文章分类 - Android
摘要：Block-Based OTAs You can enable block-based over-the-air (OTA) updates for new devices running Android 5.0. OTA is the mechanism by which OEMs remotel
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posted @ 2016-04-20 11:02
dolinux
摘要：Inside OTA Packages The system builds the updater binary from bootable/recovery/updater and uses it in an OTA package. The package itself is a .zip fi
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posted @ 2016-04-20 11:02
dolinux
摘要：OTA Updates Android devices in the field can receive and install over-the-air (OTA) updates to the system and application software. Devices have a spe
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posted @ 2016-04-20 10:51
dolinux
摘要：OTA Package Tools The ota_from_target_files tool provided in build/tools/releasetools can build two types of package: full and incremental. The tool t
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posted @ 2016-04-20 10:51
dolinux
摘要：Setting up Device Testing These are the essential elements that must exist for OEM devices to ensure minimal support for managed profiles: Profile Own
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posted @ 2016-04-20 10:48
dolinux
摘要：Building Multiuser-Aware Apps When a device supports multiple users, its apps must be made aware of these distinct users. Certain apps need to have so
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posted @ 2016-04-20 10:47
dolinux
摘要：Provisioning for Device Administration This page describes the process for deploying devices to corporate users. Device owner provisioning can be acco
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posted @ 2016-04-20 10:43
dolinux
摘要：Supporting Multiple Users This document describes the Android multi-user feature. It allows more than one user on a single Android device by separatin
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posted @ 2016-04-20 10:42
dolinux
摘要：Employing Managed Profiles A managed profile or work profile is an Android user with some additional special properties around management and visual a
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posted @ 2016-04-20 10:42
dolinux
摘要：Implementing Device Administration This page walks you through the many features in Android 5.0 and higher platform release that need to be enabled an
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posted @ 2016-04-20 10:41
dolinux
摘要：Device Administration Devices running Android 5.0 and later with the managed_users feature declared can be used in a corporate environment under the a
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posted @ 2016-04-20 10:40
dolinux
摘要：Viewing Network Usage Data Using the command adb shell dumpsys netstats detail provides network usage statistics collected since the device booted up.
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posted @ 2016-04-20 10:39
dolinux
摘要：Viewing RAM Usage Data (procstats) The procstats tool is used to analyze application memory usage over time (versus at a particular snapshot in time,
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posted @ 2016-04-20 10:39
dolinux
摘要：Data Usage Tags Explained Tags represent one of the metrics the data usage counters will be tracked against. By default, and implicitly, a tag is just
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posted @ 2016-04-20 10:36
dolinux
摘要：Kernel Changes This is a summary of the main changes in the kernel that diverge from mainline. added net/netfilter/xt_qtaguid* imported then modified
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posted @ 2016-04-20 10:36
dolinux
摘要：Overview The per-application/delegated data usage monitoring and tracking functionality relies on the xt_qtaguid module in the android-3.0 Linux kerne
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posted @ 2016-04-20 10:35
dolinux
摘要：Tethering data Tethering involves forwarding of traffic from one network interface to another using iptables forwarding rules. The framework periodica
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posted @ 2016-04-20 10:32
dolinux
摘要：Usage Cycle Reset Dates Users can specify a day of month upon which their data usage resets. Internally, cycle boundaries are defined to end at midnig
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posted @ 2016-04-20 10:32
dolinux
摘要：Network Interface Statistics Overview In Android 4.0, statistics reported by Linux network interfaces are recorded over time, and are used to enforce
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posted @ 2016-04-20 10:31
dolinux
摘要：Excluding Network Types from Usage Data A mobile operator may wish to exclude specific network types from the total data usage calculated by a device.
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posted @ 2016-04-20 10:31
dolinux
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