Questions tagged [logs]

System files that contain system event information, errors, and crash information.

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votes
2answers
971 views

How do I use `log stream` to search ALL existent logs on macOS for strings?

I need to search all logs on macOS Mojave for "some string". I was told that the way to do this was to execute: sudo log stream --source --start'1999-99-99 23:59' | egrep -i "some regex string" ...
0
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0answers
54 views

How do you turn on crontab logging on Big Sur?

I am running macOS Big Sur 11.2.1 and have several crontab jobs set up and they work fine, but I want to turn on the logging of all of my crontab jobs. I have read that with the recently releases such ...
0
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0answers
29 views

Logs in Console / Disk Usage

With a modern version of macOS, like Big Sur, if you open Console, you see tonnes and tonnes of messages streaming as soon as you press "start". I was wondering, it seems like the chatter ...
4
votes
2answers
843 views

MacBook Pro tries to shutdown every X hours

My Macbook Pro is trying to shutdown itself every X amount of hours, is there a way to check in the logs what process is triggering the shutdown process? I can see the following in the logs, but not ...
0
votes
1answer
43 views

WindowServer: (CoreDisplay) [com.apple.CoreDisplay:default] [DEBUG] spamming my console and doing excessive amounts of disk activity

Macmini8,1 (2018) running up to date 10.14.6 OSX Mojave: My console is getting absolutely destroyed and followed with 'WindowServer: (CoreDisplay) [com.apple.CoreDisplay:default] [DEBUG]' messages and ...
0
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0answers
14 views

Is there a way to view log of previously connected bluetooth devices that have already been removed?

Weird one guys. Bear with me. So I'm working from a home office. I have an Apple Magic Keyboard 2 and it has been connected to my MacBook Pro for a couple of months now. Today I went to use it and ...
0
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0answers
127 views

Big Sur - high CPU usage before user login

Is there a way to log the system activities, such as errors or cpu usage data, before user login? I'm using macOS Big Sur 11.0.1 on MacBook Pro 16 inch - 2019, and I found the machine is hot and the ...
8
votes
6answers
11k views

What's this CSSM Exception in my macOS 10.12.1 logs?

I'm trying to clean up my mac a bit and therefore always check through logs to see what maybe unexpected or otherwise strange. This time I see way too much going on in the logs in terms of lines per ...
0
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1answer
25 views

How can I find out which kernel extension has been updated?

I received a notification on Big Sur that an extension was updated and this must be authorised in System Preferences. It is 'System software from developer "Apple Inc."'. I find this odd: I ...
45
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5answers
32k views

What is the 'deleted' daemon in macOS?

Since installing macOS 10.12 I noticed a flood of messages from deleted in the logs. I haven't been able to find any information about this daemon. Could anyone enlighten me what this does?
1
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0answers
13 views

Logging from AppleScript in Automator

I am writing an AppleScript (Run AppleScript item) from within an application in Apple Automator, but the Log panel at the bottom of the window does not display any logged messages (that is, anything ...
0
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0answers
7 views

Difference between “Device” and System.log in Console.app

In console.app, I understand I can stream messages by selecting my computer "Device" as shown here, highlighted in pink. What is shown there? I understood it was system.log, but it seems to ...
1
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0answers
56 views

how remove Apple support screen sharing software

I contacted the Apple support team and the technician asked me to install a software on my macbook so as to share my screen with him. I granted "record screen" permission to this software. A ...
73
votes
4answers
182k views

Where can I find my crash logs?

Console prints: default 17:16:18.554342 -0700 ReportCrash Saved crash report for APP_NAME[50432] version 1.2.3 (4) to APP_NAME_2020-03-17-171618_MacBook-Pro.crash I would like to ask you, where ...
2
votes
0answers
23 views

Extracting diagnostic logs from iPad 2 with macOS Catalina

I have an iPad 2 from wich I want to extract the diagnostic logs. The use case is a failed activation that blocks me from using the iPad or restoring it with my Laptop. I have a separate question for ...
1
vote
1answer
101 views

Viewing Logs on Startup volume that freezes

I have a MacBook Pro (Computer A) which freezes / restarts during startup. To investigate the problem, I purchased a brand new internal disk and did a basic installation (10.13 - the latest this model ...
13
votes
2answers
929 views

