Vitaliy Filippov
95ebfad283
Final name is Vitastor
2020-08-03 23:50:59 +03:00
Vitaliy Filippov
6022f28dc9
Add pseudo-random PG generation
2020-07-07 23:13:07 +03:00
Vitaliy Filippov
9d10a4d057
Support arbitrary pg_size in LPOptimizer
2020-07-05 20:28:05 +03:00
Vitaliy Filippov
a7929931eb
Implement PG epochs to prevent the "version split"
...
The "version split" is when:
- A block is written to 1 OSD out of 3, all of them die
- OSDs 2 and 3 come up, the same block is written to both of them
- The remaining OSD comes up. Now all 3 OSDs have the same version of the same object,
but with different data.
2020-07-04 00:55:27 +03:00
Vitaliy Filippov
fac75b0b57
Handle reweights in mon
2020-05-22 12:52:27 +03:00
Vitaliy Filippov
f57731f8ca
Calculate total stats in the monitor
2020-05-15 01:37:17 +03:00
Vitaliy Filippov
2c3e84cc41
Implement stop_all_pgs()
2020-05-15 01:37:17 +03:00
Vitaliy Filippov
7bda66b866
Do not crash when optimising PGs in an undersized cluster
2020-05-15 01:29:15 +03:00
Vitaliy Filippov
b467d0559f
Begin node.js storage monitor service
2020-05-15 01:29:15 +03:00
Vitaliy Filippov
47b6f64106
Support level names
2020-05-11 15:57:21 +03:00
Vitaliy Filippov
2b854948f9
Remove dead code
2020-05-09 16:15:02 +03:00
Vitaliy Filippov
c26b6e1fc3
Support CRUSH-like multi-level placement trees
2020-05-09 00:55:24 +03:00
Vitaliy Filippov
aaa054e644
Fix optimize_change generating infeasible problems
...
Mainly happened when removing PG combinations (removing OSDs)
Also randomize OSD combinations when there's a lot of them
Also remove Perl version
2020-05-08 16:42:40 +03:00
Vitaliy Filippov
706a44d4d4
Fix optimize_initial in both perl and js versions
2020-05-06 23:12:03 +03:00
Vitaliy Filippov
842f88f94f
Rewrite LPOptimizer.pm to nodejs
2020-05-06 02:08:15 +03:00
Vitaliy Filippov
ddc3e927d3
Solve it in integers
2020-03-20 13:58:54 +03:00
Vitaliy Filippov
2aa605f2bb
Do not check
2020-03-20 13:38:35 +03:00
Vitaliy Filippov
18915b264a
Extract to .pm + fix all_combinations
2020-03-19 21:35:47 +03:00
Vitaliy Filippov
60f795e7eb
Add lp_solve based data distribution optimizer
2020-03-19 17:23:24 +03:00