[gbm]

If your mac is taking 30+minutes to start calibre then you have problems, and not with calibre.

This is my Linux PC starting calibre from a cold boot up--i.e. power on boot.

Linux Mint 19.2 Cinnamon
Intel© Core™ i5-3470S CPU @ 2.90GHz × 4

Spoiler:

$ calibre-debug -g
calibre 4.3  embedded-python: True is64bit: True
Linux-4.15.0-70-generic-x86_64-with-debian-buster-sid Linux ('64bit', 'ELF')
('Linux', '4.15.0-70-generic', '#79-Ubuntu SMP Tue Nov 12 10:36:11 UTC 2019')
Python 2.7.16
Linux: ('debian', 'buster/sid', '')
Interface language: None
Successfully initialized third party plugins: DeDRM (6, 6, 2) && Diaps Editing Toolbag (0, 3, 5) && Quality Check (1, 9, 11) && Goodreads (1, 4, 0) && Hyphenate This! (0, 0, 8) && Reading List (1, 6, 6) && Modify ePub (1, 4, 0) && Barnes & Noble (1, 2, 15) && Baen (1, 1, 2) && EpubSplit (2, 7, 0) && KindleUnpack - The Plugin (0, 81, 5)
Turning on automatic hidpi scaling
devicePixelRatio: 1.0
logicalDpi: 96.0 x 96.0
physicalDpi: 95.9056047198 x 95.7486910995
Using calibre Qt style: True
[0.00] Starting up...
[0.00] Showing splash screen...
[0.20] splash screen shown
[0.20] Initializing db...
[0.45] db initialized
[0.45] Constructing main UI...
libpng warning: iCCP: known incorrect sRGB profile
Looking for desktop notifier support from: org.freedesktop.Notifications
org.freedesktop.Notifications found in 0.0 seconds
[2.08] main UI initialized...
[2.08] Hiding splash screen
[2.57] splash screen hidden
[2.57] Started up in 2.57 seconds with 3341 books

bernie

Originally Posted by chrisparker

Does this tell you anything?

Spoiler:

UpdateRecents: about to call HIS_XPC_GetApplicationPolicyForURLs with seed 3974703917
UpdateRecents: received results from HIS_XPC_GetApplicationPolicyForURLs
UpdateRecents: ignoring results because menu isn't open
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
EpubMerge: DEBUG: 2019-11-20 05:49:09,373: calibre_plugins.epubmerge.epubmerge_plugin(154): macmenuhack file_path:/Users/chris/Library/Preferences/calibre/plugins/fanficfare_macmenuhack.txt
UpdateRecents: about to call HIS_XPC_GetApplicationPolicyForURLs with seed 3974703917
UpdateRecents: received results from HIS_XPC_GetApplicationPolicyForURLs
UpdateRecents: ignoring results because menu isn't open
UpdateRecents: about to call HIS_XPC_GetApplicationPolicyForURLs with seed 3974703917
UpdateRecents: received results from HIS_XPC_GetApplicationPolicyForURLs
UpdateRecents: ignoring results because menu isn't open
calibre Debug log
calibre 4.3 embedded-python: True is64bit: True
Darwin-19.0.0-x86_64-i386-64bit Darwin ('64bit', '')
('Darwin', '19.0.0', 'Darwin Kernel Version 19.0.0: Thu Oct 17 16:17:15 PDT 2019; root:xnu-6153.41.3~29/RELEASE_X86_64')
Python 2.7.16
OSX: ('10.15.1', ('', '', ''), 'x86_64')
Interface language: None
Successfully initialized third party plugins: Gather KFX-ZIP (from KFX Input) (1, 24, 0) && DeDRM (6, 6, 3) && Package KFX (from KFX Input) (1, 24, 0) && Kobo Utilities (2, 9, 0) && Modify ePub (1, 4, 0) && Copy Cover To Device (2, 0, 0) && EpubSplit (2, 7, 0) && Goodreads Sync (1, 12, 1) && KoboTouchExtended (3, 1, 5) && Fantastic Fiction (1, 3, 0) && EpubMerge (2, 5, 0) && Goodreads (1, 4, 0) && KePub Output (3, 1, 3) && KFX metadata reader (from KFX Input) (1, 24, 0) && KFX Input (1, 24, 0) && Search The Internet (1, 7, 6) && Generate Cover (1, 5, 21) && Webscription (1, 1, 0) && Open With (1, 5, 10)
calibre 4.3 embedded-python: True is64bit: True
Darwin-19.0.0-x86_64-i386-64bit Darwin ('64bit', '')
('Darwin', '19.0.0', 'Darwin Kernel Version 19.0.0: Thu Oct 17 16:17:15 PDT 2019; root:xnu-6153.41.3~29/RELEASE_X86_64')
Python 2.7.16
OSX: ('10.15.1', ('', '', ''), 'x86_64')
Interface language: None
Successfully initialized third party plugins: Gather KFX-ZIP (from KFX Input) (1, 24, 0) && DeDRM (6, 6, 3) && Package KFX (from KFX Input) (1, 24, 0) && Kobo Utilities (2, 9, 0) && Modify ePub (1, 4, 0) && Copy Cover To Device (2, 0, 0) && EpubSplit (2, 7, 0) && Goodreads Sync (1, 12, 1) && KoboTouchExtended (3, 1, 5) && Fantastic Fiction (1, 3, 0) && EpubMerge (2, 5, 0) && Goodreads (1, 4, 0) && KePub Output (3, 1, 3) && KFX metadata reader (from KFX Input) (1, 24, 0) && KFX Input (1, 24, 0) && Search The Internet (1, 7, 6) && Generate Cover (1, 5, 21) && Webscription (1, 1, 0) && Open With (1, 5, 10)
devicePixelRatio: 2.0
logicalDpi: 72.0 x 72.0
physicalDpi: 122.000001832 x 121.000001817
Using calibre Qt style: True
[0.00] Starting up...
[0.06] Showing splash screen...
[0.28] splash screen shown
[0.28] Initializing db...
[0.47] db initialized
[0.47] Constructing main UI...
DEBUG: 0.0 KoboUtilites::action.py - loading translations
DEBUG: 0.0 KoboUtilites::dialogs.py - loading translations
DEBUG: 0.0 KoboUtilites::action.py - loading translations
DEBUG: 1.2 No Kobo Touch, Glo or Mini appears to be connected
DEBUG: 1.2 rebuild_menus - self.supports_ratings=None, self.supports_tiles=None
DEBUG: 1.2 KoboUtilities:set_toolbar_button_tooltip - start: text='None'
DEBUG: 1.2 KoboUtilities:set_toolbar_button_tooltip - setting to text='Utilities to use with Kobo ereaders

Driver: KoboTouch'
DEBUG: 0.0 HttpHelper::__init__: proxy=None
[1.84] main UI initialized...
[1.84] Hiding splash screen
[2013.09] splash screen hidden
[2013.09] Started up in 2013.09 seconds with 1519 books