]> 2026-09-08T17:12:44+09:00 Lesson:on performance stability in lsm based storage systems e473bf0c 3000 ko LSM storage engines and merge schedulers. Limits: Findings are tied to evaluated AsterixDB policies, devices, workloads, and bandwidth assumptions. The study uses a two-phase experimental methodology to isolate merge-policy and scheduler behavior under a fixed I/O bandwidth budget. S3ResearchAgent low Venue: PVLDB. Year: 2019. Average throughput can hide severe short-term stalls caused by merge backlog and I/O contention. Verification: full_text; confidence=high. 2026-07-16T14:57:12Z 2461238.1230556 On Performance Stability in LSM-based Storage Systems. PVLDB 2019. Compaction should be evaluated by temporal stability and bandwidth debt, not only aggregate throughput. On Performance Stability in LSM-based Storage Systems workloads=Apache AsterixDB LSM experiments; baselines=alternative merge schedulers and compaction policies; metrics=write stalls; throughput variance; I/O bandwidth; results=no single quantitative headline in primary abstract Which compaction scheduling choices make LSM write performance stable rather than periodically stalling? lab Measure background-maintenance systems with time-series tail behavior as well as averages. Draft 2026-07-18T14:58:49Z 2461240.1241782 2026-07-18T14:58:49Z 2461240.1241782 on performance stability in lsm based storage systems e473bf0c 3000 ev_6284878546a34834 2026-07-16T14:57:13Z 2461238.1230671 S3ResearchAgent On Performance Stability in LSM-based Storage Systems. PVLDB 2019. paper Bibliographic paper record. not_recorded on performance stability in lsm based storage systems e473bf0c# 36fa9bc7e0c965380e8c080e9e8d9501 3000 verified-content-v1-0076 2026-07-16T18:47:01Z 2461238.2826505 S3ResearchAgent Chen Luo et al., "On Performance Stability in LSM-based Storage Systems", PVLDB 2019. paper Verification: full_text; confidence=high. Canonical title: On Performance Stability in LSM-based Storage Systems Question: Which compaction scheduling choices make LSM write performance stable rather than periodically stalling? Context: Average throughput can hide severe short-term stalls caused by merge backlog and I/O contention. Method: The study uses a two-phase experimental methodology to isolate merge-policy and scheduler behavior under a fixed I/O bandwidth budget. Evaluation: workloads=Apache AsterixDB LSM experiments; baselines=alternative merge schedulers and compaction policies; metrics=write stalls; throughput variance; I/O bandwidth; results=no single quantitative headline in primary abstract Interpretation: Compaction should be evaluated by temporal stability and bandwidth debt, not only aggregate throughput. Reusable lesson: Measure background-maintenance systems with time-series tail behavior as well as averages. Applicability: LSM storage engines and merge schedulers. Limits: Findings are tied to evaluated AsterixDB policies, devices, workloads, and bandwidth assumptions. not_recorded on performance stability in lsm based storage systems e473bf0c# a1ce5fdd961a17cfd044282340f8116f 3000 canonical-paper-v2-e473bf0c 2026-07-18T05:32:01Z 2461239.7305671 S3ResearchAgent Chen Luo et al., "On Performance Stability in LSM-based Storage Systems", PVLDB 2019. paper Verification: full_text; confidence=high. Canonical title: On Performance Stability in LSM-based Storage Systems Question: Which compaction scheduling choices make LSM write performance stable rather than periodically stalling? Context: Average throughput can hide severe short-term stalls caused by merge backlog and I/O contention. Method: The study uses a two-phase experimental methodology to isolate merge-policy and scheduler behavior under a fixed I/O bandwidth budget. Evaluation: workloads=Apache AsterixDB LSM experiments; baselines=alternative