Reduce instance size of Identifier

[rbuckton]

Testing a much smaller change than #52170.

[rbuckton]

@typescript-bot perf test

[typescript-bot]

Heya @rbuckton, I've started to run the perf test suite on this PR at bb5edf1. You can monitor the build here.

Update: The results are in!

[typescript-bot]

@rbuckton
The results of the perf run you requested are in!

Here they are:

Compiler

Comparison Report - main..52175

Metric	main	52175	Delta	Best	Worst
Angular - node (v18.10.0, x64)
Memory used	372,650k (± 0.01%)	382,421k (± 0.01%)	+9,771k (+ 2.62%)	382,353k	382,505k
Parse Time	3.94s (± 0.68%)	3.99s (± 0.86%)	+0.05s (+ 1.27%)	3.94s	4.04s
Bind Time	1.20s (± 0.73%)	1.21s (± 0.85%)	+0.01s (+ 1.10%)	1.20s	1.23s
Check Time	8.60s (± 0.76%)	8.62s (± 0.34%)	+0.02s (+ 0.18%)	8.59s	8.66s
Emit Time	7.53s (± 0.94%)	7.54s (± 0.36%)	+0.00s (+ 0.06%)	7.48s	7.56s
Total Time	21.27s (± 0.56%)	21.35s (± 0.27%)	+0.08s (+ 0.36%)	21.27s	21.43s
Compiler-Unions - node (v18.10.0, x64)
Memory used	198,370k (± 0.03%)	205,458k (± 1.43%)	+7,089k (+ 3.57%)	203,499k	209,363k
Parse Time	1.64s (± 1.25%)	1.68s (± 1.04%)	+0.04s (+ 2.29%)	1.65s	1.69s
Bind Time	0.79s (± 0.69%)	0.79s (± 0.64%)	+0.00s (+ 0.59%)	0.79s	0.80s
Check Time	9.41s (± 0.88%)	9.59s (± 0.37%)	+0.18s (+ 1.93%)	9.54s	9.64s
Emit Time	2.78s (± 1.57%)	2.78s (± 1.22%)	-0.00s (- 0.08%)	2.73s	2.83s
Total Time	14.62s (± 0.47%)	14.84s (± 0.46%)	+0.22s (+ 1.51%)	14.75s	14.92s
Monaco - node (v18.10.0, x64)
Memory used	354,100k (± 0.01%)	362,933k (± 0.01%)	+8,833k (+ 2.49%)	362,879k	362,986k
Parse Time	2.93s (± 0.81%)	3.00s (± 0.97%)	+0.07s (+ 2.40%)	2.96s	3.04s
Bind Time	1.04s (± 1.11%)	1.05s (± 1.16%)	+0.02s (+ 1.51%)	1.04s	1.07s
Check Time	7.21s (± 0.39%)	7.21s (± 0.24%)	-0.00s (- 0.05%)	7.19s	7.24s
Emit Time	4.27s (± 0.60%)	4.29s (± 0.77%)	+0.02s (+ 0.53%)	4.24s	4.34s
Total Time	15.44s (± 0.32%)	15.55s (± 0.33%)	+0.11s (+ 0.69%)	15.49s	15.63s
TFS - node (v18.10.0, x64)
Memory used	310,027k (± 0.00%)	318,901k (± 0.01%)	+8,874k (+ 2.86%)	318,879k	318,932k
Parse Time	2.27s (± 0.48%)	2.46s (± 1.67%)	+0.20s (+ 8.68%)	2.41s	2.52s
Bind Time	1.16s (± 1.28%)	0.99s (± 1.37%)	🟩-0.17s (-14.63%)	0.98s	1.02s
Check Time	6.82s (± 0.55%)	6.81s (± 0.62%)	-0.01s (- 0.14%)	6.74s	6.87s
Emit Time	3.93s (± 0.91%)	3.96s (± 0.87%)	+0.03s (+ 0.69%)	3.91s	4.00s
