En iOS 11.4.1 mi biblioteca de fotos de iCloud de ~ 60k fotos nunca termina de generar el álbum de caras. Los registros del dispositivo muestran que el núcleo destruye photoanalysisd por violación de memoria luego de solo unos minutos del teléfono bloqueado en el cargador. He dejado mi teléfono bloqueado y en el cargador durante la noche todas las noches durante las últimas 6 semanas.
El álbum de caras dice:
Updating People...
To finish updating your people, lock your iPhone and connect it to power.
Registros relevantes:
default 12:02:11.586901 -0400 photoanalysisd PhotoAnalysis Agent is enabled
default 12:02:11.624508 -0400 photoanalysisd Executive: background analysis asked to run at priority Maintenance, QOS label 9
default 12:02:11.626705 -0400 photoanalysisd PhotoAnalysis is enabled. Bootstrapping photo library at /var/mobile/Media/PhotoData
default 12:02:12.152509 -0400 photoanalysisd Coordinator: asking worker: 0x11a0380a0 to start job: <private>...
default 12:02:19.261692 -0400 photoanalysisd Creating person with PHIdentifier: 11592784-BDB1-47AF-AD70-69F5D6D7CDAE/L0/070
default 12:02:19.269283 -0400 photoanalysisd Creating person with PHIdentifier: 9740979E-D80C-434D-B9C5-24FAC3872D5D/L0/070
default 12:02:19.279286 -0400 photoanalysisd Creating person with PHIdentifier: F0DA9759-B1F9-4FD4-9F7A-75CDBF98F2B1/L0/070
default 12:02:19.288561 -0400 photoanalysisd Creating person with PHIdentifier: 8E064BEC-4804-4083-A8D2-1655B433F732/L0/070
default 12:02:19.294883 -0400 photoanalysisd Creating person with PHIdentifier: 1C23EED6-70B1-4A97-B591-1FBD8D6A72BB/L0/070
default 12:02:19.301833 -0400 photoanalysisd Creating person with PHIdentifier: 7F03266D-F4F6-404C-BE65-894346BCD5A1/L0/070
default 12:02:19.308112 -0400 photoanalysisd Creating person with PHIdentifier: 1F0F43EF-602A-4CA1-883F-4F7A71273AF3/L0/070
default 12:02:19.315416 -0400 photoanalysisd Creating person with PHIdentifier: B4FEB229-3A8A-42DA-BAF1-81D443486592/L0/070
default 12:02:19.324276 -0400 photoanalysisd Creating person with PHIdentifier: D006A157-3E11-4E62-9BB7-B0BABBCA8F88/L0/070
default 12:02:19.331180 -0400 photoanalysisd Creating person with PHIdentifier: DD5EF3BC-0135-44C0-A491-F05C3C6B9204/L0/070
default 12:02:19.337963 -0400 photoanalysisd Creating person with PHIdentifier: 31A37DCC-EF58-44C2-8551-2EDD13CB5558/L0/070
default 12:02:19.343712 -0400 photoanalysisd Creating person with PHIdentifier: 1B3F49B6-7CE1-43D1-836F-7B9B2B4F9A67/L0/070
default 12:02:19.359115 -0400 photoanalysisd Creating person with PHIdentifier: A3A6A0C5-9BDD-44E7-B72C-B9569286084C/L0/070
default 12:02:19.366395 -0400 photoanalysisd Creating person with PHIdentifier: AD749469-1560-45E2-BBA4-6363F133B138/L0/070
default 12:02:19.372795 -0400 photoanalysisd Creating person with PHIdentifier: 86776744-5655-4B3F-A2FF-A08A49A887C6/L0/070
default 12:02:19.384344 -0400 photoanalysisd Creating person with PHIdentifier: A63D5D7C-129D-4CCD-A4C6-0655C07A2275/L0/070
default 12:02:19.396269 -0400 photoanalysisd Creating person with PHIdentifier: 557760D3-44F7-4BC6-810B-C192EB147958/L0/070
default 12:02:19.408245 -0400 photoanalysisd Creating person with PHIdentifier: BC814AEC-EC1D-45F8-A81B-CCFB3ACD2F00/L0/070
default 12:02:19.421557 -0400 photoanalysisd Creating person with PHIdentifier: DD04BE89-90F1-4078-87D0-BDA2B2276B36/L0/070
default 12:02:19.435350 -0400 photoanalysisd Creating person with PHIdentifier: 5CC3DD38-2ADF-4A38-BE0A-2D775C10E59D/L0/070
default 12:02:19.441113 -0400 photoanalysisd Creating person with PHIdentifier: 085986E0-49A6-413B-AD97-60BCC3BF5575/L0/070
default 12:02:19.449010 -0400 photoanalysisd Creating person with PHIdentifier: 2114295F-B13A-44C0-89DD-1E449CEB9336/L0/070
