Synonym for: RAM - Acronym for: Random Access Memory, a type of computer data storage.
2
votes
0answers
29 views
Sun Fire V40z, big gap between memory reported by dmidecode and what the Linux kernel sees
I'm looking after a V40z (a loaner), running RHEL 4.8 (no, I can't update it, it's a loaner) that according to dmidecode has 8 DIMMs of 2048M each, which makes for 16GB RAM as far as I'm concerned.
...
2
votes
0answers
710 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 ...
1
vote
0answers
59 views
Server crashes Sundays at 6 a.m. - out of memory
I have a weird problem: Every Sunday at 6 am my LAMP server crashes.
Looking at the logs I see about 500 apache2 processes at the time (this is a test server without any load - especially not at 6 am)
...
1
vote
0answers
25 views
Track memory usage of a job on SGE
I'm looking for some guidance in how to precisely figure out how much RAM my job is using on my cluster. My job is not multi-threaded and runs on a single cpu.
When I run my job and run "top" I can ...
1
vote
0answers
94 views
Limiting memory usage and mimimizing swap thrashing on Unix / Linux
I have a few machines that I machine that I use for running large numbers of jobs where I try to limit the number of jobs so as not to exceed the available RAM of the machine. Occasionally I ...
1
vote
0answers
271 views
High load average, low CPU and IO (Centos 5.7)
A Drupal 7 site with CiviCRM, after running smoothly for a year on a 1&1 VPS suddenly became unresponsive. Now pages eventually load, but can take more than a minute.
Looking at resource use in ...
1
vote
0answers
191 views
Linux Nginx + php-fpm + cron + mysqld = always out of memory
I don't get it. I have a VPS with Nginx and php-fpm and MySQL. Should be very lightweight. No Apache, right? When I reboot, it is very lightweight. ~ 50/481 MB MEM usage. Very acceptable IMO.
And ...
1
vote
0answers
101 views
Should I consolidate multiple identical VMs into BSD jails?
We run a number of Openfire XMPP/Jabber servers. Due to the way Openfire works, we cannot easily run multiple Openfire instances on one server, so I have 5 identical VMware ESXi VMs, each with CentOS, ...
1
vote
0answers
128 views
what is the default size of jvm heap when using maven to create jvm?
I am using the server started by the following command.
mvn jetty:run
i want to stop the server, but i failed to run mvn jetty:stop, even faild to run java -version, why?
[mirror@home wpse]$ mvn ...
1
vote
0answers
132 views
Mounting shared memory in XCP/ XEN Server,for storing VM
Requirement
vm with 2HDD each 1gb
OS will be installed on hdd 1 and required data on HDD 2
I want all my VM running on Xen Cloud Platform XCP 1.1 to use /dev/shm of host machine for HDD1.
Is ...
1
vote
0answers
122 views
Set total memory limit with Torque
I run a moderately sized cluster and I am having a queue problem. For example I have a node with 128GB of memory and a program that I set the amount of memory per core. So for example if I set memory ...
1
vote
0answers
40 views
Acceptable memory limits on a VOIP, MySQL and HTTP server
I'm currently running a Mandriva(Linux) server with fairly low memory (1GB). At the moment the specs are looking like this(it currently is used for VoIP(sip), MySQL and HTTP):
freememory total ...
1
vote
0answers
34 views
Are memory and thread managers on Windows Server 2008 R2 and Windows 7 Home/Prof/Ultimate same?
I was asking one question on DBA site, and I got a reply, that implies, that Windows Server 2008 R2 and Windows 7 Home/Prof/Ultimate have different memory and thread managers. Is this correct?
1
vote
0answers
315 views
How to measure dcachesize usage (and reduce it)
I have a VPS running CentOS 5.7 (Final), 32-bit.
Right after boot, when I run # cat /proc/user_beancounters I see that my dcachesize usage is at about 4100000, while my VPS is set up with a limit of ...
1
vote
0answers
128 views
Linux FOG Server Memory
I'm a computer tech at my high school, and our technologically-superior head just got fired. He just set up a Linux FOG server before he left, and we have to re-image all the computers in the school ...
1
vote
0answers
140 views
Tracking huge buffer usage under Linux
I'v a Linux server running under Debian Lenny with 4Go of RAM. It doesn't run a large number of stuffs:
Postfix/spamassassin (daemon mode)
Bind9
KVM (one guest - 1Go of RAM for it)
Every day at ...
