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20 Commits (blocking-uring-test)

Author SHA1 Message Date
Vitaliy Filippov d4fd9d982a Implement read-modify-write calculation and extract it into a separate file 2020-02-23 02:11:43 +03:00
Vitaliy Filippov ffe073473a Remove hardcode of the EC(2+1) scheme, now it supports EC(k+1), fix some bugs 2020-02-13 19:13:17 +03:00
Vitaliy Filippov b7ccd63104 Return version number from reads 2020-02-12 12:30:50 +03:00
Vitaliy Filippov ec50957c41 WIP primary OSD read 2020-01-30 22:06:46 +03:00
Vitaliy Filippov 1e286eed08 Wait for writes to complete before issuing an fsync in blockstore_sync 
Also fix a dormant bug (OP_SYNC could clear unsynced_*_writes and not be added into syncs_in_progress)
 2020-01-29 16:42:40 +03:00
Vitaliy Filippov 2b09710d6f Implement blockstore rollback operation 
Rollback operation is required for the primary OSD to kill unstable
object versions in OSD peers so they don't occupy journal space
 2020-01-24 20:18:14 +03:00
Vitaliy Filippov 98efdb78bd Extract object state calculation to a separate file and slightly test it 2020-01-24 12:56:51 +03:00
Vitaliy Filippov 8c05ee252c Test object list sorting, begin peering code 2020-01-21 22:33:02 +03:00
Vitaliy Filippov d0ab2a20b2 Make fsync flags separate for data, metadata and journal 2020-01-17 13:41:37 +03:00
Vitaliy Filippov 43f6cfeb73 Extract alignments to options 2020-01-16 00:54:25 +03:00
Vitaliy Filippov a3d3949dce Do not overwrite same journal sector multiple times 
It doesn't reduce actual WA, but it reduces tail latency (Q=32, 10% / 50% / 90% / 99% / 99.95%):
- write: 766us/979us/1090us/1303us/1729us vs 1074us/1450us/2212us/3261us/4113us
- sync: 701us/881us/1188us/1762us/2540us vs 269us/955us/1663us/2638us/4146us
 2020-01-15 02:53:01 +03:00
Vitaliy Filippov cf819eb442 Implement sparse block bitmap to avoid zero-fill 2020-01-12 02:55:32 +03:00
Vitaliy Filippov 4b05bde3a2 Block writes earlier than sync/stabilize would be blocked, too 2020-01-10 20:05:17 +03:00
Vitaliy Filippov b3f2102f33 Add queue stall tracking 2020-01-10 01:23:46 +03:00
Vitaliy Filippov ba23824561 Allow to disable zero fill 2020-01-06 21:02:15 +03:00
Vitaliy Filippov bf3eecc159 Extract 512 to constants 2020-01-06 14:11:47 +03:00
Vitaliy Filippov e88ad3f2ff Implement object list operation in blockstore 2019-12-19 20:50:20 +03:00
Vitaliy Filippov 19abe6227e Fix submission ring overflow & ring_data_t reuse conflicts 2019-12-17 11:26:17 +03:00
Vitaliy Filippov 71635f2327 Use std::hash<object_id> instead of oid_hash 2019-12-15 14:57:18 +03:00
Vitaliy Filippov a7e74670a5 Split blockstore implementation and interface header 2019-12-15 14:57:18 +03:00