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3
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1answer
54 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 ...
2
votes
1answer
216 views

How to reduce committed Apache memory?

Update 24th Oct Dump of ps axl as requested by @David Schwartz : http://textuploader.com/?p=6&id=z8riS During busy periods we hit Apache max connections (currently set to 256). I'd like to ...
2
votes
1answer
462 views

IIS 7.5 application pool CPU configuration

I have a web application that when runs on windows 2008 r2 data center edition and when the server is configured with a single core processor consumes 13 mb ram, when configured to run on dual core ...
1
vote
1answer
180 views

Apache Start Servers, Min/Max Spare Servers Ram Consumption Influence

I have a 1gb ram VPS. If I stop apache I have 400 mb ram free. So the max clients should be (total ram - used ram) / max_service_ram_consumption = 400 / 31. So MaxClients should be 13. These are the ...
1
vote
1answer
53 views

Tracking memory problems

I'm experiencing some trouble with my Windows Server 2008. We're using it for hosting a bunch (~50) of Web GIS applications on IIS. This setup usually works very well, but when certain applications ...
1
vote
1answer
503 views

Mysql running out of memory

I am having a lot of trouble with mysql eating too much ram on a small machine and am looking for some help in figuring out why it is eating so much. I have a small virtual machine with 256MB of RAM ...
1
vote
1answer
934 views

mysql becomes unresponsive at same time every day

My server goes down every day at same time. I found that the issue was due to mysql. I tried show processlist; and found that data base was entering in to sleep mode. I saw there was so many inserts ...
1
vote
1answer
191 views

How to get memory util of LPARs from HMC?

I know I can get CPU utilizations with lslparutil from the HMC. But is there a way to get memory utilization stats of LPARs from the HMC? The metrics I found seems to be all configuration-related ...
1
vote
1answer
264 views

Reducing memory for worker MPM in Apache

I've moved from the prefork MPM to the worker MPM due to a process limit I was hitting on my VPS. However, memory usage increased after switching over (which is odd since the worker MPM is supposed ...
1
vote
1answer
144 views

How to Examine Virtual Memory Fragmentation on Windows 2000?

Is there a method to examine the virtual address space of a specific process to examine if that process is under going virtual memory fragmentation? I know it sounds like something I shouldn't be ...
1
vote
1answer
273 views

ESXi memory allocation

I'm setting up ESXi 3.5 on an old server, and I'm not able to launch any of the VM's that I've created (Admission check failed for memory resource). The Resource Allocation tab for the host says that ...
1
vote
1answer
212 views

Will private dirty RSS used by mod_php ever be made available to other processes?

I've got PHP processes running that occasionally have to briefly use large amounts of RAM. After PHP uses the large amount of RAM, the httpd process seems to keep the same private dirty RSS ...
0
votes
1answer
104 views

Samba server increasing the memory requeriments

I have a Samba server exporting a entire filesystem (fhgfs/beegfs filesystem), total amount of 550 TB. The specifications are the following: Scientific Linux 6.5 (2.6.32), 2xIntel Xeon X5570 8 (2.93 ...
0
votes
1answer
67 views

SSHFS mounts use too much memory

I have 21 SSHFS mounts from a Debian server to another one. The servers are on a 1Gbps LAN. When I mount these 21 FS, 675 MB of real memory (not buffer nor cache) are allocated on the server mounting ...
0
votes
1answer
85 views

Apache2 using up all my memory and stalling my wordpress instance (mysql)

Environment Ubuntu 12.04 / 1GB RAM / 40GB DISK / 1 CPU (RACKSPACE) Wordpress 3.9 mysql Ver 14.14 Distrib 5.5.38, for debian-linux-gnu (x86_64) using readline 6.2 Apache2 mod_php5 mod_rewrite When ...
0
votes
1answer
96 views

Server Memory with Magento

I have a cloud server with the following specifications: 2vCPUs 4G RAM 160GB Disk Space Network 400Mb/s System Image: Ubuntu 12.04 LTS I am only running Magento CE 1.7.0.2 on this server. Nothing ...
0
votes
1answer
221 views

check a vps guest memory usage and CPU usage

I have vps guests that are managed by KVM and libvirt. Using virt-df, I am able to check the real disk usage of each vps guest. #virt-df [--options] -d domname Is there a similar utility tool to ...
0
votes
1answer
87 views

