beta tso tawm ntawm Ubuntu 20.04 "Focal Fossa" kev faib tawm, uas cim qhov ua tiav khov ntawm pob ntaub ntawv thiab tau tsiv mus rau qhov kawg kev sim thiab kho kab laum. Qhov kev tso tawm, uas yog cais raws li kev txhawb nqa mus sij hawm ntev (LTS) tso tawm, rau qhov kev hloov kho tshiab tau tsim nyob rau lub sijhawm 5 xyoos, tau teem sijhawm rau lub Plaub Hlis 23. Npaj-ua cov duab xeem yog tsim rau , , , , Ubuntu
Budgie, , thiab UbuntuKylin (Tuam Tshoj tsab).
ntsiab :
- Desktop hloov tshiab ua ntej tso tawm . Lub ntsiab lus Yaru lub neej ntawd tau raug kho dua tshiab, nyob rau hauv tas li ntawd mus rau yav dhau los muaj tsaus nti (dub headers, tsaus tom qab thiab maub controls) thiab lub teeb (dub headers, lub teeb tom qab thiab lub teeb tswj) hom, ib tug thib peb tag nrho cov kev xaiv yuav tshwm sim. Kev tsim qauv tshiab rau cov ntawv qhia zaub mov thiab daim ntawv thov zaub mov tau raug npaj. Ntxiv cov cim npe tshiab uas tau kho kom zoo rau kev tso saib ntawm lub teeb thiab tsaus ntuj.
Ib qho tshiab interface tau siv los hloov cov ntsiab lus xaiv.
- Kev ua tau zoo ntawm GNOME Plhaub thiab tus thawj tswj qhov rais tau ua kom zoo. Txo CPU thauj khoom thiab txo qis qeeb thaum lub sijhawm ua yeeb yaj kiab ua haujlwm thaum tswj qhov rais, txav tus nas, thiab qhib hom kev saib xyuas.
- Ntxiv kev txhawb nqa rau 10-ntsis xim qhov tob.
- Rau X11, kev txhawb nqa rau qhov kev ntsuas feem ntau tau ua tiav, uas yav dhau los tsuas yog muaj thaum siv Wayland. Cov yam ntxwv no tso cai rau koj xaiv qhov zoo tshaj plaws ntawm cov ntsiab lus ntawm cov ntxaij vab tshaus nrog siab pixel ceev (HiDPI), piv txwv li, koj tuaj yeem nce cov ntsiab lus nthuav tawm tsis yog los ntawm 2 zaug, tab sis los ntawm 1.5.
- Ntxiv ib tug tshiab splash screen uas tshwm nyob rau hauv khau raj.
- Linux kernel hloov kho kom tso tawm . Raws li nyob rau hauv lub caij nplooj zeeg tso tawm, LZ4 algorithm yog siv los compress lub ntsiav thiab thawj khau raj duab initramf, uas txo lub sij hawm khau raj vim ceev cov ntaub ntawv decompression.
- Hloov kho cov txheej txheem thiab cov cuab yeej tsim kho: Glibc 2.31, BlueZ 5.53, OpenJDK 11, rustc 1.41, GCC 9.3, Python 3.8.2, ruby ββ2.7.0, Ruby on Rails 5.2.3, php 7.4, perl. 5.30, perl.
- Hloov kho cov neeg siv thiab graphical daim ntawv thov:
Mesa 20.0, PulseAudio 14.0-pre, Firefox 74.0, Thunderbird 68.6.0, LibreOffice 6.4 - Hloov kho cov ntawv thov rau servers thiab virtualization:
QEMU 4.2, libvirt 6.0, Bind 9.16, HAProxy 2.0, OpenSSH 8.2 (nrog kev txhawb nqa rau FIDO/U2F ob-factor authentication tokens). Apache httpd muaj kev txhawb nqa TLSv1.3. Ntxiv kev txhawb nqa rau VPN WireGuard. - Lub sijhawm chrony synchronization daemon tau hloov kho rau version 3.5 thiab tseem raug cais tawm ntawm lub kaw lus los ntawm kev sib txuas lub kaw lus hu rau lim.
