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From: Martin Steigerwald <martin@lichtvoll.de>
To: linux-btrfs@vger.kernel.org, Qu Wenruo <wqu@suse.com>
Subject: Re: [PATCH RFC 0/4] btrfs: scrub: make sctx->stripes[] a ring buffer
Date: Wed, 19 Jul 2023 08:44:08 +0200	[thread overview]
Message-ID: <3191260.5fSG56mABF@lichtvoll.de> (raw)
In-Reply-To: <2250219.iZASKD2KPV@lichtvoll.de>

Martin Steigerwald - 19.07.23, 08:34:51 CEST:
> Qu Wenruo - 19.07.23, 07:30:22 CEST:
> > This is the attempt to increase the queue depth of the scrub
> > behavior.
[…]
> > Thus this patch is mostly sent asking for better ideas.
> 
> Hmm, another approach would be to revert the patches that introduced
> the performance regression. It would release the pressure to find a
> fix soon. Then you'd have all the time to have another go at
> improving scrubbing. At least the issue at hand seems to be tricky.
> 
> What you think?

Sorry, missed that you posted another patch later. So just ignore this 
idea.

Thanks,
-- 
Martin



      reply	other threads:[~2023-07-19  6:44 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-19  5:30 [PATCH RFC 0/4] btrfs: scrub: make sctx->stripes[] a ring buffer Qu Wenruo
2023-07-19  5:30 ` [PATCH RFC 1/4] btrfs: scrub: move write back of repaired sectors into scrub_stripe_read_repair_worker() Qu Wenruo
2023-07-19  5:30 ` [PATCH RFC 2/4] btrfs: scrub: don't go ordered workqueue for dev-replace Qu Wenruo
2023-07-19  5:30 ` [PATCH RFC 3/4] btrfs: scrub: use btrfs workqueue to synchronize the write back " Qu Wenruo
2023-07-19  5:30 ` [PATCH RFC 4/4] btrfs: scrub: make sctx->stripes[] array work as a ring buffer Qu Wenruo
2023-07-28  3:15   ` kernel test robot
2023-07-19  6:34 ` [PATCH RFC 0/4] btrfs: scrub: make sctx->stripes[] " Martin Steigerwald
2023-07-19  6:44   ` Martin Steigerwald [this message]

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