0
votes
0answers
23 views

Running and sleeping in top

I usually use top to get an idea of the server load before (and while) running a compute job. Recently my attention was drawn to the process state column. In particular I noticed that all Matlab ...
7
votes
1answer
661 views

Why is routing neither CPU nor memory intensive? [closed]

I've recently been examining the performance statistics of my linux-based router, and have been surprised by what I'm seeing. I expected the routing workload to be much more taxing to RAM and CPU than ...
2
votes
1answer
89 views

logrotate compression parameters

I've been using cstream for a while for many things, for example to reduce the impact that mysqldump has on drives. However, I have always done so by calling the binary directly from a script or ...
0
votes
0answers
83 views

ngnix proxy_pass HTML resources

I'm setting up a reverse proxy that connects to different localhost ports with different services. This is the NGINX site configuration: server { listen 0.0.0.0:80; root /var/www/; index ...
12
votes
4answers
39k views

Cannot switch, ssh to specific user: su: cannot set user id: Resource temporarily unavailable?

/var/log/secure: su: pam_keyinit(su-l:session): Unable to change UID to 500 temporarily su: pam_keyinit(su-l:session): Unable to change UID to 500 temporarily su: pam_unix(su-l:session): session ...
2
votes
2answers
529 views

Windows domain account, expired vs. disabled status

I know that expiration feature in a Windows domain environment for user accounts is useful for automation processes. But I'd like to know if a disabled account is the same than an expired account in ...
-2
votes
3answers
945 views

Windows Server 2012 R2, having unexpectedly low disk performance or fault [closed]

We're a student association which have purchased an dedicated server to host game servers and similar. The server seems to experience occasional Disk-I/O bottlenecks. This is especially true when ...
2
votes
1answer
57 views

Process has more open sockets than should be allowed by prlimit

Running debian jessie. The following is done as root to avoid any permissions issues. First I find the pid of my program, then I check its open file limit to verify that it is set at 1024. But when I ...
6
votes
0answers
515 views

nginx - connect() failed upstream under load testing

I've been doing some load testing with wrk of my nginx reverse proxy -> my web app setup and I noticed that when I get to 1000+ concurrent connections, nginx starts returning 502s and the following ...
0
votes
1answer
44 views

openvz: limit resource usage of common services?

I am running Ubuntu 14.04 LTS inside a OpenVZ (Virtuozzo) container. There are basic services running (Apache, Postfix, Dovecot, MariaDB, OpenVPN, LDAP, memcached, php-fpm, nscd) and I am already ...
0
votes
1answer
591 views

Pricing of Key Pairs and Security Groups on AWS?

My free AWS account expired. I deleted all S3 and EC2 resources, but am wandering if I can leave the Key Pairs and Security Groups without having to pay for them. (My account resources look like this ...
2
votes
1answer
4k views

Tomcat 8 org.apache.catalina.webresources.Cache.getResource

I have just upgraded from 7.0.52 to 8.0.14. I am getting this for lots of static image files: org.apache.catalina.webresources.Cache.getResource Unable to add the resource at [/base/1325/WA6144-...
1
vote
1answer
3k views

Organize code in Chef: libraries, classes and resources

I am new to both Chef and Ruby and I am implementing some scripts to learn them. Now I am facing the problem of how to organize my code: I have created a class in the library directory and I have used ...
2
votes
1answer
140 views

Azure - Is it possible for global administrators to enforce per-subscription resource limits?

My company is moving all its internal production and development servers to Azure, and needs a way to delegate administration while at the same time keeping track of resource usage; thus, we are going ...
0
votes
1answer
887 views

Tomcat cant access network drives on Windows

I have Tomcat 8 installed as a service on Windows Server 2012. The problem is that Tomcat can't access network drives. The tomcat manager shows that it is logged on as Local System Account. I've ...
0
votes
0answers
37 views

Postgres 9.3 on Linux - Resource utilization - Multiple vs one service services

I'm consolidating multiple Linux boxes running Postgres into one box. Given the way Postgres handles resource utilization, would one single server service handling all the databases provide a much ...
1
vote
0answers
554 views

Nginx + PHP-FPM Too Many Resources

My Server has the following Specs CPU: 6 Cores Intel(R) Xeon(R) CPU E5-2650 v2 @ 2.60GHz RAM: 32 GB I have a problem with nginx+php-fpm. They are taking too many resources for an unknown reason. ...
1
vote
3answers
488 views

puppet hash create file

Sooo i have this hash in app1's puppet manifest $applicaton = 'app1' daemontools::build { $application: path => "/opt/supervise/${application}" envvars => { ...
5
votes
6answers
6k views

Monitoring CPU usage in Ubuntu

How to find out what process is using CPU to what extent in Ubuntu? I'd like to have real-time data as well as recorded history. Both console and GUI apps would be great. The situation is that my ...
0
votes
2answers
480 views

MySQL consuming all system memory on INSERT … SELECT

The mysql daemon is getting killed because Linux is reaching out of memory: Oct 24 07:41:23 <hostname> kernel: [82297.673701] Out of memory: kill process 13816 (mysqld) score 1839626 or a child ...
10
votes
0answers
549 views

How to find which file is under heavy use/IO [duplicate]

Application on the Linux server is using several large files of 10-20 GB in size. It is constantly writing and reading on all of them, I want to see usage details: which file is under heavy use, see ...
0
votes
2answers
3k views

arrays in puppet

I'm wondering how to solve the following puppet problem: I want to create several files based on an array of strings. The complication is that I want to create multiple directories with the files: ...
1
vote
1answer
873 views

Why does pacemaker start on the secondary node instead of the primary?

