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22%
Rethinking RAID (on Linux)
16.03.2021
Home »  HPC  »  Articles  » 
-1404kB/s), io=80.5MiB (84.4MB), run=60145-60145msec Disk stats (read/write):     md0: ios=100/20614, merge=0/0, ticks=0/0, in_queue=0, util=0.00%, aggrios=103/20776, aggrmerge=0/0, aggrticks=12
22%
Listing 4
21.08.2012
Home »  HPC  »  Articles  »  Warewulf 4 Code  » 
 
                                              | 119 kB     00:00 (6/19): glib2-2.22.5-6.el6.i686.rpm                                              | 1.1 MB     00:00 (7/19): libX11-1.3-2.el6.i686.rpm
22%
HPC Cloud Storage
20.11.2013
Home »  HPC  »  Articles  » 
advantages: S3QL. ... . In my case, I followed the installation instructions for CentOS on my CentOS 6.4 system. The instructions are very good and very accurate – be sure you read all of it before trying to install s3q l ... advantages: S3QL. ... S3QL Filesystem for HPC Storage
21%
Mobile PC Monitor
20.02.2012
Home »  Articles  » 
 
Monitoring your internal server environment just became easier with MMSOFT Design’s Mobile PC Monitor software. ... its details and overview, as shown in Figure 12. Figure 12: Viewing a Linux system’s details (page 1 of 2). Figure 13 is a display of the available ... Monitoring your internal server environment just became easier with MMSOFT Design’s Mobile PC Monitor software. ... Mobile PC Monitor: A Sys Admin’s Best Friend
21%
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 ... . The output for the Samsung SSD is: [root@home4 ~]# smartctl -i /dev/sdb smartctl 5.43 2012-06-30 r3573 [x86_64-linux-2.6.32-358.18.1.el6.x86_64] (local build) Copyright (C) 2002-12 by Bruce Allen, http ... 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%
open64
01.08.2012
Home »  HPC  »  Articles  »  Warewulf Cluste...  »  Warewulf 3 Code  » 
 
| 4.3 MB 00:02 (2/2): nss-softokn-freebl-3.12.9-11.el6.i686.rpm | 115 kB 00:00
21%
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
20%
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. ... 23,289.81 24,823.29 6% SP 19,751.24 12,061.77 39.00% a BT, block tri-diagonal; CG, conjugate gradient; EP, embarrassingly parallel; FT, 3D fast Fourier ... Introduction of the new OpenMP specification abstracts away many of the thorny issues associated with today’s HPC hardware.
20%
Exploring the Linux Tuning Guide for AMD Opteron 6200 Series Processors
16.07.2012
Home »  HPC  »  Articles  » 
A tour through AMD’s Opteron 6200 Series Linux Tuning Guide provides a practical look at some important HPC startup tasks. ... AMD’s Opteron 6200 Series processor, which is based on the “Bulldozer” architecture, has been in production since October 2011, and potential users are still learning about the powers of the next ... A tour through AMD’s Opteron 6200 Series Linux Tuning Guide provides a practical look at some important HPC startup tasks. ... Exploring AMD’s Opteron 6200 Series Linux Tuning Guide
20%
Uncovering SQL Injections
18.03.2013
Home »  Articles  » 
 
Hardly a day goes by without reports of hackers breaking into government, military, or enterprise servers. If you analyze the details of the hacker’s approach, you will see that, in 90 percent ... is a classic bug in a web application: an SQL injection vulnerability. SQL injection, which has been known for around 12 years, is still one of the hacker’s most popular tools. This article presents real ... Hardly a day goes by without reports of hackers breaking into government, military, or enterprise servers. If you analyze the details of the hacker’s approach, you will see that, in 90 percent

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