Ubuntu 21.04 faib tawm

Ib qho kev tso tawm ntawm Ubuntu 21.04 "Hirsute Hippo" kev faib tawm yog muaj, uas tau muab cais ua qhov kev tso tawm nruab nrab, hloov tshiab uas tau tsim nyob rau hauv 9 lub hlis (kev txhawb nqa yuav muab kom txog thaum Lub Ib Hlis 2022). Kev teeb tsa cov duab yog tsim rau Ubuntu, Ubuntu Server, Lubuntu, Kubuntu, Ubuntu Mate, Ubuntu Budgie, Ubuntu Studio, Xubuntu thiab UbuntuKylin (Suav tsab).

Cov kev hloov loj:

• Lub desktop txuas ntxiv xa GNOME Plhaub 3.38, tsim siv GTK3, tab sis GNOME cov ntawv thov feem ntau yog synchronized nrog GNOME 40 (kev hloov ntawm lub desktop mus rau GTK 4 thiab GNOME 40 yog suav tias yog ntxov ntxov).
• Los ntawm lub neej ntawd, kev sib kho raws li Wayland raws tu qauv tau qhib. Thaum siv tus tswv NVIDIA cov tsav tsheb, X server-raws li kev sib tham tseem muaj los ntawm lub neej ntawd, tab sis rau lwm qhov kev teeb tsa no tau muab tso rau hauv qeb ntawm kev xaiv. Nws tau raug sau tseg tias ntau qhov kev txwv ntawm Wayland-based GNOME kev sib ntsib uas tau txheeb pom tias yog teeb meem thaiv kev hloov mus rau Wayland tsis ntev los no tau raug daws. Piv txwv li, tam sim no muaj peev xwm qhia koj lub desktop siv Pipewire media server. Thawj qhov kev sim txav Ubuntu mus rau Wayland los ntawm lub neej ntawd tau ua nyob rau xyoo 2017 nrog Ubuntu 17.10, tab sis hauv Ubuntu 18.04, vim tsis muaj teeb meem daws teeb meem, cov kab ke ib txwm ua raws li X.Org Server tau rov qab los.
• Lub ntsiab lus tsaus Yaru tshiab tau raug thov thiab cov cim tau hloov kho los txheeb xyuas hom ntaub ntawv.
• Ntxiv kev txhawb nqa rau Pipewire media server, uas tso cai rau koj los teeb tsa lub vijtsam kaw, txhim kho kev txhawb nqa suab hauv cov ntawv thov sib cais, muab cov peev txheej ua haujlwm tshaj lij, tshem tawm kev tawg thiab sib koom ua ke cov suab hauv kev siv sib txawv.
• Ntxiv kev txhawb nqa rau kev lees paub siv cov npav ntse (siv pam_sss 7).
• Ntawm lub desktop, muaj peev xwm txav tau cov peev txheej los ntawm cov ntawv thov siv txoj kev rub & tso tau ntxiv.
• Nyob rau hauv cov chaw, tam sim no muaj peev xwm hloov lub zog noj profile.
• Lub installer tau ntxiv kev txhawb nqa rau kev tsim cov yuam sij seem kom rov qab nkag mus rau cov kev sib faib encrypted, uas tuaj yeem siv rau decryption yog tias tus password ploj.
• Txhim kho kev koom ua ke nrog Active Directory thiab muaj peev xwm los txheeb xyuas cov neeg siv hauv Active Directory nrog GPO (Group Policy Objects) txhawb nqa tam sim tom qab txhim kho Ubuntu. Cov thawj coj tuaj yeem tswj hwm Ubuntu chaw ua haujlwm los ntawm kev tso chaw hauv Active Directory domain controller, suav nrog cov chaw teeb tsa desktop thiab cov txheej txheem ntawm cov ntawv thov. GPO tuaj yeem siv los txheeb xyuas cov cai tswj hwm kev nyab xeeb rau txhua tus neeg siv khoom sib txuas, suav nrog kev teeb tsa cov neeg siv nkag tsis tau thiab cov cai tswj hwm tus password.
