18%
11.05.2021
, elapsed Time = %9.6f, GFlops = %9.6f ", ...
N, elapsedTime, gFlops) );
endfor
Listing 2: Double-Precision Square Matrix Multiply
# Example DGEMM
for N = [2, 4, 8, 16
18%
12.03.2013
is shown in Listing 1.
Listing 1: Sample nfsiostat Output
Linux 2.6.18-308.16.1.el5.centos.plus (home8) 02/10/2013 _i686_ (1 CPU)
02/10/2013 03:38:48 PM
Filesystem: rMB_nor/s wMB
18%
30.01.2024
Dell Precision Workstation T7910
Power
1,300W
CPU
2x Intel Xeon Gold E5-2699 V4, 22 cores, 2.4GHz, 55MB of cache, LGA 2011-3
GPU, NPU
n/a*
Memory
17%
12.09.2013
approx. US$ 600
approx. US$ 335
CPU
Via Eden X2/1GHz
Via Eden X2/1GHz
AMD G-T44R/1.2GHz
AMD G-T56N/1.6GHz
Marvell ARMADA PXA 510 v7.1
Chipset
17%
16.03.2021
.4MBps and random reads 1.9MBps. The good news is that whereas random writes dropped a tiny bit to 1.2MBps (Listing 6), random reads increased to almost double the throughput with a rate of 3.3MBps
17%
31.10.2025
(3 or 6Gbps) with up to 4TB capacity. Typically, you can deploy 2.5- or 3.5-inch formats; of the devices we tested, only Buffalo and Netgear did not bother providing drill holes for smaller disks
17%
30.01.2020
lvm2 --- <232.89g <232.89g
/dev/sdb lvm2 --- <6.37t <6.37t
Next, I add both volumes into a new volume group labeled vg-cache,
$ sudo vgcreate vg-cache /dev/nvme0n1 /dev
17%
25.03.2020
] [raid6] [raid5] [raid4] [raid10]
md0 : active raid5 sdd1[5] sde1[4] sdc1[2] sdb1[1] nvme0n1p1[0](J)
20508171264 blocks super 1.2 level 5, 512k chunk, algorithm 2 [4/3] [UU
17%
11.04.2016
(512 MB) copied, 49.1424 s, 10.4 MB/s
If you want to empty the read and write cache for benchmark purposes, you can do so using:
sync; echo 3 > /proc/sys/vm/drop_caches
Sequential access
17%
21.01.2020
RAID
$ cat /proc/mdstat
Personalities : [linear] [multipath] [raid0] [raid1] [raid6] [raid5] [raid4] [raid10]
md0 : active raid5 sde1[4] sdd1[3] sdc1[2] sdb1[1] nvme0n1p1[0](J)
20508171264
