Synonym for: RAM - Acronym for: Random Access Memory, a type of computer data storage.

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Application Running as multiple processes

I have a java/tomcat application running on RedHat linux. Initially when I start the application, everything seems to be working perfectly fine. However, after some time, I guess 1-2 days, I witness ...
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2answers
712 views

How can I find out the amount of memory COMMITED by a process on Linux?

To prevent the OOM killer running, I have set vm.overcommit_memory = 2 and vm.overcommit_ratio = 100 . I would like to know how much memory is committed by a given process, which is contributed to the ...
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2answers
50 views

Confirm a memory leak by tracing “free” and “cached” in top?

I'm trying to confirm that there is a memory leak on my Linux device while in idle state (there should be no continuous memory consumption). I'm not interested in identifying the process that is ...
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2answers
634 views

Traffic increase causes VPS to crash due to RAM utilisation

I have a VPS which runs multiple Opencart sites and for the most part performs the task very well. Spec: CPU GenuineIntel, Intel(R) Xeon(R) CPU E5-2665 0 @ 2.40GHz Version Parallels Plesk Panel ...
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2answers
573 views

PHP eats up all the memory

Since this morning one of our webserver's memory getting filled up by php which eventually going to cause the server to start swapping, slow down and become unavailable (an ssh login takes like 5 ...
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2answers
991 views

HP DL360 G5 will not boot with all DIMM slots full

If I install memory into every DIMM slot the server will not boot, no display will be shown via VGA. ILO 2 detects these slots' memory as being "Not installed". If I remove the memory from the two ...
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2answers
115 views

Server Vs Desktop vs Hosted for RAM Intensive, Low Traffic Application Serving Response to API

We are a startup looking at putting our semantic search system for resumes live. The system needs to provide responses to api queries for resume search by running through inverted index data of size ...
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2answers
546 views

Monitor Processes' Memory Usage

We have an IBM P series box running AIX 5.3. This is our application server, whereby our J2EE application is running in Oracle's Applications Server (version 10g r2). At around 11pm till the next day ...
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2answers
600 views

when is the jvm heap allocated by the OS

One of our sap systems(PI ABAP+JAVA stack) was giving performance issue. The entire 64GB configured for the machine gets hogged up(and the 8 cores as well). Every one is suspecting the java part,but i ...
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2answers
697 views

How do I find the total RAM dedicated to apache web server?

I am trying to figure how how much RAM my apache web server is currently using and how much RAM is it allowed to use. The ps command in linux can give me the memory usage on a per child process basis:...
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133 views

Upgraded SQL server, performance plummets

Seeking help with a new SQL server. A client of mine was running an aging SBS 2003 server (Xeon 3060, 4 gig of RAM) and a line of business application with a 25 gig SQL Database using SQL Server 2005....
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644 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 ...
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2answers
232 views

Task Manager indicates lower RAM than installed

I have 8GB of ram on my server(Windows Server 2008 Standard, only Apache, PHP and MySQL Installed) however Task Manager says my Physical memory is only 254MB and this is not acceptable for a web ...
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2answers
609 views

VM Windows 2003 Server Standard configured with 3.75 GB RAM

I am analyzing software performance problems on a VMWare virtual machine running Windows 2003 Server Standard Edition. I can see that the assigned memory is 3.75 GB in the computer properties dialog. ...
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2answers
480 views

Memory is available, but swap gets full over time

On a small VPS of mine, I have enough free memory for the things that are running there (as in the log below), but every once in a while, when I run free -m, I see all the swap is taken up. What ...
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2answers
146 views

PHP APC on 64MB box

I have a small VPS with 64MB RAM. I use it as an internal proxy. I only have one index.php on this server, which has the logic to fetch data from another server using php curl and display to the ...
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2answers
83 views

2 partitions in a sharded mysql database

the first one is running at 73% memory utilization. The second one runs at 16% utilization. how can i balance the 2 out?
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1answer
227 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 ...
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1answer
196 views

