[NTG-context] bottlenecks

[mf]

latest ConTeXt 2022.12.15 18:12:

mkiv lua stats  > resource resolver: loadtime 0.009 seconds, 0 scans 
with scantime 0.000 seconds, 0 shared scans, 107 found files, scanned 
paths: <none>

mkiv lua stats  > stored bytecode data: 507 modules (0.346 sec), 106 
tables (0.023 sec), 613 chunks (0.369 sec)
mkiv lua stats  > traced context: maxstack: 1923, freed: 246, 
unreachable: 1677
mkiv lua stats  > cleaned up reserved nodes: 76 nodes, 9 lists of 504
mkiv lua stats  > node memory usage: 1684 attribute, 419 glue, 87 
gluespec, 3 kern, 647 mathspec, 4 penalty, 2 temp, 591 whatsit
mkiv lua stats  > node list callback tasks: 13 unique task lists, 17 
instances (re)created, 325602 calls
mkiv lua stats  > h-node processing time: 10.442 seconds including kernel
mkiv lua stats  > attribute processing time: 2.783 seconds front- and 
backend
mkiv lua stats  > driver time: 11.187 seconds
mkiv lua stats  > used backend: pdf
mkiv lua stats  > jobdata time: 0.747 seconds saving, 0.195 seconds loading
mkiv lua stats  > callbacks: file: 5438, saved: 644352, direct: 1374, 
function: 540269, value: 1027, message: 0, bytecode: 613, late 0, total: 
1193073 (1163 per page)
mkiv lua stats  > randomizer: resumed with value 0.58701179146283
mkiv lua stats  > v-node processing time: 1.955 seconds
mkiv lua stats  > loaded patterns: en::1 it::66, load time: 0.000
mkiv lua stats  > xml load time: 0.416 seconds, 1 files, 1 converted
mkiv lua stats  > lxml preparation time: 29.478 seconds, 47936 nodes, 
24702 lpath calls, 24331 cached calls
mkiv lua stats  > interactive elements: 9336 references, 12951 destinations
mkiv lua stats  > margin data: 6 entries, 0 pending
mkiv lua stats  > loaded fonts: 27 files: lmmono10-regular.otf, 
texgyrepagella-math.otf, dejavusansmono.ttf, gfsneohellenic.otf, 
firasans-bolditalic.otf, firasans-regular.otf, 
firasans-regularitalic.otf, firasanscondensed-bold.otf, 
firasanscondensed-regular.otf, garamondpremrpro-bdit.otf, 
garamondpremrpro-med.otf, garamondpremrpro-medcapt.otf, 
garamondpremrpro-meddisp.otf, garamondpremrpro-medit.otf, 
garamondpremrpro-meditcapt.otf, garamondpremrpro-medsubh.otf, 
garamondpremrpro-smbdit.otf, myriadpro-bold.otf, myriadpro-boldcond.otf, 
myriadpro-boldcondit.otf, myriadpro-cond.otf, myriadpro-condit.otf, 
myriadpro-it.otf, myriadpro-regular.otf, myriadpro-semiboldit.otf, 
quivira.otf, sileot.ttf
mkiv lua stats  > font engine: otf 3.131, afm 1.513, tfm 1.000, 533 
instances, 501 shared in backend, 6 common vectors, 495 common hashes, 
load time 0.196 seconds
mkiv lua stats  > text directions: 5.754 seconds
mkiv lua stats  > metapost: 1.182 seconds, loading: 0.129, execution: 
1.112, n: 1033, average: 0.002, instances: 2, luacalls: 46777 (file: 
34671, text: 0, script: 5902, log: 6204), memory: 8.992 M
mkiv lua stats  > math tweaking time: 5.640 seconds, 126 math goodie tables
mkiv lua stats  > math processing time: 0.251 seconds
mkiv lua stats  > pdf annotations: 9336 links (9326 unique), 0 special
mkiv lua stats  > font embedding time: 0.049 seconds, 23 fonts
mkiv lua stats  > result saved in file: v32.pdf, compresslevel 0, 
objectcompresslevel 0
mkiv lua stats  > positions: 8563 collected, 4775 deltas, 8556 shared 
partials, 304 partial entries
mkiv lua stats  > used platform: linux-64, type: unix, binary subtree: 
texmf-linux-64
mkiv lua stats  > used engine: luametatex version: 2.1004, functionality 
level: 20221214, format id: 679, compiler: gcc
mkiv lua stats  > tex properties: 740852 hash slots used of 2097152, 
94301 control sequences, approximate memory usage: 385 MB
mkiv lua stats  > lua properties: engine: lua 5.4, used memory: 1527 MB, 
ctx: 1436 MB, max: 1585 MB, symbol mask: utf (τεχ)
mkiv lua stats  > runtime: 130.080 seconds, 1026 processed pages, 1026 
shipped pages, 7.887 pages/second

