# this commond exe in some computers very slowly

**URL:** https://discourse.cmake.org/t/this-commond-exe-in-some-computers-very-slowly/2378
**Category:** Usage
**Tags:** os:windows
**Created:** [December 15, 2020, 3:23pm UTC](https://discourse.cmake.org/t/this-commond-exe-in-some-computers-very-slowly/2378 "2020-12-15T15:23:32Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![renpengcheng4612](https://discourse.cmake.org/user_avatar/discourse.cmake.org/renpengcheng4612/32/1035_2.png) [@renpengcheng4612](https://discourse.cmake.org/u/renpengcheng4612)
#### Post date: [December 15, 2020, 3:23pm UTC](https://discourse.cmake.org/t/this-commond-exe-in-some-computers-very-slowly/2378/1 "2020-12-15T15:23:32Z")

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[cmake] D:\HarmonySdk\3.0.1.93\native\3.0.1.93\build-tools\cmake\bin\cmake.exe -HC:\Users\Administrator\DevEcoStudioProjects\cpptest\entry\src\main\cpp\ -BC:\Users\Administrator\DevEcoStudioProjects\cpptest\entry.cxx\debug\arm64-v8a -DOHOS\_ARCH=arm64-v8a -DCMAKE\_L  
IBRARY\_OUTPUT\_DIRECTORY=C:\Users\Administrator\DevEcoStudioProjects\cpptest\entry\build\intermediates\cmake\debug\obj\arm64-v8a -DCMAKE\_BUILD\_TYPE=Debug -DOHOS\_SDK\_NATIVE=D:\HarmonySdk\3.0.1.93\native\3.0.1.93 -DCMAKE\_SYSTEM\_NAME=OHOS -DCMAKE\_OHOS\_ARCH\_ABI=arm64-v8  
a -DCMAKE\_EXPORT\_COMPILE\_COMMANDS=ON -DCMAKE\_TOOLCHAIN\_FILE=D:\HarmonySdk\3.0.1.93\native\3.0.1.93\build\cmake\ohos.toolchain.cmake -G Ninja -DCMAKE\_MAKE\_PROGRAM=D:\HarmonySdk\3.0.1.93\native\3.0.1.93\build-tools\cmake\bin\ninja.exe

is this cmmond can be optimize

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<div class="post-metadata">

### Author: ![renpengcheng4612](https://discourse.cmake.org/user_avatar/discourse.cmake.org/renpengcheng4612/32/1035_2.png) [@renpengcheng4612](https://discourse.cmake.org/u/renpengcheng4612)
#### Post date: [December 15, 2020, 3:18pm UTC](https://discourse.cmake.org/t/this-commond-exe-in-some-computers-very-slowly/2378/2 "2020-12-15T15:18:46Z")

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[https://gitlab.kitware.com/cmake/cmake/-/issues/21602](https://gitlab.kitware.com/cmake/cmake/-/issues/21602)

is the commond have some issue ?

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<div class="post-metadata">

### Author: ![ben.boeckel](https://discourse.cmake.org/letter_avatar_proxy/v4/letter/b/ea5d25/32.png) [@ben.boeckel](https://discourse.cmake.org/u/ben.boeckel)
#### Post date: [December 15, 2020, 4:03pm UTC](https://discourse.cmake.org/t/this-commond-exe-in-some-computers-very-slowly/2378/3 "2020-12-15T16:03:04Z")

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What is the exact compilation line that is taking so long?

The issue has this output:

```auto
Platform/OHOS

```

what is this platform? We may need to add information about it.