Re: [PATCH V7 00/13] blk-mq/scsi: tracking device queue depth via sbitmap

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Jan 29, 2021 at 01:02:12PM -0500, Martin K. Petersen wrote:
> 
> Ming,
> 
> > The last four patches changes SCSI for switching to track device queue
> > depth via sbitmap.
> >
> > The patchset have been tested by Broadcom, and obvious performance boost
> > can be observed on megaraid_sas.
> 
> This series deadlocks SCSI scanning for me on every system I have in my
> test setup (mpt2sas, mpt3sas, megaraid_sas, qla2xxx, lpfc).

Martin, thanks for your test.

BTW, which tree are you based for applying this patchset?

I apply the patchset against for-5.12/block, and run it on kvm with
'megasas' device(LSI MegaRAID SAS 1078), looks it works well, and not
see the hang issue.


Thanks,
Ming




[Index of Archives]     [Linux RAID]     [Linux SCSI]     [Linux ATA RAID]     [IDE]     [Linux Wireless]     [Linux Kernel]     [ATH6KL]     [Linux Bluetooth]     [Linux Netdev]     [Kernel Newbies]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Device Mapper]

  Powered by Linux