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30.11.2025
: Transtech Lynx Calleo Application Server 2260 [1]: CPU/RAM: Intel Xeon E5-2643 (quad-core CPU, eight threads, 3.3GHz)/32GB RAM (DDR-3, 1600MHz, ECC)
Controller: LSI Logic Mega RAID SAS 9261-8i PCIe x8, 512MB
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11.04.2016
+0 records in
1000000+0 records out
512000000 bytes (512 MB) copied, 1.58155 s, 324 MB/s
# dd of=file if=/dev/zero bs=512 count=1000000 oflag=direct
1000000+0 records in
1000000+0 records out
512000000 bytes
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11.04.2016
hour.
In a previous article [6], I wrote a general introduction to ECC memory, specifically about Linux and memory errors, and how to collect correctable and uncorrectable errors. In typical systems
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30.11.2025
: In LR-DIMMs, all of the signal lines (including the data) run through an intermediate chip; this reduces the electrical load on the memory controller.
LR-DIMMs have an Isolation Memory Buffer (iMB ... 6
29%
25.09.2023
Quad-core Xuantie C910
64KB+64KB data/instruction caches per core
1MB shared L2 cache
GPU
50GFLOPS BXM-4-64
NPU
4TOPS INT8 at 1GHz
29%
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
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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
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25.03.2021
B/s (1444kB/s)(82.9MiB/60173msec); 0 zone resets
[ ... ]
Run status group 0 (all jobs):
WRITE: bw=1410KiB/s (1444kB/s), 1410KiB/s-1410KiB/s (1444kB/s-1444kB/s), io=82.9MiB (86.9MB), run=60173-60173msec
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28.11.2021
methodical with his performance testing, providing a reference library of results for many CPU types [6], and prebuilt binaries of the tool exist for both Linux and Windows. A sampling of the results library
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18.07.2012
Software), as an example of a pure library that is used by applications. Initially, I will be using the default compilers that come with Scientific Linux 6.2 for compiling. Finally, just to complicate things
