from example(bplapply), after register(MulticoreParam(2, timeout=5))
bplppl> bplapply(1:10, fun)
*Error in socketConnection(host, port, TRUE, TRUE, "a+b", timeout =
timeout) : *
* cannot open the connection*
*In addition: Warning message:*
*In socketConnection(host, port, TRUE, TRUE, "a+b", timeout = timeout) :*
* problem in listening on this socket*
I have tried turning off firewall, setting an open port, etc., to no avail.
> options(mc.cores=2); system.time(mclapply(1:10, function(x)Sys.sleep(1)))
user system elapsed
0.264 0.114 5.014
> sessionInfo()
R version 3.4.3 beta (2017-11-20 r73757)
Platform: x86_64-apple-darwin15.6.0 (64-bit)
Running under: macOS Sierra 10.12.6
Matrix products: default
BLAS:
/Library/Frameworks/R.framework/Versions/3.4/Resources/lib/libRblas.0.dylib
LAPACK:
/Library/Frameworks/R.framework/Versions/3.4/Resources/lib/libRlapack.dylib
locale:
[1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8
attached base packages:
[1] parallel stats graphics grDevices utils datasets methods
[8] base
other attached packages:
[1] boot_1.3-20 BiocParallel_1.12.0 rmarkdown_1.8
loaded via a namespace (and not attached):
[1] compiler_3.4.3 backports_1.1.1 magrittr_1.5 rprojroot_1.2
[5] tools_3.4.3 htmltools_0.3.6 Rcpp_0.12.13 stringi_1.1.6
[9] knitr_1.17 stringr_1.2.0 digest_0.6.12 evaluate_0.10.1
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