Load ɗin uwar garken? babban umarni/amfani da CPU/matsakaicin hanyar ƙididdigewa

lokacin da muka koyi amfaniLinux VPS uwar garken zuwagina gidan yanar gizoBayan haka, wajibi ne a fahimci ma'anar nauyin nauyin nauyin nau'i daban-daban, saboda muna buƙatar amfanitopUmurnin yana fahimtar matsayi na ƙarshe na tsarin kuma yana mai da hankali ga canje-canje na ainihin lokaci na masu canji.

Don fahimtar wannan, wajibi ne a fahimci ma'anar mabambantan masu zuwa.

Cikakken bayani na matsakaicin nauyin umarni na sama

Anan ga cikakken bayanin yadda ake amfani da shi ▼

top - 01:06:48 up 1:22, 1 user, load average: 0.06, 0.60, 0.48
Tasks: 29 total, 1 running, 28 sleeping, 0 stopped, 0 zombie
Cpu(s): 0.3% us, 1.0% sy, 0.0% ni, 98.7% id, 0.0% wa, 0.0% hi, 0.0% si
Mem: 191272k total, 173656k used, 17616k free, 22052k buffers
Swap: 192772k total, 0k used, 192772k free, 123988k cached

PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
1379 root 16 0 7976 2456 1980 S 0.7 1.3 0:11.03 sshd
14704 root 16 0 2128 980 796 R 0.7 0.5 0:02.72 top
1 root 16 0 1992 632 544 S 0.0 0.3 0:00.90 init
2 root 34 19 0 0 0 S 0.0 0.0 0:00.00 ksoftirqd/0
3 root RT 0 0 0 0 S 0.0 0.0 0:00.00 watchdog/0

• Layukan farko na 5 na yankin ƙididdiga sune ƙididdigar tsarin gaba ɗaya.
• Layin 1 shine bayanin layin aiki, tare dauptimeSakamakon aiwatar da umarnin ɗaya ne.

Abubuwan da ke cikinsa sune kamar haka:

• 01:06:48 Lokaci na yanzu
• sama 1:22 Tsari yana gudana lokaci a cikin tsarin sa'o'i: mintuna
• 1 Adadin mai amfani na masu amfani da aka shiga a halin yanzu
• matsakaicin nauyi: 0.06, 0.60, 0.48 Tsarin tsarin, wanda shine matsakaicin tsayin layin ɗawainiya.
• Ma'auni guda uku sune matsakaicin ƙimar daga minti 3, mintuna 1, da mintuna 5 da suka wuce zuwa yanzu.
• Layi 2 da 3 tsari ne da bayanin CPU.
•  

Lokacin da akwai CPUs da yawa, wannan abun ciki na iya wuce layi biyu.Abinda ke ciki shine kamar haka:

• Ayyuka: 29 jimlar adadin matakai
• 1 Gudun Yawan tafiyar matakai
• 28 bacci Yawan hanyoyin bacci
• 0 tsayawa Adadin matakan da aka dakatar
• 0 adadin aljan na tafiyar matakai
• Cpu(s): 0.3% mu Adadin CPU da sararin mai amfani ya mamaye
• 1.0% sy Adadin CPU da sararin kwaya ya mamaye
• 0.0% ni Adadin CPU da ke shagaltar da su ta hanyar matakai waɗanda fifikon su ya canza a cikin sararin aiwatar da mai amfani
• Kashi 98.7% na CPU marasa aiki
• 0.0% wa Kashi na lokacin CPU jiran shigarwa da fitarwa
• 0.0% hi
• 0.0% ku

Waɗannan su ne layukan ƙwaƙwalwar ajiya guda biyu na ƙarshe:

• Mem: 191272k jimlar ƙwaƙwalwar ajiyar jiki
• 173656k yayi amfani da jimlar ƙwaƙwalwar ajiyar jiki da aka yi amfani da ita
• 17616k jimlar ƙwaƙwalwar ajiya kyauta
• 22052k buffers Adadin ƙwaƙwalwar ajiya da aka yi amfani da shi azaman cache kernel
• Musanya: 192772k jimlar yankin musanyawa
• 0k yayi amfani da jimlar wurin musanyawa da aka yi amfani da shi
• 192772k jimlar yankin musanyawa kyauta
• 123988k jimlar cache buffered swap area.

