Gael wrote: > On 11/9/07, Jerry Jelinek <[EMAIL PROTECTED]> wrote: >> Gael wrote: >>> I had the bad surprise to find a production zone impacting a whole frame >>> this morning... visibly the third party application running in it as >> root >>> (no comments) generated so many processes that the whole frame was >>> generating a lot of cannot fork errors... impacting the other zones and >> the >>> GZ ... The LWPs are limited to 500 in that zone (frame is a E2900 with >> 12 >>> cpus), but troubleshooting showed that the defunct process didn't get >>> attached to LWPs and therefore didn't hit the wall ... Is there any plan >> to >>> allow some kind of limiting processes thru the GZ (the application >> running >>> as root, I do not know how to project it) ? >>> <rctl name="zone.max-lwps"> >>> <rctl-value priv="privileged" limit="500" action="deny"/> >>> </rctl> >>> >>> This is a scaring issue ... >> Do you have FSS configured as the default scheduling class on >> the system? By itself the max-lwps rctl cannot control this >> situation but when used in conjunction with FSS things should >> be fine. Except for rare cases I would say that you should always >> be using FSS when you are using zones and sharing all of the >> system resources amongst the zones. If you are using pools >> instead then that recommendation wouldn't apply. >> >> Jerry >> > > I'm using FSS as much as possible and positively in that one case, pools are > only used when we need to mask the real amount of cpus to applications > using commands like psrinfo or else to determine how many cpus are present > in the system.
Since you are using FSS it sounds like you might be hitting the issue discussed on the following thread: http://www.opensolaris.org/jive/thread.jspa?threadID=41108&tstart=60 Jerry _______________________________________________ zones-discuss mailing list zones-discuss@opensolaris.org