Total Time	14.19s (± 0.52%)	14.22s (± 0.54%)	+0.04s (+ 0.28%)	14.12s	14.34s
material-ui - node (v18.10.0, x64)
Memory used	485,241k (± 0.01%)	491,718k (± 0.02%)	+6,477k (+ 1.33%)	491,663k	491,892k
Parse Time	3.53s (± 0.24%)	3.57s (± 0.61%)	+0.04s (+ 1.11%)	3.55s	3.60s
Bind Time	0.96s (± 0.21%)	0.97s (± 1.37%)	+0.02s (+ 1.84%)	0.96s	0.99s
Check Time	16.89s (± 0.45%)	17.03s (± 1.65%)	+0.15s (+ 0.86%)	16.80s	17.57s
Emit Time	0.00s (± 0.00%)	0.00s (± 0.00%)	0.00s ( NaN%)	0.00s	0.00s
Total Time	21.38s (± 0.36%)	21.58s (± 1.33%)	+0.21s (+ 0.96%)	21.36s	22.13s
xstate - node (v18.10.0, x64)
Memory used	570,291k (± 0.02%)	586,399k (± 0.02%)	+16,108k (+ 2.82%)	586,251k	586,576k
Parse Time	4.41s (± 0.72%)	4.65s (± 2.13%)	+0.24s (+ 5.33%)	4.49s	4.75s
Bind Time	1.70s (± 0.97%)	1.53s (± 5.30%)	🟩-0.17s (- 9.85%)	1.44s	1.63s
Check Time	2.60s (± 1.19%)	2.58s (± 0.58%)	-0.01s (- 0.48%)	2.56s	2.60s
Emit Time	0.08s (± 0.23%)	0.08s (± 0.18%)	+0.00s (+ 0.03%)	0.08s	0.08s
Total Time	8.79s (± 0.53%)	8.85s (± 0.37%)	+0.06s (+ 0.67%)	8.80s	8.90s
Angular - node (v16.17.1, x64)
Memory used	372,020k (± 0.01%)	381,792k (± 0.01%)	+9,773k (+ 2.63%)	381,768k	381,838k
Parse Time	4.13s (± 0.41%)	4.18s (± 0.22%)	+0.06s (+ 1.38%)	4.17s	4.19s
Bind Time	1.26s (± 1.06%)	1.26s (± 0.66%)	+0.00s (+ 0.27%)	1.25s	1.28s
Check Time	9.31s (± 0.28%)	9.28s (± 0.36%)	-0.03s (- 0.31%)	9.24s	9.34s
Emit Time	7.97s (± 0.23%)	7.99s (± 0.42%)	+0.02s (+ 0.28%)	7.94s	8.03s
Total Time	22.67s (± 0.20%)	22.72s (± 0.21%)	+0.05s (+ 0.23%)	22.67s	22.78s
Compiler-Unions - node (v16.17.1, x64)
Memory used	199,986k (± 0.03%)	205,248k (± 0.05%)	+5,261k (+ 2.63%)	205,177k	205,460k
Parse Time	1.79s (± 1.77%)	1.84s (± 0.90%)	+0.05s (+ 2.80%)	1.81s	1.85s
Bind Time	0.84s (± 0.86%)	0.84s (± 0.37%)	+0.00s (+ 0.20%)	0.84s	0.84s
Check Time	10.04s (± 0.54%)	10.05s (± 0.38%)	+0.01s (+ 0.05%)	10.00s	10.11s
Emit Time	3.00s (± 1.15%)	2.99s (± 0.66%)	-0.01s (- 0.25%)	2.96s	3.02s
Total Time	15.66s (± 0.70%)	15.72s (± 0.34%)	+0.05s (+ 0.34%)	15.68s	15.82s
Monaco - node (v16.17.1, x64)
Memory used	353,429k (± 0.01%)	362,255k (± 0.01%)	+8,826k (+ 2.50%)	362,215k	362,321k
Parse Time	3.16s (± 0.66%)	3.20s (± 0.99%)	+0.03s (+ 1.06%)	3.17s	3.24s
Bind Time	1.12s (± 0.95%)	1.13s (± 0.84%)	+0.01s (+ 1.16%)	1.12s	1.14s
