ʻO nā hale paʻahao no NetBSD - ka hoʻokaʻawale ʻana i ka Kernel a me ka mana o nā kumuwaiwai maoli
Nā Manaʻo
Mewayz Team
Editorial Team
He aha nā hale paʻahao? Ke Kumu o NetBSD Isolation
Ma ke aupuni o nā ʻōnaehana hana, ʻo ka palekana a me ka hoʻokele waiwai ka mea nui, ʻoi loa no nā ʻoihana e holo ana i nā lawelawe he nui ma kahi kikowaena hoʻokahi. Hāʻawi ʻo NetBSD, kaulana no kāna lawe ʻana a me ka hoʻolālā maʻemaʻe, hāʻawi i kahi hiʻohiʻona ikaika i kūkulu ʻia no kēia kumu: Jails. ʻO ka hale paʻahao kahi hana palekana i hoʻokō ʻia i ka kernel e hana ana i kahi kaʻawale i loko o kahi hiʻohiʻona NetBSD hoʻokahi. E noʻonoʻo e like me ka mīkini māmā māmā, akā me ka ʻole o ke poʻo o ka emulating hardware. Akā, hoʻohana ia i ka kernel e hoʻokaʻawale i ka ʻōnaehana, e hāʻawi ana i kēlā me kēia hale paʻahao me kāna mau kumuwaiwai ponoʻī, hoʻonohonoho pūnaewele, a me ke kaʻina hana. He mea hoʻololi pāʻani kēia no nā luna hoʻoponopono ʻōnaehana e hoʻonui i ka palekana a me ke kūpaʻa ʻole me ka hoʻololi ʻana i ka hana.
No kahi paepae e like me Mewayz, e hana ana ma ke ʻano he OS pāʻoihana modular i hoʻolālā ʻia e hoʻopololei i nā hana paʻakikī, he waiwai nui kēia pae kaʻawale. Ma ka hoʻohana ʻana i nā hale paʻahao NetBSD, hiki iā Mewayz ke kau i nā modula pāʻoihana hoʻokahi-e like me ka hoʻokele pilina o nā mea kūʻai aku, ka nānā ʻana i nā mea waiwai, a i ʻole nā ʻikepili kālā—i loko o nā keʻena kaʻawale a paʻa. ʻO kēia ka mea e hōʻoiaʻiʻo ai ʻaʻole hiki i ka nāwaliwali a i ʻole ka hoʻonohonoho hewa ʻana i hoʻokahi module ke hōʻole i ka pono o ka ʻōnaehana holoʻokoʻa, e hāʻawi ana i kumu paʻa no kahi ʻoihana palekana.
Ka hoʻokō ʻana i nā Kernel: ʻO ka ʻenekini o ka palekana
ʻO ka ikaika maoli o nā hale paʻahao NetBSD aia i kā lākou hoʻokō ʻana ma ka pae kernel. ʻAʻole like me nā ʻōnaehana pahu e hilinaʻi nui nei i nā hoʻopunipuni hoʻohana, hoʻokō pololei ʻia nā hale paʻahao e ka kernel. ʻO ia hoʻi, ʻaʻole he manaʻo manaʻo wale ka kaʻawale; he lula kumu ia e hahai ai ka ʻōnaehana hana. Mālama ka kernel meticulously i nā kaʻina hana i loko o ka hale paʻahao e ʻike a hana. Loaʻa i kēlā me kēia hale paʻahao kona subtree system file, kahi pūʻulu i hoʻolaʻa ʻia o nā mea hoʻohana a me nā pūʻulu, a me ka ʻike kapu ʻia o nā kaʻina hana a me nā pilina pūnaewele.
Hāʻawi kēia ʻano hoʻohālike i hoʻokō ʻia i ka kernel i kahi pono palekana koʻikoʻi. Hoʻemi ia i ka ʻili hoʻouka ma ka hoʻolālā. ʻAʻole hiki i ke kaʻina hana i hoʻopaʻa ʻia i loko o ka hale paʻahao ke launa pū me nā kaʻina hana ma waho o kona mau paia, ke komo i nā faila ʻaʻole i kau ʻia i loko o kāna ʻōnaehana waihona pilikino, a i ʻole e hoʻopunipuni i ka waihona pūnaewele o ka mea hoʻokipa. No nā ʻoihana e hoʻohana ana iā Mewayz, unuhi kēia i ka pono ʻole o ka module. Hoʻopaʻa ʻia ka ʻikepili kālā i mālama ʻia e kekahi module mai ka kikowaena pūnaewele ma kekahi, e hōʻoia ana i ka hoʻokō ʻana a me ka pale ʻikepili ma ke ʻano paʻamau.
