В mun yi magana game da buɗaɗɗen kayan aikin tushen don kimanta aikin sarrafawa da aikin ƙwaƙwalwar ajiya. A yau muna magana ne game da ma'auni don tsarin fayil da tsarin ajiya akan Linux - Interbench, Fio, Hdparm, S da Bonnie.
Ото - - Unsplash
Fio (yana nufin Gwajin I/O Mai Sauƙi) yana ƙirƙirar rafukan I/O diski don kimanta aikin tsarin fayil ɗin Linux. Hakanan za'a iya amfani da kayan aiki akan Windows - kuna buƙatar shigar da ƙirar layin umarni . Jagorar saitin yana ciki .
Mawallafi fio - Jens Axbo (), don tsarin IO a cikin Linux da mai haɓaka mai amfani don gano ayyukan I/O. Ya halitta fio, rubuta shirye-shirye don gwada takamaiman lodi da hannu.
Mai amfani zai ƙididdige IOPS da kayan aikin tsarin, kuma yana ba ku damar kimanta zurfin layin ayyukan I/O. Mai amfani yana aiki tare da fayiloli na musamman (.fio tsawo) waɗanda aka ƙayyade saitunan da yanayin gwaji. Akwai zaɓuɓɓukan gwaji da yawa, misali, akwai bazuwar rubutu, karatu da sake rubutu. nan abubuwan da ke cikin fayil na shari'ar farko:
[global]
name=fio-rand-read
filename=fio-rand-read
rw=randread
bs=4K
direct=0
numjobs=1
time_based=1
runtime=900
A yau manyan kamfanoni ke amfani da fio - suna aiki tare da mai amfani a ciki , и .
Mawallafin Kanada Mark Lord ne ya rubuta abin amfani a cikin 2005. Ta har yanzu kuma yana daga cikin shahararrun rabawa. Babban maƙasudin hdparm shine don saita sigogin tuƙi. Amma kayan aiki yi amfani da sauƙaƙan alamomi, kamar saurin karatu. Don yin wannan, rubuta umarni a cikin na'ura wasan bidiyo:
$ sudo hdparm -t /dev/sdbTsarin zai samar da amsa kamar haka:
Timing buffered disk reads: 242 MB in 3.01 seconds = 80.30 MB/secDangane da daidaita faifai, hdparm yana ba ku damar canza girman ƙwaƙwalwar ajiyar cache, canza yanayin barci da saitunan wuta, da kuma share bayanai a kan SSD cikin aminci. Amma ta yaya Kwararru daga ArchLinux, sauye-sauyen rashin kulawa ga sigogin tsarin na iya sa bayanan da ke kan faifai ba su isa ba har ma da lalata injin. Kafin yin aiki tare da hdparm, yana da kyau a karanta jagorar - kawai shigar da umarnin mutum hdparm a cikin na'ura wasan bidiyo.
Wannan saitin ma'auni ne don kimanta aikin tsarin I/O. Mawallafa na mai amfani sun kasance daga kungiyar AlgoDev, wanda ya hada da ma'aikatan Italiyanci .
Duk alamomin rubutun bash ne, Ayyukan tsarin ajiya - kayan aiki, latency, aikin tsarawa. Misali, kayan aiki-sync.sh alamar "bama-bamai" tsarin ajiya tare da buƙatun karantawa ko rubuta (a cikin wannan yanayin, ana amfani da kayan aikin fio da aka riga aka ambata). nan .
Wani rubutun - comm_startup_lat.sh - yana auna latency na karanta bayanai daga faifai lokacin da cache ya kasance "sanyi" (lokacin da bai ƙunshi mahimman bayanai ba). Code kuma .
Ото - - Unsplash
Mai amfani don kimanta aikin tsarin fayil, wanda aka haɓaka a cikin 1989. Mawallafinsa injiniya Tim Bray ne. Da taimakon Bonnie ya shirya aiki na tsarin kwamfuta da ke cikin aikin a Jami'ar Waterloo.
Bonnie bazuwar karatu da rubuta bayanai zuwa faifai. Bayan haka mai amfani yana nuna sigogi kamar adadin bytes da aka sarrafa kowace , da kuma matakin lodin processor a matsayin kashi. Akwai lambar tushe na benchmark .
Dangane da Bonnie, an gina wani saitin kayan aikin gwada rumbun kwamfyuta- (an rubuta a C++ maimakon C). Yana ba da ƙarin kayan aikin ma'auni. Misali, zcav don kimanta aikin yankuna HDD daban-daban. Hakanan Bonnie++ don gwada sabar wasiku da sabar bayanai.
Ƙirƙirar mai amfani (Con Kolivas), likitan likitancin Australiya wanda ya shahara saboda gudummawar da ya bayar don haɓaka kernel na Linux kuma yana aiki akan "" Interbench yana taimaka muku saita mai tsara I/O da saitunan tsarin fayil.
Interbench yana yin koyi da halayen mai tsara CPU lokacin aiwatar da ayyuka na mu'amala. Waɗannan ayyuka na mu'amala na iya zama aiki tare da sauti da bidiyo, gudanar da wasannin kwamfuta, ko kawai jan akwatin maganganu a cikin tsarin aiki.
Ana iya samun lambar tushe, misalai da shawarwari don daidaita kayan aikin a ciki .
Abin da muke rubutawa a cikin shafukanmu:
source: www.habr.com