profiler

来源： https://stackoverflow.com/questions/32926847/profiling-a-python-program-with-pycharm-or-any-other-ide

来源： https://stackoverflow.com/questions/63990981/why-does-cmp-instruction-cost-too-much-time

来源： https://stackoverflow.com/questions/36284152/how-to-use-yii2-debugger-when-developing-restful-application

问题 When I run gprof on my C program it says no time accumulated for my program and shows 0 time for all function calls. However it does count the function calls. How do I modify my program so that gprof will be able to count how much time something takes to run? 回答1: Did you specify -pg when compiling? http://sourceware.org/binutils/docs-2.20/gprof/Compiling.html#Compiling Once it is compiled, you run the program and then run gprof on the binary. E.g.: test.c: #include <stdio.h> int main () {

问题 When I run gprof on my C program it says no time accumulated for my program and shows 0 time for all function calls. However it does count the function calls. How do I modify my program so that gprof will be able to count how much time something takes to run? 回答1: Did you specify -pg when compiling? http://sourceware.org/binutils/docs-2.20/gprof/Compiling.html#Compiling Once it is compiled, you run the program and then run gprof on the binary. E.g.: test.c: #include <stdio.h> int main () {

问题 I'm having a few OutOfMemory errors on long running sessions of my Android App. To find the cause I'm trying to use the Android Studio Profiler but it stops working and freezes the app within 10 seconds of use. There's a screenshot of the Android Studio Screen. It logs the activities within the first seconds, then it just freezes the app and stops logging anything -> https://ibb.co/QXLhqnz Last lines of my logcat reads (the last lines keep repeating with increasing time, I changed my package

问题 As it currently stands, this question is not a good fit for our Q&A format. We expect answers to be supported by facts, references, or expertise, but this question will likely solicit debate, arguments, polling, or extended discussion. If you feel that this question can be improved and possibly reopened, visit the help center for guidance. Closed 7 years ago . What other programs do the same thing as gprof? 回答1: Valgrind has an instruction-count profiler with a very nice visualizer called

问题 As it currently stands, this question is not a good fit for our Q&A format. We expect answers to be supported by facts, references, or expertise, but this question will likely solicit debate, arguments, polling, or extended discussion. If you feel that this question can be improved and possibly reopened, visit the help center for guidance. Closed 7 years ago . What other programs do the same thing as gprof? 回答1: Valgrind has an instruction-count profiler with a very nice visualizer called

问题 I had no such error with High Sierra, now with Mojave my application done with Swift 4 is issuing this error. It will happen when I try to get software information by call: /usr/sbin/system_profiler SPApplicationsDataType My application wont fail and works but I notice that it will expose this error when running: system_profiler[2052:52918] [logging-persist] os_unix.c:42249: (0) open(/var/db/DetachedSignatures) - Undefined error: 0 I guess it is related to code signatures but I don't know how

问题 I'm trying to use QML Profiler to find out what is slowing my program down, but when I start it, I get this message: QML Profiler: Connecting to debug server at 127.0.0.1:50540 ... QML Profiler: Resolving host QML Profiler: Establishing network connection ... QML Profiler: Network connection dropped which repeats for a few second, and eventually a popup appears saying: Could not connect to the in-process QML Profiler. Do you want to retry? I have checked Enable QML Debugging and Profiling in