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17%
Ransomware: Prepare for emergencies
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Photo by Michael Geiger on Unsplash
Ransomware was regularly responsible for the failure of large and critical infrastructures in 2020. Protection against ransomware Trojans once again, or still, has to be the focus of IT security
17%
I/O Profiling at the Block Level
27.08.2014
Home »  HPC  »  Articles  » 
is more detailed than the ASCII chart, using 1MB buckets instead of 10MB buckets. Figure 5: PDF IOPS heat map chart during IOzone write test. Figure 6
17%
Appendix – I/O Report from MPI Strace Analyzer
15.02.2012
Home »  HPC  »  Newsletter  »  2012-02-15 HPC...  » 
 
call count for the MB range intervals. Figure 6 plots the write IO function call count for the GB range intervals. Figure 7 plots the write IO function call count for the TB range intervals
17%
Appendix – I/O Report from MPI Strace Analyzer
26.01.2012
Home »  HPC  »  Newsletter  »  2012-02-01 HPC...  » 
 
call count for the MB range intervals. Figure 6 plots the write IO function call count for the GB range intervals. Figure 7 plots the write IO function call count for the TB range intervals
17%
Assess USB performance while exploring storage caching
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Lucy Baldwin, 123RF.com
of the data was still residing in the kernel's page cache [6], waiting eventually to be persisted to disk. This resulted in an impressive (and impossible for the hardware) 885MBps transfer rate, but not to disk
16%
Unleashing Accelerated Speeds with RAM Drives
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Vladimir Nenov, 123RF.com
the configuration and capabilities of memory DIMMs and revealed that my system has four DDR3 RAM devices of 2048MB configured at speeds of 1333MTps (mega transfers per second). Playing with RAM Drives To begin, you
16%
Monitoring Storage with iostat
25.02.2013
Home »  HPC  »  Articles  » 
.00 0.00 01/31/2013 09:56:03 AM avg-cpu: %user %nice %system %iowait %steal %idle 6.00 0.00 2.00 0.50 0.00 91.50 Device: rrqm/s wrqm/s r/s w/s rMB
16%
Distributed storage with Sheepdog
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © kateleigh, 123RF.com
.snap s ntestvm1.img 5 8.0 GB 292 MB 2.4 GB 2014-03-01 11:42 982a3a 2 mar.snap s ntestvm1.img 6 8.0 GB 128 MB 2.6 GB 2014-03-10 19:48 982a3b 2 mar2.snap ntestvm1.img 0 8.0 GB
16%
Supercomputing Conference 2024
26.01.2025
Home »  Archive  »  2025  »  Issue 85: Monit...  » 
Lead Image © djem, 123RF.com
one for the HPCG Benchmark is Fugaku, which has been at the top of the list since June 2020. In the high-performance computing (HPC) world, being number one leads to the use of terms such as "dominant
16%
Rethinking RAID (on Linux)
16.03.2021
Home »  HPC  »  Articles  » 
B/s (1444kB/s)(82.9MiB/60173msec); 0 zone resets     [ ... ] Run status group 0 (all jobs):   WRITE: bw=1410KiB/s (1444kB/s), 1410KiB/s-1410KiB/s (1444kB/s-1444kB/s), io=82.9MiB (86.9MB), run=60173-60173msec

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