If I may add to Lao's comments... LaoTsao wrote: > > > Sent from my iPad > Hung-Sheng Tsao ( LaoTsao) Ph.D > > On Mar 9, 2011, at 3:59 PM, [email protected] wrote: > >> All, >> >> We have some experience in LDOMs from the earlier days, but wanted some >> quick tips on the latest release. >> >> Appreciate it if anyone can comment on the following: >> Is it now possible to share memory and CPU across LDOMs or do you still need >> to discretely define which resources are available only to given LDOMs?
> No change CPUs and Memory are still uniquely assigned per LDom but LDoms v2.0 allows dynamic re-allocation of memory - no ldom reboot. So, you can redistribute as needed on the fly. >> >> With early releases, we had significant performance degradation with >> read/write performance overhead using LDOM disks presented via ZFS >> partitions; Thus, in order to have performance acceptable, we had to >> dedicate a disk per LDOM. Have there been any improvements in this area? > Do not think so > You can assign pci end point to ldom so ldom can have direct io >> >> Much appreciated, >> >> Chris... >> _______________________________________________ >> ldoms-discuss mailing list >> [email protected] >> http://mail.opensolaris.org/mailman/listinfo/ldoms-discuss > _______________________________________________ > ldoms-discuss mailing list > [email protected] > http://mail.opensolaris.org/mailman/listinfo/ldoms-discuss > -- Craig Cory Senior Instructor :: ExitCertified : Sun Certified System Administrator : Sun Certified Network Administrator : Sun Certified Security Administrator : Veritas Certified Instructor 8950 Cal Center Drive Bldg 1, Suite 110 Sacramento, California 95826 [e] [email protected] [p] 916.669.3970 [f] 916.669.3977 +-------------------------------------------------------------------------+ ExitCertified :: Excellence in IT Certified Education Certified training with Oracle, Sun Microsystems, Apple, Symantec, IBM, Red Hat, MySQL, Hitachi Storage, SpringSource and VMWare. 1.800.803.EXIT (3948) | www.ExitCertified.com +-------------------------------------------------------------------------+ _______________________________________________ ldoms-discuss mailing list [email protected] http://mail.opensolaris.org/mailman/listinfo/ldoms-discuss
