Am 10.01.2018 um 22:23 schrieb Sage Weil:
> On Wed, 10 Jan 2018, Stefan Priebe - Profihost AG wrote:
>> k,
>>
>> in the past we used the python crush optimize tool to reweight the osd
>> usage - it inserted a 2nd tree with $hostname-target-weight as hostnames.
>
> Can you attach a 'ceph osd crush tree' (or partial output) so I can see
> what you mean?
Sure - attached.
Thanks!
Stefan
>
> Thanks!
> sage
>
>>
>> Now the quesions are:
>> 1.) can we remove the tree? How?
>> 2.) Can we do this now or only after all clients are running Luminous?
>> 3.) is it enought to enable the mgr balancer module?
>>
>> Thanks!
>>
>> Greets,
>> Stefan
>> --
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>>
>>
ID CLASS WEIGHT (compat) TYPE NAME
-10001 71.66673 root root-target-weight
-10005 6.79999 6.79999 host node67-target-weight
38 ssd 1.00000 1.00000 osd.38
39 ssd 1.00000 1.00000 osd.39
51 ssd 1.00000 1.00000 osd.51
52 ssd 1.00000 1.00000 osd.52
53 ssd 1.00000 1.00000 osd.53
54 ssd 1.00000 1.00000 osd.54
57 ssd 0.79999 0.79999 osd.57
-10010 6.79999 6.79999 host node68-target-weight
16 ssd 1.00000 1.00000 osd.16
17 ssd 1.00000 1.00000 osd.17
18 ssd 1.00000 1.00000 osd.18
19 ssd 1.00000 1.00000 osd.19
20 ssd 1.00000 1.00000 osd.20
25 ssd 1.00000 1.00000 osd.25
62 ssd 0.79999 0.79999 osd.62
-10009 10.57336 10.57336 host node69-target-weight
8 1.00000 1.00000 osd.8
9 1.00000 1.00000 osd.9
61 0.79999 0.79999 osd.61
10 ssd 1.72670 1.72670 osd.10
15 ssd 0.87000 0.87000 osd.15
26 ssd 0.87000 0.87000 osd.26
27 ssd 0.84999 0.84999 osd.27
63 ssd 1.73000 1.73000 osd.63
67 ssd 1.72670 1.72670 osd.67
-10008 10.59337 10.59337 host node70-target-weight
4 ssd 1.00000 1.00000 osd.4
5 ssd 1.00000 1.00000 osd.5
6 ssd 1.72670 1.72670 osd.6
7 ssd 0.87000 0.87000 osd.7
28 ssd 0.87000 0.87000 osd.28
29 ssd 0.87000 0.87000 osd.29
60 ssd 0.79999 0.79999 osd.60
64 ssd 1.73000 1.73000 osd.64
66 ssd 1.72670 1.72670 osd.66
-10007 6.64998 6.64998 host node71-target-weight
0 ssd 0.84999 0.84999 osd.0
1 ssd 1.00000 1.00000 osd.1
2 ssd 1.00000 1.00000 osd.2
3 ssd 1.00000 1.00000 osd.3
30 ssd 1.00000 1.00000 osd.30
35 ssd 1.00000 1.00000 osd.35
59 ssd 0.79999 0.79999 osd.59
-10006 9.12338 9.12338 host node72-target-weight
36 ssd 1.00000 1.00000 osd.36
37 ssd 1.00000 1.00000 osd.37
41 ssd 0.87000 0.87000 osd.41
42 ssd 1.72670 1.72670 osd.42
43 ssd 1.00000 1.00000 osd.43
44 ssd 1.00000 1.00000 osd.44
58 ssd 0.79999 0.79999 osd.58
65 ssd 1.72670 1.72670 osd.65
-10004 7.52669 7.52669 host node73-target-weight
11 ssd 1.00000 1.00000 osd.11
12 ssd 1.00000 1.00000 osd.12
13 ssd 1.00000 1.00000 osd.13
14 ssd 1.00000 1.00000 osd.14
40 ssd 1.72670 1.72670 osd.40
45 ssd 1.00000 1.00000 osd.45
56 ssd 0.79999 0.79999 osd.56
-10003 6.79999 6.79999 host node74-target-weight
