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When to use tty0 or TTYS1 in Linux?
When multiple console= options are listed, the Linux kernel will output (tty0, ttyS1) to both when possible. Now the kernel errors get logged with on both the normal VGA console and on the serial console. Save and close the file.
How to use serial console in Grub boot?
In order to use serial console you need to configure GRUB boot loader and make changes to /etc/inittab file. Following instructions are tested on : The first line tells GRUB to use the first serial port at a baud rate of 19200
How to redirect output of systemd service to a file?
StandardOutput= Controls where file descriptor 1 (STDOUT) of the executed processes is connected to. Takes one of inherit, null, tty, journal, syslog, kmsg, journal+console, syslog+console, kmsg+console or socket. The systemd.exec (5) man page explains other options related to logging.
How to configure serialconsolehowto on Ubuntu?
You need to configure either an Upstart system or the older inittab, depending on Ubuntu version you are using. 1) Create a file called /etc/init/ttyS0.conf containing the following: Create a file called /etc/event.d/ttyS0 containing the following: Configuring inittab (only Dapper and older !) 2) Change the following line:
Is the serial console compatible with managed boot diagnostics?
Serial Console is currently incompatible with a managed boot diagnostics storage account. To use Serial Console, ensure that you are using a custom storage account. Your VM or virtual machine scale set instance must use the resource management deployment model.
How to install Ubuntu using a serial console?
How to install Ubuntu using serial console 1 USB boot-disk setup. Modify the following files. 2 Hardware configuration. Setup serial port setting to allow console redirection. 3 Client setup 4 Ubuntu Installation. Proceed normal Ubuntu installation. 5 First boot after the installation. 6 Post setup 7 Tested Ubuntu and Hardware.