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30%
Monitoring Performance with sar
05.03.2014
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»
-s
12:00:00
-e 13:
00:00
Linux
3
.5.0-43-generic (hercules) 02.
12
.2013 _x86_64_ (2 CPU)
12
:05:01 CPU %user %nice %system %iowait %steal %idle
12
30%
Collecting and evaluating performance data over a period of time
20.03.2014
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2014
»
Issue 19: Perim...
»
jcb@hercules:# sar -u -f /var/log/sysstat/sa02 -s
12:00:00
-e 13:
00:00
Linux
3
.5.0-43-generic (hercules) 02.
12
.2013 _x86_64_ (2 CPU)
12
:05:01 CPU %user %nice %system
30%
open64
01.08.2012
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Warewulf Cluste...
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Warewulf 3 Code
»
| 4.
3
MB
00
:02 (
2/2
): nss-softokn-freebl-
3.12
.9-11.el6.i686.rpm | 115 kB
00:00
... Warewulf
3
open64 code
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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2021
»
Issue 62: Lean...
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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
28%
Profiling Python code
30.01.2020
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2020
»
Issue 55: AWS L...
»
and a truncated distance 243| 12475000| 50.5158| 4.04936e-06|
3
.04%| d =
0.0
244| 49900000| 209.465| 4.1977e-06|
12
.60%| for k in range(0, d_num): 245
28%
Listing 6
21.08.2012
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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
28%
Processor and Memory Metrics
12.02.2014
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B xsettings-kde ...
12.3
MiB +
2.2
MiB = 14.6 MiB gedit
22
.9 MiB + 4.0 MiB = 26.9 MiB plasma-desktop 26.4 MiB + 5.7 MiB = 32.1 MiB konsole (
3
) 28.
3
MiB + 4.4 MiB = 32.7 MiB kwin 147
27%
Understanding the Status of Your Filesystem
18.06.2014
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.59 64–128
12
,083
3
.11 90.70 128–256 8,623 2.
22
92.93 256–512 13,437
3
.46 96.39 512–1,024 5,456 1
27%
Greylisting with Postgrey
22.06.2012
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