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30.11.2020
the code is straightforward:
$ mpirun -n 4 -f ./hosts python3 trap-mpi4py.py
Another sample problem (Listing 8) integrates x
^2 over the interval from 0.0 to 2.0. The output contains information about what
21%
11.04.2016
-fastcgi are running, as expected.
Listing 1
Process List
root 589 0.0 0.3 142492 3092 ? Ss 20:35 0:00 nginx: master process
/usr/sbin/nginx -g daemon on; master_process on;
www
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18.06.2014
( 0.08%) ( 99.93% cumulative)
[2920-3650 days]: 136 ( 0.04%) ( 99.97% cumulative)
[3650-4380 days]: 3 ( 0.00%) ( 99.97% cumulative)
[4380-5110 days]: 122 ( 0.03%) (100.00% cumulative)
[5110
21%
11.02.2016
.40 <- < 71% idle >
0 1.00 0.00 0.37 0.00 0.00 0.06 0.00 0.00 0.00 98.57
1 100.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
2 3.77 0.00
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05.11.2018
nodes, and make sure to do this as a user and not as root.
3. To make life easier, use shared storage between the controller and the compute nodes.
4. Make sure the UIDs and GIDs are consistent
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13.12.2018
In previous articles, I examined some fundamental tools for HPC systems, including pdsh [1] (parallel shells), Lmod environment modules [2], and shared storage with NFS and SSHFS [3]. One remaining
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11.04.2016
if less data is requested.
Listing 3
IOPS on a Hard Disk
# iops /dev/sdb
/dev/sdb, 1.00 TB, 32 threads:
512 B blocks: 76.7 IO/s, 38.3 KiB/s (314.1 kbit/s)
1 KiB blocks: 84.4 IO
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22.12.2017
:1071867223(0) win 512
98:15:eb:38:f3:c1 c8:d7:c1:61:be:a3 0.0.0.0.30693 > 0.0.0.0.57646: S 1759104040:1759104040(0) win 512
dc:6d:43:15:be:52 99:19:41:22:4e:36 0.0.0.0.29211 > 0.0.0.0.63665: S 481173385
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14.11.2013
kernel ordinal number (%n).
Listing 3
70-persistent-net.rules
Rules for KVM:
SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="52:54:00:*", KERNEL=="eth*", NAME="eth%n"
Rules
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04.08.2020
in the standard Python built-ins [2] and in the NumPy library [3].
Figure 1: IPython session comparing two implementations of a round routine.
Unless you
