Cov txheej txheem:

Kuv yuav ua li cas kov yeej Java heap chaw yuam kev?
Kuv yuav ua li cas kov yeej Java heap chaw yuam kev?

Video: Kuv yuav ua li cas kov yeej Java heap chaw yuam kev?

Video: Kuv yuav ua li cas kov yeej Java heap chaw yuam kev?
Video: Koj yog luag tus los kuv tseem nco. 27.04.2018 2024, Kaum ib hlis
Anonim

Ua raws li tsib kauj ruam hauv siab tuaj yeem txuag koj ntau qhov mob taub hau thiab zam Java heap chaw yuam kev

  1. xam nco xav tau.
  2. Xyuas tias JVMs muaj txaus nco rau cov haujlwm TaskTracker.
  3. Txheeb xyuas tias JVMs teeb tsa haum rau koj cov dej num.
  4. Txwv koj cov nodes siv swap qhov chaw thiab nplooj ntawv nco .

Ib yam li ntawd, tib neeg nug, vim li cas Java muaj qhov chaw tsis raug?

Muaj feem ntau yog vim li cas rau lub java ua .lang. OutOfMemoryError: Java heap chaw yuam kev yooj yim - koj sim ua kom haum daim ntawv thov XXL rau hauv qhov loj me Java heap chaw . Ntawd yog - daim ntawv thov tsuas yog xav tau ntau dua Java heap chaw tshaj muaj rau nws tooperate ib txwm.

Ib yam li ntawd, heap yuam kev yog dab tsi? Heap yuam kev tuaj yeem tshwm sim thaum koj codeinadvertently overwrites tswj cov ntaub ntawv uas lub cim xeeb kev ua haujlwm siv los tswj pob kev siv.

Cov lus nug tseem yog, Kuv yuav hloov Java heap chaw li cas?

Cov kauj ruam

  1. Mus rau Control Vaj Huam Sib Luag. Nyem rau ntawm "Start" khawm.
  2. Xaiv Cov Kev Pabcuam. Nyob rau sab laug ntawm Tswj Vaj Huam Sib Luag nyem rau ntawm "Programs."
  3. Mus rau Java settings.
  4. Xaiv "Java" tab.
  5. Hloov tus nqi ntawm heap.
  6. Hloov cov parameter.
  7. Kaw lub dialog box.
  8. Kaw Java dialogue box.

Java heap space yog dab tsi?

Cov Java Heap Chaw yog lub cim xeeb "container" ntawm koj lub sijhawm ua haujlwm Java program uas muab rau koj Java program lub cim xeeb zoo qhov chaw nws xav tau ( Java Heap , Neeg Heap ) thiab tswj los ntawm cov JVM nws tus kheej. Koj Java program lifecycle feem ntau zoo li no: - Java program coding (ntawm Eclipse IDE thiab lwm yam)

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