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34%
Baselines are more important than  the  benchmark
06.10.2022
Home »  Archive  »  2022  »  Issue 71: Kuber...  » 
Lead Image © Lucy Baldwin, 123RF.com
bytes (419 MB, 400 MiB) copied, 0.535233 s, 784 MB/s root@focal:~# dd if=/dev/zero of=/dev/mapper/encrypted-ram0 bs=4k count=100k 102400+0 records in 102400+0 records out 419430400 bytes (419 MB, 400 Mi
33%
Real-World HPC: Setting Up an HPC Cluster
04.11.2011
Home »  HPC  »  Articles  » 
-o pe_start # vgcreate RaidVolGroup00 /dev/sdx # lvcreate --extents 100%VG --name RaidLogVol00 RaidVolGroup00 # mkfs -t ext3 -E stride=32 -m 0 -O dir_index,filetype,has_journal,sparse_super /dev
33%
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
33%
Panasas Announces ActiveStor 14
20.09.2012
Home »  HPC  »  News  » 
 
can be populated with 0, 1, 2, or 3 director blades per shelf, with the remaining slots filled with storage blades. Panasas is now taking orders for ActiveStor 14, with initial shipments to begin ... Panasas Inc. announces Panasas ActiveStor 14 – the world’s fastest fully integrated parallel storage solution.
33%
Tips and Tricks for Containers
12.05.2020
Home »  HPC  »  Articles  » 
): root@c31656cbd380:/# apt-get update Get:1 http://security.ubuntu.com/ubuntu bionic-security InRelease [88.7 kB] ... Fetched 18.0 MB in 9s (1960 kB/s) After the package repositories are synced, I can
33%
Visualize Your Network
27.10.2011
Home »  Articles  » 
 
If the first item on a sys admin’s to-do list is building a Linux server, then the second item is surely monitoring that server. If you’ve been a sys admin for a while, you’ve almost definitely been ... Sometimes data that’s five minutes old just isn’t good enough. An abundance of network monitoring tools for SNMP makes a sys admin’s job easier by collecting and displaying a superabundance
33%
Time flies, but it can still be measured
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
$ /usr/bin/time stress --cpu 2 -t 1 stress: info: [10050] dispatching hogs: 2 cpu, 0 io, 0 vm, 0 hdd stress: info: [10050] successful run completed in 1s 1.00 real 1.81 user 0.00
33%
NVDIMM and the Linux kernel
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © Denis Dryashkin, 123RF.com
=/mnt/test.dat oflag=direct bs=4k count=$((1024*1024)) 1048576+0 records in 1048576+0 records out 4294967296 bytes (4.3 GB, 4.0 GiB) copied, 4.55899 s, 942 MB/s Availability NVDIMMs will probably go on sale
33%
Read-only File Compression with SquashFS
14.06.2017
Home »  HPC  »  Articles  » 
to compress the data to 91.53% of its uncompressed size, or to 328MB (327.34MB). Notice that I used the time command to time how long it took to run the command. The results were: real    0m7.675s user   0m
33%
networkd and nspawn in systemd
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Kritiya Sumpun, 123RF.com
; in Listing 3, the bridge device is then configured with its IP address and other parameters. Listing 2 Network Configuration (1) [Match] Name=enp2s25 [Network] Bridge=docker0 Listing 3

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