Good day,
Today, I can't reproduce the stalling. It runs all 20 iterations to completion.
When the loop finishes, I see many R processes shown in the output of top as
zombies, though. I killed all R processes before running the test, so these are
originating from the test command I used.
26853 dario 20 0 0 0 0 Z 0.0 0.0 0:00.25 R
26857 dario 20 0 0 0 0 Z 0.0 0.0 0:00.25 R
26860 dario 20 0 0 0 0 Z 0.0 0.0 0:00.25 R
26861 dario 20 0 0 0 0 Z 0.0 0.0 0:00.22 R
26863 dario 20 0 0 0 0 Z 0.0 0.0 0:00.22 R
... ...
Do you observe this on your server, too ?
On the ninth try, however, I did manage to completely crash R :
... ...
Variety12
Variety13
Variety14
*** buffer overflow detected ***: /usr/lib/R/bin/exec/R terminated
======= Backtrace: =========
/lib/x86_64-linux-gnu/libc.so.6(+0x731ff)[0x7fc1619ad1ff]
/lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x37)[0x7fc161a304c7]
/lib/x86_64-linux-gnu/libc.so.6(+0xf46e0)[0x7fc161a2e6e0]
/lib/x86_64-linux-gnu/libc.so.6(+0xf6437)[0x7fc161a30437]
... ...
7ffeee1f8000-7ffeee23a000 rw-p 00000000 00:00 0 [stack]
7ffeee29c000-7ffeee29d000 r-xp 00000000 00:00 0 [vdso]
7ffeee29d000-7ffeee29f000 r--p 00000000 00:00 0 [vvar]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0
[vsyscall]
Aborted
--------------------------------------
Dario Strbenac
PhD Student
University of Sydney
Camperdown NSW 2050
Australia
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