My results;
Tunables Report from unRAID Tunables Tester v2.2 by Pauven
NOTE: Use the smallest set of values that produce good results. Larger values
increase server memory use, and may cause stability issues with unRAID,
especially if you have any add-ons or plug-ins installed.
Test | num_stripes | write_limit | sync_window | Speed
--- FULLY AUTOMATIC TEST PASS 1 (Rough - 20 Sample Points @ 3min Duration)---
1 | 1408 | 768 | 512 | 76.3 MB/s
2 | 1536 | 768 | 640 | 76.4 MB/s
3 | 1664 | 768 | 768 | 76.4 MB/s
4 | 1920 | 896 | 896 | 76.3 MB/s
5 | 2176 | 1024 | 1024 | 76.3 MB/s
6 | 2560 | 1152 | 1152 | 76.4 MB/s
7 | 2816 | 1280 | 1280 | 76.3 MB/s
8 | 3072 | 1408 | 1408 | 76.3 MB/s
9 | 3328 | 1536 | 1536 | 76.4 MB/s
10 | 3584 | 1664 | 1664 | 76.3 MB/s
11 | 3968 | 1792 | 1792 | 76.3 MB/s
12 | 4224 | 1920 | 1920 | 76.4 MB/s
13 | 4480 | 2048 | 2048 | 76.4 MB/s
14 | 4736 | 2176 | 2176 | 76.3 MB/s
15 | 5120 | 2304 | 2304 | 76.3 MB/s
16 | 5376 | 2432 | 2432 | 76.3 MB/s
17 | 5632 | 2560 | 2560 | 76.4 MB/s
18 | 5888 | 2688 | 2688 | 76.3 MB/s
19 | 6144 | 2816 | 2816 | 76.4 MB/s
20 | 6528 | 2944 | 2944 | 76.3 MB/s
--- Targeting Fastest Result of md_sync_window 640 bytes for Final Pass ---
--- FULLY AUTOMATIC TEST PASS 2 (Final - 16 Sample Points @ 4min Duration)---
21 | 1424 | 768 | 520 | 76.4 MB/s
22 | 1440 | 768 | 528 | 76.3 MB/s
23 | 1448 | 768 | 536 | 76.3 MB/s
24 | 1456 | 768 | 544 | 76.3 MB/s
25 | 1464 | 768 | 552 | 76.4 MB/s
26 | 1472 | 768 | 560 | 76.3 MB/s
27 | 1480 | 768 | 568 | 76.3 MB/s
28 | 1488 | 768 | 576 | 76.3 MB/s
29 | 1496 | 768 | 584 | 76.4 MB/s
30 | 1504 | 768 | 592 | 76.3 MB/s
31 | 1520 | 768 | 600 | 76.3 MB/s
32 | 1528 | 768 | 608 | 76.4 MB/s
33 | 1536 | 768 | 616 | 76.3 MB/s
34 | 1544 | 768 | 624 | 76.3 MB/s
35 | 1552 | 768 | 632 | 76.4 MB/s
36 | 1560 | 768 | 640 | 76.4 MB/s
Completed: 2 Hrs 8 Min 24 Sec.
Best Bang for the Buck: Test 1 with a speed of 76.3 MB/s
Tunable (md_num_stripes): 1408
Tunable (md_write_limit): 768
Tunable (md_sync_window): 512
These settings will consume 38MB of RAM on your hardware.
Unthrottled values for your server came from Test 21 with a speed of 76.4 MB/s
Tunable (md_num_stripes): 1424
Tunable (md_write_limit): 768
Tunable (md_sync_window): 520
These settings will consume 38MB of RAM on your hardware.
This is 3MB more than your current utilization of 35MB.
NOTE: Adding additional drives will increase memory consumption.
In unRAID, go to Settings > Disk Settings to set your chosen parameter values.