Ka Mana Punawai Nui: Manaʻo i kāu Pūnaehana Kaiaola
Ma waho aʻe o ka hoʻokaʻawale ʻana, hāʻawi ʻo NetBSD Jails i ka mana kūʻokoʻa ma luna o nā kumuwaiwai ʻōnaehana. Hiki i nā luna hoʻomalu ke hāʻawi i nā palena kikoʻī i kēlā me kēia hale paʻahao, e pale ana i kekahi kaiapuni mai ka monopolizing i ka CPU o ka mea hoʻokipa, hoʻomanaʻo, a i ʻole bandwidth I/O. Loaʻa kēia ma o ka rctl(8) (ka hoʻomalu waiwai), kahi e hiki ai ke hoʻokele pololei i nā kumu waiwai ma kēlā me kēia hale paʻahao.
- Ka palena ʻana o ka CPU: E hoʻopaʻa i ka nui o ka manawa CPU e hiki ke hoʻopau i nā kaʻina hana o ka hale paʻahao.
- Ka hoʻopaʻa ʻana i ka hoʻomanaʻo: E hoʻopaʻa i nā palena paʻakikī a palupalu paha i ka hoʻohana ʻana i ka RAM no ka pale ʻana i ka pau ʻana o ka hoʻomanaʻo.
- Ka palena o ke kaʻina hana: E hoʻomalu i ka nui o nā kaʻina hana i hiki i ka hale paʻahao ke hoʻopuka.
- I/O Bandwidth: Throttle disk a me ka hana pūnaewele e hōʻoia i ke kaʻana like ʻana i nā kumuwaiwai.
Pono kēia mana granular no ka ʻōnaehana modular e like me Mewayz. Hōʻoiaʻiʻo ia i ka hana wānana no nā noi ʻoihana koʻikoʻi. No ka laʻana, hiki ke kaohi ʻia ke kōmike noiʻi ʻikepili koʻikoʻi no laila ʻaʻole ia e hoʻopili i ka pane ʻana o ka puka mea kūʻai nui, e mālama ana i kahi ʻike maʻalahi a hilinaʻi no nā mea hoʻohana a pau.
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Nui nā noi kūpono o nā hale paʻahao NetBSD. He kūpono lākou no nā mea hoʻolako e pono e hoʻokaʻawale i nā moʻokāki mea kūʻai aku, no nā mea hoʻomohala e hana ana i nā wahi hoʻāʻo kaʻawale, a no nā ʻoihana e hoʻohui i nā lawelawe he nui i hoʻokahi kikowaena paʻa. Hāʻawi nā hale paʻahao i kahi ala maʻemaʻe, hoʻokele, a palekana hoʻi e hoʻokaʻawale i nā lawelawe.
"Hāʻawi nā hale paʻahao i kahi ala palekana, maʻemaʻe a maʻalahi hoʻi e holo i kekahi mau lawelawe ma kahi kaʻawale mai kekahi i kekahi ma ka mīkini hoʻokahi. Hiki ke noʻonoʻo ʻia he ʻano o ka mīkini virtual māmā loa." - Palapala NetBSD
Ke hoʻohui pū ʻia me ka Mewayz modular business OS, lilo nā hale paʻahao i pōhaku kihi o ka hoʻolālā hana. Hiki ke kau ʻia kēlā me kēia ʻoihana ʻoihana i loko o kona hale paʻahao ponoʻī, e hana ana i kahi hoʻolālā "microservices" ma ka pae ʻōnaehana hana. ʻO kēia modularity, i hoʻokō ʻia e ka kernel, ʻo ia ka mea hiki iā Mewayz ke hāʻawi i ka paʻa ʻole a me ka palekana. Hiki ke hoʻohana ʻia nā mea hou i kēlā me kēia modula me ka ʻole e koi hou i ka ʻōnaehana holoʻokoʻa a i ʻole ka pōʻino collateral. ʻO kēia kaʻawale maoli a me ka hiki ke hoʻokele waiwai i hana ʻia ʻo Mewayz, i hoʻohana ʻia e NetBSD, kahi paepae kūpaʻa a maikaʻi loa no nā ʻoihana o nā ʻano nui.
