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15%
Error-correcting code memory keeps single-bit errors at bay
14.11.2013
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»
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»
2013
»
Issue 17: Cloud...
»
. For example, a byte (8 bits) with a value of 156 (10011100) that is read from a file on disk suddenly acquires a value of
220
if the second bit from the left is flipped from a 0 to a 1 (11011100) for some
15%
Rethinking RAID (on Linux)
16.03.2021
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, 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 (1026
MB
/s)(2045MiB/2089msec
15%
Monitor your nodes with collectl
30.11.2025
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2012
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Issue 09: Windo...
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0 0 37928 84 0 1 0 0
08
3
1 1405 2170 0 0 52272 114 0 0 0 0 09 1 0 1267 2125 0 0 6152 14 0 0
15%
Resource Management with Slurm
05.11.2018
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# for your environment. 05 # 06 # 07 # slurm.conf file generated by configurator.html.
08
# 09 # See the slurm.conf man page for more information. 10 # 11 ClusterName=compute-cluster
12
Control
15%
Resource Management with Slurm
13.12.2018
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2018
»
Issue 48: Secur...
»
.conf file generated by configurator.html.
08
# 09 # See the slurm.conf man page for more information. 10 # 11 ClusterName=compute-cluster
12
ControlMachine=slurm-ctrl 13 # 14 SlurmUser=slurm 15 Slurmctld
15%
Best practices for KVM on NUMA servers
20.05.2014
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2014
»
Issue 20: IPv6...
»
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
15%
Docker image security analysis
01.08.2019
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2019
»
Issue 52: Stop...
»
whoami ls -al /usr/share/nginx root total
12
drwxr-xr-x
3
root root 4096 Feb 6
08
:11 . drwxr-xr-x 1 root root 4096 Feb 18 13
15%
Infrastructure as Code with Terraform
18.02.2018
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2018
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Issue 43: Real...
»
public_key = "${file("${var.ssh_pub_key}")}" 07 }
08
resource "digitalocean_droplet" "mywebapp" { 09 image = "docker-16-04" 10 name: guest 11 region = "fra1"
12
size = "512
mb
" 13 ssh
15%
An IT nomad's diary
30.11.2025
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2011
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Issue 5: Pen Te...
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passphrase again:
08
Your identification has been saved in /home/UserName/.ssh/libra_id_rsa. 09 Your public key has been saved in /home/UserName/.ssh/libra_id_rsa.pub. 10 Creation successful 11
12
You may now
15%
Minifying container images with DockerSlim
04.08.2020
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2020
»
Issue 58: Graph...
»
(minified by 25.99X) from python:2.7-alpine - 84.
3
MB
=> 23.1
MB
(minified by
3
.65X) from python:2.7.15 - 916
MB
=> 27.5
MB
(minified by 33.29X) from centos:7 - 647
MB
=> 23
MB
(minified by 28.57X) from centos
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