a cache stores temporary data nearby so that it can be retrieved much more quickly than fetching it from the real backing store (disk, network), or recalculating some result all over again

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1answer
19 views

How to uninstall package and reinstall to factory/default settings?

What I mean by this, is how do you reinstall a program to where it acts like it did the first time the program was ever opened? My scenario I Just did a fresh OS install, so I wanted to copy my my ...
0
votes
1answer
28 views

Ubuntu refuses to store a 200 Mb file in memory cache but there's plenty of room

EDIT: I just increased memory allocation to 2 GB and viewed system monitor while running the script, turns out that memory usage is spiking from 500 MB to 1.6 GB just from loading a 200 MB file, so it ...
0
votes
1answer
65 views

My external hdd not mounting on ubuntu 16.04 LTS [duplicate]

Heres the error message i get every time i try to mount it via terminal The disk contains an unclean file system (0, 0). Metadata kept in Windows cache, refused to mount. Failed to mount '/dev/sde2': ...
0
votes
1answer
14 views

How do I know the cache-line settings of my Ubuntu 14.04?

I am working on a 32-bit Ubuntu 14.04 machine, and I am asked to provide the "cache-line setting" of my machine. I am wondering can I directly inquire this information from the OS? Or I need to dig ...
0
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0answers
21 views

tools for files extraction from squid cache

I need to know how RESTful api works. So I cache traffic from an app to a server using squid proxy. Is there any tool to extract json data (and files) from squid cache? Or... May be I'm missing ...
0
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0answers
32 views

fastcgi cache in nginx is not caching the same page for all users

I'm using Ubuntu 14.04 server, and I just found out that fastcgi cache is not caching the same page for everybody. I thought it did. I ran some new PHP GeoIp code that displays the user's country name,...
1
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2answers
68 views

Can you empty cached items from memory without needing to close Firefox?

I currently have Firefox set up so that a persistent cache is not stored after closing Firefox. I only have the memory cache enabled which it empties when Firefox is closed. Sometimes I need for ...
0
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0answers
19 views

how can I configure server for dns cache for my ISP

I want to configure server for public users to use my dns sever and my server can cache all ip and domain name to better responsibilies
0
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0answers
17 views

Write data to USB flash drive directly (write-around)

is it possible to enable writing data directly to flash drive only when it have defined by me in udev-rules by ATTRS{idVendor}? I made rule for this flash in /etc/udev/rules.d/: KERNEL=="sd?[0-9]", ...
3
votes
1answer
69 views

How to disable cache in Firefox?

From this answer I learned previously how to disable the Firefox cache completely, however I have found that in the latest version (don't know when this change was made, but I think rather recently) ...
0
votes
2answers
41 views

What is the meaning of “/.cache/” in a path or directory?

I was looking for a file "file.odt" so I used the find command: sudo find / -name "file.odt" While my computer came up with several paths to a number of copies of the same file, it also came up ...
0
votes
1answer
80 views

How do I setup multiple memcached instances running on different ports?

I am running Ubuntu 15.10 and already have memcached installed on my system. My current project requirement is to run two instances of memcached on the same server but with different ports. I start ...
1
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0answers
23 views

apt-xapian-index, how to limit its disk usage or safely move it away?

My /var/cache/apt-xapian-index has 4.5GB. I like the synaptic search functionality a lot, but that price is too much for my small SSD... I was thinking what I can do about it, to keep it available ...
0
votes
1answer
9 views

Unable to view search results in the Activities Overview for locations I have previously disabled but now re-enabled in the settings

I just went into Settings > Search > Search Locations, disabled the search results for my home directory and then re-enabled them with the little slider next to the item. However even after re-...
0
votes
1answer
21 views

Merge Chromium and Chrome cache dirs

As the title says, is it possible to point both Chrome and Chromium cache directories to the same directory? I mean, is it a simple link between the two directories enough or it will raise problems?
0
votes
0answers
19 views

squid server configuration issue

I installed the squid3 cache server in Ubuntu sucessfully and I configured squid.conffile (http access allow) and made http proxy ip changes in Firefox browser. Whenever I try to access something in ...
0
votes
0answers
36 views

squid cache not working properly

I installed the squid3 cache server in Ubuntu sucessfully and I configured squid.conffile (http access allow) and made http proxy ip changes in Firefox browser. Whenever I try to access something in ...
0
votes
0answers
16 views

squid caching problem

I installed the squid3 cache server in ubuntu sucessfully and i configured squid.conf file ("http access allow") and made http proxy ip changes in firefox browser. When ever i tried to access some ...
0
votes
0answers
12 views

