No results when searching for com.apple.Photos.memories but there were some crash logs for photolibraryd and cloudphotosd.
Date/Time: 2016-10-10 11:07:06 -0700
OS Version: Mac OS X 10.12 (Build 16A323)
Architecture: x86_64
Report Version: 19
Command: photolibraryd
Path: /System/Library/PrivateFrameworks/PhotoLibraryPrivate.framework/Versions/A/Supp ort/photolibraryd
Version: ??? (???)
Parent: launchd [1]
PID: 10084
Event: cpu usage
CPU: 90s cpu time over 172 seconds (52% cpu average), exceeding limit of 50% cpu over 180 seconds
Duration: 171.76s
Steps: 240
Hardware model: MacBookPro5,1
Active cpus: 2
Fan speed: 3642 rpm
Powerstats for: photolibraryd [10084]
UUID: 81C9CF7A-87FA-31E4-810A-41A25D7D3D3D
Start time: 2016-10-10 11:07:09 -0700
End time: 2016-10-10 11:09:57 -0700
Parent: launchd
Microstackshots: 118 samples (49%)
Primary state: 114 samples Non-Frontmost App, User mode, Thread QoS Background
User Activity: 0 samples Idle, 118 samples Active
Power Source: 0 samples on Battery, 118 samples on AC
118 start_wqthread + 13 (libsystem_pthread.dylib) [0x7fff8ae84221]
118 _pthread_wqthread + 1299 (libsystem_pthread.dylib) [0x7fff8ae84746]
118 _dispatch_worker_thread3 + 99 (libdispatch.dylib) [0x7fff8ac39cb7]
118 _dispatch_root_queue_drain + 476 (libdispatch.dylib) [0x7fff8ac39ee0]
118 _dispatch_queue_invoke + 1046 (libdispatch.dylib) [0x7fff8ac40d41]
114 _dispatch_queue_serial_drain + 443 (libdispatch.dylib) [0x7fff8ac4e9d2]
114 _dispatch_queue_invoke + 1046 (libdispatch.dylib) [0x7fff8ac40d41]
114 _dispatch_queue_serial_drain + 443 (libdispatch.dylib) [0x7fff8ac4e9d2]
114 _dispatch_queue_invoke + 1046 (libdispatch.dylib) [0x7fff8ac40d41]
114 _dispatch_queue_serial_drain + 443 (libdispatch.dylib) [0x7fff8ac4e9d2]
114 _dispatch_queue_invoke + 1046 (libdispatch.dylib) [0x7fff8ac40d41]
114 _dispatch_queue_serial_drain + 896 (libdispatch.dylib) [0x7fff8ac4eb97]
114 _dispatch_client_callout + 8 (libdispatch.dylib) [0x7fff8ac38128]
112 _dispatch_call_block_and_release + 12 (libdispatch.dylib) [0x7fff8ac40f5f]
112 -[PFDispatchQueue _invoke:] + 73 (PhotoFoundation) [0x7fff85bd2da5]
58 __61-[LiJournalLibraryCoalesce coalesce:forTable:progress:error:]_block_invoke + 987 (photolibraryd) [0x10117ff04]
45 Li::ServiceInsertTask::perform(id<LiClientContext>, LiChangeContext*) + 1186 (photolibraryd) [0x10110e82c]
45 -[LiServiceLibrary(Change) processDatabaseChangeBuffer:table:propertyDefs:changeType:modelIds:client:reaso n:keyPathAtomIds:memos:changeContext:] + 1541 (photolibraryd) [0x10117cac2]
45 -[LiServiceLibrary(Change) isJournaledForTable:] + 119 (photolibraryd) [0x10117b1d6]
45 _PFAssertContinueHandler + 308 (PhotoFoundation) [0x7fff85bfe440]
45 -[PFAssertionHandler continueAfterAssertInFunction:file:lineNumber:description:arguments:] + 111 (PhotoFoundation) [0x7fff85bfe787]
45 -[PFAssertionHandler newAssertionInfoInMethod:object:function:file:lineNumber:description:arguments: ] + 413 (PhotoFoundation) [0x7fff85bfe623]
44 -[NSArray subarrayWithRange:] + 257 (CoreFoundation) [0x7fff75bbe3a1]
44 -[NSArray getObjects:range:] + 127 (CoreFoundation) [0x7fff75b903cf]
42 -[_NSCallStackArray objectAtIndex:] + 163 (Foundation) [0x7fff77621a52]
41 backtrace_symbols + 110 (libsystem_c.dylib) [0x7fff8aca59e8]
41 dladdr + 72 (libdyld.dylib) [0x7fff8ac6b99c]
41 dladdr + 133 (dyld) [0x10b872444]
12 ImageLoaderMachO::findClosestSymbol(mach_header const*, void const*, void const**) + 400 (dyld) [0x10b87b58c]