+1 on what Zhu Zhu said. We also override the default to 10 s.
On Fri, Aug 30, 2019 at 8:58 PM Zhu Zhu <reed...@gmail.com> wrote: > In our production, we usually override the restart delay to be 10 s. > We once encountered cases that external services are overwhelmed by > reconnections from frequent restarted tasks. > As a safer though not optimized option, a default delay larger than 0 s is > better in my opinion. > > > 未来阳光 <2217232...@qq.com> 于2019年8月30日周五 下午10:23写道： > >> Hi, >> >> >> I thinks it's better to increase the default value. +1 >> >> >> Best. >> >> >> >> >> ------------------ 原始邮件 ------------------ >> 发件人: "Till Rohrmann"<trohrm...@apache.org>; >> 发送时间: 2019年8月30日(星期五) 晚上10:07 >> 收件人: "dev"<d...@flink.apache.org>; "user"<user@flink.apache.org>; >> 主题: [SURVEY] Is the default restart delay of 0s causing problems? >> >> >> >> Hi everyone, >> >> I wanted to reach out to you and ask whether decreasing the default delay >> to `0 s` for the fixed delay restart strategy [1] is causing trouble. A >> user reported that he would like to increase the default value because it >> can cause restart storms in case of systematic faults [2]. >> >> The downside of increasing the default delay would be a slightly increased >> restart time if this config option is not explicitly set. >> >> [1] https://issues.apache.org/jira/browse/FLINK-9158 >> [2] https://issues.apache.org/jira/browse/FLINK-11218 >> >> Cheers, >> Till > >
