Sorry for the big delay of my report, but prolonged severe weather conditions
often absorb a large amount of time and energies to my studies.
Thanks to all of you for your suggestions.
I have not been able to implement Bert Gunter's hint, his code gave me an error
I have not been able to fix.
Dear Ivan,
A million thanks for your precious time
Thanking you
Yours sincerely,
AkshayMKulkarni
From: Ivan Krylov
Sent: Saturday, June 10, 2023 7:50 PM
To: akshay kulkarni
Cc: R help Mailing list
Subject: Re: [R] inconsistency in mclapply
On Sat, 10 Jun 2023 13:46:12 +
akshay kulkarni wrote:
>What if I switch to Ubuntu?
> I had a similar ( but not exactly the same) problem way back in 2018
> and switching to Ubuntu solved it.
You shouldn't have to switch distros for problems like this one.
What you need t
Dear Ivan,
What if I switch to Ubuntu?
I had a similar ( but not exactly the same) problem way back in 2018 and
switching to Ubuntu solved it.
Thanking you,
Yours sincerely,
Akshay M Kulkarni
From: Ivan Krylov
Sent: Saturday, June 10, 2023 5:4
On Sat, 10 Jun 2023 11:49:10 +
akshay kulkarni wrote:
> (gdb) backtrace
> #0 0x7f94b6454053 in gomp_team_barrier_wait_end () from
> /lib64/libgomp.so.1
> #1 0x7f94b6452a7d in gomp_team_end () from /lib64/libgomp.so.1
> #2 0x7f94b3c280cf in exec_blas () from /lib64/libopenblaso
Dear Ivan,
I opened R with OPENBLAS_NUM_THREADS=1
but am bootless
The parent process id: 2745
Child processes: 3857 and 3858
FOR 3857:
(gdb) backtrace
#0 0x7f94b6454053 in gomp_team_barrier_wait_end () from /lib64/libgomp.so.1
#1 0x7f94b6452a7d in gomp_team_en
On Sat, 10 Jun 2023 08:42:37 +
akshay kulkarni wrote:
> This is the output of top when I run function LOWp() with mclapply
> also in it. it hangs:
> %Cpu0 : 0.0 us, 0.3 sy, 0.0 ni, 99.7 id, 0.0 wa, 0.0 hi, 0.0
> si, 0.0 st
> %Cpu1 : 0.0 us, 0.0 sy, 0.0 ni,100.0 id, 0.0 wa, 0.0 h
Dear Ivan,
here is the comprehensive info you requested:
THis is the output of top when I run a function LOWn() with mclapply in it. It
executes succesfully. (the number of cores in my machine is 2)
> LOWn(OHLCDataEP[[63]])
Tasks: 127 total, 3 running, 124 sleeping, 0 stopp
On Fri, 9 Jun 2023 21:19:11 +
akshay kulkarni wrote:
> debug at #26: LYG <- mclapply(LYGH, FUN = arfima, mc.cores = 2,
> mc.preschedule = FALSE)
> Browse[2]> LYG <- pbmclapply(LYGH,FUN = arfima,mc.cores =
> 2,mc.preschedule = FALSE)
> | | 0%, E
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