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Re: kern/54818: 9.0_RC1 pagedaemon spins
The following reply was made to PR kern/54818; it has been noted by GNATS.
From: Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: ad%netbsd.org@localhost, he%uninett.no@localhost, mlelstv%serpens.de@localhost, tsutsui%ceres.dti.ne.jp@localhost
Subject: Re: kern/54818: 9.0_RC1 pagedaemon spins
Date: Thu, 19 Mar 2020 23:57:08 +0900
When "pagedaemon: Out of KVA, avaiting doom.." logs are fired
on NetBSD/i386 9.0, vmstat -m shows kmem-96 leaks (sorted manually):
---
Memory resource pool statistics
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
kmem-96 96 1591574 0 17237 37485 0 37485 37485 0 inf 0
ffsdino2 256 291458 0 181327 7349 443 6906 6909 0 inf 0
vcachepl 196 314493 0 203865 5928 396 5532 5532 0 inf 0
ffsino 180 288959 0 178828 5332 309 5023 5025 0 inf 0
ncache 128 234935 0 139902 3573 3 3570 3570 0 inf 0
mutex 64 570138 0 435669 2723 28 2695 2695 0 inf 0
anonpl 16 3921211 0 3556675 2451 18 2433 2434 0 inf 0
kmem-1024 1024 59572 0 51137 5604 3495 2109 3658 0 inf 0
buf32k 32768 28519 0 24786 7922 6055 1867 3214 1 1 0
kmem-768 768 134145 0 125129 5367 3563 1804 4080 0 inf 0
vmmpepl 88 388286 0 337405 2981 1296 1685 2089 0 inf 0
kva-4096 4096 88288 0 11244 1204 0 1204 1204 0 inf 0
pvpl 20 622361 0 519223 712 1 711 711 0 inf 0
bufpl 184 27623 0 17690 815 145 670 814 0 inf 0
kmem-80 80 217907 0 202970 706 132 574 672 0 inf 0
amappl 48 175874 0 145683 565 3 562 564 0 inf 0
uarea 8192 4781 0 4283 1480 982 498 638 0 inf 0
ractx 24 302615 0 247814 607 111 496 496 0 inf 1
buf4k 4096 37533 0 31424 1177 776 401 887 1 1 0
kmem-320 320 23822 0 20157 528 135 393 521 0 inf 0
kmem-160 160 31201 0 25516 415 30 385 414 0 inf 0
kmem-4096 4096 3057 0 2780 1024 747 277 285 0 inf 0
kmem-384 384 15927 0 14104 530 264 266 520 0 inf 0
kmem-512 512 9472 0 8238 348 107 241 344 0 inf 0
kmem-256 256 16466 0 14069 272 33 239 272 0 inf 0
kmem-448 448 11841 0 10316 416 184 232 413 0 inf 0
kmem-112 112 106045 0 102605 439 229 210 354 0 inf 0
kmem-48 48 133544 0 123603 216 12 204 216 0 inf 0
mclpl 2048 23995 0 23753 1373 1194 179 277 4 16384 58
kmem-192 192 16168 0 13580 195 17 178 195 0 inf 0
kmem-224 224 13859 0 11551 210 33 177 208 0 inf 0
pcgnormal 128 492419 0 488858 4968 4793 175 796 0 inf 16
kmem-24 24 128903 0 110574 151 1 150 151 0 inf 0
kmem-32 32 156296 0 141977 141 0 141 141 0 inf 0
kmem-16 16 164512 0 147615 156 21 135 155 0 inf 0
vmembt 28 82234 0 71120 129 1 128 129 0 inf 0
kmem-2048 2048 3194 0 2941 444 317 127 166 0 inf 0
phpool-32 32 34069 0 20948 127 4 123 126 0 inf 0
pdppl 4096 2546 0 2454 563 456 107 223 0 inf 15
sigacts 2056 2467 0 2375 588 482 106 220 0 inf 14
kmem-8 8 394845 0 363684 105 0 105 105 0 inf 0
lwppl 704 4659 0 4201 158 56 102 128 0 inf 0
kmem-64 64 40752 0 36887 185 87 98 162 0 inf 0
kmem-56 56 82044 0 76610 125 28 97 109 0 inf 0
kmem-40 40 136641 0 130194 85 1 84 85 0 inf 0
kmem-128 128 15685 0 13763 83 0 83 83 0 inf 0
pcglarge 512 105205 0 104757 5836 5772 64 788 0 inf 8
mbpl 256 44924 0 44480 163 114 49 62 1 inf 3
socket 336 4396 0 3956 63 17 46 51 0 inf 1
