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26%
Speed up your MySQL database
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Mikhail Dudarev, 123RF.com
329792 0 137352 1252 137488 880 3506 5 2 22 71 0 <- < Severe swapping > 0 10 597776 117244 320 317840 0 29400 588 29400 664 2522 2 2 0 96 0 <- < Process killed > 0 13 1667548
26%
Baselines are more important than  the  benchmark
06.10.2022
Home »  Archive  »  2022  »  Issue 71: Kuber...  » 
Lead Image © Lucy Baldwin, 123RF.com
/mapper/encrypted-ram0 is first encrypted by LUKS [10] before storing to the same memory. Listing 2 then shows the simplest possible benchmark, with dd [11] to compare block performance in both modes. The raw device
26%
Fundamentals of I/O benchmarking
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Kheng Ho Toh, 123RF.com
.73 2.11 0.07 31.82 0.32 2.32 2.18 8.94 0.10 1.46 In the listing, rMB/s and wMB/s specify the throughput the system achieves for read or write access, and r/s and w
26%
Minifying container images with DockerSlim
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Maggie Molloy, 123RF.com
-slim[build]: info=image id=sha256:231d40e811cd970168fb0c4770f2161aa30b9ba6fe8e68527504df69643aa145 size.bytes=126323486 size.human=126 MB docker-slim[build]: info=image.stack index=0 name='nginx:latest' id='sha256
26%
Warewulf Cluster Manager – Completing the Environment
20.06.2012
Home »  HPC  »  Articles  » 
). This helps minimizes any OS skew between nodes because compute nodes cannot write to them. The file that defines which directories are to be exported, /etc/exports , should look like this: /var/chroots 10.1.0.0/255.255.255.0
26%
Small-board computers
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © Author, 123RF.com
Xino-Lime Linux All-winner A10 processor Single ARM Cortex-A8 @1GHz Mali-400   512MB DDR3 SATA connector, 2 USB, Fast Ethernet, USB OTG, HDMI 1.9W $44/EUR 30
26%
Managing Storage with LVM
07.11.2023
Home »  HPC  »  Articles  » 
 the last command as an example, an option to specify the extent size would be: # vgcreate -s 8M vg0 /dev/sdb1 /dev/sdd The -s 8M  option specifies a PE size of 8MB when the VG is created. You can change
26%
Security first with the Hiawatha web server
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Tatiana Popov, 123RF.com
choose not to use some or all of the prevention clauses in the following configuration: think about it and choose. The same argument is true for which TLS version to allow: Allowing TLS 1.0 could make your
26%
Endlessh and tc tarpits slow down attackers
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © Yewkeo, 123RF.com
), calling it 1:0 . Create a second HTB rule that will only be allowed a tiny amount of traffic and call it 1:5 . Use tc to create a filter and get it to match the MARK option set in step 1; then, watch
26%
CPU affinity in OpenMP and MPI applications
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © podfoto, 123RF.com
39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 node 0 size: 64251 MB node 0 free: 60218 MB node distances: node 0 0: 10 The system has one NUMA node (available: 1

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