Cov txheej txheem:

Dmesg cov ntaub ntawv khaws cia nyob qhov twg?
Dmesg cov ntaub ntawv khaws cia nyob qhov twg?

Video: Dmesg cov ntaub ntawv khaws cia nyob qhov twg?

Video: Dmesg cov ntaub ntawv khaws cia nyob qhov twg?
Video: 7 Using dmesg to read the kernel ring buffer 2024, Kaum ib hlis
Anonim

Ntshiab dmesg ua Tsis pub Cov log

Tseem koj tuaj yeem saib cov ntaub ntawv khaws cia hauv '/var/ log / dmesg ua 'cov ntaub ntawv. Yog tias koj txuas ib yam khoom siv yuav tsim dmesg ua tso zis.

Ntawm no, kuv yuav ua li cas thiaj tau Dmesg cav?

Yog tias koj xav tau cov cav ntawm koj lub cuab yeej, qhib lub davhlau ya nyob twg, ntaus su hais kom ua thiab:

  1. Android log: logcat -d >/sdcard/logcat. txt.
  2. Last kernel log: cat /proc/last_kmsg >/sdcard/last_kmsg. txt.
  3. kernel log tam sim no: dmesg >/sdcard/dmsg. txt.

Ib yam li ntawd, dab tsi yog khaws cia hauv var log lus? / var / log / lus ntaub ntawv. Qhov tseem ceeb tshaj plaws log cov ntaub ntawv hauv Linux yog / var / log / lus cov ntaub ntawv, uas sau ntau yam xwm txheej, xws li kev ua yuam kev lus , system startups thiab shutdowns, hloov nyob rau hauv lub network configuration, thiab lwm yam. Qhov no feem ntau yog thawj qhov chaw saib nyob rau hauv cov ntaub ntawv ntawm teeb meem.

Ntawm no, kuv tuaj yeem nrhiav Kernel Logs nyob qhov twg?

Qhov no log cov ntaub ntawv tuaj yeem pom ntawm /var/ log / dmesg thiab tau rov pib dua ntawm txhua lub khau raj, koj yuav tsis pom kev siv tam sim no, tab sis yog tias koj puas tau muaj teeb meem nrog qee yam thaum lub sijhawm khau raj lossis teeb meem kho vajtse, dmesg yog qhov zoo tshaj plaws los saib. Koj tuaj yeem saib qhov no log siv cov lus txib dmesg.

Kuv yuav sau ib daim ntawv Dmesg li cas?

3 Teb. Nyob ntawm seb qhov loj npaum li cas dmesg ua tsis yog (qhov no yog muab tso ua ke rau hauv lub ntsiav, los yog teem los ntawm lub log_buf_len parameter) thiab ntev npaum li cas koj lub kaw lus tau nce, uas yuav khaws cov ntaub ntawv ntawm lub kernel cav txij li thaum nws pib. Yog koj xav tau sau tus dmesg ua tso zis tsis tu ncua mus rau a ntaub ntawv siv tus chij -w (--ua raws).

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