I have two Linux nodes running httpd service. When I try to add the httpd resource on the primary node, the service starts on the second node instead of starting on the primary. What am I missing ...
3
votes
1answer
101 views

What is a good way to determine a server's connection usage?

Trying to figure out where my system's connections are being used (i.e. how many connections belong to what processes - could even be filtered by some expression through grep, if it applies). The ...
3
votes
3answers
127 views

Running a process within a limited amount of resources, in Linux

Is there a way to run a process (e.g. ls, du, find .. etc) within a strictly limited amount of resources (i.e. cpu, memory, I/O) aside from using nice & ionice, as I didn't find them effective ...
1
vote
1answer
288 views

How to monitor server resources? [duplicate]

I would like to monitor the resources of my servers such as CPU, memory, disk space and many other things. I'm using Nagios + Centreon to do this, but I would like to have a historical view of the use ...
-2
votes
2answers
31 views

resource description in a server-cluster [closed]

I am searching for a way to describe resources/services on a server-cluster but couldn't find a proper solution yet although I actually think there should be one. We're running here a bunch of ...
0
votes
1answer
403 views

How to determine what is using all my server resources

I am having issues where my hosting account keep crashing due to running out of memory usage. I have a VPS Linux hosting account with 1Gb RAM. Recently whenever I make any changes to my site and ...
0
votes
2answers
660 views

Resources and guidance for a newbie system administrator? [closed]

A couple of months ago I got a small part-time job at my university to manage and maintain the IT infrastructure of a non-computer science group. Even though I have no experience as a 'system ...
1
vote
1answer
182 views

Setting up proxy to handle subdomain requests

I have setup a proxy for a site which works with the following nginx config: server { listen 80; server_name proxy.example.com; access_log /dev/null; error_log /dev/null; ...
2
votes
1answer
1k views

Monitoring usage resources per user in Linux

I want to get statistic hourly by used averages resources per user such as cpu and memory. How I can get it?
1
vote
0answers
568 views

Exchange 2010 Delegate vs Full Access Permissions

I'm wondering if anyone can help clarify how permissions work on rooms in Exchange. Specifically, we've got a room setup in Exchange, I have assigned users under the 'Resource Policy' tab as delegates....
1
vote
1answer
193 views

Check VPS resource consumption of a website

I've got a website (I'd say poorly optimized as it's my own code and I've never optimized a website before) and now that it's getting more visits the server load increases to up to 4-5 when there are ...
0
votes
2answers
633 views

LSF-Bad resource requirement syntax Error

I am trying to use the memory resource allocation command available in LSF. A normal format of the command is : bsub -R "rusage [mem=1000]" sleep 100s When I launch this command directly from ...
2
votes
1answer
1k views

CPU Resource pool with and without hyperthreading in vmware esx/esxi

VMWare ESX/ESXI running with AMD 12core @2.2GHz. Intel 6core @2.4GHz In resource pool, with amd cpu I should see 26.4GHz available. Now it's interesting what will be shown with Intel CPU? Am I gonna ...
-1
votes
1answer
597 views

Is cpHulk known to exhaust system resources, to the point of oom-killer getting called? [closed]

This issue started happening a week after I got a server upgrade, from iWeb. The new IPs that were assigned to me, were on some massive hacker/botnet list; so, for the first while I was getting insane ...
7
votes
3answers
246 views

How to safeguard a shell script against running out of control?

I've recently had an experience of writing a shell script which crashed a server (and damaged a partition) by consuming all resources. It was hooked up to a cron job, and it seems it took longer to ...
1
vote
1answer
3k views

MySQL file limit. Error Out of resources

I was benchmarking my database the other day using mysqlslap, and I ran into a "Out of resources when opening file '/tmp/somefile' (Errcode: 24)" error. I with a few click on google, I found a ...
0
votes
1answer
1k views

Setting MaxWorkItems Has No Effect (Windows Server 2003)

We have an application that monitors remote directories for change notifications using ReadDirectoryChangesW() . According to Microsoft documentation, each outstanding change notification request ...
6
votes
8answers
6k views

What great system administrator magazines are out there?

In August 2007, SysAdmin magazine ceased publication after 15 years. Since then, what resources (preferably magazines) have system administrators turned to to stay on top of their game?
0
votes
1answer
431 views

Dovecot 2.x unix_listners

Could somebody be able to explain to me what the various unix_listners do in the Dovecot 2.x configuration (specifically 10-master.conf). Currently, for postfix to use to deliver mail, I have: ...
1
vote
1answer
67 views

Measure impact of new software on Windows Server

I'm an admin for a small business. I've been asked to give another company my opinion on whether or not our servers have enough available resources to handle the addition of their software. I've had ...