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] > <javascript:>> 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.com/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] >> <javascript:> >> To unsubscribe from this group, send email to >> [email protected] <javascript:> >> 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] <javascript:>. >> 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.
