lkml.org 
[lkml]   [2019]   [Jun]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH BUGFIX IMPROVEMENT 0/7] boost throughput with synced I/O, reduce latency and fix a bandwidth bug
From
Date


> Il giorno 24 giu 2019, alle ore 22:15, Srivatsa S. Bhat <srivatsa@csail.mit.edu> ha scritto:
>
> On 6/24/19 12:40 PM, Paolo Valente wrote:
>> Hi Jens,
>> this series, based against for-5.3/block, contains:
>> 1) The improvements to recover the throughput loss reported by
>> Srivatsa [1] (first five patches)
>> 2) A preemption improvement to reduce I/O latency
>> 3) A fix of a subtle bug causing loss of control over I/O bandwidths
>>
>
> Thanks a lot for these patches, Paolo!
>
> Would you mind adding:
>
> Reported-by: Srivatsa S. Bhat (VMware) <srivatsa@csail.mit.edu>
> Tested-by: Srivatsa S. Bhat (VMware) <srivatsa@csail.mit.edu>
>
> to the first 5 patches, as appropriate?
>

With great pleasure! (sorry for adding you only as tester in the
first place)

Thanks,
Paolo

> Thank you!
>
>>
>> [1] https://lkml.org/lkml/2019/5/17/755
>>
>> Paolo Valente (7):
>> block, bfq: reset inject limit when think-time state changes
>> block, bfq: fix rq_in_driver check in bfq_update_inject_limit
>> block, bfq: update base request service times when possible
>> block, bfq: bring forward seek&think time update
>> block, bfq: detect wakers and unconditionally inject their I/O
>> block, bfq: preempt lower-weight or lower-priority queues
>> block, bfq: re-schedule empty queues if they deserve I/O plugging
>>
>> block/bfq-iosched.c | 952 ++++++++++++++++++++++++++++++--------------
>> block/bfq-iosched.h | 25 +-
>> 2 files changed, 686 insertions(+), 291 deletions(-)
>>
>
> Regards,
> Srivatsa
> VMware Photon OS

\
 
 \ /
  Last update: 2019-06-25 07:11    [W:0.058 / U:10.500 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site