Varnish Hangs Every 1-3 Days After Websocket Implementation

After implementing a varnish -> nginx -> nodejs websocket pipeline (previously we had been using iptables to port forward), we started experiencing a freeze in varnish every 1-3 days. Checking some of ...
0
votes
1answer
172 views

High CPU usage in RHEL machine

I have RHEL machine that runs postgres-9.1 database. In a particular time, sar output shows as follows: Refer link for snapshot: http://imgur.com/gKcOhOX,vNwTpwC#0 where as %user is high between ...
0
votes
1answer
290 views

Apache thread MEMORY Usage

I am facing an issue over the site i am working on, even in very low load of around 10-20 page views per second, the CPU usage maxes out, with all cores running at 100% plus the apache thread memory ...
2
votes
0answers
858 views

Reduce Gitlab memory footprint

I'm currently running both a Gitlab instance (v6.7.3) and a Ghost-powered personal blog on a DigitalOcean VPS with 512mb (lowest end), served by nginx. Until just recently I was unable to run both, ...
2
votes
0answers
1k views

PHP-FPM High Memory Usage

I have a wordpress blog, that uses WP-SuperCache, and normally I get 100 visitors per day. With nginx + php-fpm it's blazing fast, and I have no regrets. One thing i noticed, php-fpm takes a lot of ...
1
vote
0answers
31 views

Apache 2.4 prefork, MySQL 5.6 and 2GB RAM

I think I'm having problem setting up Apache24 correctly. Apache seems to taking up to much RAM, and I'm not sure how to configure it. The FreeBSD server is using 50% of it's swap space. We are ...
1
vote
0answers
47 views

Setting the MemoryLimit of a user-created systemd scope using cgroups as user

Related: LImiting overall memory usage for child processes Is there a way for an unprivileged user, or for root to allow an unprivileged user, to create a systemd scope (or other control group ...
1
vote
0answers
50 views

System-managed pagefile uses all available space, allocated physical memory unused

The problem: Something on our virtualized database server is using massive amounts of our pagefile. We noticed it about a week ago when the OS drive went from 30+GB of free space to around 500KB of ...
1
vote
0answers
54 views

SNMP memory values do not match `free`

Compare this # free -m total used free shared buffers cached Mem: 72363 68035 4328 0 522 66294 -/+ buffers/cache: ...
1
vote
0answers
329 views

JVM process resident set size “equals” max heap size, not current heap size

After a few reading about jvm memory (here, here, here, others I forgot...), I am expecting the resident set size of my java process to be roughly equal to the current heap space capacity. That's not ...
1
vote
0answers
112 views

Memory consumption of ASP.Net app

I'm migrating an existing ASP.Net (MVC3) application to a new server. The primary reason is to migrate to IIS 7.5/Windows 2008 while it's currently on IIS 6/Windows 2003. The new server has 8GB of ...
1
vote
0answers
107 views

Monitoring and reporting on page faults to determine memory issues

I'm in the process of configuring a performance monitor(s) against all servers in my domain. I'm using WhatsUp Gold 16.2 to send an alert when we reach certain thresholds. I recently read an article ...
1
vote
0answers
46 views

Stack , data and address space limits on an Ubuntu server

I am running an Ubuntu server which has around 5000 users. The users are allowed to SSH in to the system. So in order to cap the memory used up by a process I have capped the address space limits ...
1
vote
0answers
52 views

Obtain the free_memory value in xen

I would like to know if there's an alternative to the command I am currently using to get the real free memory for the system (meaning memory that can be assigned to new domU) xm info | grep ...
1
vote
0answers
403 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 ...
1
vote
0answers
35 views

How do I find out number of mlocked pages on HP-UX?

