Aggregated disk writes

Hi , what does this mean

share_with_app_devs":1,"app_version":"","bug_type":"145","timestamp":"2022-05-09 12:29:46.00 +0530","os_version":"iPhone OS 15.4.1 (19E258)","slice_uuid":"38BD2AEE-6AD1-3367-AEB5-A905347A59A7","is_first_party":1,"build_version":"","incident_id":"BA69D4E3-58D4-49E0-BE4D-C7EEA05BC7DF","app_name":"aggregated","name":"aggregated"}

Date/Time: 2022-05-09 03:12:49.564 +0530

End time: 2022-05-09 12:29:41.165 +0530

OS Version: iPhone OS 15.4.1 (Build 19E258)

Architecture: arm64e

Report Version: 35

Incident Identifier: BA69D4E3-58D4-49E0-BE4D-C7EEA05BC7DF

Share With Devs: Yes

Data Source: Microstackshots

Shared Cache: 46820F72-53B2-3566-AB58-5D78032CCF34 slid base address 0x198818000, slide 0x18818000

Command: aggregated

Path: /System/Library/PrivateFrameworks/AggregateDictionary.framework/Support/aggregated

Architecture: arm64

PID: 76009

Event: disk writes

Action taken: none

Writes: 1073.75 MB of file backed memory dirtied over 33412 seconds (32.14 KB per second average), exceeding limit of 12.43 KB per second over 86400 seconds

Writes limit: 1073.74 MB

Limit duration: 86400s

Writes caused: 1073.75 MB

Writes duration: 33412s

Duration: 33411.60s

Duration Sampled: 33388.23s

Steps: 2284 ( (10.49 MB/step))

Hardware model: iPhone14,2

Active cpus: 6

HW page size: 16384

VM page size: 16384

Advisory levels: Battery -> 2, User -> 3, ThermalPressure -> 10, Combined -> 1

Free disk space: 692.75 GB/953.56 GB, low space threshold 150 MB

Heaviest stack for the target process:

47 ??? (libsystem_pthread.dylib + 3676) [0x20a335e5c]

45 ??? (libsystem_pthread.dylib + 4284) [0x20a3360bc]

45 ??? (libdispatch.dylib + 91392) [0x19887f500]

26 ??? (libdispatch.dylib + 48308) [0x198874cb4]

26 ??? (libdispatch.dylib + 45348) [0x198874124]

26 ??? (libdispatch.dylib + 14892) [0x19886ca2c]

26 ??? (libdispatch.dylib + 7784) [0x19886ae68]

26 ??? (PowerlogCore + 55432) [0x1bcdb5888]

26 ??? (PowerlogCore + 74144) [0x1bcdba1a0]

26 ??? (PowerlogCore + 146592) [0x1bcdcbca0]

26 ??? (PowerlogCore + 21272) [0x1bcdad318]

26 ??? (PowerlogCore + 73020) [0x1bcdb9d3c]