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 | 86.1 MB/s
2 | 1536 | 768 | 640 | 84.5 MB/s
3 | 1664 | 768 | 768 | 82.9 MB/s
4 | 1920 | 896 | 896 | 85.4 MB/s
5 | 2176 | 1024 | 1024 | 84.4 MB/s
6 | 2560 | 1152 | 1152 | 90.0 MB/s
7 | 2816 | 1280 | 1280 | 92.7 MB/s
8 | 3072 | 1408 | 1408 | 91.1 MB/s
9 | 3328 | 1536 | 1536 | 93.2 MB/s
10 | 3584 | 1664 | 1664 | 94.0 MB/s
11 | 3968 | 1792 | 1792 | 84.8 MB/s
12 | 4224 | 1920 | 1920 | 79.6 MB/s
13 | 4480 | 2048 | 2048 | 85.5 MB/s
14 | 4736 | 2176 | 2176 | 82.9 MB/s
15 | 5120 | 2304 | 2304 | 82.1 MB/s
16 | 5376 | 2432 | 2432 | 87.3 MB/s
17 | 5632 | 2560 | 2560 | 86.5 MB/s
18 | 5888 | 2688 | 2688 | 86.9 MB/s
19 | 6144 | 2816 | 2816 | 88.2 MB/s
20 | 6528 | 2944 | 2944 | 87.2 MB/s
--- Targeting Fastest Result of md_sync_window 1664 bytes for Final Pass ---
--- FULLY AUTOMATIC TEST PASS 2 (Final - 16 Sample Points @ 4min Duration)---
21 | 3424 | 1544 | 1544 | 93.9 MB/s
22 | 3448 | 1552 | 1552 | 92.9 MB/s
23 | 3464 | 1560 | 1560 | 92.1 MB/s
24 | 3480 | 1568 | 1568 | 88.0 MB/s
25 | 3496 | 1576 | 1576 | 86.5 MB/s
26 | 3520 | 1584 | 1584 | 94.8 MB/s
27 | 3536 | 1592 | 1592 | 91.7 MB/s
28 | 3552 | 1600 | 1600 | 83.6 MB/s
29 | 3568 | 1608 | 1608 | 83.1 MB/s
30 | 3584 | 1616 | 1616 | 93.8 MB/s
31 | 3608 | 1624 | 1624 | 92.2 MB/s
32 | 3624 | 1632 | 1632 | 89.2 MB/s
33 | 3640 | 1640 | 1640 | 83.2 MB/s
34 | 3656 | 1648 | 1648 | 84.1 MB/s
35 | 3680 | 1656 | 1656 | 84.8 MB/s
36 | 3696 | 1664 | 1664 | 87.9 MB/s
Completed: 2 Hrs 4 Min 56 Sec.
Best Bang for the Buck: Test 1 with a speed of 86.1 MB/s
Tunable (md_num_stripes): 1408
Tunable (md_write_limit): 768
Tunable (md_sync_window): 512
These settings will consume 126MB of RAM on your hardware.
Unthrottled values for your server came from Test 26 with a speed of 94.8 MB/s
Tunable (md_num_stripes): 3520
Tunable (md_write_limit): 1584
Tunable (md_sync_window): 1584
These settings will consume 316MB of RAM on your hardware.
This is 132MB more than your current utilization of 184MB.
NOTE: Adding additional drives will increase memory consumption.
In unRAID, go to Settings > Disk Settings to set your chosen parameter values.
i chose 94.8 over 86.1
thanks for this great tool. appreciate every little bit of speed improvement