Abubuwan da ke cikin ƙwaƙwalwar ajiya ana musanya su zuwa wurin musanyawa sannan a koma cikin ƙwaƙwalwar ajiya, amma wurin musanyar da aka yi amfani da shi ba a sake rubuta shi ba.

Wannan ƙimar ita ce girman yankin musanya inda abun ciki ya riga ya wanzu a ƙwaƙwalwar ajiya.

Lokacin da aka sake musanya madaidaicin ƙwaƙwalwar ajiya, ba lallai ba ne a sake rubutawa zuwa wurin musanya.

Cikakkun bayanai game da tsari, wanda aka nuna a ƙasan yankin ƙididdiga a cikin kowane yanki bayanin aiwatarwa.

Da farko, bari mu fahimci abin da kowane shafi yake nufi.

sunan shafi ma'ana

• PID tsari id
• PPID tsarin aikin iyaye id
• RUSER Sunan mai amfani na ainihi
• UID ID mai amfani na mai tsari
• USER sunan mai amfani na mai tsari
• GROUP sunan rukuni na mai tsari
• TTY Sunan tashar da aka fara aiwatar da shi.Ana nuna matakan da ba a fara daga tasha kamar ?
• fifikon PR
• NI nice darajar.Ƙididdiga marasa kyau suna nuna babban fifiko, kyawawan dabi'u suna nuna ƙarancin fifiko
• P CPU na ƙarshe da aka yi amfani da shi, kawai yana da ma'ana a cikin mahalli-CPU da yawa
• %CPU Yawan lokacin CPU da aka yi amfani da shi tun sabuntawa na ƙarshe
• LOKACI Jimlar lokacin CPU da tsarin ke amfani da shi, a cikin daƙiƙa
• TIME+ Jimlar lokacin CPU da tsarin ke amfani da shi, a cikin daƙiƙa 1/100
• %MEM Yawan ƙwaƙwalwar ajiyar jiki da tsarin ke amfani da shi
• Jimlar adadin ƙwaƙwalwar ajiya da tsarin VIRT ke amfani da shi, a cikin kb. VIRT=SWAP+RES
• Girman žwažwalwar ajiya da tsarin SWAP yayi amfani da shi don musanya shi, a kb.
• Girman ƙwaƙwalwar ajiyar jiki da tsarin RES ke amfani da shi kuma ba a musanya shi ba, a cikin kb. RES=CODE+DATA
• CODE Girman žwažwalwar ajiyar jiki wanda lambar da za a iya aiwatarwa ta mamaye, a kb
• DATA Girman žwažwalwar ajiyar jiki wanda sashi ya mamaye ban da lambar aiwatarwa (bangaren bayanai + tari), a cikin kb
• Girman ƙwaƙwalwar ajiya na SHR, a cikin kb
• nFLT kuskuren shafi
• Adadin shafukan da aka gyara tun farkon nDRT da aka rubuta.
• S Matsayin tsari.
• D = yanayin barci mara katsewa
• R = gudu
• S = barci
• T= waƙa/tsayawa
• Z = tsarin aljan
• COMMAND sunan umarni/layin umarni
• WCHAN Idan aikin yana barci, nuna sunan aikin tsarin barci
• Tuta tutocin ɗawainiya, koma zuwa sched.h

Linux load matsakaita umarnin gyara kuskure

kallotopBayan matsayin da umarnin ya nuna, yana buƙatar inganta shi gwargwadonsa, ammatopUmurnin yana nuna kawai bayyanar, don haka za mu iya wucewaiostatkovmstatYi oda ƙarin lura.

vmstat don duba nauyin tsarin

vmstat
procs -------memory-------- ----swap-- -----io---- --system-- ----cpu----
r b swpd free buff cache si so bi bo in cs us sy id wa
0 0 100152 2436 97200 289740 0 1 34 45 99 33 0 0 99 0

sabani

• Rukunin r yana nuna adadin hanyoyin da ke gudana da jiran yanki na lokaci na CPU.
• Rukunin b yana nuna adadin hanyoyin da ke jiran albarkatu, kamar jiran I/O, ko musanyar ƙwaƙwalwa, da sauransu.

