Xa umsonto we-UI we-app ye-Android uvaliwe ixesha elide, impazamo "yeSicelo esingaphenduliyo" (ANR) iyaqaliswa. Ukuba usetyenziso lungaphambili, inkqubo ibonisa incoko yababini kumsebenzisi, njengoko kubonisiwe kumfanekiso 1. Incoko yababini yeANR inika umsebenzisi ithuba lokunyanzela ukuba ayeke usetyenziso.
Ndingayifumana phi i-ANR kwi-Android?
Kwinqanaba lophuhliso ungasebenzisa iNdlela eQinisekileyo ukuchonga imisebenzi ye-I/O yengozi. Ngokwenyani ayizizo zonke ii-ANR eziboniswa kumsebenzisi. Kodwa kwiiKhetho zoPhuhlisi zoSeto, kukho ukhetho "Bonisa zonke ii-ANRs". Ukuba olu khetho lukhethiwe, i-Android OS iya kukubonisa ii-ANR zangaphakathi kwakhona.
What is ANR monitoring?
Stands for “Application Not Responding.” ANR is an abbreviation that describes an unresponsive Android app. When an app is running on an Android device and stops responding, an “ANR” event is triggered.
How do you calculate ANR?
A good way to try to detect the problem is by fetching the file /data/anr/traces. txt which is generated after a ANR happens on a device (beware that it is overridden after another ANR happens). That offers you a overview of what each thread was doing at the time of the ANR.
What is ANR and how do you analyze?
ANR stands for Application Not Responding, which is the state that your application cannot process user input events or even draw. The root cause of ANR is when the application’s UI thread has been blocked for too long: Have a long-running task on the main thread with more than 5 seconds of execution.
What causes ANR?
Xa umsonto we-UI we-app ye-Android uvaliwe ixesha elide, impazamo "yeSicelo esingaphenduliyo" (ANR) iyaqaliswa. Ukuba usetyenziso lungaphambili, inkqubo ibonisa incoko yababini kumsebenzisi, njengoko kubonisiwe kumfanekiso 1. Incoko yababini yeANR inika umsebenzisi ithuba lokunyanzela ukuba ayeke usetyenziso.
Uwubulala njani umsebenzi?
Qalisa isicelo sakho, vula uMsebenzi omtsha, yenza umsebenzi othile. Cofa iqhosha laseKhaya (isicelo siya kuba ngasemva, kwimeko yokumiswa). Bulala iSicelo - eyona ndlela ilula kukucofa nje iqhosha elibomvu elithi "yeka" kwi-Android Studio. Buyela emva kwisicelo sakho (ukuqaliswa kusetyenziso lwakutsha nje).
Yintoni i-ANR Inokuthintelwa njani i-ANR?
I-ANR yincoko yababini yesilumkiso, evela xa usetyenziso luhlala lungaphenduli ngaphezu kwemizuzwana emi-5. Ifomu yayo epheleleyo yi-Applcation Ayiphenduli. Inokuphetshwa, ngokwahlula imisebenzi emincinci embalwa (ebangela ukuba usetyenziso luhlale lungaphenduli kwimizuzwana ethile) kwaye yenze le misebenzi isebenzisa i-AsyncTask.
Kutheni iiapps zingaphenduli?
Qala kabusha ifowuni yakho
Le yinto yokuqala ekufuneka uyenzile xa usebenzisana ne-app engaphenduliyo. Cinezela iqhosha lamandla esixhobo sakho malunga nemizuzwana eyi-10 kwaye ukhethe uQalisa/Qalisa kwakhona ukhetho. Ukuba akukho khetho yokuQalisa kwakhona, emva koko woyise phantsi, linda imizuzwana emihlanu, kwaye uyivule kwakhona.
Uyihlalutya njani imikhondo ye-ANR?
Shwankathela le nkqubo yokuhlalutya: okokuqala sikhangela am_anr, fumana indawo yexesha le-ANR, inkqubo ye-PID, uhlobo lwe-ANR, kwaye emva koko khangela i-PID, khangela ilogi malunga nemizuzwana emi-5 ngaphambili. Hlunga i-ANR IN ukujonga ulwazi lwe-CPU, emva koko ujonge umkhondo.
Yintoni i-ANR kwi-Android Kutheni isenzeka ungazithintela njani ukuba zingenzeki kwi-app echaza ngomzekelo?
13 Iimpendulo. I-ANR imele isiCelo esingaphenduliyo. I-ANR iyakwenzeka ukuba usebenzisa inkqubo kumsonto we-UI ethatha ixesha elide, ngesiqhelo malunga nemizuzwana emi-5. Ngeli xesha i-GUI (i-Graphical User Interface) iya kutshixa nto leyo eya kubangela ukuba kuyo nantoni na ucinezelo lomsebenzisi olungayi kwenziwa.
Isebenza njani i-JNI kwi-Android?
Ichaza indlela ye-bytecode eqokelelwa yi-Android kwikhowudi elawulwayo (ebhalwe kwiJava okanye kwiilwimi zeprogram yeKotlin) ukusebenzisana nekhowudi yendabuko (ebhalwe kwiC / C ++). I-JNI ayithathi cala kumthengisi, inenkxaso yokulayisha ikhowudi kwiilayibrari ezabelwana ngazo, kwaye ngelixa inzima ngamanye amaxesha isebenza ngokufanelekileyo.
Ngawaphi amacandelo aphambili e-Android?
Kukho iintlobo ezine ezahlukeneyo zamacandelo e-app:
- Imisebenzi.
- Iinkonzo.
- Abamkeli bosasazo.
- Ababoneleli bomxholo.
Ndiyicombulula njani i-Android?
Ukuba usetyenziso lwakho sele lusebenza kwisixhobo sakho, ungaqala ukulungisa iimpazamo ngaphandle kokuphinda uqalise usetyenziso ngolu hlobo lulandelayo:
- Cofa Qhagamshela idebugger kwinkqubo ye-Android .
- Kwi Khetha inkqubo yencoko yababini, khetha inkqubo ofuna ukuyincamathisela idebugger. …
- Chofoza OK.