Check Time	7.83s (± 0.36%)	7.89s (± 0.38%)	+0.05s (+ 0.69%)	7.85s	7.94s
Emit Time	4.50s (± 0.32%)	4.50s (± 0.20%)	+0.00s (+ 0.01%)	4.49s	4.51s
Total Time	16.62s (± 0.25%)	16.72s (± 0.22%)	+0.10s (+ 0.61%)	16.67s	16.76s
TFS - node (v16.17.1, x64)
Memory used	309,369k (± 0.00%)	318,248k (± 0.00%)	+8,879k (+ 2.87%)	318,225k	318,261k
Parse Time	2.63s (± 0.89%)	2.71s (± 0.60%)	+0.08s (+ 3.07%)	2.68s	2.73s
Bind Time	1.05s (± 0.85%)	1.05s (± 0.85%)	+0.00s (+ 0.19%)	1.04s	1.07s
Check Time	7.42s (± 0.97%)	7.41s (± 0.44%)	-0.01s (- 0.08%)	7.37s	7.44s
Emit Time	4.25s (± 1.43%)	4.24s (± 0.59%)	-0.01s (- 0.28%)	4.20s	4.27s
Total Time	15.35s (± 0.94%)	15.41s (± 0.45%)	+0.07s (+ 0.42%)	15.34s	15.53s
material-ui - node (v16.17.1, x64)
Memory used	484,511k (± 0.01%)	491,050k (± 0.02%)	+6,539k (+ 1.35%)	490,983k	491,182k
Parse Time	3.67s (± 0.34%)	3.73s (± 0.29%)	+0.06s (+ 1.67%)	3.71s	3.74s
Bind Time	1.02s (± 0.98%)	1.01s (± 0.70%)	-0.01s (- 0.98%)	1.00s	1.02s
Check Time	17.88s (± 0.74%)	17.83s (± 0.13%)	-0.05s (- 0.30%)	17.79s	17.86s
Emit Time	0.00s (± 0.00%)	0.00s (± 0.00%)	0.00s ( NaN%)	0.00s	0.00s
Total Time	22.57s (± 0.56%)	22.57s (± 0.10%)	-0.00s (- 0.01%)	22.54s	22.59s
xstate - node (v16.17.1, x64)
Memory used	567,872k (± 0.02%)	583,975k (± 0.01%)	+16,102k (+ 2.84%)	583,899k	584,090k
Parse Time	4.74s (± 0.30%)	4.89s (± 1.11%)	+0.15s (+ 3.22%)	4.82s	4.97s
Bind Time	1.65s (± 0.52%)	1.54s (± 3.43%)	🟩-0.11s (- 6.56%)	1.49s	1.62s
Check Time	2.83s (± 0.38%)	2.83s (± 0.32%)	+0.00s (+ 0.01%)	2.82s	2.84s
Emit Time	0.09s (± 0.18%)	0.09s (± 0.24%)	+0.00s (+ 0.07%)	0.09s	0.09s
Total Time	9.32s (± 0.28%)	9.36s (± 0.47%)	+0.04s (+ 0.46%)	9.31s	9.43s
Angular - node (v14.15.1, x64)
Memory used	365,688k (± 0.01%)	375,447k (± 0.01%)	+9,760k (+ 2.67%)	375,420k	375,483k
Parse Time	4.16s (± 0.53%)	4.21s (± 0.59%)	+0.05s (+ 1.19%)	4.18s	4.25s
Bind Time	1.30s (± 0.77%)	1.30s (± 1.42%)	-0.00s (- 0.19%)	1.27s	1.32s
Check Time	9.68s (± 0.36%)	9.61s (± 0.25%)	-0.07s (- 0.72%)	9.59s	9.66s
Emit Time	8.22s (± 1.08%)	8.19s (± 0.43%)	-0.02s (- 0.26%)	8.13s	8.22s
Total Time	23.35s (± 0.57%)	23.31s (± 0.27%)	-0.05s (- 0.20%)	23.21s	23.37s
Compiler-Unions - node (v14.15.1, x64)
Memory used	195,180k (± 0.01%)	200,420k (± 0.02%)	+5,240k (+ 2.68%)	200,375k	200,482k
