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Diffstat (limited to 'LIMITATION.md')
| -rw-r--r-- | LIMITATION.md | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/LIMITATION.md b/LIMITATION.md index deda0ad..1638241 100644 --- a/LIMITATION.md +++ b/LIMITATION.md @@ -1,21 +1,27 @@ # Limitation ``` -* Bazel build takes lots of time, since it like bitbake which has own rules - and builds everything from scratch. Currently bazel could not reuse Yocto - DEPENDS/RDEPENDS. +* Target arch only supports 64 bit arm and 64 bit x86. BSP (MACHINE) + incluced in above archs should be supported. + +* Bazel build takes lots of time, it has own rules and builds everything + from scratch. Currently bazel could not reuse Yocto DEPENDS/RDEPENDS. * In order to run tensorflow cases in a reasonable time, although it builds - successfully on qemuarm, qemuarm64, qemumips, qemumips64, qemux86 and - qemux86-64, only qemux86-64 with kvm for runtime test. + successfully on qemuarm, qemuarm64, qemux86 and qemux86-64, only qemux86-64 + with kvm for runtime test. -* It failed to use pre-build model to do predict/inference on big-endian platform - (such as qemumips), since upstream does not support big-endian very well +* It failed to use pre-build model to do predict/inference on big-endian + platform, since upstream does not support big-endian very well https://github.com/tensorflow/tensorflow/issues/16364 -* Do not support 32-bit powerpc (qemuppc) since BoringSSL does not support it. - (BoringSSL is a fork of OpenSSL used to implement cryptography and TLS across - most of Google's products) - * If host(build system) is not x86_64, please add meta-java to BBLAYERS in conf/bblayers.conf (git://git.yoctoproject.org/meta-java) + +* Due to tensorflow build requires lots of CPU and Memory, in order to + avoid out of memory issue, explicitly set the number of local CPU + threads available to 25% of total number of local CPU cores and + the amount of local host RAM (in MB) available to 25% of total amount + of local host RAM by default. If host is powerful enough, adjust BAZEL_JOBS + and BAZEL_MEM in local.conf to override default set. If set BAZEL_JOBS = "" + and BAZEL_MEM = "", there will be no limitation on the available CPU and RAM. ``` |