* Ingo Molnar <[EMAIL PROTECTED]> wrote: > could you check the -41-23 -RT kernel at the usual place: > > http://redhat.com/~mingo/realtime-preempt/ > > i've added Trond's radix lookup code, plus the lockbreaker patch. > > (one thing that is not covered yet is nfs_scan_list() - that still scans > a list. Trond, is that fixable too?)
ok, find a new latency trace attached (1.6 msecs). I generated write
loads, and the nfs_scan_list_dirty() latency is gone and indeed
nfs_scan_list() generates the worst latency - while processing 8535
pages in one critical section.
Ingo
nfs-1682us-latency.bz2
Description: BZip2 compressed data