Cache files from a Windows share

Is there a option to cache files from a Windows share? Branch Cache for Linux/Ubuntu? I would think the best option would be in Samba, but I can't find anything. The Windows Sever would be in the ...
0
votes
0answers
27 views

How to fix init system

I would like to know how to fix systemd when it gives me an error at boot time (such as the welcome to emergency mode error). I've had that problem before and I had to reinstall Ubuntu. I heard from ...
0
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0answers
31 views

video caching server

I am willing to configure any open access video caching server that will be placed at the main server of an organization and which does not demand client to change network setings(http proxy) in their ...
0
votes
0answers
49 views

Drop cache pages and memory (cleaning the cache) as normal user

Some times I need to clean the system cache by doing the steps below: sync su echo 3 > /proc/sys/vm/drop_caches as you can see, I need root privileges for this purpose. Is there any way to do ...
3
votes
1answer
44 views

View size of CPU cache through the command-line?

How do I view the size of my CPU cache using the command-line? I want to view information on L1, L2 and L3 cache. Also, would it be possible to ouput only information on cache, so that all other ...
1
vote
1answer
266 views

Cannot uninstall php-memcache using terminal

I uninstalled php5 from my computer with command sudo apt-get -y purge php.* running this command will show me this message in terminal: Errors were encountered while processing: php5-memcache ...
4
votes
1answer
141 views

How do I partition my SSD to benefit of the speed?

I've watched a few videos on Youtube and read a little bit on the internet about partitioning. But it is still unclear to me how to partition my 4 drives. Besides a Raspberry Pi and VM I have no Linux ...
0
votes
1answer
46 views

Downloading and playing audio from cache

I was wondering if there was a way to download (only audio) and play a youtube video. How does one read and download from cache using the terminal?
0
votes
1answer
136 views

L3 cache appears as disabled

In my XPS 8700 i7 4790, the comand lshw shows that the 8MB L3 cache is disabled, does this mean that the L3 cache is not working? should I not use ubuntu and go back to windows? does the operating ...
2
votes
2answers
84 views

Prevent Ubuntu RAM increase rapidly?

I have ubuntu server 14.04 installed in my server. And i have vsftpd server that provide download file test for testing purpose. my question is why if client download the ftp file, my server ram is ...
3
votes
1answer
116 views

Disable RAM memory caching for a particular program

I am running few benchmarks test using binaries made out of C. Is there anyway so I can ask kernel not to cache any part of these binary programs?
-1
votes
1answer
32 views

Removal of files in sudo (Terminal) [closed]

Should I remove this file in my terminal for better performance? In a simpler explanation should I run: cd ls rm -r .cache for better performance? My assumption is that it will have to compile ...
0
votes
1answer
80 views

cache request miss graphite sitespeed.io

I want to send data from sitespeed.io to graphite using this command sitespeed.io -u http://www.sitespeed.io --graphiteHost localhost -m 5 --graphiteNamespace sitespeed -b firefox -n 3 I think the ...
0
votes
0answers
50 views

File cache slows down disk IO

I have this config: Linux peti-H97M-D3H 3.13.0-66-generic #108~precise1-Ubuntu SMP Thu Oct 8 10:08:09 UTC 2015 i686 i686 i386 GNU/Linux with 12GB RAM, Sandisk Extreme II SSD and i7-4770K. I must ...
0
votes
3answers
188 views

How to get Windows-like caching behavior for USB external drive

The problem: Thunar claims that it's written my files to a thumb drive, then I spend 15 minutes waiting for the drive to unmount. I understand it has to do with the write cache. I hope there's a way ...
0
votes
1answer
225 views

EnhanceIO persistent udev rules not firing on reboot - Ubuntu 14.04.3

Abstract : I've installed enhanceIO and enhanceio-dkms from the daily PPA at http://ppa.launchpad.net/enhanceio/daily/ubuntu/ giving version 0+git20130406-0~69~ubuntu14.04.1. Everything seems to be ...
1
vote
1answer
99 views

Purpose of '~/.cache' directory and when is it safe to delete? [duplicate]

What is the purpose of every user's ~/.cache directory? Under which circumstances can it be deleted, when should one be careful about its contents?
0
votes
1answer
163 views

SSD-caching vs OS on SSD - which is faster?