system          | total runtime: 130.269 seconds of 130.342 seconds


ConTeXt 2020-04-22:

mkiv lua stats  > resource resolver: loadtime 0.005 seconds, 0 scans 
with scantime 0.000 seconds, 0 shared scans, 124 found files, scanned 
paths: <none>
mkiv lua stats  > stored bytecode data: 468 modules (0.349 sec), 93 
tables (0.030 sec), 561 chunks (0.378 sec)
mkiv lua stats  > traced context: maxstack: 2799, freed: 246, 
unreachable: 2553
mkiv lua stats  > cleaned up reserved nodes: 61 nodes, 11 lists of 512
mkiv lua stats  > node memory usage: 200320 attribute, 23928 
attribute_list, 419 glue, 368 glue_spec, 27234 glyph, 3 kern, 4 penalty, 
2 temp, 1159 whatsit
mkiv lua stats  > node list callback tasks: 8 unique task lists, 14 
instances (re)created, 236679 calls
mkiv lua stats  > h-node processing time: 13.188 seconds including kernel
mkiv lua stats  > attribute processing time: 5.444 seconds front- and 
backend
mkiv lua stats  > driver time: 12.650 seconds
mkiv lua stats  > used backend: lmtx version 0.10, pdf (backend for 
directly generating pdf output)
mkiv lua stats  > jobdata time: 2.286 seconds saving, 0.297 seconds loading
mkiv lua stats  > callbacks: internal: 459543, file: 5460, direct: 1378, 
late: 43406, function 385647, total: 895434 (874 per page)
mkiv lua stats  > randomizer: resumed with value 0.82926489398643
mkiv lua stats  > positions: 7524 collected, 7523 regular, 1 special
mkiv lua stats  > v-node processing time: 1.286 seconds
mkiv lua stats  > result saved in file: v32.pdf, compresslevel 0, 
objectcompresslevel 0
mkiv lua stats  > loaded patterns: en::1 it::58, load time: 0.000
mkiv lua stats  > xml load time: 0.492 seconds, 1 files, 1 converted
mkiv lua stats  > lxml preparation time: 35.376 seconds, 47936 nodes, 
25828 lpath calls, 25456 cached calls
mkiv lua stats  > interactive elements: 9343 references, 12951 destinations
mkiv lua stats  > margin data: 6 entries, 0 pending
mkiv lua stats  > loaded fonts: 26 files: lmmono10-regular.otf, 
texgyrepagella-math.otf, dejavusansmono.ttf, firasans-bolditalic.otf, 
firasans-regular.otf, firasans-regularitalic.otf, 
firasanscondensed-bold.otf, firasanscondensed-regular.otf, 
garamondpremrpro-bdit.otf, garamondpremrpro-med.otf, 
garamondpremrpro-medcapt.otf, garamondpremrpro-meddisp.otf, 
garamondpremrpro-medit.otf, garamondpremrpro-meditcapt.otf, 
garamondpremrpro-medsubh.otf, garamondpremrpro-smbdit.otf, 
myriadpro-bold.otf, myriadpro-boldcond.otf, myriadpro-boldcondit.otf, 
myriadpro-cond.otf, myriadpro-condit.otf, myriadpro-it.otf, 
myriadpro-regular.otf, myriadpro-semiboldit.otf, quivira.otf, sileot.ttf
mkiv lua stats  > font engine: otf 3.111, afm 1.513, tfm 1.000, 652 
instances, 622 shared in backend, 6 common vectors, 616 common hashes, 
load time 20.311 seconds
mkiv lua stats  > text directions: 7.546 seconds
mkiv lua stats  > metapost: 1.819 seconds, loading: 0.096, execution: 
1.724, n: 1033, average: 0.004, instances: 2, luacalls: 6628, memory: 
8.935 M
mkiv lua stats  > math processing time: 0.224 seconds
mkiv lua stats  > pdf annotations: 9343 links (9341 unique), 0 special
mkiv lua stats  > font embedding time: 3.129 seconds, 23 fonts
mkiv lua stats  > used platform: linux-64, type: unix, binary subtree: 
texmf-linux-64
mkiv lua stats  > used engine: luametatex version: 2.0502, functionality 
level: 20200413, format id: 493, compiler: gcc
mkiv lua stats  > control sequences: 91659 of 65536 + 100000
mkiv lua stats  > lua properties: engine: lua 5.4, used memory: 1439 MB, 
ctx: 1374 MB, max: 1517 MB, hash chars: min(64,40), symbol mask: utf (τεχ)
mkiv lua stats  > runtime: 172.721 seconds, 1026 processed pages, 1026 
shipped pages, 5.940 pages/second