Harshad Shirwadkar

dblp:304/2750 · DBLP profile ↗
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2ranked-venue papers
1as first author
2since 2021 · last 2024
—ORCID · none

Domains — the database's venue-derived domains; a paper can count in several

Systems, architecture and hardware · 1 · 1 first-author · 1 since 2021Software engineering, systems software and programming languages · 1 · 1 since 2021

Expertise — from the expertise taxonomy: the topics of the expert's papers under the CCF categories. A weight counts papers with recency: 1 for a paper about the topic, 0.3 when the topic is its context, halved every five years.

Computer architecture, parallel and distributed computing, and storage systems
2 papers
Storage systems · 70% Memory systems · 30%

Topics — the 7 heaviest of 7, each with the papers that count most for it

TopicWeightPapersLastEvidence papers
Storage systems
file systems
0.812024
FastCommit: resource-efficient, performant and cost-effective file system journaling · USENIX ATC 2024
Storage systems › file systems
journaling file system
0.812024
FastCommit: resource-efficient, performant and cost-effective file system journaling · USENIX ATC 2024
Memory systems › memory management › virtual memory
huge pages
0.512021
WineFS: a hugepage-aware file system for persistent memory that ages gracefully · SOSP 2021
Storage systems › file systems › file system design
persistent memory file system
0.512021
WineFS: a hugepage-aware file system for persistent memory that ages gracefully · SOSP 2021
Memory systems › memory management
virtual memory
0.512021
WineFS: a hugepage-aware file system for persistent memory that ages gracefully · SOSP 2021
Storage systems
crash consistency
0.212024
FastCommit: resource-efficient, performant and cost-effective file system journaling · USENIX ATC 2024
Storage systems › file systems › file system performance
file system aging
0.112021
WineFS: a hugepage-aware file system for persistent memory that ages gracefully · SOSP 2021

Methods — techniques the papers use, named apart from their topics

journaling · 0.8commit optimization · 0.8
YearPublicationVenuePosition
2024 FastCommit: resource-efficient, performant and cost-effective file system journaling
Harshad Shirwadkar, Saurabh Kadekodi, Theodore Y. Ts'o
USENIX ATC1
2021 WineFS: a hugepage-aware file system for persistent memory that ages gracefully
abstract
Modern persistent-memory (PM) file systems perform well in benchmark settings, when the file system is freshly created and empty. But after being aged by usage, as will be the normal mode in practice, their memory-mapped performance degrades significantly. This paper shows that the cause is their inability to use 2MB hugepages to map files when aged, having to use 4KB pages instead and suffering many extra page faults and TLB misses as a result.
Rohan Kadekodi, Saurabh Kadekodi, Soujanya Ponnapalli, Harshad Shirwadkar, Gregory R. Ganger, Aasheesh Kolli, Vijay Chidambaram
SOSP4