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25%
Monitoring Storage with iostat
25.02.2013
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/s r/s w/s r
MB
/s w
MB
/s avgrq-sz avgqu-sz await r_await w_await svctm %util md1 0.
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0.
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0.04 0.05 0.
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8.17 0.
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25%
Listing 1
01.08.2012
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Warewulf Cluste...
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Warewulf 3 Code
»
| 54 kB
00:00
(2/7): perl-5.10.1-119.el6_1.1.x86_64.rpm | 10
MB
00
:08 (3/7): perl-Module-Pluggable-3.90-119.el6
25%
Security first with the Hiawatha web server
11.04.2016
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Issue 32: Measu...
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network adapters, one for administration and one for the web server. I gave the system 1GB memory, but it has not yet used more than 200
MB
. Then, boot the image. You have several choices: Add
25%
Monitor Your Nodes with collectl
28.03.2012
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# Kernel: 2.6.32-
220
.4.1.el6.x86_64 Memory: 7540044 Swap: # NumDisks: 2 DiskNames: sdb sda # NumNets: 2 NetNames: lo: eth0:100 # NumSlabs: 201 Version: 2.1 # SCSI: DA:1:
00:00:00
DA:2:
00:00:00
CD:4:
00:00:00
25%
Real-World HPC: Setting Up an HPC Cluster
04.11.2011
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-server 192.168.1.2; filename "/pxelinux.0"; host node01 { hardware ethernet
00:11:22
:33:44:a0; fixed-address 192.168.1.101; } host node01-bmc { hardware ethernet
00:11:22
:33:44:8d; fixed-address 192
25%
Kea, the ISC's successor to the DHCP daemon
03.08.2023
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2023
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Issue 76: Energ...
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: "routers", "value": "192.168.2.254" }], "reservations": [{ "hw-address": "
00:11:22
:33:44:55", "ip-address": "192.168.2.60", hostname: "host-2-60" }, { "hw-address": "
00:00:00:00:00
25%
Error-correcting code memory keeps single-bit errors at bay
14.11.2013
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2013
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Issue 17: Cloud...
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. 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
25%
Appendix – I/O Report from MPI Strace Analyzer
15.02.2012
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rewinddir 0 0 0 0 0 0 0 0 fsync 21 21 21 21 21
22
26 31 lseekm 3
25%
Appendix – I/O Report from MPI Strace Analyzer
26.01.2012
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rewinddir 0 0 0 0 0 0 0 0 fsync 21 21 21 21 21
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25%
Warewulf Cluster Manager – Completing the Environment
20.06.2012
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/local 53G 29G
22
G 57% /vnfs/usr/local From the output, it can be seen that only 217
MB
of memory is used on the compute node for storing the local OS. Given that you can easily and inexpensively buy 8GB
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