WifiDiagnostics files filling up drive even with logging disabled

Since upgrading to OS X Catalina, I started getting disk full notifications. After some looking, I discovered the cause is ~400 MB files in /private/var/tmp like this: WiFiDiagnostics_2019-10-23_12....
29
votes
4answers
38k views

Show Active Connections to “Internet Sharing”

How can I view a list of devices that are connected to my Apple laptop via Internet Sharing (when it's enabled)? If a list doesn't exist, does Internet Sharing log DHCP requests and if so, where? ...
0
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0answers
12 views

macOS: find last time AirPods Bluetooth headphones were connected/in the range

I have either lost my AirPods either someone stole them, and I would like to find more details to find which possibilities is most likely. Unfortunately my AirPods are not listed under Find My (...
12
votes
5answers
25k views

Is there any way to access the console logs on an iOS 8 device without installing Xcode?

Prior to iOS 8, I accessed console logs on iOS 8 devices using iPhone Configuration Utility. That no longer works. Is there any other way to access these logs without installing a program as large as ...
1
vote
0answers
40 views

macOS removes log files in unwanted way

My computer is used for website development. As part of the website application, I have created log files, which previously had been stored in /var/log/webapps/appname (where appname varies per ...
0
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0answers
95 views

How do I need to configure the macOS logging system to log LOG_INFO messages from Perl?

In the dovecot port for macOS in MacPorts, there is a pushnotify capability (requires you to be able to create the right certificates). This is perl code that contains the following snippet: # Open ...
-1
votes
1answer
54 views

Could running Python and Matplotlib be keeping my computer from sleeping? How can I find out?

I have noticed that sometimes when I open my laptop the battery had dropped to 99% or even 97% after a day or so. I have it set up to sleep after being closed for 5 seconds, and I've verified that by ...
1
vote
3answers
1k views

How to add a timestamp in log files on launchd?

In launchd, you can change the path of the log files using StandardOutPath and StandardErrorPath in .plist file, but when I used it to output a log returned by the process, the resultant log files ...
0
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0answers
11 views

apache error.log filter for some specific types of messages only

Running the apache webserver on mac Catalina. If I do tail -f /var/log/apache2/error.log I can access the full list of messages produced. I have a lot of [:debug] messages like this one: [Thu Oct 29 ...
0
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0answers
14 views

simctl errors in Console

I noticed that my Macbook Pro 2015 was making a fan noise in the morning, even though the lid was closed and it had been put to sleep 10 hours ago. When I looked at system.log in the Console, it's ...
4
votes
1answer
752 views

Can I have launchctl output stdout/stderr from my application to the system-wide Unified Logging mechanism?

I have set up a custom .plist in ~/Library/LaunchAgents to run a process (offlineimap) on a periodic basis. I've specified both the StandardOutPath and StandardErrorPath keys to point to files in my ...
0
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0answers
21 views

Identify which user or process initiated normal shutdown?

I'd like to identify why (who, what) showdown my MacBook Pro while it was left unattended. Some unsaved work was lost. It is fairly likely that a careless admin script was run through some automated ...
1
vote
1answer
320 views

iphone sends log files to desktop Console app via wifi

UPDATE #2 I've narrowed this down to the WiFi logs are definitely sent via the lockdown process - not iPhone sync. This occurs despite the "Connect via network" box in XCode being unchecked. UPDATE ...
0
votes
2answers
752 views

How to export the event log from the Console.app into a text file?

According to tutorials, you'd export your Console.app event log by pressing the "Share" and using e.g. the Mail.app: https://help.realmacsoftware.com/en/articles/1905631-how-to-save-console-logs-in-...
10
votes
1answer
5k views

Observing what Spotlight's mdworker is indexing for diagnostic purposes

There has been a history of people reporting mdworker processes taking up lots of CPU time on older machines, but apart from vague suggestions to just re-create the entire Spotlight index, I could not ...
0
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0answers
11 views

MacOS, Can I troubleshoot a program that is not working from a console log/is it safe to post here?

