Comparison: JetStream Object Store

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d335fdfb-9f51-493b-819e-45350d64e718 main
https://github.com/nats-io/nats-server.git
(c16afd1db4006237eb156ccaa77117f1ecd1835a)		 BenchmarkJetStreamObjStore/.*,R=3/.* 5 x 3s go version go1.26.3 linux/amd64
(/usr/local/go1.26.3/bin/go)		 dev (?)
gauge-go-bench-away
Linux_6.18.5+deb14-amd64-x86_64		 Submitted by at 2026-06-16 05:58:33 +0000 UTC
9c7b0ea9-ada2-4773-89a3-a334d854bb2b v2.14.1
https://github.com/nats-io/nats-server.git
(fb32a3531f11a1c36b6e43ec5d7d341fc14f053e)		 BenchmarkJetStreamObjStore/.*,R=3/.* 5 x 3s go version go1.26.3 linux/amd64
(/usr/local/go1.26.3/bin/go)		 dev (?)
gauge-go-bench-away
Linux_6.18.5+deb14-amd64-x86_64		 Submitted by at 2026-05-28 10:01:53 +0000 UTC

Read-only Throughput (get/s)

Error bars represent 90% confidence interval, benchmarks filter: '.*R=3/workload=readOnly'

Show results table
main v2.14.1 Δ%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=Memory,minObjSz=1024b,maxObjSz=102400b-16 1.98k ± 0.04k 2.00k ± 0.03k +1.0%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=Memory,minObjSz=102400b,maxObjSz=1048576b-16 887 ± 7 889 ± 6 Inconclusive
JetStreamObjStore/N=3,R=3/workload=readOnly/K=1000,storage=Memory,minObjSz=10240b,maxObjSz=102400b-16 1.92k ± 0.03k 1.94k ± 0.00k +0.9%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=File,minObjSz=1024b,maxObjSz=102400b-16 1.94k ± 0.01k 1.95k ± 0.01k +0.7%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=1000,storage=File,minObjSz=10240b,maxObjSz=1048576b-16 341 ± 11 343 ± 7 Inconclusive
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=File,minObjSz=102400b,maxObjSz=1048576b-16 716 ± 11 730 ± 8 +2.0%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=File,minObjSz=1048576b,maxObjSz=10485760b-16 112 ± 1 113 ± 1 +1.1%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=10,storage=File,minObjSz=10485760b,maxObjSz=104857600b-16 15.4 ± 0.2 15.6 ± 0.3 Inconclusive

Read-only Throughput (bytes/s)

Error bars represent 90% confidence interval, benchmarks filter: '.*R=3/workload=readOnly'

Show results table
main v2.14.1 Δ%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=Memory,minObjSz=1024b,maxObjSz=102400b-16 102MB/s ± 2MB/s 103MB/s ± 2MB/s +1.1%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=Memory,minObjSz=102400b,maxObjSz=1048576b-16 510MB/s ± 4MB/s 512MB/s ± 3MB/s Inconclusive
JetStreamObjStore/N=3,R=3/workload=readOnly/K=1000,storage=Memory,minObjSz=10240b,maxObjSz=102400b-16 108MB/s ± 2MB/s 109MB/s ± 0MB/s +0.9%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=File,minObjSz=1024b,maxObjSz=102400b-16 100MB/s ± 1MB/s 101MB/s ± 1MB/s +0.7%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=1000,storage=File,minObjSz=10240b,maxObjSz=1048576b-16 180MB/s ± 6MB/s 182MB/s ± 4MB/s Inconclusive
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=File,minObjSz=102400b,maxObjSz=1048576b-16 412MB/s ± 7MB/s 420MB/s ± 5MB/s +2.0%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=File,minObjSz=1048576b,maxObjSz=10485760b-16 643MB/s ± 4MB/s 650MB/s ± 8MB/s +1.1%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=10,storage=File,minObjSz=10485760b,maxObjSz=104857600b-16 888MB/s ± 14MB/s 897MB/s ± 17MB/s Inconclusive

Write-only Throughput (put/s)

Error bars represent 90% confidence interval, benchmarks filter: '.*R=3/workload=writeOnly'

Show results table
main v2.14.1 Δ%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=Memory,minObjSz=1024b,maxObjSz=102400b-16 1.95k ± 0.01k 1.97k ± 0.01k +1.2%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=Memory,minObjSz=102400b,maxObjSz=1048576b-16 700 ± 2 718 ± 3 +2.6%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=1000,storage=Memory,minObjSz=10240b,maxObjSz=102400b-16 1.77k ± 0.01k 1.95k ± 0.01k +9.5%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=File,minObjSz=1024b,maxObjSz=102400b-16 1.78k ± 0.00k 1.79k ± 0.01k +0.6%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=1000,storage=File,minObjSz=10240b,maxObjSz=1048576b-16 226 ± 1 230 ± 2 +1.7%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=File,minObjSz=102400b,maxObjSz=1048576b-16 528 ± 5 535 ± 3 +1.3%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=File,minObjSz=1048576b,maxObjSz=10485760b-16 59.6 ± 0.3 60.3 ± 0.2 +1.3%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=10,storage=File,minObjSz=10485760b,maxObjSz=104857600b-16 7.60 ± 0.20 7.65 ± 0.20 Inconclusive

