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我设法在集群外运行压力工具。我已经准备好在我的 cassa 集群上的银行键空间中拥有基本表 bank_transactions。

bank.bank_transactions ( customerid text, year int, month int, id timeuuid, amount int, card text, status text, PRIMARY KEY ((customerid, year, month), id) ); 这是我的个人资料 yaml 文件:

table: bank_transactions

columnspec:
  - name: customerid
    size: uniform(5..10)
    population: uniform(1..10)
  - name: year
    size: fixed(4)
  - name: month
    size: fixed(2)
  - name: timeuuid
    cluster: uniform(20..40)
  - name: amount
    size: uniform(0..1000000)
  - name: text
    size: uniform(10..15)
  - name: status
    size: uniform(10..20)

insert:
    # How many partition to insert per batch
  partitions: fixed(2)
    # How many rows to update per partition
  select: fixed(1)/500
    # UNLOGGED or LOGGED batch for insert
  batchtype: UNLOGGED

queries:
   customer:
      cql: select *  from bank_transactions where customerid = ? and year = ? and month = ? and id = ?
      fields: multirow
#com.datastax.driver.core.exceptions.InvalidQueryException: 
#Partition key parts: year, month, id, customerid must be restricted as other parts are
   transactions:
      cql: select customerid, amount, card, status, id from bank_transactions where id = ? and customerid = ? and year = ? and month = ? 
      fields: samerow
   regularupdate:
      cql: update bank_transactions set amount = ? where customerid = ? and year = ? and month = ? and id = ?
      fields: samerow
#nestihalo se v casovem limitu, lze navysit pamet, casovy limit...      
#   updatewithlwt:
#      cql: update bank_transactions set amount = ? where customerid = ? and year = ? and month = ? and id = ? IF status = ?
#      fields: samerow

我承受压力

./cassandra-stress user profile=./stress_transactions.yaml ops\(insert=3,customer=3,transactions=2,regularupdate=1\) \
n=10000 -node 172.16.20.104,172.16.20.105,172.16.20.106 -port native=9042 thrift=9160 jmx=7199 -graph file=./transactions.html

我期待在 cassandra.apache 网站上有类似图表的东西 示例应力图

但结果真的很奇怪: 我的压力图结果

你能帮我吗,怎么了?

PS不要介意发行等,它只是游乐场......

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1 回答 1

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再玩一次后,我设置 n=1000000(没有其他变化),结果好多了。 测试压力 cassandra n=1000000

希望它可能对某人有所帮助;)

于 2019-04-16T13:59:31.623 回答