Thanks, Eric! Report pasted below. Just to head things off, since EtreCheck found that one of the recent hangs was reportedly caused by a corrupt filesystem, I ran First Aid on the drive and came up with no problems.
EtreCheck version: 4.3.2 (4D034)
Report generated: 2018-05-31 15:16:02
Download EtreCheck from https://etrecheck.com
Runtime: 5:24
Performance: Below Average
Problem: Apps are crashing
Major Issues:
Anything that appears on this list needs immediate attention.
No Time Machine backup- Time Machine backup not found.
Battery failure- Your battery is reporting that it needs to be serviced.
Obsolete hardware- This machine may be considered obsolete.
Minor Issues:
These issues do not need immediate attention but they may indicate future problems.
Upgradeable hard drive- This machine’s hard drive could be replaced with an SSD. This would dramatically improve your machine’s performance.
Corrupt filesystem- This machine shut down due to a corrupt filesystem.
Unsigned files- There is unsigned software installed. They appear to be legitimate but should be reviewed.
Low performance- EtreCheck report took over 5 minutes to run. This is unusual.
32-bit Apps- This machine has 32-bits apps that may have problems in the future.
Abnormal shutdown- Your machine shut down abnormally.
Hardware Information:
MacBook Pro (15-inch, Mid 2009) / MacBook Pro (15-inch, 2.53GHz, Mid 2009) - Obsolete!
MacBook Pro Model: MacBookPro5,3
1 2.8 GHz Intel Core 2 Duo (Duo) CPU: 2-core
4 GB RAM - Upgradeable
BANK 0/DIMM0 - 2 GB DDR3 1067 ok
BANK 1/DIMM0 - 2 GB DDR3 1067 ok
Battery: Health = Service Battery - Cycle count = 374
Video Information:
NVIDIA GeForce 9400M - VRAM: 256 MB
Color LCD 1440 x 900
NVIDIA GeForce 9600M GT - VRAM: 512 MB
Drives:
disk0 - ST9500420ASG 500.11 GB (Mechanical)
Internal SATA 1.5 Gigabit Serial ATA
disk0s1 - EFI [EFI] 210 MB
disk0s2 - Macintosh HD (Journaled HFS+) 499.25 GB
disk0s3 - Recovery HD [Recovery] 650 MB
Mounted Volumes:
disk0s2 - Macintosh HD 499.25 GB (57.99 GB free)
Journaled HFS+
Mount point: /
Network:
Interface en0: Ethernet
Interface fw0: FireWire
Interface en1: Wi-Fi
802.11 a/b/g/n
One IPv4 address
Interface en2: Bluetooth PAN
System Software:
OS X El Capitan 10.11.6 (15G20015)
Time since boot: About 2 days
System Load: 2.25 (1 min ago) 5.66 (5 min ago) 9.63 (15 min ago)
Configuration Files:
File /etc/sysctl.conf exists but not expected
/etc/hosts - Count: 46
Security:
System | Status |
---|
Gatekeeper | Mac App Store and identified developers |
System Integrity Protection | Enabled |
Unsigned Files:
Launchd: /Library/LaunchAgents/com.brother.LOGINserver.plist
Executable: /Library/Printers/Brother/Utilities/Server/LOGINserver.app/Contents/MacOS/LOGIN server
Details: Exact match found in the whitelist - probably OK
32-bit Applications:
2 32-bit apps
System Launch Agents:
[Not Loaded] | 7 Apple tasks |
[Loaded] | 148 Apple tasks |
[Running] | 84 Apple tasks |
System Launch Daemons:
[Not Loaded] | 46 Apple tasks |
[Loaded] | 153 Apple tasks |
[Running] | 91 Apple tasks |
[Other] | 2 Apple tasks |
Launch Agents:
[Not Loaded] | com.avid.ApplicationManagerHelper.plist (Avid Technology Inc - installed 2016-01-07) |
[Loaded] | com.avid.ApplicationManager.plist (Avid Technology Inc - installed 2018-02-06) |
[Running] | com.brother.LOGINserver.plist (? a1772de2 - installed 2016-03-10) |
Launch Daemons:
[Loaded] | com.adobe.fpsaud.plist (Adobe Systems, Inc. - installed 2018-02-01) |
User Launch Agents:
[Loaded] | com.dropbox.DropboxMacUpdate.agent.plist (Dropbox, Inc. - installed 2018-04-15) |
User Login Items:
iTunesHelper Application (Apple - installed 2018-03-29)
(/Applications/iTunes.app/Contents/MacOS/iTunesHelper.app)
Dropbox Application (Dropbox, Inc. - installed 2018-05-23)
(/Applications/Dropbox.app)
Internet Plug-ins:
FlashPlayer-10.6: 28.0.0.161 (installed 2018-02-06)
QuickTime Plugin: 7.7.3 (installed 2018-04-01)
Flash Player: 28.0.0.161 (installed 2018-02-06)
Default Browser: 601 (installed 2018-02-04)
3rd Party Preference Panes:
Flash Player (installed 2018-02-01)
Time Machine:
Time Machine Not Configured!
Top Processes by CPU:
Process (count) | Source | % of CPU | Location |
mdworker (10) | Apple | 17 |
WindowServer | Apple | 7 |
kernel_task | Apple | 5 |
ReportCrash | Apple | 3 |
spindump | Apple | 3 |
Top Processes by Memory:
Process (count) | Source | RAM usage | Location |
kernel_task | Apple | 537 MB |
com.apple.WebKit.WebContent (3) | Apple | 252 MB |
mdworker (10) | Apple | 137 MB |
softwareupdated | Apple | 97 MB |
Safari | Apple | 93 MB |
Top Processes by Energy Use:
Process (count) | Source | Energy (0-100) | Location |
WindowServer | Apple | 23 |
CalendarAgent | Apple | 1 |
QuickLookUIHelper | Apple | 1 |
Mail | Apple | 1 |
Safari | Apple | 1 |
Virtual Memory Information:
Available RAM | 1.01 GB |
Free RAM | 26 MB |
Used RAM | 2.99 GB |
Cached files | 1006 MB |
Swap Used | 12 MB |
Software Installs (past 30 days):
Name | Version | Install Date |
Gatekeeper Configuration Data | 139 | 2018-05-29 |
Diagnostics Information (past 7 days):
2018-05-29 14:44:48 Safari.app Hang (2 times)
/Applications/Safari.app
2018-05-28 23:34:36 Last Shutdown Cause: -60 - Corrupt filesystem
2018-05-28 22:59:27 Messages.app Hang
/Applications/Messages.app
2018-05-28 22:55:58 ??? CPU
???
End of report