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26%
All you ever wanted to know about hard drives but never dared ask
16.05.2013
Home »  Archive  »  2013  »  Issue 13: IPv6...  » 
Lucy Baldwin, 123RF
has no effect on the SSD's performance. Common consumer 7,200rpm disk drives can achieve sustained data transfer rates around 1Gbps and can comfortably operate within the established SATA 3Gbps
26%
Warewulf Cluster Manager – Completing the Environment
20.06.2012
Home »  HPC  »  Articles  » 
/local 53G 29G 22G 57% /vnfs/usr/local From the output, it can be seen that only 217MB of memory is used on the compute node for storing the local OS. Given that you can easily and inexpensively buy 8GB
26%
Computational storage that supports storage operations
30.01.2024
Home »  Archive  »  2024  »  Issue 79: Monit...  » 
Lead Image © sdecoret, 123RF.com
was maintained during testing. Both the 3.84TB and the 7.68TB CSD 3000 drives are in a range between 850,000 and 900,000 IOPS, but writing with the same block size leads to significantly different results
26%
News for Admins
17.04.2017
Home »  Archive  »  2017  »  Issue 38: .NET...  » 
Gernot Krautberger, Fotolia
accounts of Apple users, including @icloud and @me domains. The group is demanding a ransom of $75,000 in Bitcoin or Ethereum or $100,000 in iTunes gift cards. The news was first reported by Motherboard
26%
Professional backup solutions compared
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Kamil Macniak, 123RF
) with 12 Serial ATA disks, a 320 UW SCSI controller for the host connection, and 512MB cache. I configured various disk groups and logical volumes on this powerful hardware and exported them to the backup
26%
How Open Source Helped CERN Find the Higgs Boson
04.10.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Tim Bell
running a massive cloud with about 320,000 cores and around 9,200 hypervisors; it's called CERN Cloud. "We will gradually continue to expand that, adding more of the bare metal side of things," Bell said
26%
Monitoring Memory Errors
17.09.2013
Home »  Articles  » 
 
reset_counters 0 size_mb 0 ce_noinfo_count 0 csrow2 0 csrow5 0 device 0 sdram_scrub_rate 0 ue_count 0 csrow0 0 csrow3 0 csrow6 0 mc_name 0 seconds_since_reset 0 ue_noinfo_count Notice that this system
26%
Tuning SSD RAID for optimal performance
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © ELEN, Fotolia.com
with four SSDs, the write IOPS decreased with writeback activated from 14,400 to 3,000 – nearly 80 percent fewer IOPS. The only advantage of the write cache is low write latencies for RAID 5 sets. Because
26%
Two NexentaOS derivatives compared
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© iofoto, fotolia.com
opens up degrees of freedom but also limits the possible matches between software and factory hardware. It is not surprising that convenience comes at a price: Netgear's asking price is EUR 5,200 (~US$ 7,000
26%
Finding and recording memory errors
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © lightwise, 123RF.com
should cause a machine check exception (MCE) [3], which should crash the system. The bad data in memory could be related to an application or to instructions in an application or the operating system

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