[horde] Problem of slow with server-side sorting

[Ronan SALMON]

Jose Luis Marin Perez <jolumape_al at hotmail.com> a écrit :

> Thanks for your answers.
>
> These hardware features:
>
> ML370 G4
> Xeon 3.6 GHz CPU
> 1 GB RAM
> Hard Drive 300GB - Raid 1 - EXT3
SAS or SATA ?
did you disable atime on ext3 (Maildirs disk) ?

> When accessing one of these accounts capture a sample of the TOP
> command
>
> top - 09:37:51 up 4 days, 15:26,  2 users,  load average: 5.07,
> 4.85, 4.79
> Tasks: 146 total,   1 running, 145 sleeping,   0 stopped,   0
> zombie
> Cpu(s): 46.5% us, 19.8% sy,  0.0% ni, 19.8% id, 13.9% wa,  0.0%
> hi,  0.0% si
> Mem:   1034512k total,  1008464k used,    26048k free,   
> 55592k buffers
> Swap:  2048276k total,   143232k used,  1905044k free,  
> 516016k cached

You definitely need more RAM! The load is pretty high. What is the  
running process?

> On our server there are about 5000 mail accounts with more than
> 1000 messages per account.
>
> As can enable an option _imp_hook_msglist_format and that benefits
> could give me to solve my problem?

The fact that we have the hook _imp_hook_msglist_format enabled really  
slow down accessing mailboxes (especially if they contains lots of  
emails) has IMP reads the content of each email to see if there are  
any attachments.


Jose, can you reply after the message(instead of before)? It is easier  
to keep track of the discussion. thanks.

Ronan.