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10%
Using a Bash script to mirror external monitors
10.06.2015
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2015
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Issue 27: Fault...
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" ; shift 20 local display_list="$1" 21 while read display width_mm height_mm width height ; do
22
if [[ "$display" == "$find_display" ]] ; then 23 echo ${width}x${height} 24
10%
Comparing startup times of Linux distros in the cloud
27.09.2021
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2021
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Issue 65: 7 Em...
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Request timeout for icmp_seq 0 Request timeout for icmp_seq 1 Request timeout for icmp_seq 2 64 bytes from 52.90.56.122: icmp_seq=3 ttl=
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time=40.492 ms [ output truncated ] Welcome to Ubuntu 20.04.1 LTS
10%
Tuning ZFS for Speed on Linux
02.06.2020
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2020
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Issue 57: Artif...
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6836191232 sde 8
48
6836191232 sdd 8 80 6836191232 sdf Make sure to load the ZFS modules, $ sudo modprobe zfs and verify that they are loaded: $ lsmod|grep zfs zfs 3039232 3
10%
Embarrassingly parallel computation
01.06.2024
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2024
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Issue 81: Load...
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_Comm_size(MPI_COMM_WORLD, &nodenum); 21 long recieved[nodenum];
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long recvniter[nodenum]; 23 srand(SEED+myid); //Give rand() a seed value. Needs to be different on each node 24 25 if(myid != 0
10%
Resource Management with Slurm
05.11.2018
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Default=none
22
SlurmctldPidFile=/var/run/slurmctld.pid 23 SlurmdPidFile=/var/run/slurmd.pid 24 ProctrackType=proctrack/cgroup 25 PluginDir=/usr/lib/slurm 26 ReturnToService=1 27 TaskPlugin=task/cgroup 28 # TIMERS
10%
Rethinking RAID (on Linux)
16.03.2021
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6836191232 sdc 8 33 244197544 sdc1 8
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6836191232 sdd 8 49 244197544 sdd1 Notice that I have one non-volatile memory express (NVMe) drive and two serial-attached SCSI (SAS
10%
Measuring the performance of code
04.08.2020
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2020
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Issue 58: Graph...
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return -timespec_diff(sooner, later); 19 else 20 return 21 (later->tv_sec - sooner->tv_sec)
22
/* tv_nsec is known to be a signed type. */ 23 + (later->tv_nsec - sooner
10%
Exploring the filesystem that knows everything
14.03.2013
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2013
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Issue 13: IPv6...
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: 0 16 initial apicid : 0 17 fdiv_bug : no 18 hlt_bug : no 19 f00f_bug : no 20 coma_bug : no 21 fpu : yes
22
fpu_exception : yes 23 cpuid level : 10 24 wp
10%
I/O Profiling at the Block Level
27.08.2014
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-1600) CentOS 6.5 (updates current as of August
22
, 2014) For testing, I used a Samsung SSD 840 Series drive that has 120GB of raw capacity (unformatted) and is connected via a SATA 3 (6Gbps) connection
10%
Developing RESTful APIs
14.08.2017
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2017
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Issue 40: Lean...
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service and executes it. Alternatively, MuleSoft offers an open source development environment named API Workbench [
22
], although it is under a proprietary license
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