Bug 294027 - kmail with akonadi with imap resource and huge mailbox too slow to download email, nepomuk uses too many resources
Summary: kmail with akonadi with imap resource and huge mailbox too slow to download e...
Status: RESOLVED UNMAINTAINED
Alias: None
Product: kmail2
Classification: Applications
Component: general (show other bugs)
Version: 4.8
Platform: openSUSE Linux
: NOR major
Target Milestone: ---
Assignee: kdepim bugs
URL:
Keywords: triaged
Depends on:
Blocks:
 
Reported: 2012-02-13 22:38 UTC by Diego Ercolani
Modified: 2018-09-26 04:09 UTC (History)
1 user (show)

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Description Diego Ercolani 2012-02-13 22:38:02 UTC
Version:           4.8 (using KDE 4.8.0) 
OS:                Linux

kmail with akonadi promises many feature but when you have a huge imap mailbox (20k Messages) organized in folders, kmail simply freezes trying to download messages.
If you have nepomuk services enabled all the system resource (8Gb Ram AMD Phenom II) is used by indexing services.
While nepomuk/akonadi service isn't stabilized kmail must not use it, or if it is possible, it should be disabled by option.

Reproducible: Always

Steps to Reproduce:
launch kmail with imap account with many messages in it organized by folder


Expected Results:  
Read Mail

The bug doesn't cause data loss but cause loss of usability of the whole KDE environment. And this is a pity. Akonadi, nepomuk are to young to be deployed in the kde enviroment. Adding also the fact that plasma itself have many problems. Please dear KDE guru take time to consolidate the desktop. I'm a KDE entusiast since 1.4 but now it's very difficult to use on daily basis due to its resource hungry!
Comment 1 Diego Ercolani 2012-02-17 08:13:31 UTC
The mailbox I have is about 130000 messages organized in folders. With Thunderbird there is no problem at all so is not a imap server (Cyrus) issue.
Comment 2 Diego Ercolani 2012-03-08 08:42:30 UTC
I find that in .xsession-error I have huge reportings of akonadi.... (by the way, .xsession-error is going to filling the whole home directory)

line entry are like this:

AkonadiAgentServer(6787)/akonadiserializer (calendar) Akonadi::SerializerPluginKCalCore::deserialize: "" 
AkonadiAgentServer(6787)/libakonadi Akonadi::ItemSerializer::deserialize: Unable to deserialize payload part: "RFC822" 
AkonadiAgentServer(6787)/libakonadi Akonadi::ItemSerializer::deserialize: Payload data was:  "" 
AkonadiAgentServer(6787)/kdepimlibs (kcalcore) KCalCore::ICalFormat::fromRawString: parse error
AkonadiAgentServer(6787)/akonadiserializer (calendar) Akonadi::SerializerPluginKCalCore::deserialize: Failed to parse incidence! Item id =  199 Storage collection id  13 parentCollectionId =  -90056 
AkonadiAgentServer(6787)/akonadiserializer (calendar) Akonadi::SerializerPluginKCalCore::deserialize: "" 
AkonadiAgentServer(6787)/libakonadi Akonadi::ItemSerializer::deserialize: Unable to deserialize payload part: "RFC822" 
AkonadiAgentServer(6787)/libakonadi Akonadi::ItemSerializer::deserialize: Payload data was:  "" 
AkonadiAgentServer(6787)/kdepimlibs (kcalcore) KCalCore::ICalFormat::fromRawString: parse error
AkonadiAgentServer(6787)/akonadiserializer (calendar) Akonadi::SerializerPluginKCalCore::deserialize: Failed to parse incidence! Item id =  198 Storage collection id  13 parentCollectionId =  -90057 
AkonadiAgentServer(6787)/akonadiserializer (calendar) Akonadi::SerializerPluginKCalCore::deserialize: "" 
AkonadiAgentServer(6787)/libakonadi Akonadi::ItemSerializer::deserialize: Unable to deserialize payload part: "RFC822" 
AkonadiAgentServer(6787)/libakonadi Akonadi::ItemSerializer::deserialize: Payload data was:  "" 
AkonadiAgentServer(6787)/kdepimlibs (kcalcore) KCalCore::ICalFormat::fromRawString: parse error
AkonadiAgentServer(6787)/akonadiserializer (calendar) Akonadi::SerializerPluginKCalCore::deserialize: Failed to parse incidence! Item id =  197 Storage collection id  13 parentCollectionId =  -90058 

what does it mean?
Comment 3 zoran.davidovac 2012-04-23 22:28:00 UTC
kde 4.8.2 3GB imported mail same problem,
ssd /8gb ram/quad akonadi_mixedma running at 100% cpu

checking folder with 3000 mails is slowdown
folder with 10334 takes forever to load after several hours 
and this should be local folders ?!?
"Retrieving Folder Contents

Please wait . . ."
Comment 4 Andrew Crouthamel 2018-09-23 02:42:55 UTC
Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least 15 days. Please provide the requested information as soon as possible and set the bug status as REPORTED. Due to regular bug tracker maintenance, if the bug is still in NEEDSINFO status with no change in 30 days, the bug will be closed as RESOLVED > WORKSFORME due to lack of needed information.

For more information about our bug triaging procedures please read the wiki located here: https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

If you have already provided the requested information, please set the bug status as REPORTED so that the KDE team knows that the bug is ready to be confirmed.

Thank you for helping us make KDE software even better for everyone!
Comment 5 Andrew Crouthamel 2018-09-26 04:09:58 UTC
Hi there, this bug has been identified to be related to nepomuk, the semantic searching system in prior versions of KDE. Please note that nepomuk has been replaced by Baloo. I'm going to close this bug due to the use of the new Baloo system. Please do file a new bug for frameworks-baloo if you happen to continue having issues with search.