• Tus qauv rau kev nkag mus rau cov neeg siv cov npe hauv tsev hauv qhov system tau hloov pauv - cov npe hauv tsev tam sim no tau tsim nrog txoj cai 750 (drwxr-x-), muab kev nkag mus rau cov ntaub ntawv tsuas yog rau tus tswv thiab pab pawg. Rau cov laj thawj keeb kwm, yav dhau los cov neeg siv cov npe hauv tsev hauv Ubuntu tau tsim nrog kev tso cai 755 (drwxr-xr-x), tso cai rau ib tus neeg siv saib cov ntsiab lus ntawm lwm tus phau ntawv.
• Lub Linux ntsiav tau raug hloov kho rau version 5.11, uas suav nrog kev txhawb nqa rau Intel SGX enclaves, lub tshuab tshiab rau kev cuam tshuam kev hu xov tooj, lub tsheb npav virtual, txwv tsis pub lub tsev modules tsis muaj MODULE_LICENSE(), kev lim dej nrawm rau kev hu xov tooj hauv seccomp , txiav tawm ntawm kev txhawb nqa rau ia64 architecture, hloov WiMAX thev naus laus zis mus rau "staging" ceg, muaj peev xwm encapsulate SCTP hauv UDP.
• Los ntawm lub neej ntawd, nftables pob ntawv lim tau qhib. Txhawm rau kom muaj kev sib raug zoo rov qab, iptables-nft pob muaj, uas muab cov khoom siv nrog tib cov kab lus hais ua ke raws li iptables, tab sis txhais cov kev cai tshwm sim rau hauv nf_tables bytecode.
• Ntawm x86_64 (amd64) thiab AArch64 (arm64), kev txhawb nqa rau UEFI SecureBoot hom tau raug txhim kho. Cov txheej txheem rau kev txhim kho kev txheeb xyuas qhov tseeb tau hloov mus rau kev siv SBAT (UEFI Secure Boot Advanced Targeting), uas daws teeb meem nrog kev tshem tawm daim ntawv pov thawj. SBAT kev txhawb nqa tau ntxiv rau cov pob khoom grub2, shim thiab fwupd. SBAT koom nrog qhov sib ntxiv ntawm cov metadata tshiab, uas tau kos npe digitally thiab tuaj yeem suav nrog hauv cov npe tso cai lossis txwv tsis pub siv rau UEFI Secure Boot. Cov metadata tau teev tseg tso cai rau koj los tswj cov lej version ntawm cov khoom thaum lub sijhawm tshem tawm yam tsis tas yuav rov tsim cov yuam sij rau Secure Boot thiab tsis tsim cov npe tshiab rau cov ntsiav, shim, grub2 thiab fwupd.
• Cov txheej txheem thiab cov lus programming tau hloov kho, suav nrog GCC 10.3.0, binutils 2.36.1, glibc 2.33, Python 3.9.4, Perl 5.32.1. LLVM 12, Mus 1.16, Rust 1.50, OpenJDK 16, Ruby 2.7.2, Rails 6.
• Hloov kho cov ntawv thov thiab subsystems, suav nrog Mesa 21.0, PulseAudio 14, BlueZ 5.56, NetworkManager 1.30, Firefox 87, LibreOffice 7.1.2, Thunderbird 78.8.1, Darktable 3.4.1, Inkscape 1.0.2bus., Scri .1.5.6.1, KDEnlive 26.1.2, Blender 20.12.3, Krita 2.83.5, GIMP 4.4.3.
• Hloov kho cov khoom siv rau cov tshuab server, suav nrog PostgreSQL 13.2, Samba 4.13.3, QEMU 5.2, SSSD 2.40, Net-SNMP 5.9, DPDK 20.11.1, Strongswan 5.9.1, Qhib vSwitch 2.15, Chrony 4.0., OpenVP. tus thawj tswj 2.5.1, Libvirt 3.2.0, Rsyslog 7.0, Docker 8.2102.0, OpenStack Wallaby.
