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18%
Distributed storage with Sheepdog
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © kateleigh, 123RF.com
bits in length. The name of the data object provides one input value, the offset another. Sheepdog stores the data in chunks of 4MB. The hash of the name is also used internally by the software to set
18%
I/O Profiling at the Block Level
27.08.2014
Home »  HPC  »  Articles  » 
provide useful information beyond how ioprof works. The benchmark I will use is IOzone. IOzone Example The ioprof test ran while I was running iozone three ways: (1) sequential write testing with 1MB
18%
Warewulf Cluster Manager – Administration and Monitoring
21.08.2012
Home »  HPC  »  Articles  » 
: 18:59:43 up 2:42, 5 users, load average: 0.05, 0.02, 0.01 n0001: ssh: connect to host n0001 port 22: Connection timed out pdsh@test1: n0001: ssh exited with exit code 255 You can do many other
18%
Kubernetes k3s lightweight distro
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image Photo by Josh Rakower on Unsplash
, according to the README file, requires "half the memory, all in a binary less than 40MB" to run. By design, it is authored with a healthy degree of foresight by the people at Rancher [3]. The GitHub page [4
18%
SSHFS for Shared Storage
15.09.2020
Home »  HPC  »  Articles  » 
need SSH active on both systems. Almost all firewalls are set up to allow port 22 access or have mapped port 22 to a different port that can accommodate SSHFS. All the other ports can be blocked
18%
Userspace secure filesystem
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © mipan, 123RF.com
need SSH active on both systems. Almost all firewalls are set up to allow port 22 access or have mapped port 22 to a different port that can accommodate SSHFS. All the other ports can be blocked
18%
Moving your data – It's not always pretty
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
digifuture, 123RF
the code, but you could easily build the code with several different block sizes and name the executable something different (e.g., dcp_1KB, dcp_10KB, dcp_1MB, dcp_10MB, dcp_1GB). Then, in a script, you
18%
Tuning I/O Patterns in Python
18.12.2013
Home »  HPC  »  Articles  » 
FILE *ptr_myfile; 16 17 counter_limit = 100; 18 19 ptr_myfile=fopen("test.bin","wb"); 20 if (!ptr_myfile) 21 { 22 printf("Unable to open file!"); 23 return 1; 24 } 25 for ( counter=1; counter <= counter
18%
Security features in Windows Server 2022
20.06.2022
Home »  Archive  »  2022  »  Issue 69: Terra...  » 
Photo by Matthew Henry on Unsplash
. Protected Data Transfer Windows Server 2022 supports Server Message Block (SMB) protocol encryption with AES 256 GCM (Galois/counter mode) and CCM (AES 256 counter mode and cipher block chain MAC (message
18%
Program GUIs in Go with Fyne
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Photo by Santoshi Guruju on Unsplash
}) 051 labelHash := widget.NewLabel("Hash:") 052 053 radioGroup := widget.NewRadioGroup([]string{"md5", "sha1", "sha256", "sha512"}, func(s string) { 054 055 }) 056 057 radioGroup.SetSelected("md5

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