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100%
Unleashing Accelerated Speeds with RAM Drives
02.08.2021
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Lead Image © Vladimir Nenov, 123RF.com
Petros Koutoupis ... , if you invoke the rapiddisk utility to list all RAM drive targets, none should be listed: $ sudo rapiddisk -l rapiddisk 7.2.0 Copyright 2011 - 2021 Petros Koutoupis ** Unable to locate any Rapid
99%
Building a virtual NVMe drive
25.03.2020
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Lead Image © lassedesignen, 123RF
Petros Koutoupis ... Petros Koutoupis    Attached device rd0 of size 2048 Mbytes Next, create a mapping of the RAM drive to the RAID volume: $ sudo rapiddisk --cache-map rd0 /dev/md0 wa rapiddisk 6.0 Copyright 2011 - 2019
99%
Tuning ZFS for Speed on Linux
02.06.2020
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Lead Image © Wong Yu Liang, 123RF.com
Petros Koutoupis ... and improvements in the near future. Infos ZFS on Linux: https://zfsonlinux.org/ The Author Petros Koutoupis is currently a senior performance software engineer at Cray for its Lustre
99%
Rethinking RAID (on Linux)
25.03.2021
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Lead Image © nikkikii, 123RF.com
Petros Koutoupis ... _cache 20480 0 rapiddisk 20480 0 create a single 2GB ramdisk, $ sudo rapiddisk --attach 2048 rapiddisk 6.0 Copyright 2011 - 2019 Petros Koutoupis Attached device rd0 of size 2048 Mbytes verify
99%
Linux device mapper writecache
30.01.2020
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Lead Image © lightwise, 123R.com
Petros Koutoupis ... in the original volume group and mapping it as a cache to other, slower devices on your system. The Author Petros Koutoupis is currently a senior performance software engineer at Cray for its Lustre High
99%
When I/O workloads don't perform
02.08.2021
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Lead Image © Viacheslav Iakobchuk, 123RF.com
Petros Koutoupis ... Linux Kernel Archives: http://kernel.org/ Flame graph: https://github.com/brendangregg/FlameGraph The Author Petros Koutoupis is currently a senior performance software engineer
17%
Creating Virtual SSDs
21.01.2020
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rapiddisk 6.0 Copyright 2011 - 2019 Petros Koutoupis   Attached device rd0 of size 2048 Mbytes Next, create a mapping of the RAM drive to the RAID volume: $ sudo rapiddisk --cache-map rd0 /dev/md0 wa
15%
Tuning ZFS for Speed on Linux
17.03.2020
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is also very likely to continue to see additional features and improvements in the near future. The Author Petros Koutoupis is currently a senior performance software engineer at Cray for its Lustre High
15%
Rethinking RAID (on Linux)
16.03.2021
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_cache        20480  0 rapiddisk              20480  0 create a single 2GB ramdisk, $ sudo rapiddisk --attach 2048 rapiddisk 6.0 Copyright 2011 - 2019 Petros Koutoupis Attached device rd0 of size 2048 Mbytes verify
14%
Linux Writecache
19.11.2019
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of the NVMe device in the original volume group and mapping it as a cache to other, slower devices on your system. The Author Petros Koutoupis is currently a senior performance software engineer at Cray

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