hi, thanks for your help.
i run the nodetool -h **** compact but the load keep the same , is there anyone can tell me why? 2010-04-30 Bingbing Liu 发件人： casablinca126.com 发送时间： 2010-04-30 15:52:09 收件人： user@cassandra.apache.org 抄送： 主题： Re: why the sum of all the nodes' loads is much bigger than the size of the inserted data? hi, Have you ever run anti-compaction(more than 1 time, maybe), but never run cleanup on the anti-compaction node? cheers, Cao Jiguang 2010-04-30 casablinca126.com 发件人： Bingbing Liu 发送时间： 2010-04-30 15:24:45 收件人： user 抄送： 主题： why the sum of all the nodes' loads is much bigger than the size of the inserted data? i insert 500,000,000 rows each of which has a key of 20 bytes and a column of 110 bytes. and the repilcationfactor is set to 3, so i expect the load of the cluster should be 0.5 billion * 130 * 3 = 195 G bytes. but in the fact the load i get through "nodetool -h localhost ring" is about 443G. i think there is some other additional datas such as index , checksum ,and the column name be stored. but am i right ? is that all ? why the difference is so big ? hope i have explained my problem clearly 2010-04-30 Bingbing Liu
