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From "聪聪" <175998...@qq.com>
Subject 回复: How to limit a single row being filled with millions of columus?
Date Tue, 06 Dec 2016 05:33:31 GMT
How can I find a big row quickly? If not ,when we proceed major compact,the regionserver dose
not work all the time 
I am glad to receive your reply!How can I find a big row quickly? If not ,when we proceed
major compact,the regionserver dose not work all the time .


------------------ 原始邮件 ------------------
发件人: "Guanghao Zhang";<zghaobac@gmail.com>;
发送时间: 2016年12月6日(星期二) 中午12:13
收件人: "user"<user@hbase.apache.org>; 

主题: Re: How to limit a single row being filled with millions of columus?



There are a config hbase.table.max.rowsize but only used for user get/scan.
It will throw RowTooBigException when you scan a big row with millions of
columns. But it doesn't work for compact. If i am not wrong, there are not
a way to prevent a single row being filled with millions of columns.

2016-12-06 11:52 GMT+08:00 聪聪 <175998806@qq.com>:

> Recently, I have a problem that confused me a long time. The problem is
> that as we all know in HBase,there are millions of columns in a single row.
> Full gc will happen when region proceeds major compact and it results in
> regionserver and hbase not working. Is there any good way to prevent a
> single row being put(wrote) columns overmuch?
> Hope to you soon!
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