Bug#883252: pluma: use so much CPU.

[Billy]

Package: pluma
Version: 1.16.1-1
Severity: normal

Dear Maintainer,

*** Reporter, please consider answering these questions, where appropriate ***

   * What led up to the situation?
	nothing
   * What exactly did you do (or not do) that was effective (or
     ineffective)?
	program with C
   * What was the outcome of this action?
	
   * What outcome did you expect instead?
billy at billy-pc:~$ top

top - 18:33:00 up 6 days,  5:43,  1 user,  load average: 1.51, 1.45, 1.45
Tasks: 244 total,   3 running, 239 sleeping,   1 stopped,   1 zombie
%Cpu(s): 22.9 us,  2.8 sy,  0.2 ni, 73.7 id,  0.4 wa,  0.0 hi,  0.1 si,  0.0 st
KiB Mem :  2016420 total,    75460 free,  1302612 used,   638348 buff/cache
KiB Swap:  3775484 total,  2977884 free,   797600 used.   287676 avail Mem 

  PID USER      PR  NI    VIRT    RES    SHR S  %CPU %MEM     TIME+ COMMAND     
12014 billy     20   0  991724  54508  17044 R 100.0  2.7   2640:08 pluma       
22644 billy     20   0  550576  31412  15940 R  22.2  1.6 182:04.56 mate-syste+ 
31030 billy     20   0   45272   3912   3212 R  11.1  0.2   0:00.02 top         
  684 root      20   0  788272 123088  80816 S   5.6  6.1  56:00.83 Xorg        
27130 billy     20   0 2047076 402072  43760 S   5.6 19.9   8:30.84 firefox-esr 
    1 root      20   0  204684   3976   2664 S   0.0  0.2   0:25.08 systemd     
    2 root      20   0       0      0      0 S   0.0  0.0   0:00.27 kthreadd    
    3 root      20   0       0      0      0 S   0.0  0.0   0:15.16 ksoftirqd/0 
    5 root       0 -20       0      0      0 S   0.0  0.0   0:00.00 kworker/0:+ 
    7 root      20   0       0      0      0 S   0.0  0.0   0:46.46 rcu_sched   
    8 root      20   0       0      0      0 S   0.0  0.0   0:00.00 rcu_bh      
    9 root      rt   0       0      0      0 S   0.0  0.0   0:00.07 migration/0 
   10 root       0 -20       0      0      0 S   0.0  0.0   0:00.00 lru-add-dr+ 
   11 root      rt   0       0      0      0 S   0.0  0.0   0:01.26 watchdog/0  
   12 root      20   0       0      0      0 S   0.0  0.0   0:00.00 cpuhp/0     
   13 root      20   0       0      0      0 S   0.0  0.0   0:00.00 cpuhp/1     
   14 root      rt   0       0      0      0 S   0.0  0.0   0:01.28 watchdog/1  
billy at billy-pc:~$ 

*** End of the template - remove these template lines ***


-- System Information:
Debian Release: 9.2
  APT prefers stable-updates
  APT policy: (500, 'stable-updates'), (500, 'stable'), (500, 'oldstable')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 4.9.0-4-amd64 (SMP w/2 CPU cores)
Locale: LANG=zh_CN.UTF-8, LC_CTYPE=zh_CN.UTF-8 (charmap=UTF-8), LANGUAGE=zh_CN:zh (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)

Versions of packages pluma depends on:
ii  iso-codes               3.75-1
ii  libatk1.0-0             2.22.0-1
ii  libc6                   2.24-11+deb9u1
ii  libcairo-gobject2       1.14.8-1
ii  libcairo2               1.14.8-1
ii  libenchant1c2a          1.6.0-11+b1
ii  libgdk-pixbuf2.0-0      2.36.5-2+deb9u1
ii  libglib2.0-0            2.50.3-2
ii  libgtk-3-0              3.22.11-1
ii  libgtksourceview-3.0-1  3.22.2-1
ii  libice6                 2:1.0.9-2
ii  libpango-1.0-0          1.40.5-1
ii  libpangocairo-1.0-0     1.40.5-1
ii  libsm6                  2:1.2.2-1+b3
ii  libx11-6                2:1.6.4-3
ii  libxml2                 2.9.4+dfsg1-2.2+deb9u1
ii  mate-desktop-common     1.16.2-2
ii  pluma-common            1.16.1-1

Versions of packages pluma recommends:
ii  zenity  3.22.0-1+b1

pluma suggests no packages.

-- no debconf information