Re: High load times with mdb

2013-07-11 Thread Howard Chu
Bill MacAllister wrote: --On June 25, 2013 10:29:26 AM -0700 Bill MacAllister w...@stanford.edu wrote: With the release of Debian 7 (wheezy) I was rebuilding a couple test systems and was surprised to find that the load times I am seeing for populating the mdb database with slapd have gone

Re: High load times with mdb

2013-07-08 Thread Bill MacAllister
--On June 27, 2013 1:40:16 AM -0700 Howard Chu h...@symas.com wrote: I tried a load on an ext4 system with options 'rw,noatime, user_xattr, barrier=1, data=writeback' and got a load time of 01h40m06s. This is the best time I have gotten so far loading on ext4. Did you try commit=60

Re: High load times with mdb

2013-06-27 Thread Bill MacAllister
--On Wednesday, June 26, 2013 04:19:27 AM -0700 Howard Chu h...@symas.com wrote: Bill MacAllister wrote: --On Tuesday, June 25, 2013 03:10:17 PM -0700 Howard Chu h...@symas.com wrote: Probably bad default FS settings, and changed from your previous OS revision. Also, you should watch

Re: High load times with mdb

2013-06-26 Thread Howard Chu
Bill MacAllister wrote: --On Tuesday, June 25, 2013 03:10:17 PM -0700 Howard Chu h...@symas.com wrote: Probably bad default FS settings, and changed from your previous OS revision. Also, you should watch vmstat while it runs to get a better idea of how much time the system is spending in I/O

High load times with mdb

2013-06-25 Thread Bill MacAllister
With the release of Debian 7 (wheezy) I was rebuilding a couple test systems and was surprised to find that the load times I am seeing for populating the mdb database with slapd have gone up dramatically. The load for a master server that was taking about 10 minutes just took 35 minutes. The

Re: High load times with mdb

2013-06-25 Thread Quanah Gibson-Mount
--On Tuesday, June 25, 2013 10:29 AM -0700 Bill MacAllister w...@stanford.edu wrote: With the release of Debian 7 (wheezy) I was rebuilding a couple test systems and was surprised to find that the load times I am seeing for populating the mdb database with slapd have gone up dramatically. The

Re: High load times with mdb

2013-06-25 Thread Bill MacAllister
--On Tuesday, June 25, 2013 11:06:50 AM -0700 Quanah Gibson-Mount qua...@zimbra.com wrote: --On Tuesday, June 25, 2013 10:29 AM -0700 Bill MacAllister w...@stanford.edu wrote: With the release of Debian 7 (wheezy) I was rebuilding a couple test systems and was surprised to find that the

Re: High load times with mdb

2013-06-25 Thread Quanah Gibson-Mount
--On Tuesday, June 25, 2013 12:38 PM -0700 Bill MacAllister w...@stanford.edu wrote: The load starts out at a rate of about 2 M/s. In the past I remember that dropping to something like 900 k/s and staying there. Now the load starts in the same place, but after 30 seconds it alternates

Re: High load times with mdb

2013-06-25 Thread Bill MacAllister
--On Tuesday, June 25, 2013 12:58:54 PM -0700 Quanah Gibson-Mount qua...@zimbra.com wrote: --On Tuesday, June 25, 2013 12:38 PM -0700 Bill MacAllister w...@stanford.edu wrote: The load starts out at a rate of about 2 M/s. In the past I remember that dropping to something like 900 k/s and

Re: High load times with mdb

2013-06-25 Thread Bill MacAllister
--On Tuesday, June 25, 2013 03:10:17 PM -0700 Howard Chu h...@symas.com wrote: Bill MacAllister wrote: --On Tuesday, June 25, 2013 12:58:54 PM -0700 Quanah Gibson-Mount qua...@zimbra.com wrote: --On Tuesday, June 25, 2013 12:38 PM -0700 Bill MacAllister w...@stanford.edu wrote: The