Memcached is an in-memory key-value store for small chunks of arbitrary data (strings, objects). It is commonly used as a cache to speed access to frequently used data.

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How to debug memcached “SERVER HAS FAILED AND IS DISABLED UNTIL TIMED RETRY” errors?

I have a two server memcached setup. When memcached write fails, I receive an email notification. About once per day "SERVER HAS FAILED AND IS DISABLED UNTIL TIMED RETRY" error comes and I have no ...
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204 views

memcached append() php ubuntu - bad protocol

I am running ubuntu gutsy(7.1) , php5 and I am trying to get memcached running locally. I installed everything as per the docs: memcached daemon, php PECL extension, libevent, etc. But now I can ...
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1answer
83 views

Different memcached instance per user, with authentication

I am writing a script which will allow each and every cPanel user to run an instance of memcached on their own. The script at this point is starting the daemon for every user on a different port. ...
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1answer
100 views

Should we increase local port range limit on busy memcached servers

nixcraft has a tutorial on configuring memcached server(link) at the end says: For busy memcached server you need to increase system file descriptor and IP port limits here is the code to do ...
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1answer
89 views

MediaWiki Multi Site + Memcached

I have multiple mediawiki installations, and I'm wondering if it's safe to allow them to all use the same memcached server. Are there any "gotchas" involved?
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1answer
149 views

Tips setting up nginx as proxy for php and node frameworks

We have a current, soon-to-be legacy PHP app installed in production, served with apache. Working fine. Currently trying to add in new Node.js alpha stack, which we're planning to install alongside ...
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1answer
238 views

My ubuntu server can ping and ssh can connect, but ssh can't do the authuncation and halt

I have two ubuntu server. Each running php-cgi by phpfpm, memcached, mongodb. And these servers are not running in a high load state. After running several days. The server will halt. No service and ...
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1answer
277 views

php with apc+memcache+squid

I have a basic php installation. I want to install apc + memcached and squid to speed up the website. I have run into various resouorces regarding this, but one thing is not clear. Should php be in ...
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1answer
404 views

PHP-FPM save sessions in memcached

I'm trying to switch my session_handler to memcached, I'm not sure if it worked, it does not look like it did. vi /etc/php5/fpm/php.ini session.save_handler = memcached session.save_path = ...
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1answer
526 views

Installing memcached deamon on Centos PHP conflicts

I have Centos 5.10 installed on my server and tried running the following command yum install php53u-pecl-memcached.x86_64 Setting up Install Process Resolving Dependencies --> Running transaction ...
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1answer
68 views

New Relic Memcached plugin installation location - App server or memcached server(s)?

We have the New Relic PHP agent running on our 8 app servers. we have two memcached servers and would like to add the New Relic/ Meet Me Memcached plugin to grab memcached metrics. Should the ...
0
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1answer
147 views

Memcached inconsistency in values for maxbytes and limit_maxbytes

I'm using Memcached on RHEL/CentOS 5/6 and found that memory size inconsistency between limit_maxbytes and maxbytes taken from "stats" and "stats settings" respectively. I have compiled ...
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1answer
47 views

memcached number of threads showing more than what were set

I started memcached server using 8 threads. Then I checked threads using ps -eLf | grep memcached shantanu 2758 1 2758 0 10 11:17 ? 00:00:00 memcached -d -l 10.90.15.104 -p 11311 -t 8 ...
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1answer
253 views

How to find max connections used by memcached?

In our LAMP application we have increased the max connection value for memcached to very high to avoid error for max connection we were having. Now we want to set appropriate value to max connections ...
0
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1answer
321 views

how to uncompress memcached content via nginx?

