Why don't you use incremental repairs? Is there a known issue with incremental repairs in 2.1.x?
On Tue, Dec 30, 2014 at 10:22 PM, 李建奇 <lijia...@jd.com> wrote: > We also suffer some problem from 2.1.2 . But I think we can deal with . > > First I don’t use incremental repair. > > Second we restart node after repair . It will release sstable tmplink . > > Third , don’t use stop COMPACTION command. > > > > If we read 2.1.2 release notes ,we find it solve some issues with 2.1.1 . > > We wait for 2.1.3 . > > > > > ------------------------------ > > 李建奇 > > 京东商城 【 运营研发 架构师】 > > ===================================== > > 手机：18600360358 > > 地址：北京市大兴区 朝林广场25层 > > 邮编：100101 > > ===================================== > > 网购上京东，省钱又放心！ > > www.jd.com > > > > *发件人:* Phil Burress [mailto:philtburr...@gmail.com] > *发送时间:* 2014年12月31日 2:53 > *收件人:* user@cassandra.apache.org > *主题:* Re: Downgrade from 2.1.2 to 2.1.1 > > > > Thanks Rob. > > > > On Tue, Dec 30, 2014 at 1:38 PM, Robert Coli <rc...@eventbrite.com> wrote: > > On Tue, Dec 30, 2014 at 9:42 AM, Phil Burress <philtburr...@gmail.com> > wrote: > > We are having a lot of problems with release 2.1.2. It was suggested here > we should downgrade to 2.1.1 if possible. > > > > For the experts out there, do you foresee any issues in doing this? > > > > Not sure if advice from the person who suggested the downgrade is what > you're looking for, but... > > > > The classes of risk are : > > > > - Incompatible changes to system keyspace values (unlikely, but possible > in a minor version) > > - File format changes (very unlikely in a minor version) > > - Network protocol changes (very unlikely in a minor version) > > - Unexpected exceptions of other classes (monitor in logs) > > > > Really, read the CHANGES.txt for 2.1.2 and look for the above classes of > risk. If you have any questions about specific tickets, feel free to ask > on-thread? > > > > It's also worth pointing out that you can just downgrade a single node and > see if it still works. If it does, and doesn't except, you're probably fine? > > > > =Rob > > PS - Pro-forma disclaimer that downgrading is officially unsupported. > > >
