[Bug 45591] New: Far Manager has become unusable in Wine-3.13: extreme CPU usage, very slow repainting

https://bugs.winehq.org/show_bug.cgi?id=45591

Bug ID: 45591
           Summary: Far Manager has become unusable in Wine-3.13: extreme
                    CPU usage, very slow repainting
           Product: Wine
           Version: 3.13
          Hardware: x86
                OS: Linux
            Status: UNCONFIRMED
          Severity: major
          Priority: P2
         Component: -unknown
          Assignee: [e-mail]
          Reporter: [e-mail]
      Distribution: ---

Wine 3.13
$ md5sum Far30b5225.x86.20180604.msi 
110324ad2f3270237f11df44579ae31d  Far30b5225.x86.20180604.msi

Install and run using:

wineconsole --backend=user "c:\program files\far manager\far.exe"

Result:

PID USER      PR  NI    VIRT    RES    SHR S  %CPU %MEM     TIME+ COMMAND     
 8126 birdie    20     2596.0m  14.4m  11.7m R  58.7  0.1   0:12.59
wineconsole.exe                                                                 
 8167 birdie    20     1755.9m  31.5m  18.1m S  45.3  0.2   0:09.84 far.exe     
  810 root      20      500.9m  99.7m  73.2m S  20.7  0.6   2:37.49 Xorg        
 8131 birdie    20        8.4m   5.6m   1.6m S  14.7  0.0   0:03.22 wineserver

wineconsole: ~58.7% CPU
far.exe: 45.3% CPU
wineserver: 14.7%
X.org server: 20.7%

The application is more or less unusable.