go
runtime_error
ai_generated
true
错误:检测到goroutine泄漏(通道发送阻塞)
error: goroutine leak detected (channel send blocked)
ID: go/goroutine-leak-channel-block
80%修复率
82%置信度
0证据数
2024-05-20首次发现
版本兼容性
| 版本 | 状态 | 引入 | 弃用 | 备注 |
|---|---|---|---|---|
| 1.19 | active | — | — | — |
| 1.22 | active | — | — | — |
根因分析
goroutine在向通道发送数据时阻塞,因为没有其他goroutine从该通道读取。
English
A goroutine is blocked sending to a channel that no other goroutine reads from.
解决方案
-
95% 成功率
go func() { ch <- data }(); result := <-ch -
90% 成功率
select { case ch <- data: default: /* handle timeout */ }
无效尝试
常见但无效的做法:
-
60% 失败
Only postpones the problem; buffer fills up eventually.
-
90% 失败
Sleep does not fix the root cause; may cause indefinite blocking.