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From: Xiubo Li <xiubli@redhat.com>
To: Jeff Layton <jlayton@kernel.org>
Cc: idryomov@gmail.com, vshankar@redhat.com, ceph-devel@vger.kernel.org
Subject: Re: [PATCH] ceph: do not truncate pagecache if truncate size doesn't change
Date: Fri, 19 Nov 2021 12:33:50 +0800	[thread overview]
Message-ID: <7e2280b9-c20b-d770-4144-be44a03ec653@redhat.com> (raw)
In-Reply-To: <1a6b7a20-ba30-0b57-3927-2b61ad64be28@redhat.com>

[...]
> 3540 trunc    from 0x789289 to 0xd8b1
> 3542 write    0x8571af thru    0x85e2af    (0x7101 bytes)
> 3543 trunc    from 0x85e2b0 to 0x7dc986
> 3550 read    0x3b37bd thru    0x3b50a8    (0x18ec bytes)
> 3551 mapread    0x686907 thru    0x693eb9    (0xd5b3 bytes)
> READ BAD DATA: offset = 0x686907, size = 0xd5b3, fname = 112.2
> OFFSET    GOOD    BAD    RANGE
> 0x686907    0x0000    0x198f    0x00000
> operation# (mod 256) for the bad data may be 143
> 0x686908    0x0000    0x8fec    0x00001
> operation# (mod 256) for the bad data may be 143
>
> In theory that range should be truncated and zeroed in the first 
> "trunc" from 0x789289 to 0xd8b1 above. From the failure logs, it is 
> the same issue with before in generic/057 test case. But locally I 

s/057/075/


> couldn't reproduce it after I fixing the bug in ceph fsize_support 
> branch.
>
> BTW, could you reproduce this every time ? Or just occasionally ?
>
[...]


  reply	other threads:[~2021-11-19  4:34 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-16  9:20 [PATCH] ceph: do not truncate pagecache if truncate size doesn't change xiubli
2021-11-16 20:06 ` Jeff Layton
2021-11-17  1:21   ` Xiubo Li
2021-11-17 13:28     ` Jeff Layton
2021-11-17 13:40       ` Xiubo Li
2021-11-17 13:50         ` Jeff Layton
2021-11-17 15:06     ` Jeff Layton
2021-11-18  2:38       ` Xiubo Li
2021-11-18 12:19         ` Jeff Layton
2021-11-19  2:20           ` Xiubo Li
2021-11-17  2:47   ` Yan, Zheng
2021-11-17  4:19     ` Xiubo Li
2021-11-17 21:10 ` Jeff Layton
2021-11-18  4:46   ` Xiubo Li
2021-11-18  9:59     ` Xiubo Li
     [not found] ` <09babbaf077a76ace4793f2e6ae6127d2e7d6411.camel@kernel.org>
2021-11-19  4:29   ` Xiubo Li
2021-11-19  4:33     ` Xiubo Li [this message]
2021-11-19 11:59     ` Jeff Layton
2021-11-20  0:58       ` Xiubo Li
2021-11-22 19:10         ` Jeff Layton
2021-11-23  1:00           ` Xiubo Li
2021-11-23  8:06             ` Xiubo Li
2021-11-23  3:11           ` Xiubo Li

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