From 331702cd951e83e144cc2dd37bbb1c5e8c0dbcad Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C5=81ukasz=20Magiera?= <magik6k@gmail.com>
Date: Fri, 26 Nov 2021 18:49:41 +0100
Subject: [PATCH] Tweak MaxPieceReaderBurnBytes

---
 markets/dagstore/piecereader.go | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/markets/dagstore/piecereader.go b/markets/dagstore/piecereader.go
index 9b09c50cf..2f6f6fef0 100644
--- a/markets/dagstore/piecereader.go
+++ b/markets/dagstore/piecereader.go
@@ -11,9 +11,9 @@ import (
 	"github.com/filecoin-project/go-state-types/abi"
 )
 
-// for small read skips, it's faster to "burn" some bytes than to setup new
-//  sector reader
-var MaxPieceReaderBurnBytes int64 = 512 << 10 // 512k
+// For small read skips, it's faster to "burn" some bytes than to setup new sector reader.
+// Assuming 1ms stream seek latency, and 1G/s stream rate, we're willing to discard up to 1 MiB.
+var MaxPieceReaderBurnBytes int64 = 1 << 20 // 1M
 
 type pieceReader struct {
 	ctx      context.Context