Linux Scalability Effort - Call on 5/4/01 ------------------------------------------ o Tim Wright - Kernel Summit didn't really meet the goal of getting a defined list of features to go into 2.5, but good interfacing was done MQ Scheduler didn't come up at the summit Tim had to send a reply to Ingo on lkml explaining the realities of enterprise class applications Who do we need to convince? Ans: Alan and Andrea? Have 2 quad (out of 4) ia32 box running, internally bringing up ia64 NUMA on 4 quads Looking at gcc optimizations for kernel JWright: SGI's compilers are open src and look really good for apps (especially HPC), Intel's definately have better optimizations for SPEC, etc HansT: heard HP is looking at gcc optimization project Is lockmeter/kernprof availible for ia64? Ans: yes on oss.sgi.com Dave Olean working on interrupt routing JWright: is irq affinity being looked at as a solution? TWright: will ask. o Steve Carbonari - WebBench up and running on Foster system hung due to net driver problems, TWright: use 3Com 3c509 cards 8 way w/ 16 drives for i/o testing w/ Iometer expecting the io request lock to be hot TWright: a lot of focus on io issues at the summit TWright: at summit, conclusion was devt's have to grow update on SCSI rework still waiting legal apporval to share results, etc