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2
votes
1answer
24 views

performance comparison of multiple commands excutions

I've got three different programs written in three different languages, and I'm trying to compare their performance in terms of runtime, and memory consumption. What I'm looking for is some command ...
0
votes
1answer
78 views

I want to measure the time between two jobs in a logfile

I have a logfile which name/directory is: /srv/uni/kani/LogDay.09-03-2016 The name of the logfile changes date every day. So tomorrow will be: `LogDay.10-03-2016' and so on... I would like help to ...
1
vote
1answer
20 views

How can I make fullscreen cross hairs appear centered on the pointer?

How can I make fullscreen crosshairs, centered on the mouse, appear on my screen? I read a lot of science papers with graphs that I want to quickly be able to see what feature is horizontal/vertical ...
0
votes
2answers
97 views

Resource usage (% CPU) for given command on OS X

The time -v command outputs % CPU utilization for a given command on Linux. How do I do this on OS X? The Linux/OS X difference is illustrated here. I would like to measure multi-core utilization ...
2
votes
0answers
57 views

Is “top” accounting for Kernel Interrupts?

I have a simple interrupt that is triggered by a GPIO-input. The IRQ only increments a variable and returns. When I turn the frequency of the interrupts up to somewhere around 10-20 kHz, the system ...
2
votes
1answer
256 views

How do I measure the RAM usage of desktop environments?

I would like to measure the RAM usage of several desktop environments (including Cinnamon, GNOME, KDE, LXDE, LXQt, MATE and Xfce) running on my Sabayon machine. I would prefer a command-line way of ...
1
vote
1answer
70 views

Measure the network traffic on a long-term basis

I'd like to find out how much network traffic my computer uses, i.e. whether a limit of 30GB of transfer wouldn't be too little. What's the best tool to measure it? Using Linux Mint 17
0
votes
0answers
109 views

How do I measure the amount of network traffic that passed my debian installation?

So my raspberry pi is acting as a Router and Web/Mail/FTP/SQL/Media/Clash of Clans/Home server right now and I'm looking for a way to monitor the consumed bandwidth, much like NetWorx for windows. I ...
1
vote
1answer
128 views

Random lag on connection

when i try to connect to my friend's server, the connection seems randomly laggy, sometimes it's 50ms, 40ms, 60ms, but sometimes it tooks 1, 3 or 7 seconds time curl -vv 'http://ipaddress/foo.json' * ...
15
votes
2answers
2k views

How to detect if a disk is seeking?

I can use a variety of tools to measure the volume of disk I/O currently flowing through the system (such as iotop and iostat) but I'm curious if it's possible to easily detect if a disk is seeking a ...
3
votes
1answer
3k views

How to measure an operation's duration in terminal, not in code

For example, I need to do "make " for some software. I want to measurement how long this is going take. Is there easy and accurate way to do so?
38
votes
5answers
16k views

Measuring RAM usage of a program

time is a brilliant command if you want to figure out how much CPU time a given command takes. I am looking for something similar that can measure the max RAM usage of the program and any children. ...
10
votes
1answer
2k views

Measuring disk I/O usage of a program

time is a brilliant command if you want to figure out how much CPU time a given command takes. I am looking for something similar that can measure the disk I/O of the program and any children. ...
8
votes
2answers
2k views

How to time grep commands accurately?

I want to compare the speed of these two commands: grep pattern1 files* grep pattern2 files* Unfortunately, the first grep reads much of files* into memory buffers, so the second grep runs ...
8
votes
2answers
1k views

Measuring internet connection quality

I'm having WLAN trouble on my dualbooting win/linux laptop - the connection on linux side has occasional trouble, and seems somewhat slow and chunky. I would try to fix this issue by fiddling with all ...