The results of the finder are cached in out/.module_paths/files.db, so once the command has completed successfully once the next runs will be much faster. You could try wiping that file to reproduce it again, or run with a different value for OUT_DIR (OUT_DIR=out2 lunch ...).
On Wed, Dec 20, 2017 at 1:58 PM, Peter Warrington <[email protected]> wrote: > Hello, the command has now started to work like normal after leaving it > for a while, so my problem might not be the same as Alessandro's. > Unfortunately, I cannot upload a bigger stack trace until tomorrow because > of the time in my timezone. Sorry! > > On Wednesday, December 20, 2017 at 9:48:34 PM UTC, Colin Cross wrote: >> >> Can you attach a longer strace with -T ? >> >> On Wed, Dec 20, 2017 at 1:28 PM, Peter Warrington <[email protected]> >> wrote: >> >>> Thank you! That is very interesting. In case it helps, I benchmarked my >>> external HDD and it has an average read rate of 92.0 MB/s and an average >>> access time of 16.37 msec. However, I didn't have any trouble with this >>> previously. >>> >>> On Wednesday, December 20, 2017 at 9:06:16 PM UTC, Colin Cross wrote: >>>> >>>> Nothing looks wrong in that strace, it is making forward progress. It >>>> needs to read every directory and stat every file in the tree, is your >>>> filesystem very slow for some reason? >>>> >>>> One difference I see between the old implementation using the find tool >>>> and the new implementation is that find seems to be able to avoiding >>>> calling stat on every directory entry, because the relevant information >>>> (whether the entry is a subdirectory or a file) is contained in the return >>>> from the getdents64 syscall. The Go implementation is ignoring that >>>> information and has to call lstat to get it. >>>> >>>> On Wed, Dec 20, 2017 at 11:32 AM, Peter Warrington <[email protected] >>>> > wrote: >>>> >>>>> Attached is a partial strace. >>>>> >>>>> On Wednesday, December 20, 2017 at 7:06:31 PM UTC, Colin Cross wrote: >>>>>> >>>>>> From the stack trace after ctrl-c, lunch will be waiting for the >>>>>> child soong_ui process to complete. An strace of that process would be >>>>>> interesting. >>>>>> >>>>>> On Mon, Dec 18, 2017 at 4:12 PM, Alessandro Brucato < >>>>>> [email protected]> wrote: >>>>>> >>>>>>> This is the output of strace attached to the process in which I >>>>>>> execute "lunch". >>>>>>> >>>>>>> >>>>>>> >>>>>>> <https://lh3.googleusercontent.com/-Rk-T1kCPUnA/WjhYORJYCKI/AAAAAAAAGSY/LIzqOc58jvkTpj7dowKqjz1OsKoAy0dZQCLcBGAs/s1600/strace.PNG> >>>>>>> >>>>>>> When "lunch" is stuck, the output of strace ends with "wait4(-1,". >>>>>>> All the remaining part appears when I abort "lunch" with CTRL+C. >>>>>>> >>>>>>> Maybe this issue is due to the fact that I'm using a guest in >>>>>>> Virtualbox? >>>>>>> >>>>>>> Il giorno lunedì 18 dicembre 2017 23:45:48 UTC+1, Colin Cross ha >>>>>>> scritto: >>>>>>>> >>>>>>>> Can you capture the full output of all the stack traces? >>>>>>>> >>>>>>>> It's getting stuck while trying to walk all the checked-out code >>>>>>>> looking for various build files. If it was completely deadlocked then >>>>>>>> it >>>>>>>> would have died on its own, so it's probably stuck in a loop somehow. >>>>>>>> >>>>>>>> On Mon, Dec 18, 2017 at 8:12 AM, Alessandro Brucato < >>>>>>>> [email protected]> wrote: >>>>>>>> >>>>>>>>> Hello, I'm trying to build the Android source code for my Hikey >>>>>>>>> 960 board. >>>>>>>>> I'm following this video tutorial https://www.youtube.c >>>>>>>>> om/watch?v=RD_NZRKiZBU in parallel to the official Android guide >>>>>>>>> https://source.android.com/setup/devices#hikey-boards. >>>>>>>>> >>>>>>>>> >>>>>>>>> Everything went fine until I reached the command "lunch >>>>>>>>> hikey960-userdebug". It blocks, without returning any output. I left >>>>>>>>> it >>>>>>>>> "working" for 1 hour and then I aborted it (even if I know that this >>>>>>>>> command should take few seconds). If I execute only "lunch" it shows >>>>>>>>> the >>>>>>>>> list of available build targets, and when I select >>>>>>>>> "hikey960-userdebug" it >>>>>>>>> blocks. When I abort it with CTRL+C, it says "Still alive, killing >>>>>>>>> subprocesses" and then it shows a lot of messages referring to >>>>>>>>> threads. >>>>>>>>> Here is the screenshot https://ibb.co/k32KQR >>>>>>>>> I noticed that also the "make" command (inside the AOSP directory) >>>>>>>>> has the same behaviour. >>>>>>>>> >>>>>>>>> >>>>>>>>> This is the list of commands I've used during the process: >>>>>>>>> >>>>>>>>> >>>>>>>>> sudo apt-get install openjdk-7-jdk >>>>>>>>> >>>>>>>>> sudo apt-get install git-core gnupg flex bison gperf >>>>>>>>> build-essential zip curl zlib1g-dev gcc-multilib g++-multilib >>>>>>>>> libc6-dev-i386 lib32ncurses5-dev x11proto-core-dev libx11-dev >>>>>>>>> lib32z-dev >>>>>>>>> ccache libgl1-mesa-dev libxml2-utils xsltproc unzip >>>>>>>>> >>>>>>>>> mkdir output >>>>>>>>> >>>>>>>>> export