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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9 views

Retrieve passphrase from cache enigmail

I use Enigmail on Thunderbird, Enigmail never prompts my passphrase, and now I have forgotten it, and I would like to get it back. I have read that it was not possible, but since it is obviously ...
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0answers
7 views

Clear Dalvik cache partition on Samsung Galaxy S4 [migrated]

I am using a samsung galaxy s4 (jfltevzw) using baseband VRUFNC5, and it wont allow me to install clockwork or twrp... is there any way i can clear my dalvik cache without using a recovery, just by ...
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0answers
24 views

Facebook app icon hijacked [migrated]

Yesterday not a very appropriate image was displayed in my browser instead of friends icon in Facebook profile "Friends" tab. It was interfering with page layout. So I started investigation. At first ...
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1answer
27 views

Caching all processes for specific windows user

I am currently sharing a laptop with another person, and I'd like to cache all of their processes while I'm logged in to my account. I would also like to have separate cache for both me and the other ...
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0answers
24 views

Firefox having trouble loading websites at start up

When i start up Firefox, I try to get into amazon.com or ebay.com and the loading is just unbearable, it takes half a minute to load both of them (basically it is the same on any big site with a lot ...
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4answers
56 views

Accidentally deleted a .css file - Which recovery methods shall I try?

This is a bit of a disaster, as it's a 1000+ line CSS file I wrote over a few days for a client. Deadline is tomorrow. I deleted it from a network path that doesn't go into recycle bins. The ...
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0answers
6 views

If two videos with the same source stream at the same time will they have separate cache files?

I was resolving an issue on StackOverflow (see my answer too), where I might stream the same video on the same webpage in two separate video elements. I don't really understand web file caching very ...
4
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2answers
184 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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0answers
48 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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1answer
26 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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0answers
65 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 ...
1
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0answers
36 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
771 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?
2
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5answers
61 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
59 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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0answers
31 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% ...
2
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0answers
489 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
141 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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0answers
15 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 ...
2
votes
1answer
50 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 ...
0
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0answers
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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0answers
19 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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0answers
25 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
72 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
24 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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0answers
39 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
78 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 ...
1
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1answer
712 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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0answers
48 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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0answers
75 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 ...
0
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1answer
54 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
37 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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0answers
62 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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0answers
34 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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0answers
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 ...
1
vote
1answer
65 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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0answers
43 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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0answers
265 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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0answers
268 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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0answers
44 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 ...
2
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1answer
36 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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0answers
26 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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0answers
80 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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0answers
140 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. ...
2
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0answers
188 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. ...
0
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1answer
110 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
159 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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0answers
98 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 ...
1
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1answer
88 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.