Is there a way to find amount how much memory is mlocked on HP-UX? Either on process-specific or system-wide basis?
0
votes
0answers
34 views

squid reverse proxy using too much memory

I have a bunch of small vps set up for http caching in a bunch of edge locations using squid as a reverse proxy (varnish caused more issues and had worse performance). These vps have 1gb of ram and ...
0
votes
0answers
30 views

Difference between ps_mem.py & free -m . Ubuntu server kills processes

Previously, I had a 4GB RAM server with Linode. Several times, I did "free -m" command to check available memory. I asked question here as well, but realized its more appropriate here. Most of the ...
0
votes
0answers
33 views

SvcHost of TermService service on Windows Server 2003 consumes high memory

We patch our servers monthly, and if there are no updates to install, then they still get rebooted. When the server is rebooted, after it boots, the TermService service running in a SvcHost.exe ...
0
votes
0answers
63 views

Memory usage of Postgresql and play framework

I am running a play framework application and a Postgresql server on a VPS which has 2vCores and 2GB of RAM and I'm having memory issues. I limited my play application to 1024MB with the parameter : ...
0
votes
0answers
216 views

Actual minimum RAM usage of Windows 2012 Server + IIS + SQL Server 2014 Express + .NET application server

I currently have a physical server running Windows Server 2008 R2. I am planning to replace it with a cloud-hosted virtual machine running Windows Server 2012. The server needs IIS, SQL Server Express ...
0
votes
0answers
155 views

Strange memory usage behavior in GlusterFS machines

I'm running into a strange high memory usage problem in my environment. I have a two GlusteFS nodes that are serving 26 replicated volumes. Each morning, both servers will consume the majority of all ...
0
votes
0answers
48 views

Single TCP-CLOSE_WAIT connection brings down application till restart

Recently found a behaviour where my application had a connection in TCP Close_wait state till the app was restarted (after about 5 hours). But during this period the SUnreclaim space was also ...
0
votes
0answers
31 views

Memory monitoring with Win Server 2008 Performance Monitor

I'm trying to make report that uses Perfmon log files and all is great, but I'm little confused about Memory counters. I need two values: Total size of physical RAM installed on server (same value ...
0
votes
0answers
104 views

What is using all of my memory on Ubuntu 12.04?

I keep getting alarms from Rackspace telling me that my memory usage is too high, but I can't seem to find the culprit. I ran top SHIFT + M to see top output sorted by memory, and this is what I get ...
0
votes
0answers
131 views

PowerEdge R210 Memory Upgrade

I have a Dell PowerEdge R210 II running with 2GB of memory. I wanted to upgrade the memory to 10GB as I am running ESXi on the machine. I purchased an ECC RAM (2 x 4GB) which allows me to get the RAM ...
0
votes
0answers
64 views

spamass-milter and opendkim use tons of memory

I recently set up a mail server using postfix, dovecot, opendkim, spamassassin, and spamass-milter, and it works fine, but spamass-milter and opendkim are using lots of memory: Above: opendkim and ...
0
votes
0answers
114 views

Odd Suhosin memory alerts

I am getting a lot of odd suhosin alerts in my syslog. The following are example entries: Jun 9 08:46:11 suhosin[9764]: ALERT - script tried to increase memory_limit to 2145386496 bytes which is ...
0
votes
0answers
229 views

lsass.exe uses 2.4GB of memory when resolving a web page

I have a user who has been noticing slowdowns with his machine frequently. When investigating his system (Windows Server 2008 R2) processes, we saw that lsass.exe was using 2.4GB of memory. A reboot ...
0
votes
0answers
49 views

Why would Memory\Available Bytes go down, even when Virtual Memory used is constant?

I have a long-running application that continually loops through video files. It runs for some hours, and then a message box appears along the lines of "The system is running low on memory...". I've ...
0
votes
0answers
44 views

Mysql large memory consumption

I have a server running under openvz. System is Debian 6.0, MySql server 5.5.31 installed from dotdeb.org repo. I have very strange problem. Mysql server settings not allow Mysql to get more than 1.7 ...
0
votes
0answers
110 views

Postgres using only 500 MB of RAM of the available 4 GB

We recently moved to running postgres server on it's own VM and tracked the memory usage of the VM. Here is what I found: That the postgres is only using 500 MB of the available memory on the VM. ...
0
votes
0answers
581 views

how to minimize server load on ubuntu 12.04LTS

I am using ubuntu 12.04LTS server alongwith LAMP module. I configured my server with 2GB memory but after some time either I have to restart my apache2 web server and mysql process or think about ...