Parse Time	1.85s (± 0.37%)	1.87s (± 0.14%)	+0.03s (+ 1.39%)	1.87s	1.88s
Bind Time	0.87s (± 0.45%)	0.88s (± 0.48%)	+0.01s (+ 0.90%)	0.87s	0.88s
Check Time	10.13s (± 0.66%)	10.19s (± 0.67%)	+0.06s (+ 0.59%)	10.09s	10.26s
Emit Time	3.14s (± 0.83%)	3.13s (± 0.51%)	-0.01s (- 0.34%)	3.11s	3.15s
Total Time	15.99s (± 0.35%)	16.07s (± 0.53%)	+0.08s (+ 0.51%)	15.96s	16.15s
Monaco - node (v14.15.1, x64)
Memory used	348,250k (± 0.00%)	357,098k (± 0.01%)	+8,848k (+ 2.54%)	357,062k	357,133k
Parse Time	3.22s (± 1.09%)	3.31s (± 1.12%)	+0.09s (+ 2.82%)	3.24s	3.35s
Bind Time	1.12s (± 0.58%)	1.13s (± 0.76%)	+0.01s (+ 1.12%)	1.12s	1.14s
Check Time	8.16s (± 0.51%)	8.12s (± 0.42%)	-0.04s (- 0.53%)	8.09s	8.18s
Emit Time	4.70s (± 0.44%)	4.71s (± 0.37%)	+0.02s (+ 0.32%)	4.69s	4.74s
Total Time	17.20s (± 0.41%)	17.28s (± 0.36%)	+0.08s (+ 0.46%)	17.18s	17.36s
TFS - node (v14.15.1, x64)
Memory used	304,285k (± 0.00%)	313,196k (± 0.01%)	+8,911k (+ 2.93%)	313,181k	313,219k
Parse Time	2.71s (± 1.44%)	2.79s (± 0.87%)	+0.08s (+ 2.83%)	2.76s	2.82s
Bind Time	1.08s (± 0.43%)	1.11s (± 1.37%)	+0.03s (+ 2.69%)	1.09s	1.13s
Check Time	7.73s (± 0.45%)	7.70s (± 0.39%)	-0.03s (- 0.34%)	7.68s	7.75s
Emit Time	4.63s (± 0.65%)	4.62s (± 1.86%)	-0.01s (- 0.12%)	4.52s	4.73s
Total Time	16.15s (± 0.56%)	16.22s (± 0.65%)	+0.07s (+ 0.42%)	16.09s	16.36s
material-ui - node (v14.15.1, x64)
Memory used	479,979k (± 0.00%)	486,517k (± 0.00%)	+6,538k (+ 1.36%)	486,497k	486,550k
Parse Time	3.90s (± 0.68%)	3.94s (± 0.63%)	+0.04s (+ 1.13%)	3.91s	3.98s
Bind Time	1.05s (± 0.40%)	1.04s (± 0.89%)	-0.00s (- 0.41%)	1.04s	1.06s
Check Time	18.87s (± 0.37%)	18.92s (± 0.42%)	+0.05s (+ 0.24%)	18.79s	19.01s
Emit Time	0.00s (± 0.00%)	0.00s (± 0.00%)	0.00s ( NaN%)	0.00s	0.00s
Total Time	23.82s (± 0.42%)	23.91s (± 0.40%)	+0.09s (+ 0.37%)	23.78s	24.03s
xstate - node (v14.15.1, x64)
Memory used	556,211k (± 0.01%)	572,430k (± 0.00%)	+16,219k (+ 2.92%)	572,400k	572,443k
Parse Time	5.11s (± 0.58%)	5.18s (± 0.46%)	+0.06s (+ 1.27%)	5.14s	5.21s
Bind Time	1.58s (± 0.57%)	1.59s (± 0.51%)	+0.01s (+ 0.63%)	1.58s	1.60s
Check Time	2.99s (± 0.43%)	3.00s (± 0.74%)	+0.01s (+ 0.28%)	2.97s	3.03s
Emit Time	0.10s (± 0.16%)	0.10s (± 0.16%)	+0.00s (+ 0.00%)	0.10s	0.10s
Total Time	9.78s (± 0.47%)	9.87s (± 0.17%)	+0.08s (+ 0.87%)	9.85s	9.89s

