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Issues list

[WIP] rpc: recycle request/response memory across gRPC calls o-perf-efficiency Related to performance efficiency
#137806 opened Dec 20, 2024 by nvanbenschoten • Draft
1
sql: do not re-lookup columns in catalog during execbuilding (0.1% cpu) C-enhancement Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception) o-perf-efficiency Related to performance efficiency T-sql-queries SQL Queries Team
#137796 opened Dec 19, 2024 by mgartner
perf: disabling histogram collection results in 1.2% performance gain on sysbench oltp_read_write (1.2% cpu) A-sql-table-stats Table statistics (and their automatic refresh). C-enhancement Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception) C-performance Perf of queries or internals. Solution not expected to change functional behavior. o-perf-efficiency Related to performance efficiency T-sql-queries SQL Queries Team
#137780 opened Dec 19, 2024 by ajstorm
storage: remove some allocations o-perf-efficiency Related to performance efficiency
#137750 opened Dec 19, 2024 by tbg Loading…
4
stop: grow stacks for async tasks o-perf-efficiency Related to performance efficiency
#137743 opened Dec 19, 2024 by tbg Loading…
4
avoid defers in loops C-enhancement Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception) o-perf-efficiency Related to performance efficiency
#137605 opened Dec 17, 2024 by mgartner
47 tasks
kvserver: turn CmdIDKey into []byte (from string) branch-master Failures and bugs on the master branch. C-performance Perf of queries or internals. Solution not expected to change functional behavior. o-perf-efficiency Related to performance efficiency P-2 Issues/test failures with a fix SLA of 3 months T-kv KV Team
#137560 opened Dec 16, 2024 by tbg
kvcoord: pool BatchTruncationHelper (1.4% allocs) branch-master Failures and bugs on the master branch. C-performance Perf of queries or internals. Solution not expected to change functional behavior. o-perf-efficiency Related to performance efficiency P-2 Issues/test failures with a fix SLA of 3 months
#137557 opened Dec 16, 2024 by tbg
kvserver: reuse memory for roachpb.Key in latches and abort span (>1% allocs on oltp_write_only) branch-master Failures and bugs on the master branch. C-performance Perf of queries or internals. Solution not expected to change functional behavior. o-perf-efficiency Related to performance efficiency P-2 Issues/test failures with a fix SLA of 3 months
#137522 opened Dec 16, 2024 by tbg
colexecdisk: create disk-backed operators lazily in diskSpiller o-perf-efficiency Related to performance efficiency
#137373 opened Dec 13, 2024 by yuzefovich Loading…
1
9
sql: reduce allocations in rowSampler C-performance Perf of queries or internals. Solution not expected to change functional behavior. o-perf-efficiency Related to performance efficiency T-sql-queries SQL Queries Team
#137362 opened Dec 12, 2024 by RaduBerinde
@mgartner
2
sql: disk spiller responsible for 2% allocations in sysbench C-performance Perf of queries or internals. Solution not expected to change functional behavior. o-perf-efficiency Related to performance efficiency T-sql-queries SQL Queries Team
#137323 opened Dec 12, 2024 by RaduBerinde
1
@yuzefovich
1
sql: plan generic lookup joins as scans (~1.25% cpu) C-enhancement Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception) o-perf-efficiency Related to performance efficiency
#137276 opened Dec 11, 2024 by mgartner
@mgartner
rpc: consider adopting drpc (12% improvement on sysbench oltp_read_write) branch-master Failures and bugs on the master branch. C-performance Perf of queries or internals. Solution not expected to change functional behavior. o-perf-efficiency Related to performance efficiency P-2 Issues/test failures with a fix SLA of 3 months
#137252 opened Dec 11, 2024 by tbg
17 tasks
wip: opt: execbuild generic lookup joins as scans o-perf-efficiency Related to performance efficiency
#136938 opened Dec 6, 2024 by mgartner • Draft
2
[prototype] sql: only signal connExecutor on Sync o-perf-efficiency Related to performance efficiency
#136898 opened Dec 6, 2024 by nvanbenschoten • Draft
2
[prototype] sql: eliminate goroutine handoff between pgwire and connExecutor o-perf-efficiency Related to performance efficiency
#136894 opened Dec 6, 2024 by nvanbenschoten • Draft
2
[prototype] server,rpc: host a dRPC server and use it for node-node BatchRequest o-perf-efficiency Related to performance efficiency
#136794 opened Dec 5, 2024 by tbg • Draft
2
optimize value storage in contexts C-performance Perf of queries or internals. Solution not expected to change functional behavior. o-perf-efficiency Related to performance efficiency
#136581 opened Dec 3, 2024 by RaduBerinde
@RaduBerinde
4
perf: measure instructions/cycle under sysbench ref workload branch-master Failures and bugs on the master branch. C-performance Perf of queries or internals. Solution not expected to change functional behavior. o-perf-efficiency Related to performance efficiency P-2 Issues/test failures with a fix SLA of 3 months
#136580 opened Dec 3, 2024 by tbg
rpc: experiment with different codecs (compression algorithms) branch-master Failures and bugs on the master branch. C-performance Perf of queries or internals. Solution not expected to change functional behavior. o-perf-efficiency Related to performance efficiency P-3 Issues/test failures with no fix SLA
#136563 opened Dec 3, 2024 by tbg
perf: disabling split queue gives performance improvement (cpu ~1.2%) A-kv Anything in KV that doesn't belong in a more specific category. C-enhancement Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception) C-performance Perf of queries or internals. Solution not expected to change functional behavior. o-perf-efficiency Related to performance efficiency P-2 Issues/test failures with a fix SLA of 3 months
#136366 opened Nov 28, 2024 by ajstorm
3
perf: flushing SQL stats to disk consumes significant cpu (1.5% cpu) A-sql-observability Related to observability of the SQL layer branch-master Failures and bugs on the master branch. C-bug Code not up to spec/doc, specs & docs deemed correct. Solution expected to change code/behavior. o-perf-efficiency Related to performance efficiency T-observability
#136324 opened Nov 27, 2024 by ajstorm
@xinhaoz
1
DEPS: upgrade grpc to v1.68.0 o-perf-efficiency Related to performance efficiency
#136278 opened Nov 27, 2024 by tbg • Draft
15 of 16 tasks
1
6
opt: reduce overhead of histogram filtering (0% cpu) C-enhancement Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception) o-perf-efficiency Related to performance efficiency O-support Would prevent or help troubleshoot a customer escalation - bugs, missing observability/tooling, docs P-3 Issues/test failures with no fix SLA T-sql-queries SQL Queries Team
#136002 opened Nov 22, 2024 by mgartner
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