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fix(pool): remove conn from idleConns if present #3546

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merged 1 commit into from
Oct 15, 2025
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fix(pool): remove conn from idleConns if present #3546

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11 changes: 11 additions & 0 deletions internal/pool/pool.go
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Original file line number Diff line number Diff line change
Expand Up @@ -441,6 +441,16 @@ func (p *ConnPool) removeConnWithLock(cn *Conn) {
}

func (p *ConnPool) removeConn(cn *Conn) {
// check idleConns and remove it if present
for i, c := range p.idleConns {
if c == cn {
p.idleConns = append(p.idleConns[:i], p.idleConns[i+1:]...)
p.idleConnsLen--
break
}
}

// then check conns and remove it
for i, c := range p.conns {
if c == cn {
p.conns = append(p.conns[:i], p.conns[i+1:]...)
Expand All @@ -451,6 +461,7 @@ func (p *ConnPool) removeConn(cn *Conn) {
break
}
}

atomic.AddUint32(&p.stats.StaleConns, 1)
}

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