I'm pretty sure it's not safe to paste console logs because it has personal information but just wanted to make sure. I have a program called sidenotes for MacOS, I kind of need it as an intermediary ...
0
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0answers
17 views

User Directory contents lost after Catalina combo update

I was updating the Catalina Combo update, and after a while, the update is still there pending but many of my applications and most importantly All my directories and files in my home directory are ...
1
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0answers
27 views

Logs of installed applications

Based on this question: How to read iPhone system logs? Will I find in these logs when applications were installed?
2
votes
1answer
28 views

Can iOS apps retrieve user access logs after being deleted?

Specifically, I used an iPad app while it was offline, then deleted it. I assume that it keeps logs of access into the app and whatnot. Can an app be able to gain access to these offline logs after ...
0
votes
1answer
58 views

How do I browse logs in /var/log in Console.app on Catalina?

Up to and including Mojave, /var/log was listed in the sidebar of Console.app, allowing me to browse subfolders and, for instance, look at /var/log/powermanagement logs for previous days. But in ...
0
votes
1answer
28 views

Where are OS-level crash reports stored? [duplicate]

I have a machine that has some intermittent rebooting. When it restarts, I get the familiar dialog to report this to Apple. I don't always remember to save the details of the crash. I'm sure that ...
0
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0answers
91 views

Apple Push Notification Service Daemon (Segmentation Faults and Errors in /var/log/system.log ?) (com.apple.aps/ApplePushService)

I'm seeing a many various (about 159+) Apple Push Notification Service Daemon (com.apple.apsd) Segmentation Faults and Errors in /var/log/system.log ? What typically causes these? I've tried to clean ...
0
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0answers
18 views

macOS password prompt

on macOS catalina,how to determine the name of the app which prompts the user for password? Are there any logs generated which stores the historical information about such .
46
votes
6answers
27k views

Time Machine - List of Files that were backed up

I'd like to know to see which files are getting backed up by my time machine? I often see a large amount of data being transfered and I'm not sure sure what it is.
2
votes
1answer
36 views

How can I log edits to the hosts file?

A guy I'm helping fix his Mac and he's got some process on there editing his host file to redirect queries to the Minecraft authentication servers (authserver.mojang.com and sessionserver.mojang.com) ...
4
votes
2answers
431 views

MacUpdate check running every hour?

I have MacUpdate installed (which I got with their Spring Bundle). I noticed that it tries to check for updates every hour for some reason. The app itself is not running so it must be some agent or ...
0
votes
0answers
71 views

Catalina disconnecting SMB shares from Synology NAS during the night. How to troubleshoot?

I have an issue since upgrading Mojave to Catalina (10.15.5): my Mac disconnects all SMB shares mounted from a Synology NAS during the night and without any user interaction. It only happens when my ...
1
vote
2answers
178 views

Deleting Wifidiagnostics file and others under private/var/temp and /folder on Catalina

Is it safe to delete the Wifidiagnostics file even though its in private/var/tmp? My understanding was that it's better to leave those folders alone in Catalina but I'm not that experienced a user. ...
1
vote
1answer
638 views

Where are the memory and kernel logs stored in macOS Catalina?

I want to learn how to debug kernel crashes and am not at all familiar with macOS logging. Specifically the logs files that might reveal a system crash for example due to kernel panics. Does Apple ...
0
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0answers
33 views

Logging wrong password attempts even with right one

Found this answer for logging wrong password attempts, and it works kind of. This is what I get from one correct attempt: log stream --predicate '(eventMessage CONTAINS "Authentication failed&...
13
votes
4answers
15k views

How to use logger command on Sierra?

I'm trying to log events/check-points from my shell-script using logger. How to use logger or syslog utility in OS X (version 10.12 (16A323)). I have tried logger "Hello world" and checked /var/log/...
2
votes
2answers
165 views

Battery status and replacement

About a week ago my battery status (MacBook Pro mid 2017) claimed that the battery should be replaced after 250 cycles. Now, all of a sudden the battery status has returned to normal. ioreg -l -w0 |...
1
vote
1answer
36 views

Log/list of external/unauthorized programs that were given permission to open

When an app/program is not from an authorized developer, it cannot be opened directly because of security settings. These security settings can be overridden by adding the app as an exception to the ...
0
votes
0answers
22 views

How to check when an iPhone X has been booted before its last boot?

Is there a way to see when an iPhone has been booted before its last boot? I have a regular iPhone X with current iOS. Are there any log files available? I tried some Apps in the AppStore that pretend ...

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