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Message-ID: <bug-105121-13602-mlgnznpV7m@https.bugzilla.kernel.org/> Date: Mon, 28 Sep 2015 14:52:14 +0000 From: bugzilla-daemon@...zilla.kernel.org To: linux-ext4@...r.kernel.org Subject: [Bug 105121] lseek(SEEK_DATA) hangs for a long time for sparse files in the page cache https://bugzilla.kernel.org/show_bug.cgi?id=105121 --- Comment #2 from ValdikSS <iam@...dikss.org.ru> --- >Out of curiosity, what was the use case that caused you to notice this? A person was wondering why cat|grep works faster than grep file on usual files and his test case involved creating file with fallocate and cat it before grepping. He was apparently used btrfs and had 2 seconds difference while it hang for me as grep does literally what's in the attached source. -- You are receiving this mail because: You are watching the assignee of the bug. -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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