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22%
Predicting Drive Doom
20.10.2013
Home »  HPC  »  Articles  » 
Modern drives use S.M.A.R.T. (self-monitoring, analysis, and reporting technology) to gather information and run self-tests. Smartmontools is a Linux tool for interacting with the S ... _age Always - 61 10 Spin_Retry_Count 0x0013 100 100 097 Pre-fail Always - 0 12 Power_Cycle_Count 0x0032 100 100 020 Old_age Always - 20 183 Runtime_Bad_Block 0x0032 100 100 000 Old_age Always - 0 184 End ... Modern drives use S.M.A.R.T. (self-monitoring, analysis, and reporting technology) to gather information and run self-tests. Smartmontools is a Linux tool for interacting with the S ... S.M.A.R.T., Smartmontools, and Drive Monitoring
21%
HPC Software Road Gets a Bit Smoother
10.09.2013
Home »  HPC  »  Articles  » 
Introduction of the new OpenMP specification abstracts away many of the thorny issues associated with today’s HPC hardware. ... .80 626.49 0.70% FT 24,451.57 17,554.99 28.00% IS 470.63 904.86 48% LU 40,600.64 34,120.96 16.00% MG ... Introduction of the new OpenMP specification abstracts away many of the thorny issues associated with today’s HPC hardware.
20%
When I/O Workloads Don’t Perform
12.05.2021
Home »  HPC  »  Articles  » 
  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
20%
When I/O workloads don't perform
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Viacheslav Iakobchuk, 123RF.com
%util sda 10.91 6.97 768.20 584.64 4.87 18.20 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
20%
Rethinking RAID (on Linux)
16.03.2021
Home »  HPC  »  Articles  » 
=libaio, iodepth=32 fio-3.12 Starting 1 process Jobs: 1 (f=1): [w(1)][100.0%][w=1420KiB/s][w=355 IOPS][eta 00m:00s] test: (groupid=0, jobs=1): err= 0: pid=3377: Sat Jan  9 15:31:04 2021   write: IOPS=352, BW=1410KiB/s
19%
Red Hat Storage Server 2.1
05.03.2014
Home »  Articles  » 
If you believe Red Hat’s marketing hype, the company has no less than revolutionized data storage with version 2.1 of its Storage Server. The facts tell a rather different story. ... (RHSS) (see Figures 1 and 2). Figure 1: Red Hat offers a RHSS test drive with VMs that are hosted on Amazon’s AWS ... If you believe Red Hat’s marketing hype, the company has no less than revolutionized data storage with version 2.1 of its Storage Server. The facts tell a rather different story.
18%
Rethinking RAID (on Linux)
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
Lead Image © nikkikii, 123RF.com
=libaio, iodepth=32 fio-3.12 Starting 1 process Jobs: 1 (f=1): [w(1)][100.0%][w=1420KiB/s][w=355 IOPS][eta 00m:00s] test: (groupid=0, jobs=1): err= 0: pid=3377: Sat Jan 9 15:31:04 2021 write: IOPS=352, BW=1410KiB/s
18%
Checking password complexity with John the Ripper
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
c/s virtual 12 13 Benchmarking: OpenBSD Blowfish (x32) [32/64 X2]... DONE 14 Raw: 723 c/s real, 723 c/s virtual 15 16 Benchmarking: Kerberos AFS DES [48/64 4K]... DONE 17 Short: 378501 c/s real
18%
Using a Bash script to mirror external monitors
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © bowie15, 123RF.com
" ; shift 20 local display_list="$1" 21 while read display width_mm height_mm width height ; do 22 if [[ "$display" == "$find_display" ]] ; then 23 echo ${width}x${height} 24
17%
Understanding the Status of Your Filesystem
18.06.2014
Home »  HPC  »  Articles  » 
  (  0.05%)  (  0.05% cumulative)    [   1-   2 days]:      0  (  0.00%)  (  0.05% cumulative)    [   2-   4 days]:   4675  (  1.20%)  (  1.25% cumulative)    [   4-   7 days]:    215  (  0.06%)  (  1.31% cumulative)    [   7

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