phone memory usage

Recently took over to maintain a good project, telnet to the server when the program execution special card, the use of Task Manager to view the system resource usage, monitoring for a period of time found that the CPU is small, but memory consumption is high, And then found that it is Sqlserver.exe this service occupies a large amount of memory, reached the near

The LinuxTOP command sorts processes by memory usage and by CPU usage P amp; ndash; lists processes in the order of CPU usage M amp; ndash; the process list is arranged in the order of memory usage. during system maintenance, yo

Download: http://pan.baidu.com/s/1skkSdI1 Password: KDCs01.Dalvik introduction and its advantages and file formats02. Stack-based vs. Register-based comparisons03.DEX and Odex file format and Odex detailed04.GC garbage collection mechanism05. Memory Monitoring Analysis Tool DDMS Introduction06. Memory Allocation Tracking Tool Ddms_alocation Tracker Detailed07. Introduction of monitoring tools and analysis t

Linux TOP commands are sorted by memory usage and by CPU usage P-process list in the order of CPU usage M-process list in the order of memory usage during system maintenance, you may need to check the CPU

Occasionally to dump some of the phone's memory, CPU information, see for themselves or to provide information to Rd, so for Android some basic adb command or familiar. To view memory with commands: 1, Top2, PS3, Procrank4, Dumpsys Meminfo All four commands are shell commands, so if running directly requires the ADB shell. Embedding programs, if you use Ddmlib to drive them, you can use Idevice.executeshell

1, the picture into a thumbnail and then load: The code is as follows1 bitmapfactory.options Options = new Bitmapfactory.options ();2 options.insamplesize = 2;3 Bitmap img = bitmapfactory.decodefile ("/sdcard/1.png", options); This code is read 1.png thumbnail, length, width is only 1/2 of the original picture. The size of the picture is reduced and the memory footprint is naturally smaller. The disadvantage of this is that the picture quality is ba

1, the picture into a thumbnail and then load: The code is as follows Copy Code 1 bitmapfactory.options Options = new Bitmapfactory.options ();2 options.insamplesize = 2;3 Bitmap img = bitmapfactory.decodefile ("/sdcard/1.png", options); This code is read 1.png thumbnail, length, width is only 1/2 of the original picture. The size of the picture is reduced and the memory footprint is naturally smaller. The disadv

UIWebView memory consumption is too high, crashes, memory overflow, the need for friends can refer to. In the project where the emulator runs UIWebView read Local magazine, no problem, the real machine test often crashes with memory overflow.I checked the data. Because of the memory leak caused by JS in HTML, the "Webk

Linux process Memory Consumption view method(1) TopYou can view the contents of the%mem directly after you use the top command. You can choose to view by process or by user, if you want to see the process memory usage of the Oracle user, you can use the following command:$ top-u Oracle(2) PmapDepending on the process, you can view the

1, find the "File management" icon in the small main cell phone, then click it to open into 2, after we open the "file management" will see that there is a detailed classification, the following figure shows the file accounted for about 300M of storage. 3, if we take a look at the "installation package" These are useless to be deleted directly. 4, Next we can enter the picture, music, video here, first in accordance with the siz

BSTR Usage myths and hidden memory corruption and memory leaksMagictongBrief introductionThe data structure of a BSTR is not the problem discussed in this article, but it is the foundation of this article. In solving the problem of cross-platform programming of COM, it is necessary to define a common type of string, it is invented, and its structure is easily mat

How can we optimize the memory usage of oracle? For the convenience of development, we want to reduce the memory occupied by oracle at ordinary times. The following describes how to reduce memory usage by adjusting oracle memory p

Background: Sometimes you need to look at the CPU and occupancy of a process, sometimes you need to look at a single occupancy of the overall process. I. Linux PS command to view CPU and memory usage of a process [[emailprotected] vhost]# PS aux user pid%cpu%memvsz RSS TTY STATSTART time Command Explanation: PS command under Linux USER Process Run User pid process number %CPU process CPU Utilization

Note: All methods require root, and all the apps involved need to be rooted.need tools: 1, swap scripts, 2, HyperTerminal, 3, BusyBox (recommended cottage users to install this app)Tool Set DownloadOperation Steps1 Install busybox, install the APK and then click the app to run the installation once.2 Setting virtual Memory boot-up:(Note: If the state does not want to boot can skip this step, the premise is that because the old machine built virtual

9.1 Storage area of the phoneThe storage area of the phone is usually two places: one: The internal storage space of the mobile phone, understood as a piece of micro-hard disk/data/data/; second: External storage SD Card9.2 Methods to catch Exceptions principleIf the method has a return value, it is captured with a try catch, and if the return value of the method is of type void, an exception is thrown with

Centos cleanup memory recovery and release and memory usage check commands, centos cleanup Memory usage before cleaningFree-m Run the following command to clear the memory: Echo 1>/proc/sys/vm/drop_caches Run the following com

algorithm invented by RSA, and the non-reversible encryption Standard SHS (Secure hash standards, secure hash information standard) recommended by the U.S. National Standards Bureau. Basically it is:Display memory = Storage Memorystore memory encryption is saved in the validation variable. just before each display/use of memory, you control the encryption and va

To install the storage card, follow these steps:1. Note that when we buy a mobile phone, we will send a "pin", we take out the prepared needle and then aim at the small hole on the phone side to eject the Cato card. (Make sure the pin is perpendicular to the small hole.) Otherwise, the device may be damaged. ）2. Pull the Cato gently out of the Cato slot.3. Now put the golden contact of the SD

My test results:Picture occupies memory picture size . png File size 1MB 512*512 316KB4MB 1024*1024 940KB16MB 2048*2048 2.5MB1.11MB 512*568693KB 320*568 186KB2.773MB 640*1136 664KB6.240MB 960*1704 1.1MBFrom the above test data can be concluded that:IOS pictures loaded into memory occupy memory size for picture width * picture height ; The figure here is the