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From Zheng Lin Edwin Yeo <edwinye...@gmail.com>
Subject Re: Solr document routing using composite key
Date Thu, 15 Mar 2018 07:51:11 GMT
Hi,

What version of Solr are you running? How did you configure your shards in
Solr?

Regards,
Edwin

On 7 March 2018 at 02:53, Nawab Zada Asad Iqbal <khichi@gmail.com> wrote:

> Hi solr community:
>
>
> I have been thinking to use composite key for my next project iteration and
> tried it today to see how it distributes the documents.
>
> Here is a gist of my code:
> https://gist.github.com/niqbal/3e293e2bcb800d6912a250d914c9d478
>
> I have 117 shards and i tried to use document ids from zero to 116. I find
> that the distribution is very uneven, e.g., the largest bucket receives
> total 5 documents; and around 38 shards will be empty.  Is it expected?
>
> In the following result: value1 is the shard number, value 2 is a list of
> documents which it received.
>
> List(98:List(29)
> , 34:List(36)
> , 8:List(54)
> , 73:List(31)
> , 19:List(77)
> , 23:List(59)
> , 62:List(86)
> , 77:List(105)
> , 11:List(11)
> , 104:List(23)
> , 44:List(4)
> , 37:List(0)
> , 61:List(71)
> , 107:List(37)
> , 46:List(34)
> , 99:List(19)
> , 24:List(32)
> , 94:List(90)
> , 103:List(106)
> , 72:List(97)
> , 59:List(2)
> , 76:List(6)
> , 54:List(20)
> , 65:List(3)
> , 71:List(26)
> , 108:List(17)
> , 106:List(57)
> , 17:List(108)
> , 25:List(13)
> , 60:List(56)
> , 102:List(87)
> , 69:List(60)
> , 64:List(53)
> , 53:List(85)
> , 42:List(35)
> , 115:List(82)
> , 0:List(28)
> , 20:List(27)
> , 81:List(39)
> , 101:List(92)
> , 30:List(16)
> , 41:List(63)
> , 3:List(10)
> , 91:List(21)
> , 85:List(18)
> , 28:List(8)
> , 113:List(76, 95)
> , 51:List(47, 102)
> , 78:List(30, 67)
> , 4:List(52, 84)
> , 110:List(112, 116)
> , 9:List(1, 40)
> , 50:List(22, 101)
> , 13:List(72, 83)
> , 35:List(73, 100)
> , 16:List(48, 64)
> , 112:List(69, 103)
> , 10:List(14, 66)
> , 87:List(68, 104)
> , 57:List(49, 114)
> , 36:List(79, 99)
> , 1:List(24, 70)
> , 96:List(5, 98)
> , 95:List(45, 89)
> , 75:List(9, 91)
> , 70:List(62, 78)
> , 2:List(74, 75)
> , 114:List(81, 88)
> , 74:List(7, 115)
> , 52:List(46, 111)
> , 55:List(12, 50, 113)
> , 47:List(43, 44, 96)
> , 92:List(25, 33, 58)
> , 39:List(15, 41, 61, 107)
> , 21:List(38, 51, 55, 93, 110)
> , 27:List(42, 65, 80, 94, 109)
> )
>

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