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Panic during message expiration #1097

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kozlovic opened this issue Oct 6, 2020 · 0 comments · Fixed by #1096
Closed

Panic during message expiration #1097

kozlovic opened this issue Oct 6, 2020 · 0 comments · Fixed by #1096
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kozlovic commented Oct 6, 2020

Here is the stack from an user:

panic: failed to switch state from fileInUse to fileOpened for file "<dir>/msgs.52.dat", state=4
goroutine 6462 [running]:
github.com/nats-io/nats-streaming-server/stores.(*filesManager).unlockFile(...)
        /home/travis/gopath/src/github.com/nats-io/nats-streaming-server/stores/filestore.go:1108
github.com/nats-io/nats-streaming-server/stores.(*FileMsgStore).doLockFiles(0xc001e54a80, 0xc000514b90, 0xc000514b01, 0x0, 0x700000000000000)
        /home/travis/gopath/src/github.com/nats-io/nats-streaming-server/stores/filestore.go:2217 +0x32e
github.com/nats-io/nats-streaming-server/stores.(*FileMsgStore).lockIndexFile(...)
        /home/travis/gopath/src/github.com/nats-io/nats-streaming-server/stores/filestore.go:2255
github.com/nats-io/nats-streaming-server/stores.(*FileMsgStore).expireMsgs(0xc001e54a80, 0x1636019e86726fc1, 0x2260ff9290000, 0x0)
        /home/travis/gopath/src/github.com/nats-io/nats-streaming-server/stores/filestore.go:2906 +0x455
github.com/nats-io/nats-streaming-server/stores.(*FileMsgStore).backgroundTasks(0xc001e54a80)
        /home/travis/gopath/src/github.com/nats-io/nats-streaming-server/stores/filestore.go:3268 +0x67b
created by github.com/nats-io/nats-streaming-server/stores.(*FileStore).newFileMsgStore
        /home/travis/gopath/src/github.com/nats-io/nats-streaming-server/stores/filestore.go:2116 +0x893
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[FIXED] FileStore: possible panic when unable to open an index file nats-io/nats-streaming-server
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