Linux not freeing the file buffer when we execute rm or > (redirection) operator

I have one router which has embedded-linux with kernel version 2.4.22 running on it. I know its very old version but i have to deal with it. Please take a look at the free command output when i run it ...
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1answer
82 views

Xen domU sees 35MB less than assigned

I am using ubuntu precise 12.04 and I am booting a paravirtualized ubuntu 12.04 domU, all being 64 bits. The VM has memory=1024 assigned and xentop at the host correctly shows 1024MB, but htop in the ...
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1answer
672 views

Increase kmemsize size of non-swappable kernel memory

I'm getting an error about not enough resources on a VPS running CentOS The exact error has to do with non-swappable memory. Here are the stats Current Use 29.35 Soft Limit 30 Hard Limit 33 Units MB ...
0
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1answer
386 views

/proc/XXX/smaps does not exist

I am trying to debug what is going on on an ubuntu server. I tried to use my good old friend smem but it does not display anything, even if run as root. strace shows the culprit: open("/proc/32376/...
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1answer
413 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 ...
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1answer
1k views

java 7: should users be aware of changes in heap memory handling?

After installing the latest Java 7 Development Kit (Java SE 7u11) on my Windows 7 Professional 32bit PC with 4Gb RAM, I noticed I can't allocate much memory for Tomcat. Whereas these memory settings ...
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1answer
192 views

How to find Apache memory utilization?

I want to measure memory utilization of my Apache Server. Can I use the pmap/ps command and pass all the process IDs of httpd and take that as total utilization? In most of the blog, they suggest ...
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1answer
143 views

xeon E5-2600 ram overclock

I got an application whose bottleneck is memory bandwidth. Did some bench with i7 3820. It's much faster with 2400MHz than 1600MHz RAM. Could Xeon E5-2670 handle faster ram than 1600MHz (non ECC) ?
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1answer
162 views

CentOS - Convert swap memory to regular?

Take a look at this screenshot that I took after doing free -m: http://gyazo.com/aa54d264956e56acb99024e2374de0c0.png?1340387738 I notice that I have a ton of swap memory not being used, could I ...
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1answer
75 views

lighttpd CPU utilization fails to decrease when load reduced

I have a lighttpd server which easily handles about 800 concurrent connections. But there seems to be a problem: When the number of users grows, the CPU utilization grows as well, until a limit is ...
0
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1answer
439 views

High memory usage of WordPress hosted on DreamHost VPS

Recently I see very high memory usage on VPS servers hosting my blog at DreamHost. There is not traffic increase in the recent months, but the memory usage is pushed by 250 MB. I tried looking at most ...
0
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1answer
144 views

why pressing M in linux's top command will have many processes that does not exist?

i pressed M in top command try to get a memory sort for the processes, 5892 myuser 15 0 88428 86M 12520 S 0.0 4.2 0:01 0 java 5893 myuser 15 0 88428 86M 12520 S 0.0 4.2 6:...
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1answer
456 views

How to fix RVM exhausting Virtual Memory on VPS?

I'm trying to install ruby via RVM on an Ubuntu VPS with only 512 MB memory. When running rvm install 1.9.3 I get the error: ERROR: Error running 'make ', please read /home/matt/.rvm/log/ruby-1.9.3-...
0
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1answer
147 views

Recommended approach to limiting memory use on webserver

I have a Windows Server 2008 webserver with two web applications and two windows services. It is essential that the server never uses more than 2 GB of memory and the server can have no pagefile. What ...
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1answer
190 views

IIS6 shows out of memory error - Error show is the same URL repeated many times in event log

I have an HTTPS ASPX based web site that is generating out of memory errors under load. The errors seem to coincide with what shows in the event log as a series of the same URL repeated many times ...
0
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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 ...
0
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1answer
63 views

Optimal hosting of website and platform api on EC2

We intend to deploy a web site (based on Drupal) and the associated platform api on Amazon EC2. Would like to know what would be a better way to architect this solution w.r.t to instances (meaning ...
0
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1answer
380 views

