An intermediate data storage area with high performance but limited capacity. The term "cache" can refer to hardware cache (on a processor) or software cache (which stores commonly used values in a computer's memory).

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21 views

Do any browser's or extensions feature targeted cache blocking?

Got a big surprise today when I went to chrome://cache. Let's just say I didn't like what I saw there! ; ) On a special note, I was particularly offended by triton digital's 36 183 entries of my ...
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12 views

Windows IP address cached even after cable unplugged?

I have a PC which connects to a network by both wired cable and wireless. Of course, it has 2 IP Addresses : 192.168.5.111 and 192.168.5.112. (Subnet mask 255.255.255.0) As usual, the PC picks the ...
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18 views

SSD partition as cache for torrent?

I download some data using P2P, and I have the same issue as other uTorrent users lately - the famous and feared "Disk Cache Overload 100%" message. It cripples my system into a no-go when there's a ...
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16 views

Low Mem Condition [on hold]

I have a Windows 2008R2 MySQL database server that was really suffering. It's "cache bytes" were between 2 and 10mb, and growing and shrinking on a cycle of about 30 seconds. It had 128GB of RAM and ...
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1answer
8 views

Does Intel Smart Response cache drive size matter?

I have a Lenovo Y400 laptop, that came with a 16gb Intel Smart Response cache drive. I also have an unused 64gb ssd drive lying around. I was wondering whether replacing the 16gb cache drive with the ...
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44 views

Trying to retrieve deleted Facebook videos from the cache

I viewed two videos on Facebook. Seconds before I could download them, the user deleted them. I've been trying desperately ever since to find them on my hard drive. I viewed them on Firefox. I ...
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20 views

How to achieve best browsing performance using Polipo?

I'm using Polipo to browse the web, I've set up the config file as follow (consider that I have 4 Gb of DDR3 ram, and my computer is quite fast): I've noticed that seems better if I disable the ...
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2answers
755 views

Manually flushing write cache on Windows

On *nix systems, a user can use the sync command to force any pending writes in the kernel's disk cache to be flushed to disk. Does Windows have a similar command?
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5answers
60 views

Do Hard Drives Inexplicably Begin To Spin And Whir At Unusual Times Due to The Cache?

My friend recently asked me why the hard drive on his Windows 7 (x64) computer would start to rev up and make loud noises when he was doing seemingly innocuous tasks like browsing the web, but was ...
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1answer
47 views

Creating a RAMDisk on Windows to cache HDD

In short I am looking for something to be able to mimic Intel RST but at a software level for Windows VM's on a Windows 8.1 host. I am using Hyper-V. Issue I have a few VM's that are bottle-necking ...
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19 views

fstab and cache- howto set for the best usage of SSD?

I have few questions regarding the fstab used for SSD optimalization. I found two versions of ho to set up some space for cache files tmpfs /home/user/.cache/spotify/Storage tmpfs size=10% ...
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248 views

How to clear locally cached OneDrive online-only files

I recently needed to free up some space on my Dell Venue 8 Pro, running Windows 8.1, and realized that I had OneDrive set for all files to be available offline, meaning it was caching local copies of ...
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2answers
107 views

DNS caching not clearing Mac OSX

Something weird is happening on my machine. I'm waiting on a domain to propagate. I visit the page in chrome and it's not there yet. but if i look at it on another machine, on another ISP, it's there. ...
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12 views

sshfs incremental log file caching

I am using sshfs to access logs of our application. Logs consist of old gzipped files and one current file where application writes to. Gzipped files are downloaded and cached localy after first ...
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1answer
39 views

Thunderbird cache size / purpose

I am using Thunderbird (Icedove) on Debian Wheezy. I have one imap account set up, and the the emails are synchronized with my imap server (i.e. I can read previously downloaded emails even when ...
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9 views

How to find maximum amount of requests for a file with a certain utilization percent?

