[ARVADOS] created: 1.1.4-1-g765127087

[Git user]

        at  7651270875178712632ecefd960fc2d966f7525b (commit)


commit 7651270875178712632ecefd960fc2d966f7525b
Author: Tom Clegg <tclegg at veritasgenetics.com>
Date:   Fri May 10 16:12:30 2019 -0400

    Log if client hangs up while waiting for unix volume Serialize lock.
    
    Arvados-DCO-1.1-Signed-off-by: Tom Clegg <tclegg at veritasgenetics.com>

diff --git a/services/keepstore/volume_unix.go b/services/keepstore/volume_unix.go
index 5a04ffd94..6587d869f 100644
--- a/services/keepstore/volume_unix.go
+++ b/services/keepstore/volume_unix.go
@@ -667,6 +667,7 @@ func (v *UnixVolume) lock(ctx context.Context) error {
 	if v.locker == nil {
 		return nil
 	}
+	t0 := time.Now()
 	locked := make(chan struct{})
 	go func() {
 		v.locker.Lock()
@@ -674,6 +675,7 @@ func (v *UnixVolume) lock(ctx context.Context) error {
 	}()
 	select {
 	case <-ctx.Done():
+		log.Printf("%s: client hung up while waiting for Serialize lock (%s)", v, time.Since(t0))
 		go func() {
 			<-locked
 			v.locker.Unlock()

-----------------------------------------------------------------------


hooks/post-receive
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