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17%
Managing virtual machines
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Igor Klimov, 123RF.com
"creating" $vmname 09 10 virsh suspend rhstorage 11 virt-clone -o rhstorage -n $vmname -f /var/lib/libvirt/images/$vmname.qcow 12 virsh resume rhstorage 13 14 oldmac="52:54:00:B4:DF:EB" 15 newmac
17%
Neglected IPv6 features endanger the LAN
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Stanislaw Tokarski, 123RF.com
the hostname ibm-R52 using the link-local multicast name resolution (LLMNR) protocol. If DNS resolution does not return an IP address, LLMNR is used by newer Microsoft operating systems as a supplement. Because
17%
Rethinking RAID (on Linux)
16.03.2021
Home »  HPC  »  Articles  » 
:            Version : 1.2      Creation Time : Sat Jan  9 15:52:00 2021         Raid Level : raid1         Array Size : 244065408 (232.76 GiB 249.92 GB)      Used Dev Size : 244065408 (232.76 GiB 249.92 GB)       Raid
17%
A Btrfs field test and workshop
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Adrian Hillman, 123RF.com
is now possible. To do this, you need to modify the /etc/fstab file to point to the desired snapshot, rather than to subvol=@ (here, this is @apt-snapshot-2012-07-23_08:52:34). One grub-update and one
17%
Monitoring your cluster with a home-grown OCF agent
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Aleksey Mnogosmyslov, 123RF.com
_is_true "$OCF_RESKEY_realtime"; then 47 asterisk_extra_params="-F -p" 48 else 49 asterisk_extra_params="-F" 50 fi 51 52 ocf_run ${OCF_RESKEY_binary} -G $OCF_RESKEY_group \ 53
17%
When I/O workloads don't perform
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Viacheslav Iakobchuk, 123RF.com
%util sda 10.91 6.97 768.20 584.64 4.87 18.20 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
17%
Rethinking RAID (on Linux)
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
Lead Image © nikkikii, 123RF.com
.2 Creation Time : Sat Jan 9 15:52:00 2021 Raid Level : raid1 Array Size : 244065408 (232.76 GiB 249.92 GB) Used Dev Size : 244065408 (232.76 GiB 249.92 GB) Raid Devices : 2
17%
Monitor Your Nodes with collectl
28.03.2012
Home »  HPC  »  Articles  » 
20120310 13:40:10 sdb 136 93 6483 2 8 40 47 2 17 7 90 sda 0 0 0 0 0 0 0 0 0 0 0 20120310 13:40:20 sdb 60 69 2200 2 11 52 36 2 30 6 37 sda 0 0 0 0 0 0 0 0 0 0 0 20120310 13:40:30 sdb 2 0 16 7 37 175 21 1 59 6
17%
Parallel Programming with OpenCL
04.11.2011
Home »  HPC  »  Articles  » 
.width + kx]; 47             } 48         } 49         // Clamp values to {0, ..., 255} and store them 50         out.data[y * out.width + x] = clampuchar((int) convolutionSum); 51     } 52   } 53
17%
Darshan I/O Analysis for Deep Learning Frameworks
18.08.2021
Home »  HPC  »  Articles  » 
/O operation sequences are presented. The chart shows roughly 54,000 total write and perhaps 6,000 total read operations. For the write I/O, most were sequential (about 52,000), with about 47,000 consecutive

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