| 301 | struct block_activity { |
| 302 | std::vector<uint256> reads; |
| 303 | block_activity(uint32_t n_insert, Cache& c) : reads() |
| 304 | { |
| 305 | std::vector<uint256> inserts; |
| 306 | inserts.resize(n_insert); |
| 307 | reads.reserve(n_insert / 2); |
| 308 | for (uint32_t i = 0; i < n_insert; ++i) { |
| 309 | uint32_t* ptr = (uint32_t*)inserts[i].begin(); |
| 310 | for (uint8_t j = 0; j < 8; ++j) |
| 311 | *(ptr++) = InsecureRand32(); |
| 312 | } |
| 313 | for (uint32_t i = 0; i < n_insert / 4; ++i) |
| 314 | reads.push_back(inserts[i]); |
| 315 | for (uint32_t i = n_insert - (n_insert / 4); i < n_insert; ++i) |
| 316 | reads.push_back(inserts[i]); |
| 317 | for (const auto& h : inserts) |
| 318 | c.insert(h); |
| 319 | } |
| 320 | }; |
| 321 | |
| 322 | const uint32_t BLOCK_SIZE = 1000; |