how to list and delete shared memory in linux?
how to list and delete shared memory in linux?
List all shared memories in your Linux Systems
> $ ipcs -m
Delete specific one
> $ ipcrm -M 0x0001869c
how to list and delete shared memory in linux?
List all shared memories in your Linux Systems
> $ ipcs -m
Delete specific one
> $ ipcrm -M 0x0001869c
How to enable SSH service on Fedora Linux? By default, it seems ssh is not enabled. Fedora may not have sshd service installed/enabled by default. You will need to install and configure it by yourself. The following instructions is for Fedora 22 as an example. First, install the sshd server by # dnf install openssh-server…
How to read email in Maildir on Linux? You can use mutt by: mutt -f /path/to/mail/dir/ Read more: How to convert A4 paper format to read on Kindle 5 What’s wrong with the messages like “UnrecovData 10B8B BadCRC” and “failed command: READ FPDMA QUEUED” on Linux? How to convert the dmesg timestamps to easier to…
On Linux, how to download a webpage as a mobile browser? You can change the agent of curl to be a mobile browser’s and the remote webserver may be consider the request from a mobile browser: curl -A “Mozilla/5.0 (iPhone; CPU iPhone OS 6_1_3 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) CriOS/28.0.1500.12 Mobile/10B329 Safari/8536.25″…
How to transfer text messages from android phone to computer? One solution is to use the SMS Backup & Restore app. The app will backup your messages to a microSD card and then you can copy it out to a PC by connecting your Android phone to your PC with the USB cable. Read more:…
Our servers run inside our own cluster and no firewall is needed. How to totally disable firewall or iptables on Fedora 20? Fedora 20 uses FirewallD as the firewall service. To totally disable firewalld: # systemctl disable firewalld # systemctl stop firewalld Read more: How to Flush iptables on Fedora Linux How to enable iptables…
I have a Fedora Linux server with Gnome 3. I want to lock / unlock the remote Gnome desktop remotely. How to activate or deactivate it remotely through SSH? Use gnome-screensaver-command. It is not specific to Gnome 3. Turn the screensaver on (blank the screen): $ gnome-screensaver-command -a If the screensaver is active then deactivate…