Suppose that a cache at the router is satisfying 60% requests for files from server. What is the maximum amount of requests for a file of 96,000 bytes that can be satisfied from the LAN if a 100 Mbps ...
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16 views

Intel SRT OS Installation

I ve been looking around and read about SRT technology. Usually, if you have a large SSD, people recommend to put the OS on the SSD and ignore SRT and just use the HDD for data, because SRT uses only ...
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22 views

Why is cache leakage power consumption higher than other hardware units?

Is it correct that caches (SRAM cells) have higher leakage power compared to other hardware units with the same area such as ALU? And if so, why is the case?
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1answer
57 views

Where does the Squid proxy stores its cache files?

Imagine that I have hosted a web server. And to speed up things I have used an http caching proxy called Squid. Where actually squid stores its cache files and how long will it remain there? I am on a ...
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1answer
21 views

Firefox caching a site even after clearing the site's cache?

I think I'm suffering from a caching problem for a site. An example is http://www.cryptopp.com/wiki/Android_%28Command_Line%29. The screen capture below shows the problem with an image on the right ...
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33 views

IOMMU cache coherency

In today's x86/x64 motherboards there can be found IOMMU's from Intel and AMD. They allow peripheral devices to perform DMA (direct memory access) operations into system RAM using virtual instead of ...
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2answers
77 views

How does an Web Accelerator differ from a simple WebServer or CDN?

I was reading an article about Web Application configurations and I came across the concept of a Web Accelerator, but reading the list of features it seems it provides pretty much of the features that ...
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1answer
423 views

VLC 2.1.5 - unable to find file caching values in preferences

I'm having some lag when playing videos over my network with VLC 2.1.5. I have plenty of bandwidth. I read that I should increase the caching values under Input/Codecs-Access modules-File, but the ...
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43 views

Secondary SSD on Win7 - use for cache and VirtualBox VM (VDI)

Is there any problem with using secondary SSD for cache (pagefile) and one VM at the same time? Basically I only use secondary SSD for cache right now, but this leaves 40GB of unused space on it. Or ...
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62 views

How to restore/recover an old Firefox cache folder without Firefox moving it to Cache.Trash?

How can I restore an old Firefox cache folder so I can access its' contents? I thought this would be easy, but I was wrong. I have about a dozen old Firefox cache folders, one of which contains a ...
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1answer
42 views

What is CPU Cache used for?

I know that Cache is working memory that is faster than RAM, but in my system there is only 3MB of it, and most programs will require more working memory than 3MB. So that makes me question what ...
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1answer
33 views

autocomplete and cache in Firefox

I am trying to understand if there is any difference between browser (in my case Firefox) cache and the place where 'autocomplete' data for an HTML form is stored in the browser. Unified storage for ...
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53 views

Chrome cache max size per file

I am not looking for the total amount of diskspace Chrome can use for caching. Am looking if there's any per file basis cache limit. I noticed videos of 1.2MB would be cachable by Chrome but videos ...
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31 views

Rail's FileStore with Linux Disk Caching or RAMdisk?

I have a Ruby on Rails application that stores it's catched files on the filesystem (Rails file-system cache). I was thinking about changing to memcached Store, but a short test shows it isn't a big ...
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15 views

“Select folder for offline use” without storing attachments

Is it possible to tell Thunderbird to make a folder available for offline use, but to fetch attachments on demand? I'd like to be able to fulltext-search my archives when offline, yet I hardly ever ...
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1answer
64 views

How to go about pre-caching normally daily visited web pages onto my home network storage?

I recently "cut the cable" and downgraded from cable internet (40 Mb/s) to DSL (5 Mb/s). It's awful but I'm stuck with it for a year. What I would like to do is pre-cache everything on pages I visit ...
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42 views

Figure out if Solid State Drive is being used as cache

I am using Fedora 20 OS. I am trying to see if my SSD is being used as Cache for fast reads. So far I check to see if the SSD is mounted so I did: sudo lshw | grep -A 10 SSD and I got: ...
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227 views

Firefox Clearing Cache - Ctrl + F5 doesn't work randomly

Running Firefox 31, Windows 7: I was running into a bug on a website that I'm testing, where some things that did exist but do not anymore, were still showing up. I tried clearing the cache by ...
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235 views

Where's the location of incognito Chrome cached files for Mavericks?