Write-only Throughput (bytes/s)

Error bars represent 90% confidence interval, benchmarks filter: '.*R=3/workload=writeOnly'

Show results table
main v2.14.1 Δ%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=Memory,minObjSz=1024b,maxObjSz=102400b-16 101MB/s ± 0MB/s 102MB/s ± 0MB/s +1.2%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=Memory,minObjSz=102400b,maxObjSz=1048576b-16 403MB/s ± 1MB/s 413MB/s ± 2MB/s +2.6%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=1000,storage=Memory,minObjSz=10240b,maxObjSz=102400b-16 100MB/s ± 1MB/s 110MB/s ± 0MB/s +9.9%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=File,minObjSz=1024b,maxObjSz=102400b-16 92.1MB/s ± 0.1MB/s 92.7MB/s ± 0.6MB/s +0.6%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=1000,storage=File,minObjSz=10240b,maxObjSz=1048576b-16 120MB/s ± 1MB/s 122MB/s ± 1MB/s +1.7%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=File,minObjSz=102400b,maxObjSz=1048576b-16 304MB/s ± 3MB/s 308MB/s ± 2MB/s +1.4%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=File,minObjSz=1048576b,maxObjSz=10485760b-16 343MB/s ± 2MB/s 348MB/s ± 1MB/s +1.3%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=10,storage=File,minObjSz=10485760b,maxObjSz=104857600b-16 438MB/s ± 11MB/s 441MB/s ± 12MB/s Inconclusive

Mixed (read & writes) workload throughput (ops/s)

Error bars represent 90% confidence interval, benchmarks filter: '.*R=3/workload=[0-9.]+'

Show results table
main v2.14.1 Δ%
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=Memory,minObjSz=1024b,maxObjSz=102400b-16 1.89k ± 0.01k 1.90k ± 0.01k +0.8%
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=Memory,minObjSz=102400b,maxObjSz=1048576b-16 806 ± 2 810 ± 8 Inconclusive
JetStreamObjStore/N=3,R=3/workload=0.8/K=1000,storage=Memory,minObjSz=10240b,maxObjSz=102400b-16 1.82k ± 0.01k 1.86k ± 0.01k +2.3%
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=File,minObjSz=1024b,maxObjSz=102400b-16 1.82k ± 0.02k 1.83k ± 0.01k +0.8%
JetStreamObjStore/N=3,R=3/workload=0.8/K=1000,storage=File,minObjSz=10240b,maxObjSz=1048576b-16 313 ± 8 315 ± 5 Inconclusive
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=File,minObjSz=102400b,maxObjSz=1048576b-16 700 ± 7 703 ± 3 Inconclusive
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=File,minObjSz=1048576b,maxObjSz=10485760b-16 92.5 ± 0.9 93.6 ± 0.4 +1.3%
JetStreamObjStore/N=3,R=3/workload=0.8/K=10,storage=File,minObjSz=10485760b,maxObjSz=104857600b-16 11.3 ± 0.1 11.3 ± 0.2 Inconclusive

Mixed (read & writes) workload throughput (bytes/s)

Error bars represent 90% confidence interval, benchmarks filter: '.*R=3/workload=[0-9.]+'

Show results table
main v2.14.1 Δ%
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=Memory,minObjSz=1024b,maxObjSz=102400b-16 97.5MB/s ± 0.5MB/s 98.3MB/s ± 0.4MB/s +0.8%
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=Memory,minObjSz=102400b,maxObjSz=1048576b-16 464MB/s ± 1MB/s 466MB/s ± 4MB/s Inconclusive
JetStreamObjStore/N=3,R=3/workload=0.8/K=1000,storage=Memory,minObjSz=10240b,maxObjSz=102400b-16 102MB/s ± 1MB/s 105MB/s ± 0MB/s +2.3%
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=File,minObjSz=1024b,maxObjSz=102400b-16 94.0MB/s ± 0.8MB/s 94.8MB/s ± 0.6MB/s +0.8%
JetStreamObjStore/N=3,R=3/workload=0.8/K=1000,storage=File,minObjSz=10240b,maxObjSz=1048576b-16 166MB/s ± 4MB/s 167MB/s ± 3MB/s Inconclusive
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=File,minObjSz=102400b,maxObjSz=1048576b-16 403MB/s ± 4MB/s 405MB/s ± 2MB/s Inconclusive
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=File,minObjSz=1048576b,maxObjSz=10485760b-16 533MB/s ± 5MB/s 540MB/s ± 2MB/s +1.3%
JetStreamObjStore/N=3,R=3/workload=0.8/K=10,storage=File,minObjSz=10485760b,maxObjSz=104857600b-16 651MB/s ± 8MB/s 654MB/s ± 9MB/s Inconclusive

