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T), thanks to a binary of just 100MB. The perfect laboratory companion that offers immediate access to Kubernetes is the clever minikube [2]. Another distribution caught my eye recently when I was arriving ... A zero-ops installation of Kubernetes with MicroK8s operates on almost no compute capacity and roughly 700MB of RAM.

, ioengine=libaio, iodepth=32 fio-3.12 Starting 1 process Jobs: 1 (f=1) test: (groupid=0, jobs=1): err= 0: pid=5872: Sat Jan  9 16:35:08 2021   read: IOPS=251k, BW=979MiB/s (1026MB/s)(2045MiB/2089msec

/6): tftp-server-5.2-24.el8.x86_64.rpm                         123 kB/s |  49 kB     00:00     (4/6): dhcp-server-4.3.6-47.el8.x86_64.rpm                       3.9 MB/s | 529 kB     00:00     (5/6): bind

, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192]      A = single( rand(N,N) );    B = single( rand(N,N) );      start = clock();    C = A*B;    elapsedTime = etime(clock(), start);      gFlops = 2*N*N*N / (elapsedTime * 1e+9);      disp(sprintf("N = %4d

/laytonjb/TEST/SOURCE/ backup.0/ [laytonjb@home4 TEST]$ ls -s total 12 4 backup.0/ 4 backup.1/ 4 SOURCE/ [laytonjb@home4 TEST]$ du -sh 19M . [laytonjb@home4 TEST]$ du -sh SOURCE/ 9.2M SOURCE/ [laytonjb@home4 TEST]$ du -sh

with a different size (Listing 3). The output from the second command verifies that the RAM drives were created. Listing 3 Adding RAM Drive of 32MB $ sudo rapiddisk -a 32 rapiddisk 7.2.0 Copyright

             SN                   Model                                    Namespace Usage                      Format           FW Rev ---------------- -------------------- ---------------------------------------- --------- -------------------------- ---------------- -------- /dev/nvme0n1     152e778212a62015     Linux                                    1         21.00  TB /  21.00  TB     4 KiB +  0 B     5.4.12-0 You are now able to read and write from and to /dev/nvme0n1

---------------- -------------------- ---------------------------------------- --------- -------------------------- ---------------- -------- /dev/nvme0n1 152e778212a62015 Linux 1 21.00 TB / 21.00 TB 4 KiB + 0 B 5.4.12-0 You are now able to read and write from and to /dev

9 16:32:43 2021 Continue creating array? (y/n) y mdadm: Defaulting to version 1.2 metadata mdadm: array /dev/md0 started. Listing 17 Verify 2GB Details $ sudo mdadm --detail /dev

: (groupid=0, jobs=1): err= 0: pid=7055: Sat Oct 12 19:09:53 2019 write: IOPS=34.8k, BW=136MiB/s (143MB/s)(9.97GiB/75084msec); 0 zone resets [ ... ] Run status group 0 (all jobs): WRITE: bw=136MiB/s (143MB