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rgw,rgw_sal_motr, motr_gc: [F-81B] Support Async Delete for Simple Objects #364

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merged 10 commits into from
Aug 16, 2022
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rgw,rgw_sal_motr, motr_gc: [F-81B] Support Async Delete for Simple Objects #364

merged 10 commits into from
Aug 16, 2022

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@sumedhak27 sumedhak27 commented Jul 26, 2022 •
edited by sachinpunadikar
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Merge Motr_GC branch into main

Signed-off-by: Sumedh A. Kulkarni sumedh.a.kulkarni@seagate.com

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@sumedhak27 sumedhak27 marked this pull request as draft July 26, 2022 05:44
@sumedhak27 sumedhak27 force-pushed the Motr_GC branch 2 times, most recently from cd34def to d65d6d2 Compare July 26, 2022 06:34
@jjxsg jjxsg changed the title [WIP] rgw_sal_motr, motr_gc: [F-81B] support Async Delete for simple objs [WIP] rgw_sal_motr, motr_gc: [F-81B] Support Async Delete for Simple Objects Jul 27, 2022
sumedhak27 and others added 5 commits August 9, 2022 12:19
@sumedhak27
rgw_sal_motr, motr_gc: [CORTX-33148] add MotrGC, MotrGC::GCWorker inf…
6d617b1 
…ra code (#356)

* rgw_sal_motr, motr_gc: [CORTX-33148] add MotrGC, MotrGC::GCWorker infra code

Behaviour
- With Garbage Collector enabled, MotrGC will have GC indexes & GC worker threads.
- GC worker threads will run for the configured max processing time and then
   will wait for the configured time between two consecutive runs.

Additions/Changes
- Add the Garbage Collector infrastructure to support the start & stop of worker threads.
  - MotrGC class with the interfaces to initialize(), start(), stop() and finalize().
  - GCWorker class with entry() and stop() methods.
- Refactor Initialization of MotrStore
  - add setter methods to configure MotrStore
 - add initialize() method to call initialization of all the other components
   eg. MetadataCache, GC, (in future LC, QuotaHandler), etc.

Signed-off-by: Sumedh Anantrao Kulkarni <sumedh.a.kulkarni@seagate.com>
@jjxsg @sumedhak27
rgw: [CORTX-33179] GC Metadata Implementation (#363)
d92ac63 
Implement GC metadata structure & corresponding functions

Added motr_gc_obj_info structure to hold gc metadata for an object marked for deletion.
Added logic for creating GC indices based on config parameters.

Signed-off-by: Jeet Jain <jeet.jain@seagate.com>
@sumedhak27
GC thread processing logic (#371)
e1243de 
The GC thread will aquire GC index and process the object entries for
deletion either upto the count governed by "rgw_gc_max_trim_chunk" or
time allowed by "rgw_gc_processor_max_time".

Signed-off-by: Sachin Punadikar <sachin.punadikar@seagate.com>
@sumedhak27 @DPG17
motr_sync: [CORTX-33691] Define and implement rgw_motr synchronization (
3149cac 
#373)

* rgw_sal_motr: [CORTX-33691] Defines abstract synchronization primitives
and implements it for Motr GC across multiple RGW instances.

Signed-off-by: Dattaprasad Govekar <dattaprasad.govekar@seagate.com>

* motr_sync_impl: [CORTX-33691] update lock() & remove_lock() methods

Update and refactor the MotrLock::lock() and MotrKVLockProvider::remove_lock()
methods.

Signed-off-by: Sumedh Anantrao Kulkarni <sumedh.a.kulkarni@seagate.com>

Co-authored-by: Dattaprasad Govekar <dattaprasad.govekar@seagate.com>
@sumedhak27
rgw_sal_motr, motr_gc: [CORTX-32689] Implement MotrGC::enqueue() (#379)
238130f 
* rgw_sal_motr, motr_gc: [CORTX-32689] Implement MotrGC::enqueue()

* Push {0_ObjTag: motr_gc_obj_info} and {1_ExpiryTime: motr_gc_obj_info}
  entry to the gc queues, i.e. motr dix.
* Call gc->enqueue() method on simple object delete request without
  actually deleting the obj.

Signed-off-by: Sumedh Anantrao Kulkarni <sumedh.a.kulkarni@seagate.com>

* motr_gc: [CORTX-32689] Implement MotrGC::list() function

MotrGC::list() goes through every gc queue and lists the adds the
pending delete requests in resultant vector.
Interface to list objs using admin tool or rest api's is yet
to be developed.

Signed-off-by: Sumedh Anantrao Kulkarni <sumedh.a.kulkarni@seagate.com>
DPG17 and others added 4 commits August 10, 2022 12:23
@DPG17 @sumedhak27 @jjxsg
motr_sync: [CORTX-33853] Support race coditions during lock acquisiti…
b90b65c 
…on. (#385)

* rgw_sal_motr, motr_gc: [CORTX-33148] add MotrGC, MotrGC::GCWorker infra code (#356)

* rgw_sal_motr, motr_gc: [CORTX-33148] add MotrGC, MotrGC::GCWorker infra code

Behaviour
- With Garbage Collector enabled, MotrGC will have GC indexes & GC worker threads.
- GC worker threads will run for the configured max processing time and then
   will wait for the configured time between two consecutive runs.

Additions/Changes
- Add the Garbage Collector infrastructure to support the start & stop of worker threads.
  - MotrGC class with the interfaces to initialize(), start(), stop() and finalize().
  - GCWorker class with entry() and stop() methods.
- Refactor Initialization of MotrStore
  - add setter methods to configure MotrStore
 - add initialize() method to call initialization of all the other components
   eg. MetadataCache, GC, (in future LC, QuotaHandler), etc.

