WindowManager无故消失
0
悬赏园豆：50
[已解决问题]
解决于 2012-11-14 22:23
项目中，使用WindowManager悬浮窗内调用定时器不断的截取屏幕图像并发送。过了一段时间，报以下LogCat，尤其是红色部分，每次都是先出现这个然后就报下面的错误，然后WindowManager就消失不见了。这个到底是为什么呢？希望有大牛能指点一下。
11-13 09:31:59.386: I/ActivityManager(169): Process com.bcts.teachsystem (pid 1485) has died.
11-13 09:31:59.386: W/ActivityManager(169): Scheduling restart of crashed service com.bcts.teachsystem/.service.SessionBackstage in 5000ms
11-13 09:31:59.386: W/ActivityManager(169): Scheduling restart of crashed service com.bcts.teachsystem/.service.ChooseClassService in 15000ms
11-13 09:31:59.394: I/WindowManager(169): WIN DEATH: Window{411df330 paused=false}
11-13 09:32:00.769: I/ActivityManager(169): Applications Memory Usage (kB):
11-13 09:32:00.769: I/ActivityManager(169): Uptime: 981081 Realtime: 982366
11-13 09:32:00.769: I/ActivityManager(169): Total PSS by OOM adjustment:
11-13 09:32:00.769: I/ActivityManager(169): 30726 kB: System
11-13 09:32:00.769: I/ActivityManager(169): 30726 kB: system (pid 169)
11-13 09:32:00.769: I/ActivityManager(169): 35046 kB: Persistent
11-13 09:32:00.769: I/ActivityManager(169): 25611 kB: com.android.systemui (pid 260)
11-13 09:32:00.769: I/ActivityManager(169): 9435 kB: com.android.phone (pid 356)
11-13 09:32:00.769: I/ActivityManager(169): 25258 kB: Foreground
11-13 09:32:00.769: I/ActivityManager(169): 25258 kB: com.rt.jxufe.book (pid 1720)
11-13 09:32:00.769: I/ActivityManager(169): 3723 kB: Visible
11-13 09:32:00.769: I/ActivityManager(169): 3723 kB: com.android.smspush (pid 390)
11-13 09:32:00.769: I/ActivityManager(169): 14358 kB: Perceptible
11-13 09:32:00.769: I/ActivityManager(169): 14358 kB: com.baidu.input (pid 339)
11-13 09:32:00.769: I/ActivityManager(169): 75119 kB: A Services
11-13 09:32:00.769: I/ActivityManager(169): 56317 kB: android.process.acore (pid 883)
11-13 09:32:00.769: I/ActivityManager(169): 10625 kB: com.wandoujia.phoenix2 (pid 373)
11-13 09:32:00.769: I/ActivityManager(169): 8177 kB: android.process.media (pid 302)
11-13 09:32:00.769: I/ActivityManager(169): 21767 kB: B Services
11-13 09:32:00.769: I/ActivityManager(169): 6213 kB: com.qihoo.appstore (pid 653)
11-13 09:32:00.769: I/ActivityManager(169): 6133 kB: com.hyperkani.sliceice (pid 687)
11-13 09:32:00.769: I/ActivityManager(169): 5483 kB: com.gau.go.launcherex.gowidget.switchwidget (pid 970)
11-13 09:32:00.769: I/ActivityManager(169): 3938 kB: com.bel.android.dspmanager (pid 499)
11-13 09:32:00.769: I/ActivityManager(169): Total PSS: 205997 kB
11-13 09:32:00.769: I/ActivityManager(169): PID Vss Rss Pss Uss cmdline
11-13 09:32:00.769: I/ActivityManager(169): 883 82652K 82368K 56432K 53328K android.process.acore
11-13 09:32:00.769: I/ActivityManager(169): 169 55872K 55824K 30810K 27668K system_server
11-13 09:32:00.769: I/ActivityManager(169): 260 49768K 49644K 25685K 23128K com.android.systemui
11-13 09:32:00.769: I/ActivityManager(169): 1720 52912K 52840K 25325K 18908K com.rt.jxufe.book
11-13 09:32:00.769: I/ActivityManager(169): 108 49576K 28584K 21269K 16948K /system/bin/surfaceflinger
11-13 09:32:00.769: I/ActivityManager(169): 339 37140K 37036K 14426K 12392K com.baidu.input
11-13 09:32:00.769: I/ActivityManager(169): 373 33236K 33148K 10688K 8640K com.wandoujia.phoenix2
11-13 09:32:00.769: I/ActivityManager(169): 356 31828K 31732K 9499K 7680K com.android.phone
11-13 09:32:00.769: I/ActivityManager(169): 302 30560K 30456K 8242K 6272K android.process.media
11-13 09:32:00.769: I/ActivityManager(169): 653 28476K 28364K 6276K 4484K com.qihoo.appstore
11-13 09:32:00.769: I/ActivityManager(169): 687 28344K 28240K 6197K 4400K com.hyperkani.sliceice
11-13 09:32:00.769: I/ActivityManager(169): 970 27920K 27824K 5549K 3660K com.gau.go.launcherex.gowidget.switchwidget
11-13 09:32:00.769: I/ActivityManager(169): 109 28392K 28260K 4409K 1896K zygote
