Earlier today whilst two snapshots were mounted, they were visible at the Computer level in Finder. The volumes bore the ZFS snapshot icon – like this (but smaller, in column view):
Now when I mount snapshots, they don't appear at that level. I tried both with and without a preference to view hidden files in Finder.
Question
What determines whether mounted snapshots appear as volumes at the Computer level?
Postscript
In system.log I found four messages from Finder:
- Code: Select all
2013-03-17 11:10:05.226 Finder[11021]: ISGetIconFamilyFromStorage: seed mismatch for 24d3005a, actual seed is 901b6638
1 OSServices 0x00007fff9444e720 _ZL26ISGetIconFamilyFromStoragejPP17CIconStorageArrayPj + 140
2 OSServices 0x00007fff9447ce5b _ISIsStorageOnTheVolume + 23
3 OSServices 0x00007fff944a7506 _ISIsAnyOfImageStoragesOnTheVolume + 47
4 LaunchServices 0x00007fff8e64c313 _ZN13CIconRefEntry23DataChangedAfterUnmountEs + 13
5 LaunchServices 0x00007fff8e64b4a8 _ZN13CIconRefArray13UnmountVolumeEs + 82
6 LaunchServices 0x00007fff8e64c2fc _ZL21MountNotificationHookP15VolumeNoticeBlk + 39
7 CarbonCore 0x00007fff909a38d7 _Z29_FSVolumeNotificationCallbacksPK10__CFStringPKvPv + 282
8 CarbonCore 0x00007fff9096fe3e _FSVolumeObserverCallback + 165
9 CoreFoundation 0x00007fff8cd4be40 __CFMachPortPerform + 288
10 CoreFoundation 0x00007fff8cd4bd09 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE1_PERFORM_FUNCTION__ + 41
11 CoreFoundation 0x00007fff8cd4ba49 __CFRunLoopDoSource1 + 153
12 CoreFoundation 0x00007fff8cd7ec02 __CFRunLoopRun + 1826
13 CoreFoundation 0x00007fff8cd7e0e2 CFRunLoopRunSpecific + 290
14 HIToolbox 0x00007fff9177feb4 RunCurrentEventLoopInMode + 209
15 HIToolbox 0x00007fff9177fc52 ReceiveNextEventCommon + 356
16 HIToolbox 0x00007fff9177fae3 BlockUntilNextEventMatchingListInMode + 62
17 AppKit 0x00007fff8f700563 _DPSNextEvent + 685
18 AppKit 0x00007fff8f6ffe22 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 128
19 AppKit 0x00007fff8f6f71d3 -[NSApplication run] + 517
20 AppKit 0x00007fff8f69bc06 NSApplicationMain + 869
21 Finder 0x0000000107e1bb86 Finder + 23430
22 libdyld.dylib 0x00007fff94eb37e1 start + 0
2013-03-17 11:10:05.228 Finder[11021]: ISGetIconFamilyFromStorage: seed mismatch for 2f70005b, actual seed is b5f14908
1 OSServices 0x00007fff9444e720 _ZL26ISGetIconFamilyFromStoragejPP17CIconStorageArrayPj + 140
2 OSServices 0x00007fff9447ce5b _ISIsStorageOnTheVolume + 23
3 OSServices 0x00007fff944a7506 _ISIsAnyOfImageStoragesOnTheVolume + 47
4 LaunchServices 0x00007fff8e64c313 _ZN13CIconRefEntry23DataChangedAfterUnmountEs + 13
5 LaunchServices 0x00007fff8e64b4a8 _ZN13CIconRefArray13UnmountVolumeEs + 82
6 LaunchServices 0x00007fff8e64c2fc _ZL21MountNotificationHookP15VolumeNoticeBlk + 39
7 CarbonCore 0x00007fff909a38d7 _Z29_FSVolumeNotificationCallbacksPK10__CFStringPKvPv + 282
8 CarbonCore 0x00007fff9096fe3e _FSVolumeObserverCallback + 165
9 CoreFoundation 0x00007fff8cd4be40 __CFMachPortPerform + 288
10 CoreFoundation 0x00007fff8cd4bd09 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE1_PERFORM_FUNCTION__ + 41
11 CoreFoundation 0x00007fff8cd4ba49 __CFRunLoopDoSource1 + 153
12 CoreFoundation 0x00007fff8cd7ec02 __CFRunLoopRun + 1826
13 CoreFoundation 0x00007fff8cd7e0e2 CFRunLoopRunSpecific + 290
14 HIToolbox 0x00007fff9177feb4 RunCurrentEventLoopInMode + 209
15 HIToolbox 0x00007fff9177fc52 ReceiveNextEventCommon + 356
16 HIToolbox 0x00007fff9177fae3 BlockUntilNextEventMatchingListInMode + 62
17 AppKit 0x00007fff8f700563 _DPSNextEvent + 685