Nīnau pinepine
He aha nā hale paʻahao? Ke Kumu o NetBSD Isolation
Ma ke aupuni o nā ʻōnaehana hana, ʻo ka palekana a me ka hoʻokele waiwai ka mea nui, ʻoi loa no nā ʻoihana e holo ana i nā lawelawe he nui ma kahi kikowaena hoʻokahi. Hāʻawi ʻo NetBSD, kaulana no kāna lawe ʻana a me ka hoʻolālā maʻemaʻe, hāʻawi i kahi hiʻohiʻona ikaika i kūkulu ʻia no kēia kumu: Jails. ʻO ka hale paʻahao kahi hana palekana i hoʻokō ʻia i ka kernel e hana ana i kahi kaʻawale i loko o kahi hiʻohiʻona NetBSD hoʻokahi. E noʻonoʻo e like me ka mīkini māmā māmā, akā me ka ʻole o ke poʻo o ka emulating hardware. Akā, hoʻohana ia i ka kernel e hoʻokaʻawale i ka ʻōnaehana, e hāʻawi ana i kēlā me kēia hale paʻahao me kāna mau kumuwaiwai ponoʻī, hoʻonohonoho pūnaewele, a me ke kaʻina hana. He mea hoʻololi pāʻani kēia no nā luna hoʻoponopono ʻōnaehana e hoʻonui i ka palekana a me ke kūpaʻa ʻole me ka hoʻololi ʻana i ka hana.
Kernel Enforcement: The Engine of Security
ʻO ka ikaika maoli o nā hale paʻahao NetBSD aia i kā lākou hoʻokō ʻana ma ka pae kernel. ʻAʻole like me nā ʻōnaehana pahu e hilinaʻi nui nei i nā hoʻopunipuni hoʻohana, hoʻokō pololei ʻia nā hale paʻahao e ka kernel. ʻO ia hoʻi, ʻaʻole he manaʻo manaʻo wale ka kaʻawale; he lula kumu ia e hahai ai ka ʻōnaehana hana. Mālama ka kernel meticulously i nā kaʻina hana i loko o ka hale paʻahao e ʻike a hana. Loaʻa i kēlā me kēia hale paʻahao kona subtree system file, kahi pūʻulu i hoʻolaʻa ʻia o nā mea hoʻohana a me nā pūʻulu, a me ka ʻike kapu ʻia o nā kaʻina hana a me nā pilina pūnaewele.
Ka Mana Punawai Nui: Manaʻo i kāu Pūnaehana Kaiaola
Ma waho aʻe o ka hoʻokaʻawale ʻana, hāʻawi ʻo NetBSD Jails i ka mana kūʻokoʻa ma luna o nā kumuwaiwai ʻōnaehana. Hiki i nā luna hoʻomalu ke hāʻawi i nā palena kikoʻī i kēlā me kēia hale paʻahao, e pale ana i kekahi kaiapuni mai ka monopolizing i ka CPU o ka mea hoʻokipa, hoʻomanaʻo, a i ʻole bandwidth I/O. Loaʻa kēia ma o ke keʻena rctl(8) (ka hoʻomalu waiwai), e hiki ai ke hoʻokele pololei i nā kumuwaiwai ma kēlā me kēia hale paʻahao.
Nā Hana Maʻamau a me ka Pono Mewayz
Nui nā noi kūpono o nā hale paʻahao NetBSD. He kūpono lākou no nā mea hoʻolako e pono e hoʻokaʻawale i nā moʻokāki mea kūʻai aku, no nā mea hoʻomohala e hana ana i nā wahi hoʻāʻo kaʻawale, a no nā ʻoihana e hoʻohui i nā lawelawe he nui i hoʻokahi kikowaena paʻa. Hāʻawi nā hale paʻahao i kahi ala maʻemaʻe, hoʻokele, a palekana hoʻi e hoʻokaʻawale i nā lawelawe.
Kau Mea Paahana Pāʻoihana a pau ma kahi hoʻokahi
Hooki i ka hoʻopololei ʻana i nā polokalamu he nui. Hoʻohui ʻo Mewayz i nā mea hana 207 no $ 49 / mahina wale nō - mai ka waihona a hiki i HR, ka hoʻopaʻa ʻana i ka analytics. ʻAʻohe kāleka ʻaiʻē pono e hoʻomaka.
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