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Abnormal sendmail activity using up the server memory on my Ubuntu 12.04 server

Environment Rackspace Ubuntu 12.04 Wordpress MySql The issue I have been experiencing quite serious out-memory-issues in the last couple of days. While I resolved one possible cause the issue I ...
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1answer
97 views

Rackspace Ubuntu 12.04 apache2 causing Out of memory

After less than 2 hours uptime, my Rackspace server (1CPU 1GB RAM 40GB) memory is used up by /usr/sbin/apache2 -k start which ends up killing my wordpress site. QUESTION 1: Why is this happening ...
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1answer
51 views

how to determine who is using the slabs?

Is there any way to figure out who or what is allocating size-256 slabs, like in the slabtop output below? I had to reboot a server yesterday that had 5G out of 8G RAM in size-256 slabs and was ...
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1answer
296 views

Why Kernel Low memory zone is less then 896 MB?

In my system Lowmem of kernel (NORMALZONE) is 597424 kb length. As far as I learn, it should be about 890 MB at max. Why this system uses ~590 MB? Is it tunable? I a asking this because, I'am facing ...
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2answers
2k views

apache2 hanging on “Sending Reply”/“Gracefully Finishing”

On my Ubuntu 10.04.4 server, apache2 2.2.14 eats up all the memory until there is no more left because it isn't shutting down old instances. The server serves a small webpage which gets about one ...
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0answers
111 views

Windows Server 2008 Alerting to Low memory

I have a file and print server running on Windows 2008 R2 fully patched in a VSphere environment (ESXi 5.1 fully updated). Every evening between 19:20 and 19:30 our monitoring software reported that ...
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1answer
274 views

Disk size and space detection

i'm running a server with debian stable : Linux myhostname 2.6.32-5-xen-amd64 #1 SMP Tue Mar 8 00:01:30 UTC 2011 x86_64 GNU/Linux It is running a nginx, mail server,ftp server and a mysql database. ...
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1answer
233 views

what is occupying linux low memory

How can I find what is occupying my low memory on 32 bit Linux OS? cat /proc/meminfo |grep Low LowTotal: 812908 kB LowFree: 43340 kB Regards,
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2answers
517 views

Lightweight NAS distro [closed]

I'm looking for a free + lightweight NAS distro that could run nicely on a low spec Icybox (see http://www.raidsonic.de/en/products/nas-systems.php?we_objectID=6853) Storlink3516, Arm9 300 Mhz ...
1
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1answer
155 views

Plesk Uninstall Memory issue

I am trying to uninstall plesk from my VPS by running following command: yum remove sw-* psa-* plesk-* When I run this command I get following error: Running rpm_check_debug Running Transaction ...
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3answers
2k views

Can you determine which Apache modules have been used and can be removed?

I, like many people, have a relatively out-of-the-box Apache installation with a lot of default "LoadModule" lines. Since the beginning, I've installed a lot of software, and to be honest, I don't ...
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0answers
166 views

How to make glassfish v3.1.1 run with -Xmx256m?

I have a t1.micro amazon instance and that machine have very scarce resources. I need for the moment to run glassfish3.1.1 (due to complete JEE6 support) on those conditions. Any guidance is welcome. ...
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1answer
3k views

Why does my memory used (accounting for cache) does not correspond to my processes memory usage?

I am using Ubuntu 10.04 where a number of background jobs run every day. free and top both report that 3.9GB of the 4GB of memory is in use (of which ~90MB is cache/buffers). When I do a top of ps ...
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4answers
1k views

Windows Server 2003 Not Recognizing Memory

I have a Dell Power Edge 1850, running Windows 2k3 x86. It has 4 GB of RAM (8 total sticks of 512MB, which I have tried re-seating, and completely replaced with new memory) however this is what I am ...
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2answers
314 views

MySQL maxed out memory usage problem

I am currently ingesting millions of rows of data into a MySQL database. I am monitoring the server status locally on my machine using MySQL Workbench. The application is showing that the memory is ...
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4answers
763 views

Apache out of memory on

I have a VPS with 768 MB RAM and a 1.13 GHZ processor. I run a php/mysql dating site and the performance is excellent and server load is generally very low. Sometimes I place ads on Facebook and at ...
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1answer
759 views

SQLS Timeouts - High Reads in Profiler

I've audited a SQLS2008 server with Profiler for one day.. the overhead didn't seem to trouble this new client my company has. They are using a legacy VB6 application as a front-end. They're ...
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2answers
3k views

Can you set a minimum linux disk buffer size?

I have a rather old Linux machine with 2GB of ram, no swap, and it's working very well, with the system using every unused piece of memory for caching with great effect. However, when I'm close to ...
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5answers
253 views

Effect of 8 shutdown SQL Server instances on memory?

I've inherited a server that has 8 previously installed instances of SQL Server 2005 Developer Edition. The instance I am working with is SQL Server 2008 Express. All of the Developer Edition ...
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6answers
6k views

Avoid linux out-of-memory application teardown

I'm finding that on occasion my Linux box runs out of memory and it starts tearing down random processes to deal with it. I'm curious what administrators do to avoid this? Is the only real ...
1
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1answer
477 views

Does scheduling recycling app pool in IIS7 help the server conserve memory better?

I have a VPS (IIS7 with Win 2008) It's got: 40 websites and a SQL Server 2008 powering them with only 2 Gigs of RAM. None of the sites are mission critical, they are all just demos. I often have ram ...
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4answers
2k views

Apache memory issues

So I'm sure this has probably been asked before, but I want to make sure that I'm getting the right info. I'm running a 360 Linode box with Debian 5 and Apache 2.2. I've compiled everything myself ...
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1answer
824 views

How do I see what is allocated in my paged pool memory?

Here is a sample output of the !vm command in the kernel debugger of windbg.exe: *** Virtual Memory Usage *** Physical Memory: 259676 ( 1038704 Kb) Page File: \??\C:\pagefile.sys Current: ...
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7answers
701 views

Server uses too much memory and crashes server

I have a small home server with 256MB of memory. One of my sites just got linked up on Reddit, and since I've had two occurrences of the system using too much memory and crashing to the point where I ...
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5answers
34k views

An I/O operation initiated by the Registry failed unrecoverably

Every 10 seconds or so, both our web servers (windows server 2003, running iis6), report the same errors in the event log. > Event Type: Error Event > Source: Application Popup Event > ...
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3answers
1k views

Installing MYSQL on Windows Server 2003 - Low Memory Usage Mode

I'd like to setup MySQL on a Windows 2003 server. However, the server is already running SQL Server 2005 and I'd like to reserve most of the 4 GB of memory for that purpose. Is there some way to cap ...
0
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1answer
763 views

centos VPS virtual memory problems diagnostics

I have a Centos VPS that seems to have a lot of memory problems. First my hardware: Processor Information Processor #1 Vendor: GenuineIntel Processor #1 Name: Intel(R) Xeon(R) CPU E5405 @ ...
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4answers
199 views

Has anyone ever tried to provide a host with their own memory for a dedicated box?

I realize this is a crazy question, but has anyone ever tried to provide a host with their own memory for a dedicated box? I am running on an alright rig on ServerBeach but like any host, they are ...
2
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5answers
3k views

Optimizing resources for a low-RAM LAMP server running WordPress?

How to minimize memory usage on LAMP? Virtual dedicated server, max 512 RAM, 20 GB drive space, it should run a Wordpress blog. Not sure for load, but lets say 2-5k visitors per day.