• Tsim rau Raspberry Pi suav nrog Wayland kev txhawb nqa. Ntxiv GPIO kev txhawb nqa (ntawm libgpiod thiab liblgpio). Compute Module 4 boards txhawb Wi-nkaus thiab Bluetooth.
• Ntxiv cov rooj sib txoos rau HiFive SiFive Unleashed thiab HiFive SiFive Unmatched boards raws li RISC-V architecture.
• Txhawm rau ua haujlwm nrog iSCSI, tsis yog tgt, cov khoom siv targetcli-fb yog siv, uas muaj kev ua tau zoo dua, ntxiv nta thiab kev txhawb nqa rau SCSI 3 pawg.
• Ubuntu Server suav nrog cov pob needrestart, uas khiav thaum kawg ntawm txhua qhov kev sib pauv APT, kuaj pom cov kev hloov pauv uas yuav tsum tau rov pib dua, thiab ceeb toom rau tus thawj coj txog nws.
• Kev them nyiaj yug rau lua module rau nginx, uas tsis sib xws nrog cov qauv tshiab ntawm nginx, tau raug txiav tawm (tsis yog ib qho kev cais, qhov project tam sim no tab tom tsim OpenResty, ib tsab tshwj xeeb ntawm Nginx nrog kev txhawb nqa rau LuaJIT).
• Kubuntu muab KDE Plasma 5.21 desktop thiab KDE Applications 20.12.3. Qt lub moj khaum tau hloov kho rau version 5.15.2. Lub neej ntawd suab paj nruag player yog Elisa 20.12.3. Hloov tshiab versions ntawm Krita 4.4.3 thiab Kdevelop 5.6.2. Kev sib tham Wayland muaj nyob, tab sis tsis tau qhib los ntawm lub neej ntawd (kom qhib, xaiv "Plasma (Wayland)" ntawm lub vijtsam nkag).
• Hauv Xubuntu, Xfce desktop tau hloov kho rau version 4.16. Lub hauv paus muaj xws li Hexchat thiab Synaptic daim ntawv thov. Ntawm lub desktop, los ntawm lub neej ntawd, daim ntawv thov zaub mov raug kaw los ntawm txoj cai-nias tus nas thiab shortcuts rau cov ntaub ntawv kaw lus thiab cov tsav sab nraud raug muab zais.
• Ubuntu MATE txuas ntxiv xa tawm MATE 1.24 desktop tso tawm.
• Ubuntu Studio siv los ntawm lub neej ntawd tus thawj tswj hwm suab paj nruag tshiab Agordejo, hloov kho tshiab ntawm Studio Controls 2.1.4, Ardor 6.6, RaySession 0.10.1, Hydrogen 1.0.1, Carla 2.3-rc2, jack-mixer 15-1, lsp-plugins 1.1.29 .XNUMX.
• Lubuntu muab cov graphical ib puag ncig LXQt 0.16.0.
• Ubuntu Budgie leverages tus tshiab Budgie 10.5.2 desktop tso tawm. Ntxiv tsim rau Raspberry Pi 4. Ntxiv cov ntsiab lus xaiv macOS style. Shuffler, ib qho kev sib txuas rau kev ceev nrooj los ntawm qhov qhib qhov rais thiab pab pawg qhov rais hauv kab sib chaws, tau ntxiv Layouts interface rau kev sib koom ua ke thiab tso tawm ntau daim ntawv thov ib zaug, thiab tseem siv lub peev xwm los kho txoj haujlwm thiab qhov loj ntawm daim ntawv thov qhov rai. thiab tshiab applets budgie-clipboard-applet (clipboard tswj) thiab budgie-analogue-applet (analog moos) tau raug npaj. Budgie Txais tos muaj tab-raws li interface rau navigating ntxhais.

Tsis tas li ntawd, cov zej zog tau tshaj tawm ob qhov tsis raug cai ntawm Ubuntu 21.04: Ubuntu Cinnamon Remix 21.04 nrog Cinnamon desktop thiab Ubuntu Unity Remix 21.04 nrog Unity desktop.

Tau qhov twg los: opennet.ru