Just wondering the location of the cached files for incognito mode.. I know regularly it's in /users/{$user}/Library/caches/google...etc, but for incognito mode I have no idea where they are stored. I ...
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37 views

Clock vs Cache in Gaming

I'm curious, I have two processors laying around that I won't name due to the rules of this site, however, one of them is Quad-Core, with a 12MB L2 cache and a clock speed of 2.67GHz. The other is ...
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1answer
33 views

more than one AD User on offline Windows 7 Laptop

I have three guys sharing a laptop in a location where they will not have internet. I know that windows 7 will cache the last users credentials but will it cache the two or three? What are my options ...
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25 views

Where to find facebook theatre mode cache?

I realize that the photos viewed on facebook theatre mode cannot be found in my temporary internet files on firefox. Where have those images gone to?
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73 views

Manually add video file to Chrome cache

This might be a bit of an odd question considering most people want to do the opposite (i.e, save a video file to disk from cache), but I'm using CyTube (http://cytu.be/) to simulwatch shows with my ...
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102 views

Why do I have to keep flushing my DNS cache on all devices?

I have a Netgear DSL modem (111 v2) and Linksys N300 router, newest model. I have to keep flushing my DNS cache every 5-15 minutes. This happens on all sites and on every device on my home network. ...
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0answers
172 views

How to force the Linux kernel reclaiming cache memory rather than using swap?

I have a PostgreSQL-driven web service on two Debian servers, one a vhost running Linux kernel 3.2.0-2 with 2GB RAM and the other a dedicated server running Linux kernel 2.6.26-1 with 6 GB RAM. ...
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1answer
100 views

How can I verify that Polipo is caching?

I'm making requests to several thousand unique URLs on each run of a JVM program, and I want to cache the requests. I've got Polipo up and running, and I've configured my Java app to proxy HTTP ...
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0answers
29 views

DNS Cache affecting HTTP requests

An odd error occured which I am trying to understand the cause. I updated a website and on some computers, a cached version of a particular .css file was being served. Other changes to the site were ...
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0answers
133 views

How may I clear the cache of Mongoose web server?

I have recently started using Mongoose web server for Windows, after having run IIS for many years. I like the simplicity of Mongoose. However, I have run into a caching problem. First, I had both an ...
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79 views

How to locally cache network drive in Windows 8.1

I work remotely and connect to a shared network drive through a VPN. This works great for the most part. However, when there are problems with the connection (either the internet on my end or at my ...
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1answer
71 views

In L1, L2 cache and DRAM, is sequential access faster than random access?

In L1, L2 cache and DRAM, is sequential access faster than random access because of the possibility to establish read-ahead? I know in HDDs this is of-course faster in orders of magnitude.
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25 views

Are there drawbacks of cache in usb drives?

Background A few years ago I was glad to find out that there is a new flash drive with on-board caching (the SuperTalent Express RAM Cache), which gave it a really neat performance on small files. I ...
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64 views

How to cache “maven/gem/npm” content for the requests from my command line tools?

We have a very bad network condition, that when we use maven/gradle/sbt or npm or gem to install dependencies, it is often slowly and sometimes disconnected. So I wonder is it possible to run some ...
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1answer
286 views

How can I force caching a video file on nginx

I have two servers configured pretty much exactly similarly. One is my production server, and the other is my staging server. The nginx config on both are copies of each other except for the name of ...
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1answer
842 views

Changing default cache policy online on LSI Megaraid

I am having a RAID 10 with 6 Harddiscs in my server. I had set the default cache policy to write through. After setting up the OS, i came to know the I/O rates are too slow. I read in some forums that ...
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115 views

OS X does not release external disk cache (in inactive memory)?

While I am using an/any application that does reading from an external disk, free memory continuously decreases and inactive memory increases by the same amount, which is aproximately the amount of ...