default 12:02:19.456006 -0400 photoanalysisd Creating person with PHIdentifier: F4A0D5AA-BDC8-4814-A0AF-9EB806B19968/L0/070
default 12:02:19.464029 -0400 photoanalysisd Creating person with PHIdentifier: ABC25580-C169-41E7-AC88-233890DC59F7/L0/070
default 12:02:19.470593 -0400 photoanalysisd Creating person with PHIdentifier: DCD33251-C56C-488C-A32B-8572040E5D83/L0/070
default 12:02:21.152185 -0400 photoanalysisd Graph service worker graph diff computation completed, success=1, error=(null)
default 12:02:21.152680 -0400 photoanalysisd Coordinator: Job finished: <PHAGraphServiceWorkerGraphUpdateJob 0x117d2b250 label='diff computation' created=2018-08-08 16:02:12 +0000>
default 12:02:24.573504 -0400 dasd com.apple.photoanalysisd.backgroundanalysis:56B747:[
{name: DeviceActivityPolicy, policyWeight: 20.000, response: {Decision: Can Proceed, Score: 0.60}}
] sumScores:44.030000, denominator:52.030000, FinalDecision: Can Proceed FinalScore: 0.846243}
default 12:02:30.213095 -0400 photoanalysisd Coordinator: asking worker: 0x11a00ae80 to start job: <private>...
default 12:02:48.117908 -0400 dasd com.apple.photoanalysisd.backgroundanalysis:56B747:[
{name: DeviceActivityPolicy, policyWeight: 20.000, response: {Decision: Can Proceed, Score: 0.60}}
] sumScores:44.030000, denominator:52.030000, FinalDecision: Can Proceed FinalScore: 0.846243}
default 12:04:00.167610 -0400 dasd com.apple.photoanalysisd.backgroundanalysis:56B747:[
{name: DeviceActivityPolicy, policyWeight: 20.000, response: {Decision: Can Proceed, Score: 0.60}}
] sumScores:44.030000, denominator:52.030000, FinalDecision: Can Proceed FinalScore: 0.846243}
default 12:04:00.442317 -0400 symptomsd Received CPU usage trigger:
photoanalysisd[815] () used 90.00s of CPU over 101.35 seconds (averaging 88%), violating a CPU usage limit of 90.00s over 180 seconds.
default 12:04:08.267801 -0400 dasd com.apple.photoanalysisd.backgroundanalysis:56B747:[
{name: DeviceActivityPolicy, policyWeight: 20.000, response: {Decision: Can Proceed, Score: 0.60}}
] sumScores:44.030000, denominator:52.030000, FinalDecision: Can Proceed FinalScore: 0.846243}
default 12:04:15.893083 -0400 dasd com.apple.photoanalysisd.backgroundanalysis:56B747:[
{name: DeviceActivityPolicy, policyWeight: 20.000, response: {Decision: Can Proceed, Score: 0.60}}
] sumScores:44.030000, denominator:52.030000, FinalDecision: Can Proceed FinalScore: 0.846243}
default 12:04:51.484693 -0400 kernel EXC_RESOURCE -> photoanalysisd[815] exceeded mem limit: ActiveHard 130 MB (fatal)
default 12:04:51.485595 -0400 kernel 28525.077 memorystatus: killing_specific_process pid 815 [photoanalysisd] (per-process-limit 3) - memorystatus_available_pages: 54154
default 12:04:51.491655 -0400 UserEventAgent Deferring XPC Activity: com.apple.photoanalysisd.backgroundanalysis
default 12:04:51.495521 -0400 dasd CANCELED: com.apple.photoanalysisd.backgroundanalysis:56B747 <private>!
default 12:04:51.496428 -0400 ReportCrash Process photoanalysisd [815] killed by jetsam reason per-process-limit
default 12:04:51.499876 -0400 powerd Process UserEventAgent.25 Released BackgroundTask "com.apple.photoanalysisd.backgroundanalysis" age:00:02:39 id:47244675855 [System: PrevIdle]
default 12:04:51.501512 -0400 powerd Process photoanalysisd.815 ClientDied PreventUserIdleSystemSleep "com.apple.photoanalysisd.backgroundanalysis" age:00:02:39 id:4295002896 [System: No Assertions]
default 12:04:51.501917 -0400 dasd Submitted Activity: com.apple.photoanalysisd.backgroundanalysis:DD9FA3 <private>
default 12:04:51.619219 -0400 ReportCrash Formulating report for corpse[815] photoanalysisd