1
vote
0answers
273 views
strange memory usage pattern on windows server 2008 on login through remote desktop
I'm running Windows Server 2008 Datacenter Service Pack 2 on a VM Ware instance with 10Gb ram allocated. I'm not running IIS or SQL Server. Under 'normal' conditions, the machine uses ~5.5Gb of ...
1
vote
0answers
374 views
sql server using all the memory on the box and throwing timeouts on pedestrian queries
I have max memory set.
But at least 1 time a day the Sql Server hits over 95% of the ram in the box, and page faults for more. In the meantime the website is throwing very obscure timeouts on simple
...
0
votes
0answers
25 views
CentOS 6.4 on Hyper-V memory exhausting issue
I am having an issue where the RAM on the virtualised machine is becoming exhausted after periods of time, the machine itself has 4GB RAM assigned to it and it always seems to be reporting around 15% ...
0
votes
0answers
60 views
How do I test the integrity of a mini-DIMM memory module?
I have one Mini-DIMM memory-module which I would like to test using MemTest86+.
While I'm aware that some RAID controllers and network equipment use DDR2/DDR3 memory packaged on mini-DIMM form-factor ...
0
votes
0answers
37 views
how do dual processors handle 4 dimms
I'm looking at using dual Xeon E5-2620s on a server build. They support quad channel memory. If I have 4 dimms, will the two processors see it collectively as quad rank, or each processor see a dual ...
0
votes
0answers
42 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
33 views
Apache 2.2 - mod_php - memory usage
I have a memory problem with my servers where is installed Apache httpd 2.2, mod_php and APC.
How to know exactly how much memory is shared by all httpd children and how much is allocated by each ...
0
votes
0answers
21 views
Understanding Xen debug.log
Running xen 3.4.2 running with 15 vm (pv+hvm) on a host with 256 Gb RAM and 96 core CPU.
But recently my host crashed on debug log its showing
translating ffff83183fcb0000 with CR3 100ae42000 and 4 ...
0
votes
0answers
34 views
Solaris memory allocation
I have solaris system that installed 12 GB RAM. All running process consume about %65 memory. I start to application that tshark (wireshark command line alternative). Tshark complete parse a ...
0
votes
0answers
33 views
Why would sysbench return 0 ops/sec for a memory test?
I signed up for digitalocean and created an ubuntu instance, and like I do with all webhosting I try out, I ran a few sysbenches to get an idea of how powerful their machines are (which is a trick I ...
0
votes
0answers
33 views
Linux dmidecode determining effective memory speed
Does parsing the speed from running:
# dmidecode -t memory
output the maximum memory speed, or the current effective memory speed?
0
votes
0answers
59 views
X7DWN+ 14GB Memory Fitted - 10GB Detected by BIOS
We have a Supermicro X7DWN+ motherboard with two Xeon L5420 CPU's installed. There is a total of 14GB memory installed, however the BIOS is only seeing 10GB.
The memory has been tested in another ...
0
votes
0answers
106 views
linux amd server: northbridge memory ECC error
I've got a server and when it is under load it gives Northbridge /ECC errors.
I've been told that this a common error with older AMD servers that has no negative effect. And that most people disable ...
0
votes
0answers
84 views
How can I monitor SQL Server App Domain memory usage?
All indicators so far (available MBytes, paging file usage) indicate that my SQL Server memory usage is fine. But, these errors starting popping up recently. This particular exception happens while ...
0
votes
0answers
238 views
Avoiding memory full -> swap full -> crash
I'm experiencing an issue when sometimes the memory gets 100% full, and the swap file also, and the server becomes non-responsive and has to be restarted (causing also problems in database). This is ...
0
votes
0answers
123 views
udisks-daemon eating up all my memory
I'm operating a little storage server on debian, over the past months I've noticed the process udisks-daemon eating up almost all available memory.
Is this just really aggressive caching or a memory ...
0
votes
0answers
63 views
Calculating memory footprints using /proc/sysvipc/shm
This is for a SLES 10 database server.
One of my servers runs three databases and three app servers; I am analyzing how their shared memory segments grow and shrink to avoid intermittent ...
0
votes
0answers
79 views
Run a secondary PostgreSQL server in memory?
