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34%
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
32%
Rethinking RAID (on Linux)
16.03.2021
Home »  HPC  »  Articles  » 
=libaio, iodepth=32 fio-3.12 Starting 1 process Jobs: 1 (f=1): [w(1)][100.0%][w=1420KiB/s][w=355 IOPS][eta 00m:00s] test: (groupid=0, jobs=1): err= 0: pid=3377: Sat Jan  9 15:31:04 2021   write: IOPS=352, BW=1410Ki
31%
Using a Bash script to mirror external monitors
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © bowie15, 123RF.com
" ; 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
31%
The practical benefits of network namespaces
15.08.2016
Home »  Archive  »  2016  »  Issue 34: Softw...  » 
Lead Image © Morganimation, fotolia.com
ns2 10 $ ip netns exec ns2 ip link 11 1: lo: mtu 65536 qdisc noop state DOWN mode DEFAULT group default 12 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 13 2: veth2:
30%
Rethinking RAID (on Linux)
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
Lead Image © nikkikii, 123RF.com
0[0] 2094080 blocks super 1.2 [2/2] [UU] ** unused devices: The initialization time should be relatively quick here. Also, verify the RAID1 mirror details (Listing 13) and rerun the random
30%
Warewulf Cluster Manager – Master and Compute Nodes
22.05.2012
Home »  HPC  »  Articles  » 
86_64 0:1.9-22.el6_2.1 libacl.x86_64 0:2.2.49-6.el6 libattr.x86_64 0:2.4.44-7.el6 libblkid.x86_64 0:2.17.2-12.4.el6 libcap.x86_64 0
29%
Greylisting with Postgrey
22.06.2012
Home »  Articles  » 
 
1-12:00:00 20 144400 1-16:06:40 21 160000 1-20:26:40 22 176400 2-01:00:00 23 193600 2-05:46:40 24
29%
Understanding the Status of Your Filesystem
18.06.2014
Home »  HPC  »  Articles  » 
  (  0.05%)  (  0.05% cumulative)    [   1-   2 days]:      0  (  0.00%)  (  0.05% cumulative)    [   2-   4 days]:   4675  (  1.20%)  (  1.25% cumulative)    [   4-   7 days]:    215  (  0.06%)  (  1.31% cumulative)    [   7
29%
Protect Your Servers with Nmap
23.07.2012
Home »  Articles  » 
 
.13.134.52):            Not shown: 994 filtered ports            PORT    STATE  SERVICE VERSION            22/tcp  open   ssh     OpenSSH 4.3 (protocol 2.0)            25/tcp  closed smtp            53/tcp  open   domain  ISC BIND 9
29%
Processor and Memory Metrics
12.02.2014
Home »  HPC  »  Articles  » 
:   99.0%    iowait:    0.0%  irq:     0.0%    softirq:   0.0%  steal:   0.0%    guest:     0.0%  CPU0    user:      4.0%  nice:    0.0%    system:    2.0%  idle:   94.0%    iowait:    0.0%  irq:     0.0

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