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100%
Resource Management with Slurm
13.12.2018
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»
Archive
»
2018
»
Issue 48: Secur...
»
CoresPerSocket=10 ThreadsPerCore=1 RealMemory=30000 State=UNKNOWN PartitionName=compute Nodes=ALL Default=YES MaxTime=
48:00:00
DefaultTime=04:
00:00
MaxNodes=2 State=UP DefMemPerCPU=3000 Notice that you ...
48
99%
Assess USB performance while exploring storage caching
13.12.2018
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2018
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Issue 48: Secur...
»
disk reads: 1306 MB in
3.00
seconds = 434.77 MB/sec federico@cybertron:~$ sudo hdparm -W /dev/sdb /dev/sdb: write-caching = 1 (on) federico@cybertron:~$ sudo hdparm -W 0 /dev/sdb /dev/sdb: write ...
48
61%
Discover the power of RouterBOARDS
25.09.2023
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2023
»
Issue 77: Secur...
»
Rubén
Llorente
... had a serviceable Internet connection at home; yet, I was stuck with a pitiful one. My ISP provided
3
Mbps of symmetric bandwidth in an age in which urban dwellers had access to subscriptions 10 times
61%
Automating deployments on Proxmox with OpenTofu and cloud-init
04.12.2024
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Rubén
Llorente
... of machines. Tools such as FAI created for physical machines are of use when deploying virtual machines, as well, as are distro-specific tools (e.g., autoinstall for OpenBSD [2], preseed for Debian [
3
25%
Listing 1
01.08.2012
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Warewulf Cluste...
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Warewulf 3 Code
»
perl-version x86_64
3
:0.77-119.el6_1.1 sl
48
k Transaction Summary ... Warewulf
3
Listing 1
19%
When I/O workloads don't perform
02.08.2021
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2021
»
Issue 64: Bare...
»
(Listing
3
). (Warning: You will get a lot of information.) Listing
3
List All Log Pages $ sudo sg_logs -a /dev/sdc SEAGATE ST14000NM0001 K001 Supported log pages [0x0]: 0x
00
19%
When I/O Workloads Don’t Perform
12.05.2021
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30.85 72.31 13.16 20.40 0.26 70.44 83.89 1.97
3
.52 nvme0n1 58.80 12.22 17720.47
48
.71 230.91 0.01 79.70 0.08 0.42 0.03 0.
00 301.34 3
17%
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
17%
Filesystem Murder Mystery
09.04.2019
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2019
»
Issue 50: Bpfilter
»
in mv ubuntu@aws:~/slow-mv$ strace -t mv
3
GB.copy
3
GB 19:
00
:09 execve("/bin/mv", ["mv", "
3
GB.copy", "
3
GB"], 0x7ffd0e7dddf8 /* 21 vars */) = 0 19:
00
:09 brk(NULL) = 0x55cd7d1ce000
17%
Profiling Python code
30.01.2020
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2020
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Issue 55: AWS L...
»
without profiling). Listing
3
pprofile Output Command line: md_002.py Total duration: 1662.
48
s File: md_002.py File duration: 1661.74s (99.96%) Line #| Hits| Time| Time per hit
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