21 ssd 1.00000 1.00000 osd.21
22 ssd 1.00000 1.00000 osd.22
23 ssd 1.00000 1.00000 osd.23
24 ssd 1.00000 1.00000 osd.24
46 ssd 1.00000 1.00000 osd.46
47 ssd 1.00000 1.00000 osd.47
55 ssd 0.79999 0.79999 osd.55
-10002 6.79999 6.79999 host node75-target-weight
31 ssd 1.00000 1.00000 osd.31
32 ssd 1.00000 1.00000 osd.32
33 ssd 1.00000 1.00000 osd.33
34 ssd 1.00000 1.00000 osd.34
48 ssd 1.00000 1.00000 osd.48
49 ssd 1.00000 1.00000 osd.49
50 ssd 0.79999 0.79999 osd.50
-10000 59.56252 root root
-5 5.37109 5.37109 host node67
38 ssd 0.92055 0.92055 osd.38
39 ssd 1.01564 1.01564 osd.39
51 ssd 1.05869 1.05869 osd.51
52 ssd 0.97812 0.97812 osd.52
53 ssd 1.04170 1.04170 osd.53
54 ssd 1.00017 1.00017 osd.54
57 ssd 0.78407 0.78407 osd.57
-9 5.58746 5.58746 host node68
16 ssd 0.98000 0.98000 osd.16
17 ssd 1.06917 1.06917 osd.17
18 ssd 1.16075 1.16075 osd.18
19 ssd 0.83670 0.83670 osd.19
20 ssd 0.95099 0.95099 osd.20
25 ssd 1.03653 1.03653 osd.25
62 ssd 0.76581 0.76581 osd.62
-8 9.07146 9.07146 host node69
8 0.66422 0.66422 osd.8
9 0.72400 0.72400 osd.9
61 0.56326 0.56326 osd.61
10 ssd 1.09930 1.09930 osd.10
15 ssd 0.64998 0.64998 osd.15
26 ssd 0.54704 0.54704 osd.26
27 ssd 0.48680 0.48680 osd.27
63 ssd 1.20139 1.20139 osd.63
67 ssd 1.14597 1.14597 osd.67
-7 9.47948 9.47948 host node70
4 ssd 0.59647 0.59647 osd.4
5 ssd 0.74663 0.74663 osd.5
6 ssd 1.19809 1.19809 osd.6
7 ssd 0.56386 0.56386 osd.7
28 ssd 0.52682 0.52682 osd.28
29 ssd 0.53951 0.53951 osd.29
60 ssd 0.53197 0.53197 osd.60
64 ssd 1.18048 1.18048 osd.64
66 ssd 1.23711 1.23711 osd.66
-6 5.25194 5.25194 host node71
0 ssd 0.80965 0.80965 osd.0
1 ssd 0.96100 0.96100 osd.1
2 ssd 0.92325 0.92325 osd.2
3 ssd 1.04431 1.04431 osd.3
30 ssd 1.04166 1.04166 osd.30
35 ssd 1.00110 1.00110 osd.35
59 ssd 0.87000 0.87000 osd.59
-4 8.01935 8.01935 host node72
36 ssd 0.60399 0.60399 osd.36
37 ssd 0.59300 0.59300 osd.37
41 ssd 0.53636 0.53636 osd.41
42 ssd 1.10330 1.10330 osd.42
43 ssd 0.63528 0.63528 osd.43
44 ssd 0.60475 0.60475 osd.44
58 ssd 0.48059 0.48059 osd.58
65 ssd 1.11266 1.11266 osd.65
-1 6.00589 6.00589 host node73
11 ssd 0.75484 0.75484 osd.11
12 ssd 0.77977 0.77977 osd.12
13 ssd 0.72763 0.72763 osd.13
14 ssd 0.68427 0.68427 osd.14
40 ssd 1.40228 1.40228 osd.40
45 ssd 0.80234 0.80234 osd.45
56 ssd 0.68782 0.68782 osd.56
-2 5.24933 5.24933 host node74
21 ssd 1.09908 1.09908 osd.21
22 ssd 0.89011 0.89011 osd.22
23 ssd 0.97574 0.97574 osd.23
24 ssd 0.97112 0.97112 osd.24
46 ssd 1.03148 1.03148 osd.46
47 ssd 1.01045 1.01045 osd.47
55 ssd 0.82300 0.82300 osd.55
-3 5.52652 5.52652 host node75
31 ssd 0.99561 0.99561 osd.31
32 ssd 0.96910 0.96910 osd.32
33 ssd 0.99934 0.99934 osd.33
34 ssd 0.93686 0.93686 osd.34
48 ssd 0.99597 0.99597 osd.48
49 ssd 1.08250 1.08250 osd.49
50 ssd 0.82057 0.82057 osd.50
