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18%
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
18%
Rethinking RAID (on Linux)
16.03.2021
Home »  HPC  »  Articles  » 
, ioengine=libaio, iodepth=32 fio-3.12 Starting 1 process Jobs: 1 (f=1) test: (groupid=0, jobs=1): err= 0: pid=5872: Sat Jan  9 16:35:08 2021   read: IOPS=251k, BW=979MiB/s (1026MB/s)(2045MiB/2089msec
18%
Routing with Quagga
19.02.2013
Home »  Articles  » 
OSPF 01 ! 02 hostname linuxrouter 03 password 8 7kdoaul4.iSTg 04 enable password 8 ZDF339a.20a3E 05 log file /var/log/quagga/zebra.log 06 service password-encryption 07 ! 08 interface eth0 09  multicast
18%
Warewulf 4
13.12.2022
Home »  HPC  »  Articles  » 
/dhcp/dhcpd.conf -user dhcpd -group dhcpd --no-pid   Nov 05 08:51:10 localhost.localdomain dhcpd[4866]:  Nov 05 08:51:10 localhost.localdomain dhcpd[4866]: No subnet declaration for enp2s0 (192.168.5.18). Nov 05 08:51:10 localhost.localdomain dhcpd[4866
18%
News for Admins
28.11.2023
Home »  Archive  »  2023  »  Issue 78: Domai...  » 
 
plane, and the failure of a single cluster cannot take down the service mesh on other clusters," the announcement says. NIST Releases Draft of Cybersecurity Framework v2.0 The National Institute ... ; CloudBees Updates Jenkins and Offers New DevSecOps Platform; Linkerd 2.14 Released with Improved Multi-Cluster Support; NIST Releases Draft of Cybersecurity Framework v2.0; CISA and MITRE Announce Open
18%
Correctly integrating containers
09.10.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © Beboy, Fotolia.com
"SubnetMax": "10.99.0.0", 07 "Backend": { 08 "Type": "udp", 09 "Port": 7890 10 } 11 } 12 [...] At first glance, this concept looks robust and simple
17%
Test your containers with the Docker Desktop one-node cluster
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Alex Kondratiev on Unsplash
server { 06 listen 80; 07 location / { 08 proxy_pass http://webapp:5000; 09 } 10 } 11 } Listing 2 my-app/nginx/Dockerfile 01 FROM nginx:alpine 02 COPY nginx
17%
Thread processing in Python
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © Christos Georghiou, 123RF.com
_function 02 03 import pymp 04 05 ex_array = pymp.shared.array((100,), dtype='uint8') 06 with pymp.Parallel(4) as p: 07 for index in p.range(0, 100): 08 ex_array[index] = 1 09 # The parallel print
17%
NVDIMM and the Linux kernel
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © Denis Dryashkin, 123RF.com
with dmesg # dmesg | grep BIOS-e820 [ 0.000000] e820: BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000005efff] usable [ 0.000000] BIOS-e820: [mem 0x
17%
A web application with MongoDB and Bottle
14.03.2013
Home »  Archive  »  2013  »  Issue 13: IPv6...  » 
© Egor Arkhipov, 123RF.com
/myclubs.json connected to: 127.0.0.1 Mon Dec 3 08:43:26 imported 23 objects It is also very easy to query an object via a specific field (Listing 2). Listing 2 Query 01 > db.clubs.find({Members: {"$gt

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