I'm using memcached to store html content ready for nginx to display but I'm getting the compressed output in the browser. It works if I turn off compression in PHP but doubles the response time ...
0
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1answer
374 views

500 Internal Server Error when setting up Apache on Ubuntu+Django

I tried with Apache on ubuntu 9.04 and get the same error: Internal Server Error The server encountered an internal error or misconfiguration and was unable to complete your request. Please contact ...
0
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1answer
314 views

Memcached clustered alternative

I'm looking to replace memcached. We have a LOT of traffic to our central memcached node which I'd like to split. There's only so much trunking networks I can do. My general idea is to install a ...
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1answer
210 views

Memcached logrotate file not being installed. Bug with memcached 1.4.2?

My memcached logs are getting huge (in excess of 5GB). This isn't a huge problem in itself. I can easily remove them. I've sourced the problem to the memcached 1.4.2 package not installing a ...
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1answer
151 views

How to use Memcached

I read a bit about memcached but struggling to understand how exactly we use it. Is it a kind of server/application that we have to install on our machine? Is it a script that we have to include in ...
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1answer
586 views

When set SESSION_ENGINE to memcached, Django website halts

I have set up memcached in Django using Pylibmc binding: CACHES = { 'default': { 'BACKEND': 'django.core.cache.backends.memcached.PyLibMCCache', 'LOCATION': ['10.241.1.1:11211', ...
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1answer
811 views

memcached install issues with lib event on server

I've installed libevent on my server in the directory root/data/ and have i'm about to install memcached with ./configure –with-lib-event=/data/; make; make install However, after running a bit I ...
0
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1answer
593 views

Deploying Memcached as 32bit or 64bit?

I'm curious about how people deploy memcached on 64 bit machines. Do you compile a 64bit (standard) memcached binary and run that, or do people compile it in 32bit mode and run N instances (where N = ...
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1answer
336 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. ...
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1answer
186 views

In Nginx, can I handle both a location:url or a content-type: text/html response from memcached?

I'm setting up an nginx - apache reverse proxy where nginx handles the static files and apache the dynamic. I have a search engine and depending on search parameter I either directly forward the ...
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1answer
213 views

Multi-Application Server Environment and Memcached Security

We are looking to integrate Memcached into our infrastructure, but have a security concern before we do. We run several platforms including ASP.NET and Coldfusion and have many app developers working ...
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1answer
482 views

Memcached can't connect with php

I have centos 5.3 and I just installated memcached 1.4.2. I can telnet it fine and do stats, etc., but when I try to connect to it over php I get an error that it can't connect. It was SELinux.
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1answer
411 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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0answers
55 views

Port server moxi on node X exited with status Y on Couchbase 1.8.1

I'm getting this error on live servers Win Server 2003 32 bit & 2008 64 bit. Port server moxi on node 'ns_1@192.168.243.12' exited with status 3. Restarting. Messages: 2012-09-10 17:13:21: ...
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0answers
196 views

Enyim Memcached Client Caching same item on multiple servers

We have a memecached cluster of 5 servers. When we reviewed the cache keys it shows that the same item is showing up across 4-5 servers in the cluster. As I understand it, Enyim's default key hash ...
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0answers
87 views

Why is memcache not functioning with elgg in debian 7?

I am moving a php website (built using elgg - www.elgg.org) from a CentOS server to a different Debian 7 server and have installed memcached + php5-memcache on both. I have recreated all the ...
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0answers
135 views

Memcached with SASL: Couldn't find mech PLAIN

I'm trying to get memcached working with SASL. I'm compiling memcached and libevent from source. These are the steps I took (both under root and a user, same result): Having these packages: ...
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117 views

Is memcache impacting my performence negatively?

I am using pressflow 6 and NewRelic seems to suggest that memcache is infact hurting performance as shown below : My settings.php file : # Varnish reverse proxy on localhost $conf['reverse_proxy'] ...
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140 views

windows 2003 server - php_memcache.dll for PHP version 5.3?