cpu yana nuna matsayin amfani na cpu

• Rukunin mu yana nuna adadin lokacin CPU da aka kashe a yanayin mai amfani. Lokacin da darajar mu ta yi girma, yana nufin cewa tsarin mai amfani yana cinye lokaci mai yawa na CPU, amma idan ya fi 50% na dogon lokaci, ya zama dole a yi la'akari da inganta shirin mai amfani.
• Rukunin sy yana nuna adadin lokacin cpu da tsarin kernel ya kashe.Anan, ƙimar mu + sy shine 80%. Idan mu + sy ya fi 80%, yana nufin cewa za a iya samun ƙarancin CPU.
• Rukunin wa yana nuna adadin lokacin CPU da IO ke jira.
• Ƙimar ma'anar wa anan shine 30% idan wa ya wuce 30%, yana nufin cewa jira na IO yana da mahimmanci. Wannan na iya faruwa ta hanyar adadin bazuwar isa ga faifai, ko ƙwanƙarar bandwidth na faifai ko samun damar diski. mai sarrafawa (mafi yawan toshe ayyukan).
• Shagon id yana nuna adadin lokacin da cpu ke aiki.

Labari na gaba yana bayanin yadda Matsakaicin Load na Linux yake?

Yaya girman Matsakaicin Load na Linux ya dace? Duba Amfani da Load na CPU

Idan kwamfutarka (kwamfuta) tana jinkirin, kuna iya bincika ko tsarin yana ƙarƙashin nauyi mai yawa?Kwanan nan, wani mai sayar da Intanet ya ce gidan yanar gizon yanar gizon da yake kula da shi ba zai iya shiga ba a wani lokaci da suka wuce ... An gina gidan yanar gizon akan WordPress kuma an shirya shi akan Linux VPS ...

Menene zan yi idan nauyin VPS ya yi yawa?

Yanzu ba za a iya shiga gidan yanar gizona ba saboda nauyin ya yi yawa, me zan yi?

saman - 20:44:30 sama 12 min, 1 mai amfani, matsakaicin nauyi: 2.21, 8.39, 6.48

• Sabar ku tana sarrafa kanta, abin da yakamata ku yi shine bincika uwar garken da kanta ta hanyar SSH.
• Duba abin da yake gudana?Wane tsari da sauransu?
• Idan ya cancanta, gwada sake kunna uwar garken.
• Idan bayan sake kunna uwar garken, nauyin har yanzu yana da yawa, gwada gano tsarin da aka yi da yawa kuma dakatar da shi.
• Idan ya cancanta, sake farawa tsarin (ba uwar garken ba) akayi daban-daban.
• Ko bayan tuntuɓar sabis na abokin ciniki "me yasa nauyin VPS / uwar garken ya yi yawa", har yanzu babu wata hanyar da za a yi, kuma a ƙarshe hanya ɗaya kawai ita ce ƙara saitunan uwar garke.

Nawa sarari ya dace da gidan yanar gizon kamfanin kasuwanci na waje?

Yadda za a zabi daidaitaccen tsarin uwar garken?Danna hanyar haɗin da ke ƙasa don duba matsakaicin matsakaicin sabar IP na yau da kullun 1 ▼

Nawa uwar garken kuke buƙatar zaɓar dubunnan IPs kowace rana?Matsakaicin matsakaicin 1 IP uwar garken mafita

Tare da matsakaita na IPs XNUMX kowace rana, ya dogara da wane tsarin ginin gidan yanar gizon gidan yanar gizon ku ke amfani da shi?Idan gidan yanar gizon al'ada ne don samar da HTML, uwar garken gidan yanar gizo na yau da kullun ya isa.Idan forum ne, to ya kamata ku yi la'akari da canzawa zuwa uwar garken VPS mai girma, ko uwar garken sadaukarwa. ...