SQL Server 2000 Memory Status

I'm trying to get a better idea of how my SQL 2000 instance is using it's memory. I've run DBCC MEMORYSTATUS and I'm hoping someone can give me a better idea of how to interpret the output. My main ...
0
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1answer
448 views

Getting the segmentation fault error while running yum command

Getting the below error in /var/log/messages file while trying to run yum on centOS-5.5 64 bit server. kernel: yum[4467]: segfault at 0000000700001c4f rip 0000003747879a6a rsp 00007fffaf399cd8 ...
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1answer
163 views

Compilation of Etherpad fails in an OpenVZ VE

I’m almost giving up, this will be my last try: I try to compile Etherpad on my OpenVZ server. It’s running a Debian 5.0 as the host system, in the VE I’ve got Ubuntu 10.04. I installed Etherpad in ...
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1answer
171 views

Tomcat memory issue?

I have deployed my web application under tomcat6 on windows server 2008. In office hours my application needs to respond to a lot of traffic. At that time it seems that the memory consumption of ...
0
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1answer
435 views

memcached memory usage difference on 32- and 64-bit

We have a bunch of boxes running memcached. Some are 32-bit and some are 64-bit, but all run a 32-bit install of RHEL due to various Perl-related things. We'll call them type A and B respectively. ...
0
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1answer
199 views

IIS 6.0 Memory allocation

I need to find out how much memory does my .net application occupies in IIS 6.0. Can anyone tell me the steps to find out how much memory does my applicaion occupy in 6.0. thanks in advance. With ...
0
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1answer
97 views

A Few Queries Reserve All RAM

I have a production SQL Server 2008 R2 database server that had 8GB of RAM allocated to it for the query engine (set by the minimum memory in the memory management screen for the database server). I ...
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votes
1answer
190 views

TCP Server Memory management: #Connections Vs. #Requests

Given that, there is no theoretical limit to number of concurrent TCP connections a Windows 2008 server can handle. Only thing will happen is, with each connection there will be memory consumption in ...
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1answer
159 views

MySQL CPU High Usage

I got a problem with CPU usage on my VPS, mysqld use 100% CPU and my site go down, i have a small package, 512MB Ram, wich 300 is free, and my site has 1000-1500 unique visitors, and 50.000 views / ...
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votes
1answer
271 views

Cache Total Entries increase and decrease as a delta shape. Why?

My performance counter "cache total entries" "cache total hits" "cache total misses" keeps increasing and decreasing as a delta shape around every 1 hour.The decreasing is much fast than increasing. ...
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votes
1answer
596 views

Nginx , Apache , Mysql , Memcache with server 4G ram. How optimize to enought memory?

i have 1 dedicated server with Nginx proxy for Apache. Memcache, mysql, 4G Ram. These day, my visitor on my site wasn't increased, but my server get overload always in some specified time. (9AM - ...
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1answer
161 views

Reduce the amount of RAM used by MySQL

I have recently purchased a 1GB DigitalOcean Ubuntu 14.04 VPS and it is running a blog written in Python and Django. I have installed NGINX and MySQL on the same machine. My problem is that MySQL is ...
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votes
1answer
134 views

Increase of Virtual Memory after update of CentOS7

I have made system updates on CentOS7 and now my Virtual Memory is full used. Before the updates the virtual memory was completely empty/swap Why? Is it a problem? How can I decrease the virtual ...
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1answer
294 views

High load of RAM but low CPU

I've a dedicated problem.. When I make a load test with ~500 connections, CPU stay low (about 30%) but memory grow up fast ! And I have a 100% used RAM and 50% used SWAP.. An other dedicated with 2x ...
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1answer
68 views

Linux Server Memory: Is this enough?

One of (weblogic)process on my WAS server(redhat linux) is killed at last night. There is no log. so I doubt my system memory. Is the system or process has enough memory? server specification and ...