(I posted this in stack overflow about 15 hours ago - but I was told that stack overflow >was not the right forum by the admins for this question, so I'm hoping that this is the >correct forum.) ...
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307 views

Memcached and repcached not replicating 2 master servers

I have memcached-1.2.8-repcached-2.2 installed on memcached on centos. They install went great and when i start memcached i get: replication: connect (peer=192.168.1.2:11212) replication: marugoto ...
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285 views

repcached broken sync - memcached high avalaibility

I have been using repcached (memcached-1.2.8-repcached-2.2)to store php sessions in order to have a highly available memcached. Everything runs perfect, I can restart a daemon without losing sessions. ...
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0answers
13 views

What is the right value for memcache.session_redundancy?

The PHP manual for Memcache doesn't have any explanation for the memcache.session_redundancy option. The comment on that page (which is 4 years old) says it sets the number of copies of a session ...
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0answers
17 views

cannot setup memcached with sasl

I was following http://www.shanison.com/2014/04/29/setup-memcached-with-sasl-authentication/ with memcached SASL setup. I did not install memcached from source because -S worked without any error. I ...
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11 views

PHP sessions in memcache - secure session path

Memcached is fine for sessions as I read. But what safe? Today we have more clients on one server. Every virtual host have own session.path. This is safe to prevent read sessions from other domain. ...
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61 views

Using memcached in php.ini is ignoring gc_maxlifetime?

Using php-fastcgi with session.save_handler = memcached and session.gc_maxlifetime = 1440, my sessions are never expiring. Memcached Cache is running full and then starting to evict old items after a ...
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0answers
103 views

Adding Memcached (to WordPress) causes PHP (Apache, mod_fcgid) to hang

Quick architecture overview: Nginx serves up static assets and is running as a reverse proxy to PHP (FastCGI, mod_fcgid + Apache). Memcached is running on the same server as well: memcached -d -p ...
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0answers
31 views

memcached available, but not installed and unable to uninstall, but run in process

I installed memcached in my cent OS VPS. Somehow it's not work as i expected and now I switched to suPHP. But when I run 'top' command I can see 'memcached' run as a nobody user. 1727 nobody 20 ...
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0answers
119 views

How to ask memcached auth connection by sasl and pam?

I use memcached in a untrust network, so I try to use sasl and pam to auth connection to memcached. I installed sasl and pam module, compiled and installed memcached with sasl enabled. Also I created ...
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0answers
89 views

Memcache daemon error, how to restart it quickly

i have the memcached daemon failing with the following error: 2013-08-15 07:45:27 +02:00 --- error: Uncaught PHP Error: Memcache::set() [<a href='memcache.set'>memcache.set</a>]: Server ...
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0answers
64 views

Memcached dont start on boot

I've installed the memcached and configured /etc/init.d script. /etc/init.d/memcached: #!/bin/sh # # memcached Startup script for memcached processes # # chkconfig: - 90 10 # description: ...
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362 views

Stopping memcached: [FAILED]. Why?

My application seems to be having issues with memcached not stopping. I'm using php, and have specific keys expiring after every hour. However those keys & values are not repopulating anymore. ...
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206 views

Memcached won't start as a service

I've installed memcached on my centos 5.2 box and it runs ok if I start it manually but I'm struggling to set it up as a service. After a long pause I just got this error: service memcached status ...
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0answers
317 views

memcached server on ubuntu 10.04

The official repository of ubuntu 10.04 has an outdated memcached and i would like to have a newer version running on it. What are your opinions ? Should i use couchbase membase server or I should I ...
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0answers
345 views

Having a hard time compiling php-memcached on a debian Lenny system

I downloaded the latest libmemcached along with the latest versions of php-memcached (both beta and stable) and the make fails with a bunch of errors (it seems like its missing an include file). I ...
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225 views

memcached established connection is very small comparing to max allowed connections

I have installed memcached on my Ubuntu 9.1 server. The number of simultaneous incoming connections is the default (default is 1024) and I am running it with the following arguments: ...
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0answers
168 views

How to build memcached with debug symbols?

wget http://memcached.org/latest tar -zxvf memcached-1.x.x.tar.gz cd memcached-1.x.x ./configure make && make test sudo make install Here's the step to build/install memcached,but how to ...