The first step of the Linux boot process really has nothing whatever to do with Linux. This is the hardware portion of the boot process and is the same for any operating system. When power is first applied to the computer it runs the POST (Power On Self Test) which is part of the BIOS (Basic I/O System).
What is the first process created when booting?
When you first turn on your computer, the BIOS first performs some integrity checks of the HDD or SSD. Then, the BIOS searches for, loads, and executes the boot loader program, which can be found in the Master Boot Record (MBR).
What are the main steps to start boot a Linux system?
6 mau ʻanuʻu o ke kaʻina hana Boot Linux (Sequence Startup)
- BIOS. ʻO ka BIOS no ka Basic Input/Output System. …
- MBR. ʻO MBR no ka Master Boot Record. …
- GRUB. Kū ʻo GRUB no Grand Unified Bootloader. …
- Kino. Hoʻopili i ka ʻōnaehana waihona kumu e like me ka mea i ʻōlelo ʻia ma ka "root=" ma grub.conf. …
- Init. …
- Nā papahana Runlevel.
He aha nā ʻanuʻu ʻehā o ke kaʻina hana boot Linux a hoʻomaka?
ʻO ke kaʻina hana booting e lawe i kēia mau ʻanuʻu 4 a mākou e kūkākūkā nui ai:
- ʻO ka nānā pono ʻana o BIOS (POST)
- Ke hoʻouka ʻana i ka mea hoʻouka Boot (GRUB2)
- ʻO ka hoʻomaka ʻana o ke kumu.
- Hoʻomaka systemd, ka makua o nā kaʻina hana a pau.
He aha ke kaʻina hana ma Linux?
Ma Linux, he kaʻina hana kekahi mea hana (holo) o ka papahana. Akā he aha ka papahana? ʻAe, ma ka ʻenehana, ʻo kahi papahana kekahi faila hiki ke mālama ʻia i loko o ka waihona ma kāu mīkini. I kēlā me kēia manawa āu e holo ai i kahi papahana, ua hana ʻoe i kahi kaʻina hana.
He aha nā ʻanuʻu o ke kaʻina hana booting?
Hiki iā mākou ke wehewehe i ke kaʻina hana boot ma nā ʻanuʻu ʻeono:
- ʻO ka hoʻomaka. ʻO ia ka hana mua e pili ana i ka hoʻololi ʻana i ka mana ON. …
- BIOS: Mana ma ka ho'āʻo pono'ī. He ho'āʻo mua ia e ka BIOS. …
- Hoʻouka ʻia o OS. …
- Pūnaehana hoʻonohonoho. …
- Hoʻouka ʻana i nā pono ʻōnaehana. …
- Hōʻoia Mea hoʻohana.
He aha ka ʻokoʻa ma waena o ka init 0 a me ka pani ʻana?
Pili init 0 e hoʻololi i ka pae holo o kēia manawa e holo i ka pae 0. pani -h hiki ke holo e kekahi mea hoʻohana akā hiki i ka init 0 ke holo wale e superuser. ʻO ka mea nui ka hopena o ka hopena akā ʻo ka pani ʻana e hiki ai i nā koho kūpono ma kahi ʻōnaehana multiuser e hana liʻiliʻi i nā ʻenemi. 
Ua kōkua nā lālā 2 i kēia pou.
He aha ka Initramfs ma Linux?
initramfs ʻo ia ka hoʻonā i hoʻokomo ʻia no ka 2.6 Linux kernel series. … ʻO ia hoʻi, loaʻa nā faila firmware ma mua o ka hoʻouka ʻana o nā mea hoʻokele in-kernel. Kapa ʻia ka mea hoʻohana init ma kahi o prepare_namespace. Loaʻa nā ʻike āpau o ka hāmeʻa aʻa, a me ka hoʻonohonoho md e loaʻa i ka userspace.
Ke hoʻohana nei ʻo Linux i ka BIOS?
ka Hoʻokele pololei ʻo Linux kernel i ka hāmeʻa a ʻaʻole hoʻohana i ka BIOS. … Hiki i ka polokalamu kūʻokoʻa ke lilo i ʻōnaehana ʻōnaehana e like me Linux, akā ʻo ka hapa nui o nā polokalamu kūʻokoʻa he mau diagnostics hardware a i ʻole nā mea hoʻouka pahu (e laʻa, Memtest86, Etherboot a me RedBoot).
He aha ka pae holo ma Linux?
ʻO ka runlevel kahi kūlana hana ma kahi ʻōnaehana hana Unix a me Unix i hoʻonohonoho mua ʻia ma ka ʻōnaehana Linux. ʻO Runlevels helu ʻia mai ka ʻole a i ka ʻeono. Hoʻoholo nā Runlevels i nā polokalamu e hiki ke hoʻokō ma hope o ka hoʻomaka ʻana o ka OS.