On 6 Jun., 15:31, "Dr. David Kirkby" <david.kir...@onetel.net> wrote:
> I've build Sage 4.4.3 on a Sun Blade 1000 but when running the long doctests,
> the output appears to hang. But the actual doctest command is not shown 
> properly.
>
> First the output of 'make ptestlong' showed this:
>
> sage -t  -long devel/sage/sage/modular/abvar/lseries.py
>          [10.2 s]
> sage -t  -long devel/sage/sage/modular/abvar/homspace.py
>          [171.9 s]
> sage -t  -long devel/s
>
> then on another occasion it stalled at the same place.
>
> sage -t  -long devel/sage/sage/modular/abvar/lseries.py
>          [10.2 s]
> sage -t  -long devel/sage/sage/modular/abvar/homspace.py
>          [171.8 s]
> sage -t  -long devel/sa

The output buffer isn't flushed. You could try "-verbose" to get
closer to the doctest actually hanging.


-Leif



> I wondered if this could be a lack of memory (the machine only has 2 GB), but
> there are no messages about a lack of memory, vmstat shows a low scan rate 
> (sr)
>
> drkir...@redstart:~$ vmstat 10
>   kthr      memory            page            disk          faults      cpu
>   r b w   swap  free  re  mf pi po fr de sr s6 sd -- --   in   sy   cs us sy 
> id
>   0 0 0 9845200 1634144 306 1476 16 78 77 0 1 0 9  0  0  255 2852  214 46  6 
> 49
>   0 0 0 9675816 1384296 80 1136 0 3 3  0  0  0  0  0  0  302 7307  174 92  8  > 0
>   0 0 0 9679088 1385816 84 1187 0 0 0  0  0  0 25  0  0  334 8152  204 92  8  > 0
>   0 0 0 9671840 1380712 77 1121 0 1 1  0  0  0  0  0  0  301 7284  176 92  7  > 0
>   0 0 0 9614728 1373816 71 695 0 0  0  0  0  0  0  0  0  287 5485  170 93  6  > 0
>   0 0 0 9675328 1383760 78 1187 0 3 3  0  0  0  7  0  0  301 7694  175 92  8  > 0
>   0 0 0 9637248 1352144 15 365 0 0  0  0  0  0 17  0  0  325 1461  191 98  2  > 0
>   0 0 0 9634304 1348968 0  4  0  0  0  0  0  0  0  0  0  301  207  171 99  1  > 0
>
> and 'prstat' does not show excessive memory usage by anything.
>
>     PID USERNAME  SIZE   RSS STATE  PRI NICE      TIME  CPU PROCESS/NLWP
>   20550 drkirkby  209M  137M run     20    0   0:26:09  49% python/1
>   20797 drkirkby  168M   97M cpu0    10    0   0:06:34  50% python/1
>   15601 drkirkby 9528K 7896K sleep   59    0   0:00:08 0.0% python/3
>   20795 drkirkby 8704K 6352K sleep   59    0   0:00:00 0.0% python/1
>   20548 drkirkby 8664K 6312K sleep   59    0   0:00:01 0.0% python/1
>   19006 drkirkby 6728K 5160K sleep   59    0   0:00:00 0.0% python/1
>   20716 root     8416K 4816K sleep   59    0   0:00:00 0.0% sshd/1
>   20377 root     8408K 4352K sleep   59    0   0:00:00 0.0% sshd/1
>   15602 drkirkby 9072K 4120K sleep   59    0   0:00:01 0.0% python/1
>   15603 drkirkby 9072K 4120K sleep   59    0   0:00:01 0.0% python/1
>   20869 drkirkby 4496K 4104K cpu1    39    0   0:00:00 0.1% prstat/1
>     499 root     9192K 3424K sleep   59    0   0:00:02 0.0% snmpd/1
>      88 root     4320K 2984K sleep   59    0   0:00:11 0.0% nscd/26
>     306 root     5344K 2920K sleep   59    0   0:00:03 0.0% fmd/12
>   20723 drkirkby 8192K 2736K sleep   59    0   0:00:00 0.0% sshd/1
> Total: 59 processes, 164 lwps, load averages: 2.01, 2.01, 2.03
>
> Has anyone got any ideas?
>
> Dave

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