[Libreoffice-bugs] [Bug 116400] Very time lengthy PDF-generation nowhere near OO speed ( see comment 9 and 19 and 31 )

2022-04-20 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=116400

Julien Nabet  changed:

   What|Removed |Added

 Attachment #156654|0   |1
is obsolete||

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[Libreoffice-bugs] [Bug 116400] Very time lengthy PDF-generation nowhere near OO speed ( see comment 9 and 19 and 31 )

2022-04-20 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=116400

--- Comment #35 from Julien Nabet  ---
Created attachment 179682
  --> https://bugs.documentfoundation.org/attachment.cgi?id=179682=edit
Flamegraph

I don't know if it can be even better but just in case, I retrieved a new
Flamegraph on pc Debian x86-64 with master sources updated today and exporting
into pdf the Xisco's file.

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[Libreoffice-bugs] [Bug 116400] Very time lengthy PDF-generation nowhere near OO speed ( see comment 9 and 19 and 31 )

2022-04-20 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=116400

Xisco Faulí  changed:

   What|Removed |Added

 Status|RESOLVED|VERIFIED

--- Comment #34 from Xisco Faulí  ---
(In reply to Xisco Faulí from comment #9)
> Dropdop's link is no longer available. Instead we can use this file
> 
> - attachment 140185 [details] (bug 116068)
> 

it takes

real1m59,721s
user1m59,233s
sys 0m0,982s

in

Version: 7.3.0.0.alpha1+ / LibreOffice Community
Build ID: 229123ccc6f90ebf66b3e659bebbd53f8a9bdd3a
CPU threads: 8; OS: Linux 5.10; UI render: default; VCL: gtk3
Locale: es-ES (es_ES.UTF-8); UI: en-US
Calc: threaded

while in

Version: 7.4.0.0.alpha0+ / LibreOffice Community
Build ID: 8e4453c2117b6c3bb15be6b949a0a8a43df66647
CPU threads: 8; OS: Linux 5.10; UI render: default; VCL: gtk3
Locale: es-ES (es_ES.UTF-8); UI: en-US
Calc: threaded

it takes

real0m27,724s
user0m26,971s
sys 0m1,013s

nice improvement

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[Libreoffice-bugs] [Bug 116400] Very time lengthy PDF-generation nowhere near OO speed ( see comment 9 and 19 and 31 )

2022-04-09 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=116400

Luboš Luňák  changed:

   What|Removed |Added

 Status|NEW |RESOLVED
 Resolution|--- |FIXED
 CC||l.lu...@collabora.com

--- Comment #33 from Luboš Luňák  ---
The upstream ticket is https://unicode-org.atlassian.net/browse/ICU-21946 ,
they've acknowledged the problem but no upstream solution so far. I've pushed
my workaround to external/, let's consider this handled.

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[Libreoffice-bugs] [Bug 116400] Very time lengthy PDF-generation nowhere near OO speed ( see comment 9 and 19 and 31 )

2022-04-07 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=116400

--- Comment #32 from Commit Notification 
 ---
Luboš Luňák committed a patch related to this issue.
It has been pushed to "master":

https://git.libreoffice.org/core/commit/c5199abfc1a468b28c680faf41e2f11bc1729c47

work around ICU performance problem in text breaking (tdf#116400)

It will be available in 7.4.0.

The patch should be included in the daily builds available at
https://dev-builds.libreoffice.org/daily/ in the next 24-48 hours. More
information about daily builds can be found at:
https://wiki.documentfoundation.org/Testing_Daily_Builds

Affected users are encouraged to test the fix and report feedback.

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[Libreoffice-bugs] [Bug 116400] Very time lengthy PDF-generation nowhere near OO speed ( see comment 9 and 19 and 31 )

2022-03-16 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=116400

Timur  changed:

   What|Removed |Added

Summary|Very time lengthy   |Very time lengthy
   |PDF-generation due to   |PDF-generation nowhere near
   |Upgrade to ICU ( see|OO speed ( see comment 9
   |comment 9 and 19 )  |and 19 and 31 )

--- Comment #31 from Timur  ---
Testing again headless convert of 399 pages ODT attachment 140185 to PDF as in
Comment 17, with those fixes time went down from 99/89 to 55/40 secs (1st/2nd
time run). 
So it's the best time from awful 4.3 master, comparable to 4.1 time. 
41max and 42max need 30-40 secs.

In 43max time went up from 30 to 261 with single commit: 
source-hash-1615b7f1d078b2bdf22a856066346e701f816b72
author  Khaled Hosny 2014-01-17 
Do proper script itemization with HarfBuzz

OO is still faster with just a few seconds, as is 43all oldest.
Slow down from 8 to 20 seconds was in (rather large range): 
https://cgit.freedesktop.org/libreoffice/core/log/?qt=range=15af925c254f27046427de70a59011e2ac3d6bdb..836822522a2e9f009c0870cbbcd48d45bbd3c622

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