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22%
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   301.34     3
22%
mpi4py – high-performance distributed Python
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © liu liming, 123RF.com
== 0: 08 data = { 'key1' : [10,10.1,10+11j], 09 'key2' : ('mpi4py' , 'python'), 10 'key3' : array([1, 2, 3]) } 11 else: 12 data = None 13 # end if 14 15 data = comm
22%
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
22%
Distributed storage with Sheepdog
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © kateleigh, 123RF.com
(Listing 3). Listing 3 Defining Replication Factors 01 # dog vdi list 02 Name Id Size Used Shared Creation time VDI id Copies Tag 03 one.img 0 4.0 MB 0.0 MB 0.0
22%
Speed up your MySQL database
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Mikhail Dudarev, 123RF.com
+----------------------------------+---------+---------------------+ 40 | 47e0142a3638fdc24fe40d4e4fbce3f1 | Row 1 | 2015-09-13 15:24:12 | 41 | b833c1e4c5bfc47d0dbe31c2e3f30837 | Row 3 | 2015-09-13 15:24:14 | 42 | c7d46523a316de4e1496c65c3cbdf358 | Row 2 | 2015-09
22%
Checking password complexity with John the Ripper
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
-incremental:lanman passfile.txt 02 Loaded 2 passwords with 2 different salts (FreeBSD MD5 [32/64]) 03 guesses: 0 time: 1:04:04:08 (3) c/s: 10927 trying: gmugoky - gmugok2 04 guesses: 0 time: 1:09:25:10 (3
22%
Secure your data channel with stunnel
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © Petr Vaclavek, 123RF.com
ZJOUoUsZGlkk client2:q0eL78zFrbnESW6c/F0qit5MNCpS8IBgyh1BdXiyyuI client3:zkq8eT31Nib3IHWfp0yyu15BCW52VMbY8+LhVUt3ylA The client uses the appropriate password in the /etc/stunnel/psk-client1.txt file: client1:Wf
22%
Best practices for KVM on NUMA servers
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © Joe Belanger, 123RF.com
Viewing Server Topology 01 # numactl --hardware available: 8 nodes (0-7) node 0 cpus: 0 1 2 3 4 5 6 7 8 9 node 0 size: 16373 MB node 0 free: 15837 MB node 1 cpus: 10 11 12 13 14 15 16 17 18 19 node 1
22%
Workshop: Container virtualization with LXC on Ubuntu 10.04
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Tormod Rossavik, 123RF.com
#auto eth0 06 #iface eth0 inet dhcp 07 auto br0 08 iface br0 inet dhcp 09 bridge_ports eth0 10 bridge_stp off 11 bridge_maxwait 5 12 post-up /usr/sbin/brctl setfd br0 0 Next, create a directory
21%
Debugging the Linux kernel with the Qemu emulator
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Daniela Mangiuca, 123RF.com
in your kernel configuration and possibly rebuild the kernel. Including the symbols, vmlinux weighs in at more than 40MB. Next, open a connection to the debug server by typing target remote :1234 (Figure 3

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