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3
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1answer
1k views

MySQL memory usage - Periodically need to run FLUSH TABLES or memory usage keeps growing with large-pages turned on

After switching our rather memory + physical core rich database server to large-pages, we have noticed a small issue. The memory usage almost looks like there is some sort of memory leak. But ...
2
votes
1answer
455 views

Our RAM usage is high, including -/+ buffer/cache, but top has no answers

We are running CentOS 6 with a PHP web application. After we pushed a new version live it seems we have a memory issue, however top does not show any high usage instances. I have looked around and ...
3
votes
1answer
4k views

IIS Memory management & thresholds with potential leaks

We're running some X64 Win Server 2012 webservers (So IIS 8). We're noticing that the free memory on the boxes is constantly sitting at 5-10% free. We actually run quite a lot of applications on ...
1
vote
2answers
528 views

Non paged memory usage climbs by the EVEN process (event logger/viewer) till its exhausted

I have a server with a non-paged memory issue. Usage slowly climbs until it is exhausted and the server stops serving web pages as IIS cant get enough non paged memory. This a 32bit windows 2003 ...
0
votes
2answers
2k views

What is using the RAM on this Ubuntu 12.04.2 server?

I have two servers in a pool with Nginx, PHP5-FPM and Memcached. For some reason, the first server in the pool seems to inexplicably lose about 2GB of RAM. I can't explain where it's going. A reboot ...
0
votes
1answer
225 views

Apache process races away (process size explosion)

I come here because I have searched and tried different optimization without finding any answers. We have a server with four websites hosted. The frequentation is not very high (we are sure that the ...
-1
votes
3answers
645 views

Does killing proccess means free used memory?

I have the service, that each second run external exe programs (for example process1.exe) and kill's them. Taskmgr - show only one process. After running service i get minimal free memory availability....
-2
votes
1answer
382 views

MySQL memory leak?

I've just installed a brand new server image, and have been finding that MySQL has been consuming a lot of memory despite the fact that nobody's been querying it. I checked free -m to see if it was a ...
1
vote
2answers
355 views

Memory leakage threat on vmware esx that runs on server 2003

I run ESX on server 2003 with two virtual machines (A and B). Suppose that "A" uses a chunk of physical memory. After I shutdown the virtual machine "A", what happens to the data of "A" in the RAM of ...
2
votes
2answers
417 views

Tracking Individual Processes in Windows Server 2008, Is It Possible?

I'm hoping we can get a solution together on this. I'm looking to try and narrow down what's happening on a windows server 2008 box that's causing us to have to reboot every 2 weeks. Resource ...
4
votes
1answer
3k views

How to debug Node + Socket.io CPU Issues

We are running a Node Socket.io server with Express 3. The server is monitored using Forever. The service is running well, but the CPU grows throughout the day, until it reaches 90%+ and then suddenly ...
0
votes
3answers
2k views

Is this server using too much RAM or virtual memory ? (screen attached) [closed]

I have a VPS with 512MB of ram 40GB storage 1CPU, I run a small domain parking service on it. It is on CentOS, MySQL, Apache, etc. Now my hosting provider claims that my server is putting too much ...
0
votes
1answer
145 views

RES keep growing but there is no GC shown via jstat?

We have a java application running on Centos 6.4 what we notice is RES value is cross 400m which is more then the allocated max heap that is 256m. According to jstat results as below there is no GC ...
0
votes
1answer
216 views

Memory leak in flow_fanout flow_capture. And strange ip in flow_capture output

On my freebsd box: #uname -rimp 9.1-STABLE amd64 amd64 GENERIC flow_tools: > pkg_info -x flow Information for flow-tools-0.68_7: Comment: Suite of tools and library to work with netflow data ...
0
votes
1answer
428 views

php-fpm taking too much memory

I am using Nginx+PHP-FPM with php 5.3.6 and it was working well for weeks. A few days before I found out that most of the PHP-FPM children take 3MB but a few children are taking 700MB. The web ...
0
votes
2answers
1k views

Oracle 10g on RHEL - All memory gets eaten up nightly at 20.15

Okay, to start things off, I'm brand new to Oracle DB. Much experience with Microsoft products (boo) and Ubuntu linux, but RHEL and Oracle are very new to me. The environment ... Oracle DB 10g ...
0
votes
1answer
175 views

Does tomcat kills unHandled ThreadPools on undeployment of application war

Say i have an Application deployed in tomcat. And i'm initializing a threadPool there,which i forgot to shutdown in my application. When i undeploy the application war or i restart the tomcat. will ...
10
votes
4answers
5k views

How to use kdump/crash to investigate an OOM issue?

