Re: Docker image for impala development

2017-11-15 Thread Jim Apple
I don't know of a up-to-date docker image or dockerfile. When you say "following the apache site docker image for impala dev steps", I assume you mean this page: https://cwiki.apache.org/confluence/display/IMPALA/Docker+for+Impala+Developers It does take a lot of time and a lot of disk space,

Docker image for impala development

2017-11-15 Thread Sandish Kumar HN
Hi, Does any have docker image for impala dev ? Atleast the docker file script? I have been following the apache site docker image for impala dev steps, which is taking lot of time to build and taking large amount of disk space, which is an issue to upload to docker hub. Please suggest me some

Re: thread_local compatible with other threading models?

2017-11-15 Thread Todd Lipcon
We use __thread pretty extensively in Kudu and it works fine. That said, we make sure that all of our __thread variables are PODs or pointers, and in the case that we want to actually run a destructor on thread-exit, we use our own wrappers in kudu/util/thread_local.h which take care of

Re: thread_local compatible with other threading models?

2017-11-15 Thread Tim Armstrong
Pretty sure that boost::thread uses pthreads under the covers, so I think the question is whether thread_local works with the lowest common denoninator pthreads. It sounds like thread_local uses an older mechanism __thread under the covers that