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Questions tagged [linux]

A family of Unix-like operating systems using the Linux kernel. If your question is about a certain distribution only, use a more specific tag.

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Keep local shell for remote ssh sessions

I've recently started customising my shell on my mac (mojave). I now run a fairly customised zsh shell with oh-my-zsh and a number of other plugins/themes/customisations. Enter remote servers (rhel). ...
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Analysis or streaming Real time text data collected by sensors, guide best tools and technology for streaming

we are getting new text file about 30kb in every 5sec. in every txt file there sould be 390 lines of txt. we have more than 300gb of data collected by various sensors. all data are stored in our ...
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How can I make PyCharm more responsive

In my system PyCharm is too slow. I think this is because it does too much checking, with each keystroke that I type. I would like to control how often checking is done. Is this possible?
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What is wrong with my Qt environment? It reports “could not find or load the Qt platform plugin ”xcb“ in ”“.”

Five months ago I upgraded from Ubuntu 16.04 to Ubuntu 18.04. Following this upgrade several Qt applications no longer worked for me. Instead of starting up I would see errors such as: $ git cola &...
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Run a Script Each Time Terminal Window Opened

So I have written a simple bash script to run a program called "cmatrix" everytime a new terminal window is opened. I have changed the permissions on the file so it is r-x for everyone, and verified ...
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How to Read Aureport Command Output?

-2 I'm trying to interpret the summary report of aureport command, some are self-explanatory but confuses me such as "Number of terminals" meaning. Is it the total number of terminals executed today ...
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minimize boot time for linux

I am working on an embedded system. The OS is yocto project(Ubuntu). My target hardware has to start the animation application after powered on. I am starting my animation application as a systemd ...
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How to remove everything between two characters with SED?

How do you remove all the text BETWEEN two Characters using sed... Eg: 00arbez+15611@hotmail.com 00aryapan+kee45j@rediffmail.com asghrsha+hfcdedd@yahoo.com I want to remove the text + to @ in the ...
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How to Delete lines that contain more than three dots in a email before @ character using SED?

sed '/\(.*\..*\)\{4,\}/d' The above command mentioned recognizes every DOT in the line... It is recognizing DOTS after @ sign too. For example, even this is shown in the result: ryisan@Sariyer.Cc....
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Random uninterruptible sleep processes / IO spikes

Starting last week, I've been having a problem where various processes will go into the uninterruptible sleep state for about 5-10 minutes at a time and then unblock themselves like nothing ever ...
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Using Plink.exe to remotely logon to remote RedHat Linux server to run local Perl script

Long time member, first time poster. I have researched this issue thoroughly but I have not found a solution to this particular issue. I work in a NOC and I am responsible for monitoring servers. ...
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How to recover back linux OS after running HALT command

I ran halt command on my Linux Terminal . Could you please let me know how to access Linux terminal again in CENTOS Virtual Machine ?
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What is the easiest way to send a file or a text message from a server to a client if SSH is not an option?

What is the easiest way to send a file or a text message securely from a server to a client if SSH is not an option? Hello, I am working on a cloud server and I want to send a small file or text ...
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MySQL Log Files in CentOS

I am having a heck of a time getting this web server to log MySQL errors for me. I just started having issues with MySQL crashing every night and having to restart the service. I am running MySQL on ...
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Shutdown Debian after closing other process

I am making a very simple environment in Debian 9: Debian launches Automatic login takes places Nano launches immediately User saves the file and closes nano When nano is closed, automatic shutdown ...

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