The problem A server crashed after multiple "Out of memory" messages and I am trying to pinpoint the culprit. If it is in userland - which process. If it is in the kernel - which kernel module. ...
0
votes
1answer
631 views

web sites leaking memory? IIS 7.5 Windows server 2008 R2

I have several web sites on my windows 2008 server that have been working flawlessly for over a year. Just a few days ago I ran into an issue where my server stopped serving up pages on some of these ...
2
votes
4answers
5k views

DNSCache excesive memory usage Windows Server 2008 R2

We are having an issue with the dnscache service where its memory usage is becoming excessive (~6GB) after a week or two. Restarting the service frees this memory but performing ipconfig /flushdns ...
2
votes
1answer
935 views

How To find the memory leak?

Im preparing a web-server and have already installed Wordpress on it. Everything worked fine. But instantly, the memory usage went up. Now I only have 300MB of memory free. To check the problem, I ...
5
votes
2answers
2k views

Does my Centos server leak memory?

I'm getting some conflicting information regarding the memory use of a virtualized server. The most alarming information is this: Note that the server has only 4GB of RAM allocated, even though ...
1
vote
0answers
429 views

I have 8GB Memory, swapness set to 40%, why the swap space is full and can't run VirtualBox?

I am using ArchLinux 64-bit, 8GB Memory. My harddisk sometimes go crazy read/write and freezing other apps. I found that I can't run Virtualbox and the Virtualbox pops up an error says Memory ...
2
votes
1answer
323 views

Apache with mod_perl eating memory when idle

An Apache webserver running a mod_perl application is exposing abnormal memory usage - after the "day load" ceases, the system's memory is being exhausted by the Apache processes and oom_killer is ...
3
votes
1answer
762 views

How to measure a driver's memory consumption in Windows?

I've heard an unchecked gossip that Realtek drivers on Windows 2008 suffer from memory leakage. My computer with this network card and OS suffers exactly from this symptom - high memory consumption. ...
0
votes
2answers
4k views

apache out of memory

I'm using CentOS 5 on a VPS with 512MB memory. I find httpd often runs out of memory, which lags the whole system. But I cannot find out the reason. When I use top to monitor processes, sometimes one ...
1
vote
1answer
479 views

What does this IIS memory dump mean? (reserved memory)

My w3wp's are recycling every 60 seconds after using too much virtual memory. I ran the IIS Debug Diagnostic Tool to capture a memory dump before the worker process recycled; the most interesting ...
0
votes
2answers
306 views

Windows server 2003 Programs losses ram on minimizing

This is the oddest thing I've ever had on a OS. I run several programs that uses up to 1 gb ram. But if i minimize the program the ram useage of it decreases too 100 mb! It means i lost 900 mb ram ...
2
votes
1answer
258 views

MaxRequestsPerChild equivalent for Jboss?

We have an application running on Jboss that's leaking memory and from to time to time, this causes the server to go into swap and crash. I know the correct way to solve this is to find the root ...
1
vote
1answer
1k views

SQL Server 2008 R2 memory leak

We're in the process of moving from one server to another. I'm running the SQL Server database off our new server, with the old server now using that as a DB server with the aim to make it a smooth ...
1
vote
1answer
6k views

Memory Leak in Tomcat

I'm using Tomcat 6.0, JDK 1.6 for a web app. It's dying frequently requiring manual reboots, and the log file shows this: Notice: Maximum number of threads (200) created for connector with ...
2
votes
2answers
830 views

Any known SQL Server 2008 Management Studio memory leak issues?

I'm not sure whether this question belongs here or to StackOverflow. I'm attempting here, since my question is in regards of memory leaks and management stuff more than programming. I have a SQL ...
1
vote
1answer
886 views

Tomcat Non-Paged Pool creeps up until OS crashes

I've been having an issue in one of our production servers. The Non Paged Pool creeps up slowly until the system hangs and than crash. Tomcat: 6.0.16 Java: 1.5.16 OS: Windows Server 2003 R2 SP2 This ...
3
votes
1answer
343 views

How can I determine the cause of an IIS7 memory leak?

