RE: Bolt slow down the emit speed of spout

2016-10-19 Thread Chien Le
he bottleneck as my topology doesn’t have much disk operation. Log.info print tuple to disk every 1000 tuples. 发送自 Windows 10 版邮件<https://go.microsoft.com/fwlink/?LinkId=550986>应用 发件人: Chien Le<mailto:chien...@ds-iq.com> 发送时间: 2016年10月19日 5:39 收件人: user@storm.apache.org<mailto:use

Re: Bolt slow down the emit speed of spout

2016-10-18 Thread Jungtaek Lim
pic. > > > > 发送自 Windows 10 版邮件 <https://go.microsoft.com/fwlink/?LinkId=550986>应用 > > > > *发件人: *Jungtaek Lim <kabh...@gmail.com> > *发送时间: *2016年10月19日 9:18 > *收件人: *Chien Le <chien...@ds-iq.com>; user@storm.apache.org > *主题: *Re: Bolt slow down the

Re: Bolt slow down the emit speed of spout

2016-10-18 Thread Jungtaek Lim
les. > > > > 发送自 Windows 10 版邮件 <https://go.microsoft.com/fwlink/?LinkId=550986>应用 > > > > *发件人: *Chien Le <chien...@ds-iq.com> > *发送时间: *2016年10月19日 5:39 > *收件人: *user@storm.apache.org > *主题: *RE: Bolt slow down the emit speed of spout > > > >

RE: Bolt slow down the emit speed of spout

2016-10-18 Thread Chien Le
dstat -d is measuring your disk throughput, yes? Did you mean dstat -n? Otherwise, dstat -d showing 300MB/s doesn't eliminate disk as your bottleneck. I would try using iostat -x 1 and see what your %util and svc times are to truly eliminate disk as the bottleneck. -Chien From: Chen Junfeng