0.00 Jemalloc Un-Abandoned by Meta (engineering.fb.com)
505 points by hahahacorn 1 days ago | 237 comments on HN | Neutral ~lite vlite-1.6
Summary ~lite Technology Infrastructure Neutral
Meta reaffirms commitment to jemalloc for improved performance
EQ 0.00
SO 0.00
TD 0.00
Lite evaluation by llama-4-scout-wai · editorial channel only · no per-section breakdown available
Longitudinal 1013 HN snapshots · 85 evals
+1 0 −1 HN
Audit Trail 105 entries
2026-03-18 07:03 eval_success Lite evaluated: Neutral (0.00) - -
2026-03-18 07:03 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-18 07:03 rater_validation_warn Lite validation warnings for model llama-4-scout-wai: 1W 0R - -
2026-03-18 06:44 eval_success PSQ evaluated: g-PSQ=0.280 (3 dims) - -
2026-03-18 06:44 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-18 06:27 eval_success Lite evaluated: Neutral (0.00) - -
2026-03-18 06:27 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-18 06:27 rater_validation_warn Lite validation warnings for model llama-4-scout-wai: 1W 0R - -
2026-03-18 06:07 eval_success PSQ evaluated: g-PSQ=0.280 (3 dims) - -
2026-03-18 06:07 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-18 05:52 eval_success Lite evaluated: Neutral (0.00) - -
2026-03-18 05:52 rater_validation_warn Lite validation warnings for model llama-4-scout-wai: 1W 0R - -
2026-03-18 05:52 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-18 05:31 eval_success PSQ evaluated: g-PSQ=0.280 (3 dims) - -
2026-03-18 05:31 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-18 05:14 eval_success Lite evaluated: Neutral (0.00) - -
2026-03-18 05:14 rater_validation_warn Lite validation warnings for model llama-4-scout-wai: 1W 0R - -
2026-03-18 05:14 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-18 04:55 eval_success PSQ evaluated: g-PSQ=0.280 (3 dims) - -
2026-03-18 04:55 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-18 04:37 eval_success Lite evaluated: Neutral (0.00) - -
2026-03-18 04:37 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-18 04:37 rater_validation_warn Lite validation warnings for model llama-4-scout-wai: 1W 0R - -
2026-03-18 04:17 eval_success PSQ evaluated: g-PSQ=0.280 (3 dims) - -
2026-03-18 04:17 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-18 04:01 eval_success Lite evaluated: Neutral (0.00) - -
2026-03-18 04:01 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-18 04:01 rater_validation_warn Lite validation warnings for model llama-4-scout-wai: 1W 0R - -
2026-03-18 03:37 eval_success PSQ evaluated: g-PSQ=0.280 (3 dims) - -
2026-03-18 03:37 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-18 03:22 eval_success Lite evaluated: Neutral (0.00) - -
2026-03-18 03:22 rater_validation_warn Lite validation warnings for model llama-4-scout-wai: 1W 0R - -
2026-03-18 03:22 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-18 02:32 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-18 02:08 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-18 00:46 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-18 00:36 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 23:09 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 22:52 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 22:02 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 21:42 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 20:49 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 20:36 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 19:36 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 19:27 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 18:25 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 18:17 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 17:42 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 17:33 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 17:04 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 16:55 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 16:24 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 16:17 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 15:48 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 15:43 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 15:09 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 15:06 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 14:29 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 14:26 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 13:47 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 13:43 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 12:48 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 12:44 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 12:12 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 12:06 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 11:35 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 11:31 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 10:56 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 10:54 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 10:22 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 10:18 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 09:42 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 09:39 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 09:07 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 09:05 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 08:30 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 08:26 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 07:54 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 07:51 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 07:19 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 07:17 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 06:42 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 06:42 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 06:07 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 06:07 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 05:32 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 05:32 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 04:57 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 04:57 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 04:22 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 04:22 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 03:47 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 03:47 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 03:10 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 03:10 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 00:46 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-17 00:45 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-17 00:05 eval Evaluated by llama-3.3-70b-wai-psq: +0.46 (Moderate positive)
2026-03-17 00:01 eval Evaluated by llama-3.3-70b-wai: 0.00 (Neutral)
reasoning
Technical blog post on jemalloc
2026-03-16 23:01 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-16 22:59 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-16 21:37 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive) 0.00
2026-03-16 21:37 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral) 0.00
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion
2026-03-16 20:16 eval Evaluated by llama-4-scout-wai-psq: +0.28 (Mild positive)
2026-03-16 20:16 eval Evaluated by llama-4-scout-wai: 0.00 (Neutral)
reasoning
Technical article about Meta's commitment to jemalloc, no human rights discussion