- Txoj kev loj hlob ntawm kev sim muaj peev xwm rau nruab rau hauv paus muab faib nrog ZFS tau txuas ntxiv mus. ZFsonLinux kev siv kho tshiab tso tawm nrog kev txhawb nqa rau encryption, kub tshem tawm cov khoom siv, "zpool trim" hais kom ua, acceleration ntawm "scrub" thiab "resilver" commands. Txhawm rau tswj hwm ZFS, zsys daemon tab tom tsim, uas tso cai rau koj khiav ntau lub tshuab sib txuas nrog ZFS ntawm ib lub khoos phis tawj, automates kev tsim cov snapshots thiab tswj kev faib cov ntaub ntawv thiab cov ntaub ntawv hloov pauv thaum lub sijhawm tus neeg siv sib tham. Cov duab sib txawv tuaj yeem muaj cov kab ke sib txawv thiab hloov ntawm lawv. Piv txwv li, yog tias muaj teeb meem tom qab kev txhim kho qhov hloov tshiab, koj tuaj yeem rov qab mus rau lub xeev ruaj khov qub los ntawm kev xaiv cov duab snapshot yav dhau los. Snapshots kuj tuaj yeem siv los ua pob tshab thiab tuaj yeem rov qab cov ntaub ntawv tus neeg siv.
- Piv nrog rau yav dhau los LTS tso tawm, Snap Store tau hloov Ubuntu-software ua lub cuab yeej ua ntej nrhiav thiab txhim kho cov pob khoom tsis tu ncua thiab snap.
- Kev muab tso ua ke ntawm pob khoom rau i386 architecture tau raug tso tseg. Txhawm rau txuas ntxiv kev ua haujlwm ntawm cov kev pabcuam qub txeeg qub teg uas tseem nyob hauv 32-ntsis daim ntawv lossis xav tau 32-ntsis cov tsev qiv ntawv, kev sib dhos thiab xa khoom yog muab 32-ntsis lub tsev qiv ntawv pob.
- Π KDE Plasma 5.18 desktop, KDE Applications 19.12.3 suite ntawm cov ntawv thov thiab Qt 5.12.5 lub moj khaum muaj. Lub suab paj nruag lub neej ntawd yog Elisa 19.12.3, uas hloov Cantata. Hloov kho latte-dock 0.9.10, KDEConnect 1.4.0, Krita 4.2.9, Kdevelop 5.5.0. Kev them nyiaj yug rau KDE4 thiab Qt4 daim ntawv thov raug txiav lawm.
Ib qho kev sim ua raws li Wayland tau thov (tom qab txhim kho lub plasma-workspace-wayland pob, ib qho kev xaiv "Plasma (Wayland)" cov khoom tshwm nyob rau ntawm lub vijtsam nkag).
- : MATE desktop hloov tshiab rau version . Ntxiv firmware hloov tshiab interface siv fwupd. Compiz thiab Compton tau raug tshem tawm ntawm kev faib tawm. Muab tso rau ntawm qhov rais thumbnails nyob rau hauv lub vaj huam sib luag, ua hauj lwm switching interface (Alt-Tab) thiab desktop switcher. Ib lub applet tshiab rau kev qhia cov ntawv ceeb toom tau raug npaj. Evolution yog siv los ua tus neeg siv email tsis yog Thunderbird. Thaum txhim kho tus tswv NVIDIA cov tsav tsheb, uas tuaj yeem xaiv tau hauv lub installer, ib qho applet muaj rau kev hloov ntawm GPUs sib txawv hauv cov tshuab nrog hybrid graphics (NVIDIA Optimus).
- : Los ntawm lub neej ntawd, lub applet nrog cov ntawv thov zaub mov tau qhib thiab nws tus kheej applet rau tswj kev teeb tsa network.
Ntxiv interface rau kev hloov pauv cov duab duab nrawm (Budgie, Classic Ubuntu Budgie, Ubuntu Budgie, Cupertino, Ib qho
thiab Redmond).
Cov pob tseem ceeb suav nrog GNOME Firmware thiab GNOME Drawing daim ntawv thov.
Txhim kho kev koom ua ke nrog GNOME 3.36. Budgie desktop tau hloov kho rau version 10.5.1. Ntxiv chaw rau antialiasing thiab font hinting. Los ntawm lub neej ntawd, lub system tais applet yog neeg xiam (vim muaj teeb meem ua haujlwm). Applets tau yoog rau HiDPI cov ntxaij vab tshaus. - : Ubuntu Studio Controls cais cov chaw rau Jack Master, cov khoom siv ntxiv thiab txheej txheej rau PulseAudio. Hloov kho RaySession 0.8.3, Audacity 2.3.3, Hydrogen 1.0.0-beta2, Carla 2.1-RC2,
Blender 2.82, KDEnlive 19.12.3, Krita 4.2.9, GIMP 2.10.18,
Ardor 5.12.0, Scribus 1.5.5, Darktable 2.6.3, Pitivi 0.999, Inkscape 0.92.4, OBS Studio 25.0.3, MyPaint 2.0.0, Rawtherapee 5.8. - Π Cov tsos ntawm lub ntsiab tsaus nti tau sau tseg. IN Tsuas yog me ntsis kev hloov pauv thiab hloov tshiab yog pom tau.
Tau qhov twg los: opennet.ru