Our development server currently has a file-based PostgreSQL server installed and running perfectly. However, we're trying to speed up our Rspec/Autotest runs and I was thinking that running a ...
0
votes
0answers
213 views
How can I tune NGINX static file caching in RAM?
From what I've read both NGINX and OS will cache static files being served in memory. Is there a way to set how much RAM NGINX is allowed to use? My web server will be exclusively serving a large ...
0
votes
0answers
116 views
How to speed up SQL Sever - More RAM didn't work
We have a server with 48 GB RAM on it. We're running some pretty heavy processes on SQL Server 2008 64 bit, but it tops out at 3 GB and won't use any more. It only uses about 15% of the CPU. The ...
0
votes
0answers
166 views
Unique index failed?
Recently, we've been having some kind of memory leak in SQL Server. We do have a .NET assembly running to audit our tables, but this has ran for a few years without problems, so I doubt it's the ...
0
votes
0answers
101 views
Unbelievable issue : a single apache process takes 4 GB of memory
That's an unbelievable issue but we have single apache process that takes 4 GB of memory !
And it doesn't happens always with the same URLs, it's unpredictable and we don't understand why it is ...
0
votes
0answers
155 views
High httpd memory usage?
I am concerned that I have a memory leak for some of my PHP code. I am far from a a newbie when it comes to programming, but I am a rookie when it comes to managing my own unix server.
After a ...
0
votes
0answers
111 views
Max memory including burst
I have CentOS 5.8 32bit with 1GB of guaranteed memory. With Burst memory I'm on 2GB.
I'm thinking of upgrading my guaranteed RAM to 2GB making my Burst 4GB. I know a 32 bit system can't (normally) ...
0
votes
0answers
199 views
Apache2 and mysql-server consume maximum physical memory
i am using ubuntu 12.04LTS on my linode vps include core2 cpu, 2gb RAM. I am doing a lot of research on optimizing memory for mysql and apache process -> optimize apache memory use, there i am using ...
0
votes
0answers
85 views
Memory Usage - In Use vs Working
Is there a way to find out what objects are in memory (or what processes are holding on to it). I have a server, where the "In Use" memory (in Resource Monitor) is showing 7GB, but the Memory ...
0
votes
0answers
53 views
ASP.net Cache Total entries VS output cache entries VS private bytes
The background is: I have couple websites using asp.net V2.0 and running on a IIS6 server with 64bit, but recently I have one site randomly slow down so I have to do recycle to make it back to normal. ...
0
votes
0answers
170 views
How to interpret Windows Memory Diagnostics event logs?
I am running Memory Diagnostics on a remote Windows Server 2008 R2 server (So I can't just look at the console output)
After it ran and rebooted, I looked for the logs.
But MemoryDiagnostics-Results ...
0
votes
0answers
153 views
ubuntu dmidecode is not functioning properly
dmidecode is giving irrelevant and conflicted results. it shows that i have two slots while the correct is 8 (the board is Tyan S5350.)
uname -a
Linux synd01 3.0.0-16-server #29-Ubuntu SMP Tue Feb ...
0
votes
0answers
577 views
lamp centos 5.8 suddenly out of memory
This system is running Centos 5.8 final using 2.6.18-308.4.1.el5 as a virtual machine on VMware ESXi 5. Standard LAMP install, running three instances of Wordpress.
Server has been running for a ...
0
votes
0answers
80 views
High memory even tho no traffic
I have 2 webservers running Apache 2.x on CentOS 5.x. One of them was started like 16 hours ago and has lots of free RAM (about 28GB out of 34GB).
My second server however, is running for a few ...
0
votes
0answers
143 views
Disk or CPU/RAM failure ? I can't figure it out
i'm having big trouble accessing my production servers (runnung xen); i recently bought brand new Western Digital (WD5000AAKX 500Gb) drives to replace the old drives; re-installed the system as it ...
0
votes
0answers
68 views
ColdFusion JVM: strange memory behaviour
Since last month, we got a problem on our company's server (Win2008ServerStd + IIS7 + CF enterprise 9.0.1 (hotfix2)).
I used jConsole to monitor the Coldfusion JVM (1.6.0_24) activity and here's what ...
0
votes
0answers
145 views
php5.cgi running wild
I'm running a pretty standard CMS site on a VPS with almost 500MB of RAM.
I've been consistently pushing the memory limits of the server, and I can't imagine how with a standard site (it's not doing ...
