Hi, We are using eventhub spout to collect data from iothub and 2 bolts where there to process the same , one is using for parsing the data and another one is using to storing it on hbase. When I look in to the Eventhub spout more than 50 percentage message ACK getting failed when I look it through the log the only information available is
Line 544189: 2017-02-09 07:28:33.663 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopslave01/10.0.0.7:6700 is being closed Line 544308: 2017-02-09 07:28:33.847 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopmaster1/10.0.0.5:6700 is being closed Line 544425: 2017-02-09 07:29:03.008 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopmaster1/10.0.0.5:6701 is being closed Line 544591: 2017-02-09 07:29:03.009 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopslave01/10.0.0.7:6700 is being closed Line 544799: 2017-02-09 07:29:03.011 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopslave01/10.0.0.7:6700 is being closed Line 545107: 2017-02-09 07:29:03.035 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopmaster1/10.0.0.5:6701 is being closed Line 545175: 2017-02-09 07:29:03.035 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopslave01/10.0.0.7:6700 is being closed Line 545312: 2017-02-09 07:29:03.071 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopslave01/10.0.0.7:6700 is being closed Line 545490: 2017-02-09 07:29:03.119 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopslave01/10.0.0.7:6700 is being closed Line 545559: 2017-02-09 07:29:03.126 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopslave01/10.0.0.7:6700 is being closed Line 545863: 2017-02-09 07:29:03.323 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopmaster1/10.0.0.5:6701 is being closed Line 545904: 2017-02-09 07:29:03.338 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopmaster1/10.0.0.5:6701 is being closed Line 545977: 2017-02-09 07:29:03.447 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopmaster1/10.0.0.5:6701 is being closed Line 546073: 2017-02-09 07:29:33.008 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopslave01/10.0.0.7:6700 is being closed Line 546142: 2017-02-09 07:29:33.009 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to Netty-Client-apachehadoopmaster1/10.0.0.5:6701 is being closed Line 546492: 2017-02-09 07:29:33.012 b.s.m.n.Client [ERROR] discarding 2 messages because the Netty client to Netty-Client-apachehadoopmaster1/10.0.0.5:6701 is being closed when I look through the log of 10.0.0.7 and 10.0.0.5 there is no much information on that particular time. what Might be the reason for this failure Thanks & Regards Anas A, Trinity Mobility Pvt. Ltd | Bangalore | +91-7736368236 <http://www.trinityiot.in/> <https://www.facebook.com/trinitymobilityltd> <http://www.linkedin.com/company/trinity-mobility>