当spark跑在yarn上时 单个executor执行时,数据量过大时会导致executor的memory不足而使得rdd 最后lost,最终导致任务执行失败 其中会抛出如图异常信息 如图中异常所示 对应解决方法可以加上对应的参数调优(这个配置可以在总的处理数据量在几百TB或者1~3PB级别的数据处 ...
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其他好文 时间:
2019-02-28 15:01:13
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656
简单的求凸多边形面积 求不规则多边形也是类似 只要选择的点是沿着多边形边选就行了 通过容斥会得到正确答案 ...
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其他好文 时间:
2019-02-22 21:46:06
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175
Til the Cows Come Home Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 81024 Accepted: 26725 Description Bessie is out in the field and wan ...
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其他好文 时间:
2019-02-22 14:07:45
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134
Farmer John's N (1 <= N <= 50,000) cows (numbered 1..N) are planning to run away and join the circus. Their hoofed feet prevent them from tightrope wa ...
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其他好文 时间:
2019-02-19 10:27:44
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107
概述 这是 WebGoat 的最后一部分,主要内容是 WebGoat中的Challenge,前面还有 1 和 2。 Challenge Admin lost password 本题目的服务端源代码。 @AssignmentPath("/challenge/1") public class Assig ...
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Web程序 时间:
2019-02-18 01:14:45
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419
Every year the cows hold an event featuring a peculiar version of hopscotch that involves carefully jumping from rock to rock in a river. The exciteme ...
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其他好文 时间:
2019-02-15 22:33:50
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168
In television contests, participants are often asked to choose one from a set of or doors for example, one or several of which lead to different prize ...
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其他好文 时间:
2019-02-14 20:14:10
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95
题目链接 https://vjudge.net/problem/POJ 3617 题目 Description FJ is about to take his N (1 ≤ N ≤ 2,000) cows to the annual"Farmer of the Year" competition. ...
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其他好文 时间:
2019-02-14 13:47:41
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172
题目描述 The cows are having a picnic! Each of Farmer John's K (1 ≤ K ≤ 100) cows is grazing in one of N (1 ≤ N ≤ 1,000) pastures, conveniently numbered 1 ...
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其他好文 时间:
2019-02-13 20:58:20
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169
问题 F: Lost Cows 题目描述 N (2 <= N <= 8,000) cows have unique brands in the range 1..N. In a spectacular display of poor judgment, they visited the neighb ...
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其他好文 时间:
2019-02-11 22:48:05
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368