Windows 10 built-in backup, File History, only backs up files for the user that sets up the backup – it does not snapshot or back up files for other user profiles on the system. OneDrive is Microsofts’ recommended backup solution for multiple user profiles (because Microsoft wants to track your account and sell you more … Continue reading Windows 10 Backup Notes
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Making Weston a Usable Wayland Desktop
Weston is the reference compositor for Wayland, the replacement to X11 desktop. In default layout Weston is not a user friendly desktop for those used to a traditional PC desktop. Follow the steps below to make it feel more familiar: apt install weston apt install xwayland apt install wlogout ~/.config/weston.ini: [core] xwayland=true [shell] background-image=/home/user/Pictures/Wallpapers/Wallpaper.jpg background-color=0xff002244 … Continue reading Making Weston a Usable Wayland Desktop
CloudReady (Chrome OS) VM using Qemu
Neverware offers a product called CloudReady, which is a version of Chrome OS designed for installation on existing hardware, i.e. turn generic PC into a Chromebook. CloudReady is free for Home use, designed to be installed and run from a USB stick. It provides a way to look at a Chromebook interface and perform some … Continue reading CloudReady (Chrome OS) VM using Qemu
Remapping file names with TFTP-HPA for buggy PXE clients
Some PXE clients send extraneous garbage characters in TFTP requests for files, e.g. “RRQ from … filename pxelinux.biny#012;o#036”instead of just “pxelinux.bin”. This is logged in the syslog. To work around this we can use a feature of tftp-hpa to remap file names, based on a rewrite regex: /etc/default/tftp-hpa: TFTP_OPTIONS=”–secure –verbose -v -m /etc/tftpd.map” /etc/tftpd.map: r … Continue reading Remapping file names with TFTP-HPA for buggy PXE clients
Exim HELO hostname on Debian
By default Exim4 presents the system hostname as the HELO greeting during an SMTP session. If you are using the Debian Exim with the “single file config” and want to define a specific hostname to use, create the following file containing the line below: /etc/exim4/exim4.conf.localmacros primary_hostname = my.server.fqdn.net Restart Exim for the change to take … Continue reading Exim HELO hostname on Debian
Qemu 5 on Windows Host With WHPX
Running Linux guests using Qemu 5.0+ on a Windows host, using the WHPX accelerator, may fail to start and freezes on this line: [ … ] Freeing unused kernel image memory: … These guests work fine using Qemu 4 on the same Windows host, configured to use a SkyLake CPU type. The issue can be … Continue reading Qemu 5 on Windows Host With WHPX
config for PXE Booting using isc-dhcp-server
Here is a section of the config file for isc-dhcp-server, showing the syntax to cater for a variety of PXE client types
Invalid Signature with GRUB
A MacBook Pro 7.1 configured for triple booting between MacOS, Linux & Windows failed to load Windows from Grub bootloader, reporting “invalid signature”. Configured with Refind boot manager and a Hybrid MBR, which initially had the Ext4 Linux partition in the MBR but not the NTFS Windows partition, we attempted to chainloader the Windows boot … Continue reading Invalid Signature with GRUB
Radicale IMAP Auth on Debian 9 (Stretch)
Radicale 2.1 CalDAV may fail with the following error messages logged: radicale.log: [SSL: SSLV3_ALERT_HANDSHAKE_FAILURE] sslv3 alert handshake failure (_ssl.c:720) syslog: … rip=127.0.0.1, lip=127.0.0.1, TLS handshaking: SSL_accept() failed …… imap-login: Disconnected: Inactivity (no auth attempts in 180 secs): user=<>, rip=127.0.0.1, lip=127.0.0.1, TLS handshaking This looks like an incompatibility between OpenSSL and Python urllib regarding SSL connections. … Continue reading Radicale IMAP Auth on Debian 9 (Stretch)
Windows 10 Photos Imports Duplicates
If you use the Windows 10 Photos application to import photos from an SD card or camera, note the following to avoid creating duplicate files: Selecting a folder that was imported previously will cause duplicates of photos. The duplicates will be placed in the same folder but renamed with a number at the end, e.g. … Continue reading Windows 10 Photos Imports Duplicates