I have an Alienware laptop with a 750GB HDD and a 32GB SSD-cache. I currently have a Windows 10 partition that I only use for maintaining the SSD-cache and drivers. The laptop is useless for gaming ...
1
vote
1answer
80 views

Removing app cache

I recently installed cairo-dock, and it was working great, but now it is all buggy, so I tried to reinstall. I did sudo apt-get purge cairo-dock sudo apt-get clean sudo reboot now Then when I came ...
0
votes
0answers
117 views

deleted /var/cache on ubuntu 14.04 and apt-get and other programs crashes on terminal

I have installed Ubuntu alongside windows and have allocated only 10GB for the root. I kept getting messages that there's no space so I found according to the best voted answer in the following that ...
0
votes
0answers
48 views

Ubuntu Clearing Solid State Cache from other OS

I have a dual boot set up on my laptop with Windows 10 and Ubuntu 14.04. My laptop has a 1TB hard drive (with two partitions for the OSes) and a 24 GB SSD for caching. I have the SSD set up to cache ...
4
votes
2answers
646 views

Is it advisable to delete ~/.cache files?

~/.cache/* Is it good to delete all the files in .cache folder?
0
votes
0answers
117 views

Delete RStudio cache in Ubuntu after Upgrade 0.99.467

After I upgrade to the newest version, which I downloaded from the website, RStudio opens with a blank window. This happened to me when I also upgraded it on Windows but I was able to resolve by ...
2
votes
0answers
197 views

Is it possible to use APCu with XAMPP on Ubuntu?

I've spent two days trying to install it with my php5.5.15 on Ubuntu 12.04.4 LTS. Just curious if anyone out there ever got it to work. If so, please help.
1
vote
0answers
73 views

Preloading Files

I want to pre-load some Files / Programs into the memory, ram, cache to open / access them faster. I already tried creating a tmpfs, ramfs System https://wiki.ubuntuusers.de/RAM-Disk_erstellen (Sorry ...
-1
votes
0answers
13 views

AptProxyCache Comparison

I have viewed this page about AptProxyCache but seems all are the same, is there any more differences between them such as performance, deploy difficulties and maintain costs? UPDATE: The ...
1
vote
1answer
481 views

How do I clear cache of ubuntu phone?

Hi my ubuntu touch phone (BQ 4.5) is running out of memory. I'm looking for GUI way to make space, most likely by clearing .cache folder. I'm happy to install app, use file manager, simply all non-...
3
votes
1answer
40 views

Get firefox cache from localhost page?

So accidentally I deleted the directory of my website with rm -rf. The server is not running, but the page is open on my computer in Firefox. Is there any way to get the javascript files? I'm in ...
1
vote
0answers
68 views

How can I look for a smart radio player that automatically restart when the buffer gets empty?

I am tired to have the streaming broken. I tried rhythmbox, totem, audacious, even vlc where I configured 5 seconds of cache. The sound stops for a while then continue, most of times from the same ...
2
votes
1answer
4k views

Firefox cache2 'doomed' folder

I was recently looking in my Firefox cache as I have made it so that it does not cache: And I found this folder called doomed: /home/arthur-dent/.cache/mozilla/firefox/k29gs42c.default/cache2/...
2
votes
2answers
7k views

Where is the Mozilla Firefox cache located?

I have got Mozilla Firefox installed, and am aware of the issues with nasty things like phishing scripts from images ending up in my browser's cache. And so that I don't have to just empty my cache ...
1
vote
1answer
37 views

Mutt attachments in cache

I am planning to try out mutt (and if it feels "solid" enough, migrate from Thunderbird) Do I need to use offlineimap or some other solution to save the attachment locally, or does the built-in ...