18 AppKit 0x00007fff8f6ffe22 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 128
19 AppKit 0x00007fff8f6f71d3 -[NSApplication run] + 517
20 AppKit 0x00007fff8f69bc06 NSApplicationMain + 869
21 Finder 0x0000000107e1bb86 Finder + 23430
22 libdyld.dylib 0x00007fff94eb37e1 start + 0
2013-03-17 11:10:05.392 Finder[11021]: ISGetIconFamilyFromStorage: seed mismatch for 2f70005b, actual seed is b5f14908
1 OSServices 0x00007fff9444e720 _ZL26ISGetIconFamilyFromStoragejPP17CIconStorageArrayPj + 140
2 OSServices 0x00007fff9444e8c8 _ISReleaseStorageRefInternal + 33
3 OSServices 0x00007fff9444e88e _ISReleaseStorageRefWithCache + 40
4 OSServices 0x00007fff9444e7cb _ZL25ISReleaseImageRefInternalP16OpaqueISImageRefPPK9__CFArray + 72
5 OSServices 0x00007fff9444e75e _ISReleaseImageRef + 49
6 LaunchServices 0x00007fff8e6320b9 _ZN13CIconRefEntry13SetImageLayerEP16OpaqueISImageRef + 27
7 LaunchServices 0x00007fff8e632084 _ZN13CIconRefEntry6UnloadEv + 20
8 LaunchServices 0x00007fff8e62f138 _ZL22ReleaseIconRefInternalP13OpaqueIconRef + 49
9 LaunchServices 0x00007fff8e62f0f4 ReleaseIconRef + 33
10 LaunchServices 0x00007fff8e610c74 __LSSharedFileListItemDeallocate + 32
11 CoreFoundation 0x00007fff8cd523df CFRelease + 511
12 DesktopServicesPriv 0x00007fff95574635 _ZN4TRefIP29OpaqueLSSharedFileListItemRef20TRetainReleasePolicyIS1_EED2Ev + 17
13 DesktopServicesPriv 0x00007fff955732ae _ZN13TFileListItem18RemovePtrReferenceEv + 42
14 DesktopServicesPriv 0x00007fff9555bcb1 _ZN11TCountedPtrI13TFileListItemED2Ev + 17
15 DesktopServicesPriv 0x00007fff95563118 _ZN15TFSInfoOverflowD2Ev + 62
16 DesktopServicesPriv 0x00007fff955411dd _ZN7TFSInfoD2Ev + 27
17 DesktopServicesPriv 0x00007fff95543970 _ZN7TFSInfo18RemovePtrReferenceEv + 42
18 DesktopServicesPriv 0x00007fff95541f15 _ZN11TCountedPtrI7TFSInfoED2Ev + 17
19 DesktopServicesPriv 0x00007fff9555e623 _ZN5TNode19SynchronizeChildrenEjR16TNodeEventPtrSet + 6211
20 DesktopServicesPriv 0x00007fff9555a181 _ZN5TNode10HandleSyncEj + 2629
21 DesktopServicesPriv 0x00007fff9556d948 _ZN5TNode10HandleSyncERK11TCountedPtrI9TNodeTaskERK8TNodePtr + 42
22 DesktopServicesPriv 0x00007fff95549f4b _ZN5TNode17HandleNodeRequestERK11TCountedPtrI9TNodeTaskERKS0_I17TVolumeSyncThreadE + 757
23 DesktopServicesPriv 0x00007fff955bd11f __block_global_1 + 82
24 DesktopServicesPriv 0x00007fff95549c00 _Z18ExceptionSafeBlockU13block_pointerFvvE + 12
25 DesktopServicesPriv 0x00007fff95549ba1 __PostNodeTaskRequest_block_invoke_0 + 91
26 libdispatch.dylib 0x00007fff9441bf01 _dispatch_call_block_and_release + 15
27 libdispatch.dylib 0x00007fff944180b6 _dispatch_client_callout + 8
28 libdispatch.dylib 0x00007fff9441947f _dispatch_queue_drain + 235
29 libdispatch.dylib 0x00007fff944192f1 _dispatch_queue_invoke + 52
30 libdispatch.dylib 0x00007fff944191c3 _dispatch_worker_thread2 + 249
31 libsystem_c.dylib 0x00007fff9771cd0b _pthread_wqthread + 404
32 libsystem_c.dylib 0x00007fff977071d1 start_wqthread + 13
2013-03-17 11:10:05.599 Finder[11021]: ISGetIconFamilyFromStorage: seed mismatch for 24d3005a, actual seed is 901b6638
1 OSServices 0x00007fff9444e720 _ZL26ISGetIconFamilyFromStoragejPP17CIconStorageArrayPj + 140
2 OSServices 0x00007fff9444e8c8 _ISReleaseStorageRefInternal + 33
3 OSServices 0x00007fff9444e88e _ISReleaseStorageRefWithCache + 40
4 OSServices 0x00007fff9444e7cb _ZL25ISReleaseImageRefInternalP16OpaqueISImageRefPPK9__CFArray + 72
5 OSServices 0x00007fff9444e75e _ISReleaseImageRef + 49
6 LaunchServices 0x00007fff8e6320b9 _ZN13CIconRefEntry13SetImageLayerEP16OpaqueISImageRef + 27