I have an IIS7 website which is live right now. If I watch memory usage in the remote server its usually about 300-400mb however sometimes randomly it goes up to 10gb within 5-10 seconds. I have tried ...
0
votes
1answer
123 views

Memory bloat / leak in 3rd party IIS script

We have a 3rd party application that runs on an IIS web server, during the day as people use it, it seems to take up more and more memory until the server is very close to the memory limit and we get ...
5
votes
2answers
4k views

ASP.NET app eating memory. Application / Session objects the reason?

So we're stress testing an ASP.NET application developed by an external company. We're doing roughly 50 requests per second, and after about half an hour each of the 48 worker process (w3wp.exe) is up ...
1
vote
2answers
2k views

memory leak? RHEL 5.5. RSS show ok, almost no free memory left, swap used heavily

i encounter a very instresting problem, and it seems that some physical may disapper quietly. i am very puzzled, so if anyone could give some help, I would be very appreciated. here is my top show: ...
6
votes
3answers
8k views

Loads of memory in “standby” on Windows Server 2008 R2

In our SharePoint farm, our Web Front End servers all have loads of memory in "standby" mode, meaning very little is available for our IIS worker process. We have 32 GB of RAM in each of the boxes, ...
1
vote
2answers
123 views

is it possible to forge the amount of memory available on a VPS? [closed]

I have a VPS with directadmin installed on. The amount of memory I bought from my VPS provider is 1GB and in the system it it shows that I have 1GB of memory available. From the beginning I regularly ...
2
votes
2answers
697 views

Memcached possibly leaking memory

I am having a really odd problem and I am lost a bit as I do not know what to do any more. We are running in production 4 dedicated memcached boxes. All boxes have 48Gb of RAM, they are running ...
0
votes
1answer
2k views

How can I track down a memory leak with wsgi, django, php and apache2?

I'm running 3 separate virtualhosts for my website (Django w/ wsgi for the main site, another Django w/ wsgi for the mobile version of the site, and a 3rd for Wordpress serving as the site's blog). ...
1
vote
1answer
630 views

Windows Server Running Python Web App Slowly Draining Memory

I'm running Windows Server 2008 RC2, and upon it only running a Python Flask web app through Tornado, with static files served by nginx. That's it. I did recently install Server Density though, and ...
3
votes
2answers
2k views

Too much memory consumed during TFS automated build

We're running TFS 2010 Standard Edition, and we've set up an automated build to run whenever someone checks in code. We run through all of the automated tests (built with MSTest) as part of the build. ...
0
votes
1answer
2k views

How to detect memory leak in the linux kernel 2.6.29

Is there a way to find out if Linux kernel is leaking memory by running some commands? I am almost positive that the linux kernel is leaking memory. However, the top and free -k do not reveal much. Is ...
1
vote
1answer
525 views

Ubuntu 10.10 x86_64 2.6.35-28 - possible memory leak - slabs slowly eating memory

I have Ubuntu 10.10 x86_64 2.6.35-28 installed on two mirror machines. Kernel processes are slowly consuming whole available memory over time. Tooks around 10 days to eat up 4GB which leads to obvious ...
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 ...
1
vote
2answers
1k views

OpenVZ Configuration Issue

I am facing a memory overflow issue in one of my OpenVZ containers. While doing a vzctl enter 172 it gave an unable to allocate memory error. The container is supposed to be configured for 3.5GB of ...
5
votes
0answers
1k views

Process Managment memory-leak in Windows Server x64?

After clean install and boot of OS Windows x64 I launched cmd.exe (any other exe) and closed it. Then I launch rammap.exe (http://technet.microsoft.com/en-us/sysinternals/ff700229.aspx). On the 2nd ...
0
votes
1answer
226 views

PHP out of memory error with but no line number given for the error

I've written a small survey app for a client, nothing particularly complicated, that asks some questions of a client and then records the answers in a database. It works perfectly on my computer, a ...
1
vote
3answers
5k views

High Memory Utilisation by SQL 2008 R2

We have installed SQL 2008 R2 Enterprise on Window 2008 server.It has 24 GB of RAM.SQL server grabs all the memory during the optimization job and does not release it once the job has been completed....