File store throughput (bytes/s)

Error bars represent 90% confidence interval, benchmarks filter: '.*R=3/.*storage=File'

Show results table
main v2.14.1 Δ%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=File,minObjSz=1024b,maxObjSz=102400b-16 100MB/s ± 1MB/s 101MB/s ± 1MB/s +0.7%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=1000,storage=File,minObjSz=10240b,maxObjSz=1048576b-16 180MB/s ± 6MB/s 182MB/s ± 4MB/s Inconclusive
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=File,minObjSz=102400b,maxObjSz=1048576b-16 412MB/s ± 7MB/s 420MB/s ± 5MB/s +2.0%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=File,minObjSz=1048576b,maxObjSz=10485760b-16 643MB/s ± 4MB/s 650MB/s ± 8MB/s +1.1%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=10,storage=File,minObjSz=10485760b,maxObjSz=104857600b-16 888MB/s ± 14MB/s 897MB/s ± 17MB/s Inconclusive
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=File,minObjSz=1024b,maxObjSz=102400b-16 92.1MB/s ± 0.1MB/s 92.7MB/s ± 0.6MB/s +0.6%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=1000,storage=File,minObjSz=10240b,maxObjSz=1048576b-16 120MB/s ± 1MB/s 122MB/s ± 1MB/s +1.7%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=File,minObjSz=102400b,maxObjSz=1048576b-16 304MB/s ± 3MB/s 308MB/s ± 2MB/s +1.4%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=File,minObjSz=1048576b,maxObjSz=10485760b-16 343MB/s ± 2MB/s 348MB/s ± 1MB/s +1.3%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=10,storage=File,minObjSz=10485760b,maxObjSz=104857600b-16 438MB/s ± 11MB/s 441MB/s ± 12MB/s Inconclusive
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=File,minObjSz=1024b,maxObjSz=102400b-16 94.0MB/s ± 0.8MB/s 94.8MB/s ± 0.6MB/s +0.8%
JetStreamObjStore/N=3,R=3/workload=0.8/K=1000,storage=File,minObjSz=10240b,maxObjSz=1048576b-16 166MB/s ± 4MB/s 167MB/s ± 3MB/s Inconclusive
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=File,minObjSz=102400b,maxObjSz=1048576b-16 403MB/s ± 4MB/s 405MB/s ± 2MB/s Inconclusive
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=File,minObjSz=1048576b,maxObjSz=10485760b-16 533MB/s ± 5MB/s 540MB/s ± 2MB/s +1.3%
JetStreamObjStore/N=3,R=3/workload=0.8/K=10,storage=File,minObjSz=10485760b,maxObjSz=104857600b-16 651MB/s ± 8MB/s 654MB/s ± 9MB/s Inconclusive

Memory store throughput (bytes/s)

Error bars represent 90% confidence interval, benchmarks filter: '.*R=3/.*storage=Memory'

Show results table
main v2.14.1 Δ%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=Memory,minObjSz=1024b,maxObjSz=102400b-16 102MB/s ± 2MB/s 103MB/s ± 2MB/s +1.1%
JetStreamObjStore/N=3,R=3/workload=readOnly/K=100,storage=Memory,minObjSz=102400b,maxObjSz=1048576b-16 510MB/s ± 4MB/s 512MB/s ± 3MB/s Inconclusive
JetStreamObjStore/N=3,R=3/workload=readOnly/K=1000,storage=Memory,minObjSz=10240b,maxObjSz=102400b-16 108MB/s ± 2MB/s 109MB/s ± 0MB/s +0.9%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=Memory,minObjSz=1024b,maxObjSz=102400b-16 101MB/s ± 0MB/s 102MB/s ± 0MB/s +1.2%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=100,storage=Memory,minObjSz=102400b,maxObjSz=1048576b-16 403MB/s ± 1MB/s 413MB/s ± 2MB/s +2.6%
JetStreamObjStore/N=3,R=3/workload=writeOnly/K=1000,storage=Memory,minObjSz=10240b,maxObjSz=102400b-16 100MB/s ± 1MB/s 110MB/s ± 0MB/s +9.9%
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=Memory,minObjSz=1024b,maxObjSz=102400b-16 97.5MB/s ± 0.5MB/s 98.3MB/s ± 0.4MB/s +0.8%
JetStreamObjStore/N=3,R=3/workload=0.8/K=100,storage=Memory,minObjSz=102400b,maxObjSz=1048576b-16 464MB/s ± 1MB/s 466MB/s ± 4MB/s Inconclusive
JetStreamObjStore/N=3,R=3/workload=0.8/K=1000,storage=Memory,minObjSz=10240b,maxObjSz=102400b-16 102MB/s ± 1MB/s 105MB/s ± 0MB/s +2.3%