Signed-off-by: Sumedh Anantrao Kulkarni <sumedh.a.kulkarni@seagate.com>

* rgw: [CORTX-33179] GC Metadata Implementation (#363)

Implement GC metadata structure & corresponding functions

Added motr_gc_obj_info structure to hold gc metadata for an object marked for deletion.
Added logic for creating GC indices based on config parameters.

Signed-off-by: Jeet Jain <jeet.jain@seagate.com>

* GC thread processing logic (#371)

The GC thread will aquire GC index and process the object entries for
deletion either upto the count governed by "rgw_gc_max_trim_chunk" or
time allowed by "rgw_gc_processor_max_time".

Signed-off-by: Sachin Punadikar <sachin.punadikar@seagate.com>

* motr_sync: [CORTX-33691] Define and implement rgw_motr synchronization (#373)

* rgw_sal_motr: [CORTX-33691] Defines abstract synchronization primitives
and implements it for Motr GC across multiple RGW instances.

Signed-off-by: Dattaprasad Govekar <dattaprasad.govekar@seagate.com>

* motr_sync_impl: [CORTX-33691] update lock() & remove_lock() methods

Update and refactor the MotrLock::lock() and MotrKVLockProvider::remove_lock()
methods.

Signed-off-by: Sumedh Anantrao Kulkarni <sumedh.a.kulkarni@seagate.com>

Co-authored-by: Dattaprasad Govekar <dattaprasad.govekar@seagate.com>

* rgw_sal_motr, motr_gc: [CORTX-32689] Implement MotrGC::enqueue() (#379)

* rgw_sal_motr, motr_gc: [CORTX-32689] Implement MotrGC::enqueue()

* Push {0_ObjTag: motr_gc_obj_info} and {1_ExpiryTime: motr_gc_obj_info}
  entry to the gc queues, i.e. motr dix.
* Call gc->enqueue() method on simple object delete request without
  actually deleting the obj.

Signed-off-by: Sumedh Anantrao Kulkarni <sumedh.a.kulkarni@seagate.com>

* motr_gc: [CORTX-32689] Implement MotrGC::list() function

MotrGC::list() goes through every gc queue and lists the adds the
pending delete requests in resultant vector.
Interface to list objs using admin tool or rest api's is yet
to be developed.

Signed-off-by: Sumedh Anantrao Kulkarni <sumedh.a.kulkarni@seagate.com>

* motr_sync: [CORTX-33853] Support race coditions during lock acquisition.

Changed lock() implementation to avoid multiple KV operations, thereby
reducing the effect of race during lock() call by caller.

Signed-off-by: Dattaprasad Govekar <dattaprasad.govekar@seagate.com>

* motr_sync: [CORTX-33853] Support race coditions during lock acquisition.

- Changed lock() implementation to avoid multiple KV operations, thereby
reducing the effect of race during lock() call by caller.
- Added check_lock() to reconfirm the lock by caller.

Signed-off-by: Dattaprasad Govekar <dattaprasad.govekar@seagate.com>

Co-authored-by: Sumedh Anantrao Kulkarni <sumedh.a.kulkarni@seagate.com>
Co-authored-by: Jeet Jain <jeet.jain@seagate.com>
Co-authored-by: Sachin Punadikar <sachin.punadikar@seagate.com>
@jjxsg
rgw: [CORTX-32688] Enable GC for MOTR (#381)
e5f5fd7 
Implementation of MOTR GC consumer module. The following parameters are honoured 
with GC initialization and processing. 
```
rgw_enable_gc_threads
rgw_gc_max_objs
rgw_gc_obj_min_wait
rgw_gc_processor_max_time
rgw_gc_processor_period
rgw_gc_max_concurrent_io
rgw_gc_max_trim_chunk
```
The following CLI command is also enabled for listing objects in GC queue (for dev testing):
```
bin/radosgw-admin gc list --no-mon-config
```

Signed-off-by: Jeet Jain <jeet.jain@seagate.com>
@DPG17
rgw_sal_motr, motr_gc: [CORTX-32689] Integrate locking mechanism with…
eb0414a 
… Motr GC (#389)

- Integrate locking code changes in GC worker thread

Signed-off-by: Dattaprasad Govekar <dattaprasad.govekar@seagate.com>
@DPG17
motr_gc: [CORTX-32689] Validate GC for simple object delete API (#393)
9155311 
- Fix issues in locking mechanism.

Signed-off-by: Dattaprasad Govekar <dattaprasad.govekar@seagate.com>

Signed-off-by: Dattaprasad Govekar <dattaprasad.govekar@seagate.com>
@sachinpunadikar sachinpunadikar changed the title [WIP] rgw_sal_motr, motr_gc: [F-81B] Support Async Delete for Simple Objects rgw,rgw_sal_motr, motr_gc: [F-81B] Support Async Delete for Simple Objects Aug 16, 2022
@sachinpunadikar sachinpunadikar marked this pull request as ready for review August 16, 2022 16:01
sachinpunadikar
sachinpunadikar approved these changes Aug 16, 2022
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+1

@sachinpunadikar sachinpunadikar merged commit 59e076d into main Aug 16, 2022
@sachinpunadikar sachinpunadikar deleted the Motr_GC branch August 22, 2022 05:59
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@shraddhaghatol shraddhaghatol shraddhaghatol approved these changes

@DPG17 DPG17 DPG17 approved these changes

@sachinpunadikar sachinpunadikar sachinpunadikar approved these changes

@bkirunge7 bkirunge7 Awaiting requested review from bkirunge7

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@sumedhak27 @sachinpunadikar @DPG17 @shraddhaghatol @jjxsg