Questions tagged [statistics]

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How to Mirror (Sync) Specific Log Entries to a data file?

Running CentOS 7.7 in VPS Question: Is there native functionality to copy|duplicate|sync lines from a specific log file matching specific search criterion to a separate data file for archival ...
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Read per thread network statistics from C/C++

I have a Linux process with let's say 10 threads. Some of them make network traffic. From another thread or it can be even within another process I need to find out which threads have network activity....
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How to gather stats of accessed file, true http

I have a simple file/web server. On that server I have files which are accessed by myself and others, using a URL. It is on Ubuntu 14.4 server with nginx. I want to know how many times a file was ...
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92 views

Network I/O and Disk I/O without installing anything or using third parties libraries

I can't find anything on how can I get the network I/O and disk I/O without installing any libraries on my server. I tried with this for the disk I/O: cut -d" " -f 1,2,42 /proc/*/stat | sort -n -k +...
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644 views

Network statistics: reading ifconfig rx drop count

Need to get the RX drop counter incremented in Linux ethernet interface (ifconfig RX dropped: should increment), for some statistics testing. I am using 2 virtual PCs, with Ubuntu. I tried the ...
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ImageMagick + ruTorrent-stats (Github repo)

I am trying to combine information I found here on the Unix & Linux Stack with I Wim Leers' rutorrent-stats I have some experience with coding simple websites and while I am by no means a ...
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46 views

Is there a tool for generating historical process oriented resource usage statistics like top output?

I've seen many tools like collectd, systats etc for recording general usage statistics, but I would like to find a tool for generating a historical graph of system resource consumption of the top 10 ...
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811 views

How can I get read/write instant speed of a Hard Drive using /proc/diskstats data?

I know that the proc/diskstats file presents these data columns: 1 - major number 2 - minor mumber 3 - device name 4 - reads completed successfully 5 - reads merged 6 - sectors read 7 - time spent ...
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Should rpc.statd write anything into wtmp?

On several linux machines (some old custom variant of gentoo) I have huge wtmp files, up to gigabyte in size. After some experiments I know that there is rpc.statd daemon running on all servers and ...
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measuring ppp traffic with ifstat

I've established a ppp link with 2 Linux machines. The speed is set to 9600. Traffic is going one way, i.e. from Machine 1 to Machine 2. However when I run ifstat -btwTWS -i ppp0 on Machine 2, I'm ...
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164 views

How to see the current routed connections?

I'm running a router that is using linux; I want to see connection statistics from internal network to external network(s) (NAT router); how do I do this? I've tried using netstat but of course its ...
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982 views

Compute percentile and max value per variable

Bash Gurus, I need to compute the max and percentile numbers for each item in the list, using awk aa 1 ab 3 aa 4 ac 5 aa 3 ad 2 ab 4 ac 2 ae 2 ac 5 Expected output Item 90th percentile ...
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53 views

Statistics of System usage time (time of day, day of week)

I once found a tool that printed a huge amount of statistics about the time of day and day of week of computer usage when invoked. Unfortunately I don't remember the name neither did Google reveal it ...