The systemd 247 system manager took over four months to develop, but it was worth it . The new release introduces an experimental low memory handler, adds a mechanism for securely transferring sensitive data to services, and stabilizes the system-dissect utility.
In fact, there is much more new, the details are under the cut.
- — udev . udev uevent- «bind» «unbind», Linux 4.14. USB- , . systemd-udevd, udev, 'ACTION!=«add|change»,GOTO=«xyz_end»' 'ACTION==«remove»,GOTO=«xyz_end»'.
, - Linux. «bind» «unbind», . , , . udev , . , , , . - journalctl "--image" . "--output=cat".
- , (systemd-oomd), oomd, Facebook. Oomd PSI, .
- , , , , .. , SetCredential LoadCredential. , $CREDENTIALS_DIRECTORY.
- JSON- systemd-homed , . , FIDO2 PKCS#11
- /usr/bin systemd-dissect. Bootable Partition Specification. .
- — libqrencode, libpcre2, libidn/libidn2, libpwquality libcryptsetup dlopen(), ELF.
- , RootImage RootDirectory, MountAPIVFS, - /proc/, /sys/ /dev/.
- — "@known", , systemd.