OUT_DIR_COMMON_BASE=/home/brucedh/output/ >>>>>>>>> >>>>>>>>> mkdir ~/bin >>>>>>>>> >>>>>>>>> PATH=~/bin:$PATH >>>>>>>>> >>>>>>>>> curl https://storage.googleapis.com/git-repo-downloads/repo > >>>>>>>>> ~/bin/repo >>>>>>>>> >>>>>>>>> chmod a+x ~/bin/repo >>>>>>>>> >>>>>>>>> mkdir dev >>>>>>>>> >>>>>>>>> cd dev >>>>>>>>> >>>>>>>>> mkdir hikey960 >>>>>>>>> >>>>>>>>> cd hikey960 >>>>>>>>> >>>>>>>>> git config --global user.name "<REDACTED>" >>>>>>>>> >>>>>>>>> git config --global user.email "<REDACTED>" >>>>>>>>> >>>>>>>>> repo init -u https://android.googlesource.com/platform/manifest >>>>>>>>> -b master >>>>>>>>> >>>>>>>>> repo sync –j4 >>>>>>>>> >>>>>>>>> git clone https://android.googlesource.com/kernel/hikey-linaro >>>>>>>>> >>>>>>>>> cd hikey-linaro >>>>>>>>> >>>>>>>>> git checkout -b android-hikey-linaro-4.9 >>>>>>>>> origin/android-hikey-linaro-4.9 >>>>>>>>> >>>>>>>>> make ARCH=arm64 menuconfig >>>>>>>>> >>>>>>>>> make ARCH=arm64 hikey960_defconfig >>>>>>>>> >>>>>>>>> PATH=/home/brucedh/dev/hikey960/prebuilts/gcc/linux-x86/ >>>>>>>>> aarch64/aarch64-linux-android-4.9/bin/:$PATH >>>>>>>>> >>>>>>>>> make ARCH=arm64 CROSS_COMPILE=aarch64-linux-android- -j4 >>>>>>>>> >>>>>>>>> cp arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dtb >>>>>>>>> ../device/linaro/hikey-kernel/hi3660-hikey960.dtb-4.9 >>>>>>>>> >>>>>>>>> cp arch/arm64/boot/Image.gz ../device/linaro/hikey-kernel/ >>>>>>>>> Image.gz-hikey960-4.9 >>>>>>>>> >>>>>>>>> cd ~/dev/hikey960 >>>>>>>>> >>>>>>>>> . ./build/envsetup.sh >>>>>>>>> >>>>>>>>> lunch hikey960-userdebug >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> I'm using Ubuntu 16.04 LTS as guest on Virtualbox. I tried to do >>>>>>>>> all the process once again from the beginning with a new virtualbox >>>>>>>>> image, >>>>>>>>> but I found the same problem. >>>>>>>>> >>>>>>>>> Thanks in advance! >>>>>>>>> >>>>>>>>> -- >>>>>>>>> -- >>>>>>>>> You received this message because you are subscribed to the >>>>>>>>> "Android Building" mailing list. >>>>>>>>> To post to this group, send email to [email protected] >>>>>>>>> To unsubscribe from this group, send email to >>>>>>>>> [email protected] >>>>>>>>> For more options, visit this group at >>>>>>>>> http://groups.google.com/group/android-building?hl=en >>>>>>>>> >>>>>>>>> --- >>>>>>>>> You received this message because you are subscribed to the Google >>>>>>>>> Groups "Android Building" group. >>>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>>> send an email to [email protected]. >>>>>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>> -- >>>>>>> You received this message because you are subscribed to the "Android >>>>>>> Building" mailing list. >>>>>>> To post to this group, send email to [email protected] >>>>>>> To unsubscribe from this group, send email to >>>>>>> [email protected] >>>>>>> For more options, visit this group at >>>>>>> http://groups.google.com/group/android-building?hl=en >>>>>>> >>>>>>> --- >>>>>>> You received this message because you are subscribed to the Google >>>>>>> Groups "Android Building" group. >>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>> send an email to [email protected]. >>>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>>> >>>>>> >>>>>> -- >>>>> -- >>>>> You received this message because you are subscribed to the "Android >>>>> Building" mailing list. >>>>> To post to this group, send email to [email protected] >>>>> To unsubscribe from this group, send email to >>>>> [email protected] >>>>> For more options, visit this group at >>>>> http://groups.google.com/group/android-building?hl=en >>>>> >>>>> --- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "Android Building" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> For more options, visit https://groups.google.com/d/optout. >>>>> >>>> >>>> -- >>> -- >>> You received this message because you are subscribed to the "Android >>> Building" mailing list. >>> To post to this group, send email to [email protected] >>> To unsubscribe from this group, send email to >>> [email protected] >>> For more options, visit this group at >>> http://groups.google.com/group/android-building?hl=en >>> >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "Android Building" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- > -- > You received this message because you are subscribed to the "Android > Building" mailing list. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/android-building?hl=en > > --- > You received this message because you are subscribed to the Google Groups > "Android Building" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- -- You received this message because you are subscribed to the "Android Building" mailing list. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-building?hl=en --- You received this message because you are subscribed to the Google Groups "Android Building" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
