Re: [perf-discuss] Re: umem performance on sol9

2006-02-17 Thread Bryan Cantrill
On Fri, Feb 17, 2006 at 10:42:40PM -0800, Konstantin K wrote: > both mtmalloc and umem have more or less equal debugging abilities. No, they don't -- libumem has much (much!) richer debugging facilities. Just take a look at the output of "::dmods -l libumem.so.1" when running MDB on a process lin

[perf-discuss] Re: umem performance on sol9

2006-02-17 Thread Konstantin K
both mtmalloc and umem have more or less equal debugging abilities. both mtmalloc and umem are MT optimized allocators. difference is that with mtmalloc much more memory consumed. This message posted from opensolaris.org ___ perf-discuss mailing list per

[perf-discuss] Re: umem performance on sol9

2006-02-17 Thread Konstantin K
Thank you for your feedback, Ill check this option out, however, I guess possible side effect is higher memory consumption? what is the default setting for sbrk_pagesize? currently process is 4-6gb and 18gb free ram, so I guess we are safe in any case, but better to be prepared (its production,