#22608: Migrations optimizer slow (due to double working?)
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     Reporter:  davids                |                    Owner:  nobody
         Type:  Cleanup/optimization  |                   Status:  new
    Component:  Migrations            |                  Version:  master
     Severity:  Normal                |               Resolution:
     Keywords:                        |             Triage Stage:  Accepted
    Has patch:  0                     |      Needs documentation:  0
  Needs tests:  0                     |  Patch needs improvement:  0
Easy pickings:  0                     |                    UI/UX:  0
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Comment (by ipmb):

 Here's a cProfile of `manage.py makemigrations --empty myapp` on my i5
 macbook with SSD.

 * Django 1.9.1
 * ~80 migrations
 * ~300 tables

 {{{
 66325365 function calls (65778093 primitive calls) in 157.981 seconds
 }}}
 https://gist.github.com/ipmb/75be883defe09fc3dc32

--
Ticket URL: <https://code.djangoproject.com/ticket/22608#comment:23>
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