System

Machine Name	ts-ci-ubuntu
Platform	linux 5.4.0-135-generic
Architecture	x64
Available Memory	16 GB
Available Memory	15 GB
CPUs	4 × Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz

Hosts

• node (v18.10.0, x64)
• node (v16.17.1, x64)
• node (v14.15.1, x64)

Scenarios

• Angular - node (v18.10.0, x64)
• Angular - node (v16.17.1, x64)
• Angular - node (v14.15.1, x64)
• Compiler-Unions - node (v18.10.0, x64)
• Compiler-Unions - node (v16.17.1, x64)
• Compiler-Unions - node (v14.15.1, x64)
• Monaco - node (v18.10.0, x64)
• Monaco - node (v16.17.1, x64)
• Monaco - node (v14.15.1, x64)
• TFS - node (v18.10.0, x64)
• TFS - node (v16.17.1, x64)
• TFS - node (v14.15.1, x64)
• material-ui - node (v18.10.0, x64)
• material-ui - node (v16.17.1, x64)
• material-ui - node (v14.15.1, x64)
• xstate - node (v18.10.0, x64)
• xstate - node (v16.17.1, x64)
• xstate - node (v14.15.1, x64)

Benchmark	Name	Iterations
Current	52175	6
Baseline	main	6

TSServer

Comparison Report - main..52175

Metric	main	52175	Delta	Best	Worst
Compiler-UnionsTSServer - node (v18.10.0, x64)
Req 1 - updateOpen	2,570ms (± 1.01%)	2,549ms (± 1.76%)	-20ms (- 0.79%)	2,475ms	2,597ms
Req 2 - geterr	5,334ms (± 1.05%)	5,355ms (± 0.74%)	+21ms (+ 0.39%)	5,311ms	5,414ms
Req 3 - references	374ms (± 1.13%)	374ms (± 2.27%)	+0ms (+ 0.12%)	368ms	390ms
Req 4 - navto	278ms (± 0.85%)	284ms (± 2.75%)	+6ms (+ 2.12%)	277ms	297ms
Req 5 - completionInfo count	1,356 (± 0.00%)	1,356 (± 0.00%)	0 ( 0.00%)	1,356	1,356
Req 5 - completionInfo	307ms (± 1.38%)	304ms (± 1.93%)	-4ms (- 1.14%)	294ms	310ms
CompilerTSServer - node (v18.10.0, x64)
Req 1 - updateOpen	2,784ms (± 0.81%)	2,787ms (± 0.74%)	+3ms (+ 0.12%)	2,763ms	2,820ms
Req 2 - geterr	3,968ms (± 0.39%)	3,978ms (± 1.03%)	+10ms (+ 0.24%)	3,938ms	4,033ms
Req 3 - references	360ms (± 0.83%)	363ms (± 0.51%)	+3ms (+ 0.83%)	361ms	367ms
Req 4 - navto	291ms (± 1.60%)	292ms (± 0.36%)	+1ms (+ 0.29%)	291ms	294ms
Req 5 - completionInfo count	1,518 (± 0.00%)	1,518 (± 0.00%)	0 ( 0.00%)	1,518	1,518
Req 5 - completionInfo	67ms (± 2.57%)	70ms (± 4.98%)	+3ms (+ 5.17%)	66ms	74ms
xstateTSServer - node (v18.10.0, x64)
Req 1 - updateOpen	3,371ms (± 0.46%)	3,401ms (± 0.41%)	+30ms (+ 0.88%)	3,386ms	3,421ms
Req 2 - geterr	1,538ms (± 1.25%)	1,543ms (± 1.83%)	+5ms (+ 0.31%)	1,525ms	1,599ms
Req 3 - references	104ms (± 2.76%)	105ms (± 3.06%)	+1ms (+ 0.84%)	99ms	108ms
Req 4 - navto	362ms (± 2.45%)	360ms (± 1.41%)	-1ms (- 0.35%)	351ms	365ms
Req 5 - completionInfo count	3,154 (± 0.00%)	3,154 (± 0.00%)	0 ( 0.00%)	3,154	3,154
Req 5 - completionInfo	424ms (± 2.14%)	427ms (± 1.36%)	+4ms (+ 0.86%)	422ms	439ms
Compiler-UnionsTSServer - node (v16.17.1, x64)
Req 1 - updateOpen	2,787ms (± 0.31%)	2,786ms (± 0.59%)	-1ms (- 0.04%)	2,761ms	2,804ms
Req 2 - geterr	5,941ms (± 1.84%)	5,977ms (± 0.66%)	+36ms (+ 0.60%)	5,919ms	6,043ms
Req 3 - references	362ms (± 0.42%)	362ms (± 0.70%)	+0ms (+ 0.05%)	359ms	366ms
