带组装的bug解决

带组装时,之所以出现DFM和SFI的报错,是因为SFI在向ROS请求数据时出现TIMEOUT,导致了SFI的强制组装(不完整事例,由于只有一个ROS,于是SFI报warning:No Data Fragments at all.),SFI的超时也会带来DFM接收EoE的超时,于是DFM也报warning: No EoE Message for event... 。

将SFI的TimeoutCycle_ms 增加到5000000以后,不再出现报错的现象。

将TimeoutCycle_ms设置为50000, 1个ROS,将通道数分别设置为1和128. 发送端控制发送频率为1KHz.

1. 1个ROS, 1个通道时,事例率为1.03KHz. 运行正常无报错。

此时的ROS所在的服务器cpu占用率为:

top - 11:04:20 up 294 days, 11 min,  5 users,  load average: 1.80, 1.82, 2.13
Tasks: 1345 total,   8 running, 1337 sleeping,   0 stopped,   0 zombie
Cpu(s):  5.4%us, 10.6%sy,  0.0%ni, 83.8%id,  0.0%wa,  0.0%hi,  0.1%si,  0.0%st
Mem:  32980256k total, 28470224k used,  4510032k free,   187260k buffers
Swap: 33554428k total,      364k used, 33554064k free, 26009012k cached

  PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND                                                                  
 1427 lhaaso    20   0 1140m  33m  20m R 99.7  0.1   3:32.68 ReadoutApplicat                                                           
 1498 lhaaso    20   0 1140m  33m  20m R 99.7  0.1   3:01.30 ReadoutApplicat                                                           
 1499 lhaaso    20   0 1140m  33m  20m R 99.7  0.1   3:01.48 ReadoutApplicat                                                           
 7687 lhaaso    20   0 1684m  12m 8576 R 16.5  0.0  13:47.27 mrs_worker                                                                
 1508 lhaaso    20   0 1684m  12m 8576 R  8.6  0.0   0:15.08 mrs_worker                                                                
 1507 lhaaso    20   0 1684m  12m 8576 R  8.3  0.0   0:15.11 mrs_worker                                                                
 7659 lhaaso    20   0 1684m  12m 8576 R  5.9  0.0  41:50.96 mrs_worker                                                                
29922 lhaaso    20   0 27000 2492 1048 R  1.0  0.0   0:42.66 top                       

2. 1个ROS, 128个通道,此时的事例率降低到7.37Hz,  ROS所在的服务器的cpu占用率如下所示:

top - 11:32:35 up 294 days, 39 min,  5 users,  load average: 21.36, 20.48, 14.95
Tasks: 1361 total,  28 running, 1333 sleeping,   0 stopped,   0 zombie
Cpu(s):  0.5%us,  8.7%sy,  0.0%ni, 43.8%id,  2.7%wa,  0.0%hi, 44.3%si,  0.0%st
Mem:  32980256k total, 31139728k used,  1840528k free,   187264k buffers
Swap: 33554428k total,      364k used, 33554064k free, 26099624k cached

  PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND                                                                  
 2314 lhaaso    20   0 1268m 175m  20m R 100.0  0.5  23:07.32 ReadoutApplicat                                                          
 2440 lhaaso    20   0 1268m 175m  20m R 99.8  0.5  20:56.81 ReadoutApplicat                                                           
  103 root      20   0     0    0    0 R 48.1  0.0 145:48.86 events/4                                                                  
   57 root      20   0     0    0    0 R 45.9  0.0 165:49.77 ksoftirqd/13                                                              
  115 root      20   0     0    0    0 R 38.5  0.0 164:16.78 events/16                                                                 
   21 root      20   0     0    0    0 R 36.9  0.0 140:23.49 ksoftirqd/4                                                               
   69 root      20   0     0    0    0 R 34.8  0.0 229:40.08 ksoftirqd/16                                                              
   65 root      20   0     0    0    0 R 33.0  0.0 211:48.61 ksoftirqd/15                                                              
   73 root      20   0     0    0    0 R 31.8  0.0 229:45.25 ksoftirqd/17                                                              
  116 root      20   0     0    0    0 R 30.6  0.0 162:05.68 events/17                                                                 
 2246 root      20   0     0    0    0 R 29.4  0.0 199:02.24 kondemand/17                                                              
  101 root      20   0     0    0    0 R 28.9  0.0 170:30.50 events/2                                                                  
  112 root      20   0     0    0    0 R 25.9  0.0 277:15.80 events/13                                                                 
   25 root      20   0     0    0    0 R 22.8  0.0 144:08.45 ksoftirqd/5                                                               
 2231 root      20   0     0    0    0 R 21.1  0.0 197:46.79 kondemand/2                                                               
 2245 root      20   0     0    0    0 R 20.3  0.0 204:38.17 kondemand/16                                                              
 2234 root      20   0     0    0    0 R 19.4  0.0 161:12.00 kondemand/5                                                               
  104 root      20   0     0    0    0 R 17.3  0.0 137:34.97 events/5                                                                  
 2244 root      20   0     0    0    0 R 17.0  0.0 193:24.82 kondemand/15                                                              
   17 root      20   0     0    0    0 R 15.2  0.0 140:37.33 ksoftirqd/3                                                               
 2232 root      20   0     0    0    0 R 14.3  0.0 164:02.53 kondemand/3                                                               
 7815 lhaaso    20   0 2197m  10m 7396 R 13.5  0.0  15:56.02 is_server                                                                 
 2242 root      20   0     0    0    0 R  3.1  0.0 278:35.61 kondemand/13                                                              
 2233 root      20   0     0    0    0 R  3.0  0.0 159:31.92 kondemand/4                                                               
 3745 zengtx    20   0 26864 2384 1052 R  0.3  0.0   0:00.17 top                                                                       
原文地址:https://www.cnblogs.com/zengtx/p/6944221.html