One, memory
1. View maximum memory limit for a single app app
Command:adb shell "Getprop|grep heapgrowthlimit"
128M is the maximum memory limit for a single app, assuming that PSS of the Dalvik Heap is greater than 128. It will report a memory overflow .
2. Monitor an app's memory
COMMAND:ADB Shell Dumpsys Meminfo com.meizu.mstore
C:\USERS\HUJIACHUN>ADB Shell Dumpsys meminfo com.meizu.mstoreApplications Memory Usage (KB): uptime:5159608 Realtime : 5159608** meminfo in PID 13914 [Com.meizu.mstore] ** &NBSP ; Pss private private swapped heap heap heap total dirty clean dirty Siz E alloc free ------ ------ ------ ------ ------ ------ ------ Native Heap 0 &NBS P 0 0 0 28672 18939 &NBS P 9732 Dalvik Heap 45029 44068 0 0 &NB Sp 60986 &nbsP 56981 4005 dalvik other 680 680 &NBS p;0 60 Stack 492 492 0 36 Other dev 6 0 & nbsp 4 0 .so mmap 2454 172 284 1728 apk mmap 509 0 &NB Sp 228 0 TTF mmap 854 0 464 0 . Dex mmap 6240 0 6236 0 . Oat mmap 5925 0 & nbsp 2564 0 . Art mmap 2951 1748 716 &NB Sp 8 other mmap 137 4 104 0 egl mtrack 14960 14960 0 &NB Sp 0 GL mtrack 59264 59264 0 &NB Sp 0 Unknown 16331 16256 0 &NBSP ; 816 Total 155832 137644 10600 2648 89658 75920 13737 Objects views: &nbs P 1242 Viewrootimpl: 1 appcon Texts: 4 activities: 1 &N Bsp Assets: 4 assetmanagers: & nbsp 4 local binders: proxy binders: 29 parcel Memory: Parcel count : 60 death Recipients: 1  OPENSSL Sockets: 0 SQL memory_used: 430 PAGECAC He_overflow: 116 malloc_size: 62 databases PGSZ Dbsz Lookaside (b) cache dbname  ; &NBSP 4 210/52/9  /D ata/data/com.meizu.mstore/databases/usagestats.db 4 , & nbsp 0/42/1 /data/data/com.meizu.mstore/databases/download_ task.db 4 ( &NB) Sp 1/43/2 /data/data/com.meizu.mstore/databases/download_app.db  4 & nbsp 0/42/1 /data/data/com.meiz u.mstore/databases/mstore_recommend_db
The PSS value of Dalvik Heap can be obtained by filtering information, real-time monitoring
Second, the CPU
command:adb Shell" Dumpsys cpuinfo |grep com.meizu.mstore "
c:\users\hujiachun>adb Shell" Dumpsys cpuinfo |grep Com.meizu.mstore " 1.3% 18957/com.meizu.mstore:1% user + 0.2% kernel/faults:171 minor
1.3% is total CPU consumption
user is consumption
kernel is kernel consumption
Android App Performance test