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17%
RAM revealed
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© KrishnaKumar Sivaraman, 123RF.com
GKF8S 16 DDR3, Registered, ECC, 4 rank 8.710 0.54 AL24M72E4BKH9S 8 DDR3, Registered, ECC, 2 rank 6.132 0.77 AL12M72B8BKH9S
17%
Process, Network, and Disk Metrics
26.02.2014
Home »  HPC  »  Articles  » 
 reqs merged:           3.76/s     Write reqs completed:            2.12/s    Read BW:                     0.01 MB/s  Write BW:                        0.02 MB/s    Avg sector size issued      25.28       Avg
17%
Building a virtual NVMe drive
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © lassedesignen, 123RF
] [raid6] [raid5] [raid4] [raid10] md0 : active raid5 sdd1[5] sde1[4] sdc1[2] sdb1[1] nvme0n1p1[0](J) 20508171264 blocks super 1.2 level 5, 512k chunk, algorithm 2 [4/3] [UU
17%
Creating Virtual SSDs
21.01.2020
Home »  HPC  »  Articles  » 
mdadm: Defaulting to version 1.2 metadata mdadm: array /dev/md0 started. Next, verify that the RAID configuration has been created (Listing 3). You will immediately notice that the array initializes
17%
Warewulf Cluster Manager – Completing the Environment
20.06.2012
Home »  HPC  »  Articles  » 
is to find out whether it runs on the master node when it is booted by using the chkconfig command: [root@test1 etc]# chkconfig --list ... nfs 0:off 1:off 2:off 3:off 4:off 5:off 6
17%
Error-correcting code memory keeps single-bit errors at bay
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © Igor Stevanovic, 123RF.com
of an uncorrectable error by factors of 9-400. Uncorrectable errors following a correctable error are still small at 0.1%-2.3% per year. + The incidence of correctable errors increases with age
17%
Stretching devices with limited resources
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © Lucy Baldwin, 123RF.com
eMMC (not populated) Network 1x Topaz networking switch   2x GbE LAN   1x Ethernet WAN   1x MiniPCIe slot USB 1x USB 3.0
17%
Improving performance with environment variables
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © sgame, fotolia.com
.858993 0.000076 0.858993 0.000099 0.660764 0.000107 0.613567 64 0.000099 5.286114 0.000145 3.616815 0.000153 3
17%
A closer look at hard drives
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Lucy Baldwin, 123RF
mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5 *udma6 32 Cycle time: min=120ns recommended=120ns 33 PIO: pio0 pio1 pio2 pio3 pio4 34 Cycle time: no flow control=120
17%
Linux filesystem performance tested
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© nyul, 123rf.com
.6 (5-12-2012) Filesystems and versions: ext2, ext3, ext4 (each with e2fsprogs 1.41.14), Btrfs (btrfsprogs 0.19), XFS (xfsprogs 3.1.6), ReiserFS (3.6.21), ZFS (0.6.0-rc8). Operating and Filesystems

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