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Questions tagged [statistics]

102 questions
65
votes
5 answers

**How** harmful is a hard disk spin cycle?

It is conventional wisdom¹ that each time you spin a hard disk down and back up, you shave some time off its life expectancy. The topic has been discussed before: Is turning off hard disks harmful? What's the effect of standby (spindown) mode on…
Gilles 'SO- stop being evil'
  • 72,151
25
votes
6 answers

Why do different manufacturers have different S.M.A.R.T value?

First of all, I think everyone knows that hard drives fail a lot more than the manufacturers would like to admit. Google did a study that indicates that certain raw data attributes that the S.M.A.R.T status of hard drives reports can have a strong…
James T
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12
votes
5 answers

Is it possible to analyze the size of a SubVersion repository?

Is it possible to know how much disk space each project in a SubVersion repository is using? I can check out a working copy of each project and look at the size each project takes up, but I don't think that encompasses the total size of the project…
BrianH
  • 783
11
votes
4 answers

Mean Time to Failure (MTTF): When disk manufacturers post this, how should you interpret their numbers?

Mean Time to Failure (MTTF) is usually given in terms of hours, and by doing some calculations, it seems that a disk should fail only after a good number of years have gone by. It seems that disks need repair more often than that. Does anyone know…
Kaitlyn Mcmordie
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11
votes
3 answers

Application to gather mouse usage statistics

Any application available to gather and analyze stats about mouse usage. For e.g.: Mouse movement speed, number of productive and unproductive clicks, etc. The more the analysis available the better. I have look at anti-mousing its the closest that…
rzlines
  • 7,678
10
votes
5 answers

How do I see the network adapter statistics in Windows 7?

I remember there was bytes/packets sent/received since connection established in the past but I cannot find it in the adapter properties now. BTW, when I hover over the network connection icon in the tray, it displays Network: Internet access,…
Val
  • 6,535
10
votes
2 answers

Long-term storage reliability of various media

I’m looking for a reference of statistics on long-term storage/archive reliability for various types of media. That is, I’m looking for information, comparisons, charts, graphs, test results, etc. on how long data can reliably be stored on as many…
Synetech
  • 69,547
8
votes
6 answers

Is there a software that performs a textual analysis on blogs?

My company is looking to create a PivotViewer visualization of a client's Wordpress 2 blog posts for the last 11 years. To do so, however, we need to edit the somewhat haphazard, incomplete, and generally poor tags for use as sortable categories. …
Brian Bauman
  • 99
5
votes
1 answer

In linux, how can you tell which processes use the most network bandwidth?

In linux, how can you tell which processes use the most network bandwidth? Is there something like "top" for the network? I know about bwm-ng, but it only shows global statistics, not per-process usage.
Peltier
  • 6,504
5
votes
1 answer

Line chart in LibreOffice - data in rows (type, x, y) rather than in a 2-input table

How do I create a line chart in LibreOffice Calc if the data is organised in 3-tuples rather than in a two-input table? Example: Banana Jan 10 Banana Feb 20 Banana Mar 30 Banana Apr 40 Orange Jan 13 Orange Feb…
meh
  • 51
4
votes
2 answers

Monitoring application usage on OS X

Is there an application that can track what the active application is, log the information and display the data? I'm trying to be more productive, so I've been looking at what applications are taking up my time. Bonus points for being able…
gak
  • 9,047
4
votes
3 answers

Creating map of countries colored using country statistics

I want to create a PNG (or GIF) image, with geopolitical map of countries, where each country has color set according to some country statistics (e.g. 'USA' has n, 'Canada' has m, etc.). Something similar to LogToMap, but there is no need to…
Jakub Narębski
  • 613
4
votes
3 answers

Graphing mean and standard deviation

I have measurements for multiple devices, and have their mean and sd values. I would like to produce a chart that would show these values, and I think the best would be if I could have something that looks like a bar chart(-ish) - the device names…
user34502
3
votes
0 answers

Getting i/o statistics of a process per file

I have a process of I would like to monitor the i/o with some precision. I know the PID, but I can't really control the way it is started (so I can't really put a pv-like command in between). What I would like to get is this list (or something that…
H van Buuren
  • 31
3
votes
4 answers

IE Browser Market Share: What Are the Real Statistics?

I was just looking at W3Schools and Wikipedia for browser share statistics, and they report drastically different numbers for IE, especially. I understand that for all surveys, there will be some discrepancy, but the IE numbers are very different…
Maxim Zaslavsky
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