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31%
Listing 6
21.08.2012
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»
HPC
»
Articles
»
Warewulf 4 Code
»
will allocate 4 cores 15 ### using
3
processors on 1 node. 16 #PBS -l nodes=1:ppn=
3
17 18 ### Tell PBS the anticipated run-time for your job, where walltime=HH:
MM
:SS 19 #PBS -l walltime=0:10:
00
20
21 ### Load
30%
Rethinking RAID (on Linux)
16.03.2021
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=libaio, iodepth=32 fio-
3.12
Starting 1 process Jobs: 1 (f=1): [w(1)][100.0%][w=1420KiB/s][w=355 IOPS][eta
00
m:
00
s] test: (groupid=0, jobs=1): err= 0: pid=3377: Sat Jan 9 15:31:04 2021 write: IOPS=352, BW=1410Ki
29%
The practical benefits of network namespaces
15.08.2016
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2016
»
Issue 34: Softw...
»
-> ../../devices/pci0000:
00/0000:00
:03.0/net/eth0 |---lo -> ../../devices/virtual/net/lo The device is no longer listed in the default namespace. Listing
3
Configuring Devices $ ip link set eth1
29%
Rethinking RAID (on Linux)
25.03.2021
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»
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2021
»
Issue 62: Lean...
»
=libaio, iodepth=32 fio-
3.12
Starting 1 process Jobs: 1 (f=1): [w(1)][100.0%][w=1420KiB/s][w=355 IOPS][eta
00
m:
00
s] test: (groupid=0, jobs=1): err= 0: pid=3377: Sat Jan 9 15:31:04 2021 write: IOPS=352, BW=1410Ki
28%
Warewulf Cluster Manager – Master and Compute Nodes
22.05.2012
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.9-11.el6 nss-softokn-freebl.
x
86_64 0:
3.12
.9-11.el6 nss-sysinit.
x
86_64 0:
3
.13.1-7.el6_2 nss-util.
x
86_64 0:
3.13.1-3
.el6_2 openldap.
x
86_64 0:2.4.23-
20
.el6
28%
Greylisting with Postgrey
22.06.2012
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: Qmail Delivery Retry Events Delivery Attempt Seconds D-HH:
MM
:SS 1 0 0-
00:00:00
2 400 0-
00
:06:40
3
1600 0-
00
:26:40 4
28%
Processor and Memory Metrics
12.02.2014
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.py CPU ALL: 1.0 % CPU0 4.1% CPU1 2.0% CPU2 0.0% CPU
3
0.0% CPU4 0.0% CPU5 0.0% CPU6 0.0% CPU7 2.0% CPU ALL: user: 0.7% nice:
0.0
% system: 0.2% idle
28%
Understanding the Status of Your Filesystem
18.06.2014
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( 0.05%) ( 0.05% cumulative) [
1- 2
days]: 0 ( 0.
00
%) ( 0.05% cumulative) [ 2- 4 days]: 4675 ( 1.
20
%) ( 1.25% cumulative) [ 4- 7 days]: 215 ( 0.06%) ( 1.31% cumulative) [ 7
27%
mpi4py – high-performance distributed Python
30.11.2020
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2020
»
Issue 60: Secur...
»
the code is straightforward: $ mpirun -n 4 -f ./hosts python
3
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
27%
S3QL filesystem for cloud backups
09.01.2013
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2013
»
Issue 18: New W...
»
lost+found 04 4 drwxr-xr-
x
.
3
root root 4096 Nov 10 10:
00
.. 05 4 -rw-r--r-- 1 root root 294 Nov 10 10:07 s
3
ql_passphrase 06 4 -rw-r--r-- 1 root root 243 Nov 10 10:07 s
3
ql_seq_no_1 07 4 -rw ... advantages: S
3
QL. ... S
3
QL filesystem for cloud backups
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