@Helenwhen I check log file on any NAS or Windows server, I see graceful shutdown. And after startup log records about broken sync.dat. Today, for example:
shutdown:
[20171113 11:28:10.049] GS: shutdown
[20171113 11:28:13.560] unregister diskio completion queue with id 1
[20171113 11:28:13.561] Torrent session shutdown: done waiting
[20171113 11:28:13.561] D! 10SyncTcpReq[0x00007fcbf8031ad0][None-TUNNELL] [0000]: destroing F8031AD0 cbcnt:4, error: 0, wb: 0 - incoming merge
[20171113 11:28:13.561] D! 10SyncTcpReq[0x00007fcbdc0a9b00][None-TUNNELL] [94DC]: destroing DC0A9B00 cbcnt:3, error: 0, wb: 0 - outgoing merge
[20171113 11:28:13.561] Stopping network threads
[20171113 11:28:13.587] Stopping UDP threads for 0.0.0.0:25506
[20171113 11:28:13.649] Stopping UDP threads for [::]:25506 [20171113 11:28:13.719] Shutdown. Saving config sync.dat
[20171113 11:28:13.719] diskio thread stop, drive_id = 31
[20171113 11:28:13.719] diskio destroy, drive_id = 31
[20171113 11:28:13.720] diskio thread stop, drive_id = 18446744073709551614
[20171113 11:28:13.720] diskio destroy, drive_id = 18446744073709551614
[20171113 11:28:13.720] diskio_controller destroyed
startup:
[11:28:21.425] Debug log mask has been set to FFFFFFFF
[11:28:21.425] Features mask has been set to 0
[20171113 11:28:21.427] ZIP: Can't locate [version] in zip, error -100.
[20171113 11:28:21.428] I! Configuration from file "/usr/local/resiliosync/var/sync.conf" has been applied
[20171113 11:28:21.431] Directory root is ""
[20171113 11:28:21.432] test sha1: AE5BD8EFEA5322C4D9986D06680A781392F9A642
[20171113 11:28:21.432] test sha2: 630DCD2966C4336691125448BBB25B4FF412A49C732DB2C8ABC1B8581BD710DD
[20171113 11:28:21.432] test aes: 0A940BB5416EF045F1C39458C653EA5A07FEEF74E1D5036E900EEE118E949293
[20171113 11:28:21.432] diskio_controller created
[20171113 11:28:23.078] register diskio completion queue with id 1
[20171113 11:28:23.078] PLC[0x00007f3079d4b9e0] binding on 0.0.0.0:25506
[20171113 11:28:23.079] D! 20PeerListenConnection::listen[0x00007f3079d4b9e0][8] bound listening socket 8 to IP 0.0.0.0:25506
[20171113 11:28:23.079] PLC[0x00007f3079d4ba20] binding on [::]:25506
[20171113 11:28:23.079] D! 20PeerListenConnection::listen[0x00007f3079d4ba20][9] bound listening socket 9 to IP [::]:25506
[20171113 11:28:23.079] UDP: bound listening socket 10 to IP 0.0.0.0:25506
[20171113 11:28:23.079] UDP: bound listening socket 11 to IP [::]:25506
[20171113 11:28:23.079] D! 20HttpListenConnection::listen[0x00007f3079d4bcb0][12] bound listening socket 12 to IP 0.0.0.0:28888
[20171113 11:28:23.182] register diskio completion queue with id 2
[20171113 11:28:23.195] Create diskio thread for drive with id 5297793138, path:
[20171113 11:28:23.196] Create diskio thread for drive with id 5010121870, path:
[20171113 11:28:23.196] diskio thread start, drive_id = 5297793138, priority = normal
[20171113 11:28:23.196] Create diskio thread for drive with id 4356430267, path:
[20171113 11:28:23.196] Create diskio thread for drive with id 5124781051, path:
[20171113 11:28:23.196] diskio thread start, drive_id = 4356430267, priority = normal
[20171113 11:28:23.196] diskio thread start, drive_id = 5124781051, priority = normal
[20171113 11:28:23.197] diskio thread start, drive_id = 5010121870, priority = normal
[20171113 11:28:23.197] IPv6 is installed [20171113 11:28:23.198] VerifyFileWithHash failed on file /usr/local/resiliosync/var/sync.dat with status 4.
[20171113 11:28:23.199] VerifyFileWithHash failed on file /usr/local/resiliosync/var/sync.dat with status 2.
[20171113 11:28:23.200] VerifyFileWithHash failed on file /usr/local/resiliosync/var/sync.dat with status 4.
[20171113 11:28:23.200] Unsupported or empty sync.dat file
[20171113 11:28:23.200] My PeerID: 10D3D46549F808713529FA7EDA049F9A17C97BAD
[20171113 11:28:23.201] LC: LoadLicenses: there is no pro license
[20171113 11:28:23.233] loaded history: 1000 events
[20171113 11:28:23.241] Joining to the multicast group 239.192.0.0:3838 on interface 10.1.2.66 (eth0)
......