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偶发的数据阻塞问题 #3

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Roswellii opened this issue Dec 29, 2022 · 2 comments
Open

偶发的数据阻塞问题 #3

Roswellii opened this issue Dec 29, 2022 · 2 comments

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@Roswellii
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您好,我在最近的实验中发现这样一个现象:

  • 使用cutecom工具监视串口,可以发现定位数据每隔约1秒稳定地发给上位机;
  • 监听dgps_ros发出的/dgps/dgps, 发现会没输出约30秒左右,然后连续输出数十条数据,以此循环。
  • 这个问题是偶发的,并且连续输出的数据量会随着时间的增长而增长。

数据间断的效果如下:
image

用cutecom观察是正常的:
image

请问这应该从哪里着手解决呢? 谢谢您!

@qinyunchuan
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请问没有输出是什么现象?是用rostopic echo看到没有输出吗?能够录一段rosbag包看一下

@Roswellii
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对,是使用rostopic echo /dgps/dgps观察,中间一段时间没有输出。bag包在这里:

dgps_bag.zip

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