Bug #23960: mds: scrub on fresh file system fails - CephFS - Ceph

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Bug #23960

closed

mds: scrub on fresh file system fails

Added by Patrick Donnelly almost 6 years ago. Updated almost 6 years ago.

Status:

Resolved

Priority:

Urgent

Assignee:

Patrick Donnelly

Category:

fsck/damage handling

Target version:

Ceph - v13.0.0

% Done:

Source:

Development

Tags:

Backport:

luminous

Regression:

Severity:

3 - minor

Reviewed:

Affected Versions:

ceph-qa-suite:

Component(FS):

MDS

Labels (FS):

Pull request ID:

Crash signature (v1):

Crash signature (v2):

Description

In a fresh vstart cluster:

$ bin/ceph daemon mds.b scrub_path / force
*** DEVELOPER MODE: setting PATH, PYTHONPATH and LD_LIBRARY_PATH ***
{
    "performed_validation": true,
    "passed_validation": false,
    "backtrace": {
        "checked": true,
        "passed": false,
        "read_ret_val": -61,
        "ondisk_value": "(-1)0x0:[]//",
        "memoryvalue": "(2)0x1:[]//",
        "error_str": "failed to read off disk; see retval" 
    },
    "raw_stats": {
        "checked": true,
        "passed": true,
        "read_ret_val": 0,
        "ondisk_value.dirstat": "f()",
        "ondisk_value.rstat": "n(v0 1=0+1)",
        "memory_value.dirrstat": "f()",
        "memory_value.rstat": "n(v0 1=0+1)",
        "error_str": "" 
    },
    "return_code": -61
}
pdonnell@senta02 ~/ceph/build$ bin/ceph daemon mds.b flush journal
*** DEVELOPER MODE: setting PATH, PYTHONPATH and LD_LIBRARY_PATH ***
{
    "message": "",
    "return_code": 0
}
pdonnell@senta02 ~/ceph/build$ bin/ceph daemon mds.b scrub_path / force
*** DEVELOPER MODE: setting PATH, PYTHONPATH and LD_LIBRARY_PATH ***
{
    "performed_validation": true,
    "passed_validation": false,
    "backtrace": {
        "checked": true,
        "passed": false,
        "read_ret_val": -61,
        "ondisk_value": "(-1)0x0:[]//",
        "memoryvalue": "(2)0x1:[]//",
        "error_str": "failed to read off disk; see retval" 
    },
    "raw_stats": {
        "checked": true,
        "passed": true,
        "read_ret_val": 0,
        "ondisk_value.dirstat": "f()",
        "ondisk_value.rstat": "n(v0 1=0+1)",
        "memory_value.dirrstat": "f()",
        "memory_value.rstat": "n(v0 1=0+1)",
        "error_str": "" 
    },
    "return_code": -61
}

After starting a client and only after creating a sub-dir:

pdonnell@senta02 ~/ceph/build$ bin/ceph daemon mds.b flush journal
*** DEVELOPER MODE: setting PATH, PYTHONPATH and LD_LIBRARY_PATH ***
{
    "message": "",
    "return_code": 0
}
pdonnell@senta02 ~/ceph/build$ bin/ceph daemon mds.b scrub_path / force
*** DEVELOPER MODE: setting PATH, PYTHONPATH and LD_LIBRARY_PATH ***
{
    "performed_validation": true,
    "passed_validation": true,
    "backtrace": {
        "checked": true,
        "passed": true,
        "read_ret_val": 0,
        "ondisk_value": "(2)0x1:[]//",
        "memoryvalue": "(2)0x1:[]//",
        "error_str": "" 
    },
    "raw_stats": {
        "checked": true,
        "passed": true,
        "read_ret_val": 0,
        "ondisk_value.dirstat": "f(v0 m2018-05-01 18:21:09.467047 1=0+1)",
        "ondisk_value.rstat": "n(v0 1=0+1)",
        "memory_value.dirrstat": "f(v0 m2018-05-01 18:21:09.467047 1=0+1)",
        "memory_value.rstat": "n(v0 1=0+1)",
        "error_str": "" 
    },
    "return_code": 0
}

Related issues 1 (0 open — 1 closed)