> On Dec 18, 2018, at 11:02 AM, Trond Myklebust <trondmy@xxxxxxxxxxxxxxx> wrote: > > On Tue, 2018-12-18 at 10:59 -0500, Chuck Lever wrote: >>> On Dec 18, 2018, at 10:55 AM, Trond Myklebust < >>> trondmy@xxxxxxxxxxxxxxx> wrote: >>> >>> On Tue, 2018-12-18 at 09:20 -0500, Scott Mayhew wrote: >>>> I ran Dave's test in a loop over night with these 3 patches on >>>> top of >>>> v4.20-rc7 and didn't see any more of the XPRT_WRITE_SPACE hangs. >>>> >>> >>> Thanks for verifying that! >> >> With these three patches and my RDMA-related disconnect fixes, fio8 >> on krb5i >> now works fine, even though the connect count was 508. No stalls or >> deadlocks. >> >> Tested-by: Chuck Lever <chuck.lever@xxxxxxxxxx> > > Yay! Thanks Chuck. I am highly in favor of fewer thundering herd wake-ups ! ;-) -- Chuck Lever