Re: [R] Issue with mcapply

2015-06-11 Thread AROONALOK PYNE
Thanks a lot Rainer On Thu, Jun 11, 2015 at 4:24 PM, Rainer M Krug wrote: > > Again: please keep this on r-help! > > AROONALOK PYNE writes: > > > Hi, > > > > My system has 4GB memory. On running htop command on linux terminal, for > > c(999), a() rug on single cpu core showed stats for

Re: [R] Issue with mcapply

2015-06-11 Thread Rainer M Krug
Again: please keep this on r-help! AROONALOK PYNE writes: > Hi, > > My system has 4GB memory. On running htop command on linux terminal, for > c(999), a() rug on single cpu core showed stats for 100% cpu > utilization. On reaching b(), the entire system hanged (no response and the > cp

Re: [R] Issue with mcapply

2015-06-11 Thread Rainer M Krug
Please keep this on the r-help mailing list. AROONALOK PYNE writes: > R version 3.0.2 (2013-09-25) > > > Large value : 999 > > > I rerun the code as c(1000) for which your machine works fine but > my code still hangs on reaching b(). I am running it from Linux > Terminal. Might be memor

Re: [R] Issue with mcapply

2015-06-11 Thread Rainer M Krug
AROONALOK PYNE writes: > Please check this code : > > library(parallel) > workerFunc <- function(n) { return(n^2) } > a <- function(){ > CurrentTime <- Sys.time() > res <- lapply(values, workerFunc) > TimeTaken <- Sys.time() - CurrentTime > print(TimeTaken) > } > b <- function(){ > Curr

[R] Issue with mcapply

2015-06-11 Thread AROONALOK PYNE
Please check this code : library(parallel) workerFunc <- function(n) { return(n^2) } a <- function(){ CurrentTime <- Sys.time() res <- lapply(values, workerFunc) TimeTaken <- Sys.time() - CurrentTime print(TimeTaken) } b <- function(){ CurrentTime <- Sys.time() numWorkers <- detectCore