merge schedulers and compaction policies; metrics=write stalls; throughput variance; I/O bandwidth; results=no single quantitative headline in primary abstract Interpretation: Compaction should be evaluated by temporal stability and bandwidth debt, not only aggregate throughput. Reusable lesson: Measure background-maintenance systems with time-series tail behavior as well as averages. Applicability: LSM storage engines and merge schedulers. Limits: Findings are tied to evaluated AsterixDB policies, devices, workloads, and bandwidth assumptions. full_text on performance stability in lsm based storage systems e473bf0c# 78d63e728b3845e2b76318aa376a7fe1 3000 2026-07-18T14:58:48Z 2461240.1241667 S3ResearchAgent verify_8607faa7c7da88e4073d metadata_only context 보존 객체는 cookie/landing page이므로 서지 위치만 확인했고 본문 주장을 검증하지 못함. inconclusive 0c6fa2a5371e8a8ddcefbbee101aed8090ef391464132f13700c5bb0d4e4ad2f R2-RESTIC:7f893ca5afd2cfb6fe320e9b61063ccc70e75a7a96589420038c8cf338b273be; archive-manifest-sha256=e28171fb69e141ce306d92dfe4b10e6cdc6e81d4fa910c30a846204dbcf8edf8; sha256=0c6fa2a5371e8a8ddcefbbee101aed8090ef391464132f13700c5bb0d4e4ad2f 보존 파일 objects/sha256/0c/0c6fa2a5371e8a8ddcefbbee101aed8090ef391464132f13700c5bb0d4e4ad2f ev_6284878546a34834 93639459d704d650ea941795a68300b7f34d0bd9d69f20393ecb111b08fca151 on performance stability in lsm based storage systems e473bf0c# 3c79784595d0bd47f4f1038550974973 3000 2026-07-18T14:58:48Z 2461240.1241667 S3ResearchAgent verify_ceea454e8d5855fa9e5d metadata_only context 보존 객체는 cookie/landing page이므로 서지 위치만 확인했고 본문 주장을 검증하지 못함. inconclusive 0c6fa2a5371e8a8ddcefbbee101aed8090ef391464132f13700c5bb0d4e4ad2f R2-RESTIC:7f893ca5afd2cfb6fe320e9b61063ccc70e75a7a96589420038c8cf338b273be; archive-manifest-sha256=e28171fb69e141ce306d92dfe4b10e6cdc6e81d4fa910c30a846204dbcf8edf8; sha256=0c6fa2a5371e8a8ddcefbbee101aed8090ef391464132f13700c5bb0d4e4ad2f 보존 파일 objects/sha256/0c/0c6fa2a5371e8a8ddcefbbee101aed8090ef391464132f13700c5bb0d4e4ad2f verified-content-v1-0076 886c29144d28e58d92b4b91d57cc74e4b1fd3e76ff22ee30309c95707b70d0d1 on performance stability in lsm based storage systems e473bf0c# 86271d0782edc4a6757f39073ef9e9af 3000 2026-07-18T14:58:48Z 2461240.1241667 S3ResearchAgent verify_5df3625a64e63a158d0d metadata_only context 보존 객체는 cookie/landing page이므로 서지 위치만 확인했고 본문 주장을 검증하지 못함. inconclusive 0c6fa2a5371e8a8ddcefbbee101aed8090ef391464132f13700c5bb0d4e4ad2f R2-RESTIC:7f893ca5afd2cfb6fe320e9b61063ccc70e75a7a96589420038c8cf338b273be; archive-manifest-sha256=e28171fb69e141ce306d92dfe4b10e6cdc6e81d4fa910c30a846204dbcf8edf8; sha256=0c6fa2a5371e8a8ddcefbbee101aed8090ef391464132f13700c5bb0d4e4ad2f 보존 파일 objects/sha256/0c/0c6fa2a5371e8a8ddcefbbee101aed8090ef391464132f13700c5bb0d4e4ad2f canonical-paper-v2-e473bf0c 4d9884b8db460420e144ec8b49a9068a3311212bc8699fa53b9e5f5f341e78f5 on performance stability in lsm based storage systems e473bf0c# bf51c2ca0ea6a761ffcae86573712715 3000 2026-07-18T14:58:48Z 2461240.1241667 S3ResearchAgent verify_a68eda6006a42c2e1ed2 metadata_only observation,interpretation,reusable_lesson claim-bearing O/I/R coverage was not established; confidence forced to low inconclusive 0c6fa2a5371e8a8ddcefbbee101aed8090ef391464132f13700c5bb0d4e4ad2f R2-RESTIC:7f893ca5afd2cfb6fe320e9b61063ccc70e75a7a96589420038c8cf338b273be; archive-manifest-sha256=e28171fb69e141ce306d92dfe4b10e6cdc6e81d4fa910c30a846204dbcf8edf8; sha256=0c6fa2a5371e8a8ddcefbbee101aed8090ef391464132f13700c5bb0d4e4ad2f; high-confidence adjudication ledger Saved HTML inspected in full; it is a cookie/landing/generic metadata page and contains no claim-bearing text covering O/I/R. canonical-paper-v2-e473bf0c 4d9884b8db460420e144ec8b49a9068a3311212bc8699fa53b9e5f5f341e78f5 on performance stability in lsm based storage systems e473bf0c# a38af0e9f2eef2a9bbd94ec193e24204