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SubjectRe: [f2fs-dev] [PATCH v4] f2fs: compress: add compress_inode to cache compressed blockst
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On 2021/4/22 11:59, Jaegeuk Kim wrote:
> On 04/21, Chao Yu wrote:
>> On 2021/3/11 4:52, Jaegeuk Kim wrote:
>>> On 03/09, Chao Yu wrote:
>>>> On 2021/3/9 8:01, Jaegeuk Kim wrote:
>>>>> On 03/05, Chao Yu wrote:
>>>>>> On 2021/3/5 4:20, Jaegeuk Kim wrote:
>>>>>>> On 02/27, Jaegeuk Kim wrote:
>>>>>>>> On 02/04, Chao Yu wrote:
>>>>>>>>> Jaegeuk,
>>>>>>>>>
>>>>>>>>> On 2021/2/2 16:00, Chao Yu wrote:
>>>>>>>>>> - for (i = 0; i < dic->nr_cpages; i++) {
>>>>>>>>>> + for (i = 0; i < cc->nr_cpages; i++) {
>>>>>>>>>> struct page *page = dic->cpages[i];
>>>>>>>>>
>>>>>>>>> por_fsstress still hang in this line?
>>>>>>>>
>>>>>>>> I'm stuck on testing the patches, since the latest kernel is panicking somehow.
>>>>>>>> Let me update later, once I can test a bit. :(
>>>>>>>
>>>>>>> It seems this works without error.
>>>>>>> https://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git/commit/?h=dev&id=4e6e1364dccba80ed44925870b97fbcf989b96c9
>>>>>>
>>>>>> Ah, good news.
>>>>>>
>>>>>> Thanks for helping to test the patch. :)
>>>>>
>>>>> Hmm, I hit this again. Let me check w/o compress_cache back. :(
>>>>
>>>> Oops :(
>>>
>>> Ok, apprantely that panic is caused by compress_cache. The test is running over
>>> 24hours w/o it.
>>
>> Jaegeuk,
>>
>> I'm still struggling troubleshooting this issue.
>>
>> However, I failed again to reproduce this bug, I doubt the reason may be
>> my test script and environment(device type/size) is different from yours.
>> (btw, I used pmem as back-end device, and test w/ all fault injection
>> points and w/o write_io/checkpoint fault injection points)
>>
>> Could you please share me your run.sh script? and test command?
>>
>> And I'd like to ask what's your device type and size?
>
> I'm using qemu with 16GB with this script.
> https://github.com/jaegeuk/xfstests-f2fs/blob/f2fs/run.sh
>
> ./run.sh por_fsstress

Thanks, let me check the difference, and try again.

Thanks,

>
>>
>> Thanks,
>>
>>> .
>>>
> .
>

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