7 LaunchServices 0x00007fff8e632084 _ZN13CIconRefEntry6UnloadEv + 20
8 LaunchServices 0x00007fff8e62f138 _ZL22ReleaseIconRefInternalP13OpaqueIconRef + 49
9 LaunchServices 0x00007fff8e62f0f4 ReleaseIconRef + 33
10 LaunchServices 0x00007fff8e610c74 __LSSharedFileListItemDeallocate + 32
11 CoreFoundation 0x00007fff8cd523df CFRelease + 511
12 DesktopServicesPriv 0x00007fff95574635 _ZN4TRefIP29OpaqueLSSharedFileListItemRef20TRetainReleasePolicyIS1_EED2Ev + 17
13 DesktopServicesPriv 0x00007fff955732ae _ZN13TFileListItem18RemovePtrReferenceEv + 42
14 DesktopServicesPriv 0x00007fff9555bcb1 _ZN11TCountedPtrI13TFileListItemED2Ev + 17
15 DesktopServicesPriv 0x00007fff95563118 _ZN15TFSInfoOverflowD2Ev + 62
16 DesktopServicesPriv 0x00007fff955411dd _ZN7TFSInfoD2Ev + 27
17 DesktopServicesPriv 0x00007fff95543970 _ZN7TFSInfo18RemovePtrReferenceEv + 42
18 DesktopServicesPriv 0x00007fff95541f15 _ZN11TCountedPtrI7TFSInfoED2Ev + 17
19 DesktopServicesPriv 0x00007fff95578e26 _ZN5TNodeD2Ev + 416
20 DesktopServicesPriv 0x00007fff95578c38 -[FINode dealloc] + 28
21 DesktopServicesPriv 0x00007fff95578c16 -[FINode releaseUnderMonitor] + 40
22 DesktopServicesPriv 0x00007fff95550526 NodeDisposeNodeRef + 119
23 Finder 0x0000000107ffc59e Finder + 1992094
24 libobjc.A.dylib 0x00007fff8c289fcc _ZL27object_cxxDestructFromClassP11objc_objectP10objc_class + 100
25 libobjc.A.dylib 0x00007fff8c283922 objc_destructInstance + 91
26 libobjc.A.dylib 0x00007fff8c283fa0 object_dispose + 22
27 AppKit 0x00007fff8f7fd23c -[NSCell dealloc] + 478
28 AppKit 0x00007fff8f7fd054 -[NSTextFieldCell dealloc] + 315
29 AppKit 0x00007fff8f5b045f -[NSImageTextFieldCell dealloc] + 67
30 Finder 0x0000000107e75334 Finder + 389940
31 CoreFoundation 0x00007fff8cd5228a CFRelease + 170
32 CoreFoundation 0x00007fff8cd79655 -[__NSArrayM dealloc] + 229
33 CoreFoundation 0x00007fff8cd5228a CFRelease + 170
34 CoreFoundation 0x00007fff8cd79655 -[__NSArrayM dealloc] + 229
35 Finder 0x0000000107e73967 Finder + 383335
36 Finder 0x00000001080a2d06 Finder + 2673926
37 Finder 0x00000001080a2da8 Finder + 2674088
38 Finder 0x0000000107f27a0f Finder + 1120783
39 CoreFoundation 0x00007fff8cd8eeda _CFXNotificationPost + 2554
40 Foundation 0x00007fff8b7d0e26 -[NSNotificationCenter postNotificationName:object:userInfo:] + 64
41 Finder 0x0000000107e2ceae Finder + 93870
42 Finder 0x0000000107e32303 Finder + 115459
43 Finder 0x0000000107e32246 Finder + 115270
44 DesktopServicesPriv 0x00007fff955b97d9 __block_global_1 + 29
45 DesktopServicesPriv 0x00007fff95549c00 _Z18ExceptionSafeBlockU13block_pointerFvvE + 12
46 DesktopServicesPriv 0x00007fff9556da22 __WakeUp_block_invoke_0 + 72
47 libdispatch.dylib 0x00007fff9441bf01 _dispatch_call_block_and_release + 15
48 libdispatch.dylib 0x00007fff944180b6 _dispatch_client_callout + 8
49 libdispatch.dylib 0x00007fff9441d0c8 _dispatch_main_queue_callback_4CF + 275
50 CoreFoundation 0x00007fff8cd7eb4c __CFRunLoopRun + 1644
51 CoreFoundation 0x00007fff8cd7e0e2 CFRunLoopRunSpecific + 290
52 HIToolbox 0x00007fff9177feb4 RunCurrentEventLoopInMode + 209
53 HIToolbox 0x00007fff9177fc52 ReceiveNextEventCommon + 356
54 HIToolbox 0x00007fff9177fae3 BlockUntilNextEventMatchingListInMode + 62
55 AppKit 0x00007fff8f700563 _DPSNextEvent + 685
56 AppKit 0x00007fff8f6ffe22 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 128
57 AppKit 0x00007fff8f6f71d3 -[NSApplication run] + 517
58 AppKit 0x00007fff8f69bc06 NSApplicationMain + 869
59 Finder 0x0000000107e1bb86 Finder + 23430
60 libdyld.dylib 0x00007fff94eb37e1 start + 0