11-13 09:32:00.769: I/ActivityManager(169): 499 25228K 25108K 4002K 2260K com.bel.android.dspmanager
11-13 09:32:00.769: I/ActivityManager(169): 390 24768K 24648K 3789K 2036K com.android.smspush
11-13 09:32:00.769: I/ActivityManager(169): 111 5036K 5036K 2513K 2316K /system/bin/mediaserver
11-13 09:32:00.769: I/ActivityManager(169): 1252 1596K 1592K 1375K 1368K logcat
11-13 09:32:00.769: I/ActivityManager(169): 110 3200K 3200K 1010K 888K /system/bin/drmserver
11-13 09:32:00.769: I/ActivityManager(169): 117 2572K 2568K 931K 844K /system/bin/gpsd
11-13 09:32:00.769: I/ActivityManager(169): 2044 688K 680K 482K 476K procrank
11-13 09:32:00.769: I/ActivityManager(169): 105 1080K 1076K 476K 440K /system/bin/netd
11-13 09:32:00.769: I/ActivityManager(169): 301 832K 828K 378K 360K /system/bin/wpa_supplicant
11-13 09:32:00.769: I/ActivityManager(169): 232 548K 548K 305K 296K /system/bin/bluetoothd
11-13 09:32:00.769: I/ActivityManager(169): 103 736K 732K 302K 280K /system/bin/vold
11-13 09:32:00.769: I/ActivityManager(169): 120 448K 440K 246K 240K /system/bin/sdcard
11-13 09:32:00.769: I/ActivityManager(169): 123 216K 216K 200K 200K /sbin/adbd
11-13 09:32:00.769: I/ActivityManager(169): 1250 380K 372K 193K 188K /system/bin/sh
11-13 09:32:00.769: I/ActivityManager(169): 114 552K 544K 178K 164K /system/bin/keystore
11-13 09:32:00.769: I/ActivityManager(169): 1 236K 236K 172K 132K /init
11-13 09:32:00.769: I/ActivityManager(169): 112 384K 376K 152K 144K /system/bin/dbus-daemon
11-13 09:32:00.769: I/ActivityManager(169): 475 396K 392K 152K 144K /system/bin/dhcpcd
11-13 09:32:00.769: I/ActivityManager(169): 78 180K 180K 140K 100K /sbin/ueventd
11-13 09:32:00.769: I/ActivityManager(169): 113 344K 336K 122K 116K /system/bin/installd
11-13 09:32:00.769: I/ActivityManager(169): 115 324K 320K 114K 108K /system/bin/orientationd
11-13 09:32:00.769: I/ActivityManager(169): 116 324K 320K 110K 104K /system/bin/geomagneticd
11-13 09:32:00.769: I/ActivityManager(169): 223 316K 308K 98K 92K /system/bin/brcm_patchram_plus
11-13 09:32:00.769: I/ActivityManager(169): 102 288K 280K 97K 92K /system/bin/servicemanager
11-13 09:32:00.769: I/ActivityManager(169): 106 268K 260K 81K 76K /system/bin/debuggerd
11-13 09:32:00.769: I/ActivityManager(169): ------ ------ ------
11-13 09:32:00.769: I/ActivityManager(169): 242443K 202868K TOTAL
11-13 09:32:00.769: I/ActivityManager(169): RAM: 704112K total, 394256K free, 5748K buffers, 60052K cached, 600K shmem, 11928K slab
11-13 09:32:04.417: D/dalvikvm(2050): Late-enabling CheckJNI
11-13 09:32:04.417: I/ActivityManager(169): Start proc com.bcts.teachsystem for service com.bcts.teachsystem/.service.SessionBackstage: pid=2050 uid=1000 gids={1015, 3003, 3002, 3001}
11-13 09:32:04.441: D/dalvikvm(109): GC_EXPLICIT freed 38K, 74% free 2197K/8323K, paused 1ms+2ms
11-13 09:32:04.464: D/dalvikvm(109): GC_EXPLICIT freed <1K, 74% free 2197K/8323K, paused 1ms+2ms
11-13 09:32:04.488: D/dalvikvm(109): GC_EXPLICIT freed <1K, 74% free 2197K/8323K, paused 1ms+1ms
11-13 09:32:05.050: D/dalvikvm(1720): GC_EXPLICIT freed 462K, 41% free 4958K/8323K, paused 1ms+2ms
11-13 09:32:10.105: D/dalvikvm(169): GC_EXPLICIT freed 1149K, 43% free 5859K/10183K, paused 7ms+6ms
11-13 09:32:14.402: E/com.bcts.teachsystem.service.ChooseClassService(2050): com.bcts.teachsystem.service.ChooseClassService onStart中的intent报错！
11-13 09:32:15.066: D/dalvikvm(356): GC_EXPLICIT freed 71K, 70% free 2504K/8323K, paused 5ms+2ms
11-13 09:32:20.074: D/dalvikvm(390): GC_EXPLICIT freed 1K, 74% free 2209K/8323K, paused 4ms+2ms
最佳答案
0
这好像是当service运行在低内存的环境时，将会kill掉一些存在的进程。因此进程的优先级将会很重要，可以使用startForeground API将service放到前台状态。这样在低内存时被kill的几率更低，但是如果在极度极度低内存的压力下，该service还是会被kill掉。
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其他回答(1)
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