Req 4 - navto	318ms (±27.22%)	283ms (± 1.41%)	🟩-35ms (-11.13%)	279ms	290ms
Req 5 - completionInfo count	1,356 (± 0.00%)	1,356 (± 0.00%)	0 ( 0.00%)	1,356	1,356
Req 5 - completionInfo	93ms (± 6.44%)	92ms (± 3.19%)	-2ms (- 1.81%)	88ms	95ms
CompilerTSServer - node (v16.17.1, x64)
Req 1 - updateOpen	2,917ms (± 0.70%)	2,911ms (± 0.93%)	-7ms (- 0.23%)	2,868ms	2,940ms
Req 2 - geterr	4,308ms (± 0.48%)	4,283ms (± 0.50%)	-25ms (- 0.59%)	4,250ms	4,311ms
Req 3 - references	376ms (± 0.76%)	376ms (± 0.75%)	-0ms (- 0.09%)	373ms	380ms
Req 4 - navto	300ms (± 0.72%)	301ms (± 0.48%)	+1ms (+ 0.24%)	299ms	303ms
Req 5 - completionInfo count	1,518 (± 0.00%)	1,518 (± 0.00%)	0 ( 0.00%)	1,518	1,518
Req 5 - completionInfo	237ms (±52.70%)	316ms (± 1.99%)	🔻+79ms (+33.52%)	307ms	325ms
xstateTSServer - node (v16.17.1, x64)
Req 1 - updateOpen	3,755ms (± 0.54%)	3,756ms (± 0.27%)	+1ms (+ 0.02%)	3,744ms	3,769ms
Req 2 - geterr	1,450ms (± 1.52%)	1,448ms (± 0.81%)	-2ms (- 0.15%)	1,428ms	1,462ms
Req 3 - references	112ms (± 2.14%)	109ms (± 3.09%)	🟩-3ms (- 3.09%)	105ms	113ms
Req 4 - navto	347ms (± 0.50%)	349ms (± 1.60%)	+2ms (+ 0.51%)	343ms	359ms
Req 5 - completionInfo count	3,154 (± 0.00%)	3,154 (± 0.00%)	0 ( 0.00%)	3,154	3,154
Req 5 - completionInfo	470ms (± 1.37%)	462ms (± 2.36%)	-8ms (- 1.72%)	451ms	478ms
Compiler-UnionsTSServer - node (v14.15.1, x64)
Req 1 - updateOpen	2,883ms (± 0.37%)	2,879ms (± 0.39%)	-4ms (- 0.13%)	2,868ms	2,893ms
Req 2 - geterr	6,130ms (± 0.41%)	6,145ms (± 0.81%)	+15ms (+ 0.25%)	6,080ms	6,210ms
Req 3 - references	378ms (± 0.64%)	376ms (± 0.36%)	-1ms (- 0.33%)	375ms	378ms
Req 4 - navto	290ms (± 0.32%)	292ms (± 0.71%)	+1ms (+ 0.37%)	288ms	294ms
Req 5 - completionInfo count	1,356 (± 0.00%)	1,356 (± 0.00%)	0 ( 0.00%)	1,356	1,356
Req 5 - completionInfo	125ms (±79.16%)	91ms (± 5.12%)	🟩-34ms (-27.42%)	86ms	97ms
CompilerTSServer - node (v14.15.1, x64)
Req 1 - updateOpen	3,025ms (± 0.45%)	3,007ms (± 0.62%)	-19ms (- 0.62%)	2,982ms	3,029ms
Req 2 - geterr	4,585ms (± 0.42%)	4,570ms (± 0.69%)	-16ms (- 0.34%)	4,542ms	4,623ms
Req 3 - references	403ms (± 0.65%)	403ms (± 0.77%)	+0ms (+ 0.02%)	399ms	408ms
Req 4 - navto	306ms (± 1.41%)	303ms (± 2.06%)	-2ms (- 0.71%)	292ms	309ms
Req 5 - completionInfo count	1,518 (± 0.00%)	1,518 (± 0.00%)	0 ( 0.00%)	1,518	1,518
Req 5 - completionInfo	83ms (± 9.31%)	85ms (±13.62%)	+1ms (+ 1.39%)	77ms	102ms
xstateTSServer - node (v14.15.1, x64)
Req 1 - updateOpen	3,863ms (± 0.75%)	3,848ms (± 0.34%)	-15ms (- 0.40%)	3,835ms	3,869ms
Req 2 - geterr	1,469ms (± 0.97%)	1,465ms (± 0.96%)	-4ms (- 0.27%)	1,442ms	1,480ms
Req 3 - references	129ms (± 1.44%)	130ms (± 2.28%)	+0ms (+ 0.38%)	125ms	133ms
Req 4 - navto	396ms (± 0.31%)	394ms (± 1.39%)	-2ms (- 0.46%)	385ms	401ms
Req 5 - completionInfo count	3,154 (± 0.00%)	3,154 (± 0.00%)	0 ( 0.00%)	3,154	3,154
Req 5 - completionInfo	494ms (± 0.58%)	502ms (± 0.91%)	+8ms (+ 1.56%)	497ms	510ms

