On 06/03/09 05:11, Karl Rossing wrote: > Lin, > > It seems that all 56 gnome-settings-daemon seem to an ioctl at the > same time every 5 seconds. That drives the load averages up. > > We currently have 36 gnome-settings-daemon running and it seems to an > ioctl every minute or so. > > I'm not sure that what point you want a pstack done and of which > gnome-settings-daemon process. I don't know which is the best way to know what the highest frequency of ioctl is related. So could you use dtrace aggregations to find out the highest ustack frequency (ustack is a dtrace function).
You are running an old build, why not try the latest one? lin > > Karl > > Lin Ma wrote: >> >> Could you give a ustack? >> >> lin >> >> On 05/02/09 00:40, Karl Rossing wrote: >>> Hi, >>> >>> We Dual Processor Quadcore X4150 with 64GB of ram and 100 sunray >>> users running on solaris express developper edition snv_11. >>> >>> We have noticed that there are 56 gnome-settings-daemon running. >>> Some of them will make about 1000000 calls to ioctl about every 10 >>> seconds. >>> >>> We used topsyscall and topsysproc from the DTrace Toolkit to figure >>> that out. Load averages oscillate between 14 and 26. >>> >>> Could someone shed some light on where else we should look to try to >>> find the culprit? >>> >>> Thanks >>> Karl >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> CONFIDENTIALITY NOTICE: This communication (including all >>> attachments) is >>> confidential and is intended for the use of the named addressee(s) >>> only and >>> may contain information that is private, confidential, privileged, and >>> exempt from disclosure under law. All rights to privilege are >>> expressly >>> claimed and reserved and are not waived. Any use, dissemination, >>> distribution, copying or disclosure of this message and any >>> attachments, in >>> whole or in part, by anyone other than the intended recipient(s) is >>> strictly >>> prohibited. If you have received this communication in error, >>> please notify >>> the sender immediately, delete this communication from all data storage >>> devices and destroy all hard copies. >>> _______________________________________________ >>> desktop-discuss mailing list >>> desktop-discuss at opensolaris.org >> > > > > CONFIDENTIALITY NOTICE: This communication (including all > attachments) is > confidential and is intended for the use of the named addressee(s) > only and > may contain information that is private, confidential, privileged, and > exempt from disclosure under law. All rights to privilege are expressly > claimed and reserved and are not waived. Any use, dissemination, > distribution, copying or disclosure of this message and any > attachments, in > whole or in part, by anyone other than the intended recipient(s) is > strictly > prohibited. If you have received this communication in error, please > notify > the sender immediately, delete this communication from all data storage > devices and destroy all hard copies. > _______________________________________________ > desktop-discuss mailing list > desktop-discuss at opensolaris.org
