Slow OPS

[Glen Baars <glen@xxxxxxxxxxxxxxxxxxxxxx>]

Hello Ceph Users,

 

Does anyone know what the flag point ‘Started’ is? Is that ceph osd daemon waiting on the disk subsystem?

 

Ceph 13.2.4 on centos 7.5

 

            "description": "osd_op(client.1411875.0:422573570 5.18ds0 5:b1ed18e5:::rbd_data.6.cf7f46b8b4567.000000000046e41a:head [read

1703936~16384] snapc 0=[] ondisk+read+known_if_redirected e30622)",

            "initiated_at": "2019-03-21 01:04:40.598438",

            "age": 11.340626,

            "duration": 11.342846,

            "type_data": {

                "flag_point": "started",

                "client_info": {

                    "client": "client.1411875",

                    "client_addr": "10.4.37.45:0/627562602",

                    "tid": 422573570

                },

                "events": [

                    {

                        "time": "2019-03-21 01:04:40.598438",

                        "event": "initiated"

                    },

                    {

                        "time": "2019-03-21 01:04:40.598438",

                        "event": "header_read"

                    },

                    {

                        "time": "2019-03-21 01:04:40.598439",

                        "event": "throttled"

                    },

                    {

                        "time": "2019-03-21 01:04:40.598450",

                        "event": "all_read"

                    },

                    {

                        "time": "2019-03-21 01:04:40.598499",

                        "event": "dispatched"

                    },

                    {

                        "time": "2019-03-21 01:04:40.598504",

                        "event": "queued_for_pg"

                    },

                    {

                        "time": "2019-03-21 01:04:40.598883",

                        "event": "reached_pg"

                    },

                    {

                        "time": "2019-03-21 01:04:40.598905",

                        "event": "started"

                    }

                ]

            }

        }

    ],

 

Glen

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