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Add asserts for lp-optimizer tests, pass ordered from the monitor

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This commit is contained in:
Vitaliy Filippov
2022-01-03 20:37:07 +03:00
parent 9c6168bf17
commit 68b6763ebe
5 changed files with 77 additions and 45 deletions
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mon/test-optimize-simple.js
+32 -8
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@@ -5,21 +5,45 @@ const LPOptimizer = require('./lp-optimizer.js');
async function run()
{
const osd_tree = { a: { 1: 1 }, b: { 2: 1 }, c: { 3: 1 } };
const osd_tree = {
100: { 1: 1 },
200: { 2: 1 },
300: { 3: 1 },
};
let res;
console.log('16 PGs, size=3');
res = await LPOptimizer.optimize_initial({ osd_tree, pg_size: 3, pg_count: 16 });
res = await LPOptimizer.optimize_initial({ osd_tree, pg_size: 3, pg_count: 16, ordered: false });
LPOptimizer.print_change_stats(res, false);
console.log('\nReduce PG size to 2');
res = await LPOptimizer.optimize_change({ prev_pgs: res.int_pgs.map(pg => pg.slice(0, 2)), osd_tree, pg_size: 2 });
assert(res.space == 3, 'Initial distribution');
console.log('\nChange size to 2');
res = await LPOptimizer.optimize_change({ prev_pgs: res.int_pgs, osd_tree, pg_size: 2, ordered: false });
LPOptimizer.print_change_stats(res, false);
assert(res.space >= 3*14/16 && res.osd_differs == 0, 'Redistribution');
console.log('\nRemove OSD 3');
delete osd_tree['c'];
res = await LPOptimizer.optimize_change({ prev_pgs: res.int_pgs, osd_tree, pg_size: 2 });
const no3_tree = { ...osd_tree };
delete no3_tree['300'];
res = await LPOptimizer.optimize_change({ prev_pgs: res.int_pgs, osd_tree: no3_tree, pg_size: 2, ordered: false });
LPOptimizer.print_change_stats(res, false);
assert(res.space == 2, 'Redistribution after OSD removal');
console.log('\n16 PGs, size=3, ordered');
res = await LPOptimizer.optimize_initial({ osd_tree, pg_size: 3, pg_count: 16, ordered: true });
LPOptimizer.print_change_stats(res, false);
assert(res.space == 3, 'Initial distribution');
console.log('\nChange size to 2, ordered');
res = await LPOptimizer.optimize_change({ prev_pgs: res.int_pgs, osd_tree, pg_size: 2, ordered: true });
LPOptimizer.print_change_stats(res, false);
assert(res.space >= 3*14/16 && res.osd_differs < 8, 'Redistribution');
}
function assert(cond, txt)
{
if (!cond)
{
throw new Error((txt||'test')+' failed');
}
}
run().catch(console.error);