search for: forkcluster

...8 > parallel::pvec(1:2, FUN = function(x) Sys.getpid() + x/10) [1] 14058.1 14058.2 > f <- parallel::mcparallel(Sys.getpid()) Error in allowFork(assert = TRUE) : Forked processing is not allowed per option ?fork.allowed? or environment variable ?R_FORK_ALLOWED? > cl <- parallel::makeForkCluster(1L) Error in allowFork(assert = TRUE) : Forked processing is not allowed per option ?fork.allowed? or environment variable ?R_FORK_ALLOWED? > The patch is: Index: src/library/parallel/R/unix/forkCluster.R =================================================================== --- src/library/pa...

...tpid() + x/10) >> [1] 14058.1 14058.2 >>> f <- parallel::mcparallel(Sys.getpid()) >> Error in allowFork(assert = TRUE) : >> Forked processing is not allowed per option ?fork.allowed? or >> environment variable ?R_FORK_ALLOWED? >>> cl <- parallel::makeForkCluster(1L) >> Error in allowFork(assert = TRUE) : >> Forked processing is not allowed per option ?fork.allowed? or >> environment variable ?R_FORK_ALLOWED? >> The patch is: >> Index: src/library/parallel/R/unix/forkCluster.R >> =========================================...

...N = function(x) Sys.getpid() + x/10) > [1] 14058.1 14058.2 >> f <- parallel::mcparallel(Sys.getpid()) > Error in allowFork(assert = TRUE) : > Forked processing is not allowed per option ?fork.allowed? or > environment variable ?R_FORK_ALLOWED? >> cl <- parallel::makeForkCluster(1L) > Error in allowFork(assert = TRUE) : > Forked processing is not allowed per option ?fork.allowed? or > environment variable ?R_FORK_ALLOWED? > > The patch is: > > Index: src/library/parallel/R/unix/forkCluster.R > =====================================================...

...58.2 >>>>> f <- parallel::mcparallel(Sys.getpid()) >>>> Error in allowFork(assert = TRUE) : >>>> Forked processing is not allowed per option ?fork.allowed? or >>>> environment variable ?R_FORK_ALLOWED? >>>>> cl <- parallel::makeForkCluster(1L) >>>> Error in allowFork(assert = TRUE) : >>>> Forked processing is not allowed per option ?fork.allowed? or >>>> environment variable ?R_FORK_ALLOWED? >>>> The patch is: >>>> Index: src/library/parallel/R/unix/forkCluster.R >>&gt...

On Mon, 15 Apr 2019 at 08:44, Tomas Kalibera <tomas.kalibera at gmail.com> wrote: > > On 4/13/19 12:05 PM, I?aki Ucar wrote: > > On Sat, 13 Apr 2019 at 03:51, Kevin Ushey <kevinushey at gmail.com> wrote: > >> I think it's worth saying that mclapply() works as documented > > Mostly, yes. But it says nothing about fork's copy-on-write and memory >

...- parallel::mcparallel(Sys.getpid()) >>>>>> Error in allowFork(assert = TRUE) : >>>>>> Forked processing is not allowed per option ?fork.allowed? or >>>>>> environment variable ?R_FORK_ALLOWED? >>>>>>> cl <- parallel::makeForkCluster(1L) >>>>>> Error in allowFork(assert = TRUE) : >>>>>> Forked processing is not allowed per option ?fork.allowed? or >>>>>> environment variable ?R_FORK_ALLOWED? >>>>>> The patch is: >>>>>> Index: src/library/p...

...1] 14058.1 14058.2 > >>> f <- parallel::mcparallel(Sys.getpid()) > >> Error in allowFork(assert = TRUE) : > >> Forked processing is not allowed per option ?fork.allowed? or > >> environment variable ?R_FORK_ALLOWED? > >>> cl <- parallel::makeForkCluster(1L) > >> Error in allowFork(assert = TRUE) : > >> Forked processing is not allowed per option ?fork.allowed? or > >> environment variable ?R_FORK_ALLOWED? > >> The patch is: > >> Index: src/library/parallel/R/unix/forkCluster.R > >> ===========...

...;> f <- parallel::mcparallel(Sys.getpid()) > >>>> Error in allowFork(assert = TRUE) : > >>>> Forked processing is not allowed per option ?fork.allowed? or > >>>> environment variable ?R_FORK_ALLOWED? > >>>>> cl <- parallel::makeForkCluster(1L) > >>>> Error in allowFork(assert = TRUE) : > >>>> Forked processing is not allowed per option ?fork.allowed? or > >>>> environment variable ?R_FORK_ALLOWED? > >>>> The patch is: > >>>> Index: src/library/parallel/R/unix/...

...- parallel::mcparallel(Sys.getpid()) >>>>>> Error in allowFork(assert = TRUE) : >>>>>> Forked processing is not allowed per option ?fork.allowed? or >>>>>> environment variable ?R_FORK_ALLOWED? >>>>>>> cl <- parallel::makeForkCluster(1L) >>>>>> Error in allowFork(assert = TRUE) : >>>>>> Forked processing is not allowed per option ?fork.allowed? or >>>>>> environment variable ?R_FORK_ALLOWED? >>>>>> The patch is: >>>>>> Index: src/library/p...

...;> f <- parallel::mcparallel(Sys.getpid()) > >>>> Error in allowFork(assert = TRUE) : > >>>> Forked processing is not allowed per option ?fork.allowed? or > >>>> environment variable ?R_FORK_ALLOWED? > >>>>> cl <- parallel::makeForkCluster(1L) > >>>> Error in allowFork(assert = TRUE) : > >>>> Forked processing is not allowed per option ?fork.allowed? or > >>>> environment variable ?R_FORK_ALLOWED? > >>>> The patch is: > >>>> Index: src/library/parallel/R/unix/...

...- parallel::mcparallel(Sys.getpid()) >>>>>> Error in allowFork(assert = TRUE) : >>>>>> Forked processing is not allowed per option ?fork.allowed? or >>>>>> environment variable ?R_FORK_ALLOWED? >>>>>>> cl <- parallel::makeForkCluster(1L) >>>>>> Error in allowFork(assert = TRUE) : >>>>>> Forked processing is not allowed per option ?fork.allowed? or >>>>>> environment variable ?R_FORK_ALLOWED? >>>>>> The patch is: >>>>>> Index: src/library/p...

...el(Sys.getpid()) > >>>>>> Error in allowFork(assert = TRUE) : > >>>>>> Forked processing is not allowed per option ?fork.allowed? or > >>>>>> environment variable ?R_FORK_ALLOWED? > >>>>>>> cl <- parallel::makeForkCluster(1L) > >>>>>> Error in allowFork(assert = TRUE) : > >>>>>> Forked processing is not allowed per option ?fork.allowed? or > >>>>>> environment variable ?R_FORK_ALLOWED? > >>>>>> The patch is: > >>>>>...

Hi, I am experiencing a problem related to serialization behavior in 2.15.0 beta (binary installed from Debian unstable) and 2.16.0 (from svn) that is not present in 2.14.2 (binary from Debian testing). I don't fully understand the problem. Also, I tried but have not yet been able to create a small, self-contained example that reproduces the problem. However, I do have a large, not