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Questions tagged [high-load]

All aspects of high-loaded systems development and maintenance.

All aspects of high-loaded systems development and maintenance: design, algorithms, architecture, technologies, development, testing, databases, storage, support, hardware, hosting, management.

222 questions
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Too Many index.php processes with high memory usage

I have wordpress site installed over dedicated server in a separate cpanel account. From couple of days this account experiencing high memory usage, high loadtime and freezing frequently. so I have made certain tests to find the culprit I checked…
Ram Guru99
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How to Fix/ solve Very High serverload on Cents os 6 VPS

My VPS is constantly on High Load from last 2 days , cant figure out what the problem is . here are more info about vps. VPS acts as HTTP(Apache), Mysql, Proftp Server, not much traffic., daily approx 300- 500 visits. uname -a Linux cforum…
user138870
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Apache returns default page instead my content

My web site works perfect, but sometimes apache returns default html page: It works! This is the default web page for this server. The web server software is running but no content has been added, yet. No configs and other settings at this time…
user451555
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high mysqld cpu usage after moving to new server

Just moved to a new (more powerful) server with only one website running on it, no changes on the website, but now I got a horrible high CPU load and I can't find out why. top: top - 22:54:08 up 1 day, 3:08, 1 user, load average: 4.19, 3.66,…
lickmycode
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Strange overload on apache2 web server

I recently inherited a web server setup from another developer. Its basically the following: 2 web servers running apache 2 2 load balancers running nginx 2 database servers running MySQL Every week or so the apache web servers become unresponsive…
Ayman Farhat
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CPU load on some apache threads is >10%, other threads are 0.2%

I have an apache box running a WordPress website. For some reason it seems some apache threads are using most of the CPU (10%+), and the remainder little (0.1~). The box is a dual CPU, Intel(R) Xeon(R) CPU E5620 @ 2.40GHz (which each CPU has 4…
morleyc
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12.04 Migration Process time delay

We have an issue in our server that is the migration process in taking time and also the load in the server is getting high due to that. No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 12.04.3 LTS Release: …
Manoj Shenoy
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Recording traffic for later replay

In these days we're experiencing huge (based on our recent experience) traffic on our platform, this is slowing us down to a crawl. Today we will probably handle the problem by cutting away a couple of features, to ensure users can still have a…
Alberto Zaccagni
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Too many apache processes, killing the CPU

I am noticed that too many apache processes killing the CPU in my dedicated server. 14193 (Trace) (Kill) nobody 0 66.1 0.0 /usr/local/apache/bin/httpd -k start -DSSL 14128 (Trace) (Kill) nobody 0 65.9 0.0…
Utku Dalmaz
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How to increase the default number of Postgres processes?

Disclaimer: I'm relatively new to Postgres. On my production EC2 DB server, I'm experiencing high CPU usage on two of the five CPUs, ultimately resulting in latency for users of my application. I've noticed that Postgres appears to only run two…
user67856
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Tracing down High Linux Load - HDD at fault or too many interrupts ? (ksoftirqd Time 437:44.13)

Server Stats: "cat /proc/version" Output Linux version 2.6.18-308.24.1.el5 (mockbuild@builder17.centos.org) (gcc version 4.1.2 20080704 (Red Hat 4.1.2-52)) #1 SMP Tue Dec 4 17:43:34 EST 2012 ethtool eth0 Output: Settings for eth0: Supported…
Analog
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High Load, low CPU, Memory and Disk IO - Highend Server

This issue has been bugging me for the past several days having spent over 40 hours investigating this issue intensively. Effectively we run asterisk 1.4.42 which I understand is old, however is the last real stable asterisk version which works…
TheMightY
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My server crashes and I've checked everything: what's left?

I have an m1.medium Amazon EC2 instance running Apache and hosting a Wordpress blog. In turn, Wordpress works with a MySQL database over on a different EC2 instance. The Wordpress site has W3 Total Cache set up and working well, and much of the…
Eric
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Apache compromised now high cpu usage?

Over the weekend one of the virtual servers that I host was compromised and since then I've had all sorts of problems popping up. The latest one is Apache taking 100% cpu usage as soon as it's started and staying like that until it is killed off. ps…
JamieB
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How do we configure Lustre to block client requests when under load, rather than failing?

We are using Lustre in a cluster with approximately 200TB of storage, 12 Object Storage Targets (that connect to a DDN storage system using QDR Infiniband), and roughly 160 quad and 8-core compute notes. Most of the users of this system have no…
vy32
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