You may want to add 29991231 instead of appending. Le lundi 28 novembre 2011, Piavlo <lolitus...@gmail.com> a écrit : > Anyone can help with this? > > Thanks > > On 11/24/2011 11:55 AM, Piavlo wrote: >> >> Hi, >> >> We need help with choosing correct tokens for ByteOrderedPartitioner >> Originally the key where supposed to be member_id-yyyymmdd >> but since we need to male rage scans on same member_id and varying date ranges yyyymmdd >> we decided to use ByteOrderedPartitioner, so we need that same member will be assigned to same token range. >> So we decided that the keys will be md5(member_id)yyyymmdd >> Since md5 on member_id should give even distribution or member_id across tokens. >> >> We have 4 nodes, and don't understand how to choose the tokens. >> We tried the following tokens >> >> # ./tokengentool 4 >> token 0: 0 >> token 1: 42535295865117307932921825928971026432 >> token 2: 85070591730234615865843651857942052864 >> token 3: 127605887595351923798765477786913079296 >> >> and appended 29991231 >> >> so we ended up with the following tokens >> >> token 0: 0 >> token 1: 4253529586511730793292182592897102643229991231 >> token 2: 8507059173023461586584365185794205286429991231 >> token 3: 12760588759535192379876547778691307929629991231 >> >> But the key end up not evenly distributed. >> >> So any help is appreciated. >> >> Thanks >> Alex > >
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