System

Machine Name	ts-ci-ubuntu
Platform	linux 5.4.0-135-generic
Architecture	x64
Available Memory	16 GB
Available Memory	15 GB
CPUs	4 × Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz

Hosts

• node (v18.10.0, x64)
• node (v16.17.1, x64)
• node (v14.15.1, x64)

Scenarios

• Compiler-UnionsTSServer - node (v18.10.0, x64)
• Compiler-UnionsTSServer - node (v16.17.1, x64)
• Compiler-UnionsTSServer - node (v14.15.1, x64)
• CompilerTSServer - node (v18.10.0, x64)
• CompilerTSServer - node (v16.17.1, x64)
• CompilerTSServer - node (v14.15.1, x64)
• xstateTSServer - node (v18.10.0, x64)
• xstateTSServer - node (v16.17.1, x64)
• xstateTSServer - node (v14.15.1, x64)

Benchmark	Name	Iterations
Current	52175	6
Baseline	main	6

Startup

Comparison Report - main..52175

Metric	main	52175	Delta	Best	Worst
tsc-startup - node (v16.17.1, x64)
Execution time	140.95ms (± 0.57%)	138.80ms (± 0.22%)	-2.15ms (- 1.53%)	137.63ms	142.34ms
tsserver-startup - node (v16.17.1, x64)
Execution time	231.61ms (± 0.38%)	229.48ms (± 0.17%)	-2.13ms (- 0.92%)	228.07ms	233.95ms
tsserverlibrary-startup - node (v16.17.1, x64)
Execution time	232.80ms (± 0.27%)	232.57ms (± 0.17%)	-0.23ms (- 0.10%)	231.03ms	238.71ms
typescript-startup - node (v16.17.1, x64)
Execution time	213.87ms (± 0.19%)	214.28ms (± 0.18%)	+0.41ms (+ 0.19%)	212.88ms	219.10ms

System

Machine Name	ts-ci-ubuntu
Platform	linux 5.4.0-135-generic
Architecture	x64
Available Memory	16 GB
Available Memory	15 GB
CPUs	4 × Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz

Hosts

• node (v16.17.1, x64)

Scenarios

• tsc-startup - node (v16.17.1, x64)
• tsserver-startup - node (v16.17.1, x64)
• tsserverlibrary-startup - node (v16.17.1, x64)
• typescript-startup - node (v16.17.1, x64)

Benchmark	Name	Iterations
Current	52175	6
Baseline	main	6

Developer Information:

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