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Questions tagged [memory-leak]

156 questions
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centos + php leak memory, but where?

I have a big php cronjob that run every 20minutes. After each execution the RAM memory used by the virtual server increase and not properly free once the script is terminated! But why? The memory isn't cached total used free…
Andrea Sica
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Apache 2.2 eventually using all memory (worker mpm)

I'm tuning up a Apache 2.2 server (it's shared with MySQL + Courier + Mongo + Postgre). The server is bare metal (no virtualizataion) with 2 quad-core Xeon (total 16 core) and 12GB ECC RAM (upgrading to 24GB in the next days). MySql has…
Daniel Costa
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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 running FLUSH TABLES purges about 10gigs of used memory…
anonymous-one
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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. So, is there any way to measure how much memory…
user60133
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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 to replicate this error in my localhost by…
Cenk Erdem
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Memory leak issue in Centos5

I recently just bought a dedicated server as an upgrade for a small community site from the shared hosting we have had for the last 3 years. I had installed httpd, php and mysql (the usuals for a webserver). I configured httpd for a few virtual…
mNova
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Is poolmon or an Equivalent Tool Available for Windows Server 2008?

Is there a version of poolmon available for Windows Server 2008 64-bit? This KB article says it only applies to versions up to Server 2003. Is this tool (or something equivalent) available for Server 2008? (I'm new to the Windows Server world, and…
Adam Holmberg
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Running out of memory with plenty of memory and swap

I have a Debian-based system that is running out of memory but there appears to be plenty of free memory. The box will run for about 6-12 days and then it will begin killing anything allocating memory (usually allocating skbs). Eventually, it kills…
Dom G
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What is using (kernel) memory?

I know this kind of questions about memory usage have been asked several times, but unfortunately none seem to answer our current problem. We are currently running an AWS EC2 instance with the following specs: t3.medium instance with 4GB RAM and OS:…
mitsos1os
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Python server with Jupyter notebook running out of memory

I am quite new to using servers, but I recently ran into a bottle neck and had to do my computations on the cloud. After 2 weeks of using the server, there seems to be some memory issues. I use the server for Jupyter notebooks and storage of large…
Rui Nian
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AWS High Memory Usage. How to detect the cause?

I'm using Amazon EC2 instance t2.small. And the memory usage is always increasing up to > 90% usage. Memory usage > 90 % $ free -m total used free shared buffers cached Mem: 1993 1925 68 …
Adrian Rotama
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iis 7 worker process memory leaks / hangs

From my diagnosis the worker process stops responding randomly, the server becomes very slow with 100% cpu utilization. I'm not certain but I think its because of w3wp.exe process which is my app pool. At this time, no websites respond, I have to…
hadi
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Firefox instance on Remote Desktop Server (2012) takes up to 30gb RAM / user

I just set up 5 Windows Server 2012 R2 Standard servers running Remote Desktop Services in a Session Collection. The latest server I put on has 96GB of RAM and hosts 80 - 160 users. All users are simply getting web access with Firefox for the most…
dthree
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Missing memory on ESXI 6.0

I have an ESXI 6.0 with 8GB Ram. For some reason I can only use 4.7GB for VMs. I tried using esxtop but didnt see anything using lots of RAM. Below are screenshots from vsphere. Can anyone help me to understand where is Memory going? As you can…
Iuri G.
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Tracking down a memory leak

I previously asked a question about a server that had a very high nonpaged pool memory utilization and someone explained how to use poolmon to track down the problem driver. I did this, but I'm not sure I have identified the issue. Running…
red888
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