kcredpl 192 3994 0 3322 41 7 34 35 0 inf 0
fdfile 64 17315 0 15511 39 6 33 35 0 inf 0
biopl 184 30965 0 30485 257 235 22 74 0 inf 0
filedesc 704 2508 0 2402 89 67 22 45 0 inf 0
file 64 10910 0 9701 25 3 22 25 0 inf 0
rf_dagnode_pl 444 26486417 0 26486417 431 410 21 21 15 57 21
procpl 564 2277 0 2185 49 32 17 31 0 inf 0
pcache 576 100 0 4 14 0 14 14 0 inf 0
buf16k 16384 634 0 588 61 49 12 21 1 1 0
phpool-64 36 1205 0 0 11 0 11 11 0 inf 0
tcpcbpl 528 87359 0 87306 143 133 10 28 0 inf 0
uaoeltpl 84 902 0 788 12 2 10 11 0 inf 0
pstatspl 268 2242 0 2150 19 10 9 15 0 inf 0
buf64k 65536 14 0 6 15 6 9 13 1 1 1
tstilepl 52 4723 0 4225 9 0 9 9 0 inf 0
pnbufpl 1024 4788 0 4770 111 103 8 21 0 inf 3
vmsppl 212 2500 0 2393 17 10 7 12 0 inf 0
pipewr 188 2513 0 2416 16 9 7 10 0 inf 0
piperd 188 2394 0 2295 16 9 7 10 0 inf 0
kcpuset 64 3561 0 3198 11 4 7 9 0 inf 0
buf8k 8192 1138 0 1102 41 35 6 20 1 1 0
pmappl 156 2521 0 2429 12 6 6 9 0 inf 0
rf_asm_pl 288 6400719 0 6400719 81 75 6 6 5 14 6
phpool-128 44 569 0 42 6 0 6 6 0 inf 0
rndsample 528 819 0 797 16 11 5 9 0 586 0
inpcbpl 140 400916 0 400836 14 9 5 7 0 inf 1
phpool-256 60 307 0 22 5 0 5 5 0 inf 0
pcachecpu 64 312 0 0 5 0 5 5 0 inf 0
tmpfs_node 140 121248 0 121142 58 54 4 11 0 inf 0
propstng 20 1688 0 883 5 1 4 5 0 inf 0
rf_rad_pl 376 4656534 0 4656534 4 0 4 4 4 13 4
rf_alloclist_pl 168 6400720 0 6400719 77 73 4 4 3 11 3
propdict 32 970 0 490 4 0 4 4 0 inf 0
kva-12288 12288 1616 0 1581 25 22 3 5 0 inf 0
cwdi 64 2502 0 2396 4 1 3 4 0 inf 0
rf_dqd_pl 128 7284260 0 7284260 3 0 3 3 3 9 3
rf_daglist_pl 272 6400719 0 6400719 3 0 3 3 3 9 3
phpool-512 92 105 0 0 3 0 3 3 0 inf 0
plimitpl 216 1526 0 1497 14 12 2 7 0 inf 0
kva-8192 8192 1057 0 1027 15 13 2 4 0 inf 0
kva-24576 24576 352 0 345 17 15 2 3 0 inf 1
in6pcbpl 176 5119 0 5096 37 35 2 3 0 inf 1
kva-32768 32768 239 0 231 9 7 2 3 0 inf 0
ksiginfo 108 4370 0 4308 15 13 2 3 0 inf 0
fcrpl 104 38 0 33 2 0 2 2 2 inf 1
rtentpl 208 264 0 230 2 0 2 2 0 inf 0
proparay 32 231 0 55 2 0 2 2 0 inf 0
lockf 64 2965 0 2899 2 0 2 2 0 inf 0
kva-65536 65536 7 0 0 2 0 2 2 0 inf 0
kva-36864 36864 667 0 664 62 61 1 8 0 inf 0
kva-20480 20480 463 0 455 19 18 1 7 0 inf 0
kva-16384 16384 801 0 788 24 23 1 5 0 inf 0
execargs 262144 3860849 0 3860849 79 78 1 4 0 16 1
wapbldealloc 20 23783 0 23783 40 39 1 3 0 inf 1
kva-28672 28672 190 0 186 10 9 1 3 0 inf 0
buf512b 512 2553 0 2552 2 1 1 2 1 1 0
ataspl 100 12600587 0 12600587 36 35 1 2 0 inf 1
ptimerpl 228 1096 0 1083 14 13 1 2 0 inf 0
ehcixfer 204 60 0 58 2 1 1 2 0 inf 0
scxspl 164 60882 0 60882 1 0 1 1 1 inf 1
rf_dagh_pl 76 6400719 0 6400719 1 0 1 1 1 3 1
rf_stripelock_p 28 6400719 0 6400719 1 0 1 1 1 2 1
rf_pda_pl 40 12801438 0 12801438 1 0 1 1 1 2 1
rf_funclist_pl 8 6400719 0 6400719 1 0 1 1 1 2 1
rf_asmhdr_pl 16 4656534 0 4656534 1 0 1 1 1 2 1
rf_vple_pl 8 30 0 0 1 0 1 1 1 2 0
buf2k 2048 81 0 81 1 0 1 1 1 1 1
buf1k 1024 35 0 35 1 0 1 1 1 1 1
wapblentrypl 20 56652 0 56652 8 7 1 1 0 inf 1
tcpipqepl 32 31363 0 31363 56 55 1 1 0 inf 1
icmp6 16 29302 0 29302 54 53 1 1 0 inf 1
icmp 16 4651 0 4651 34 33 1 1 0 inf 1
wapblinopl 20 11842840 0 11842834 3 2 1 1 0 inf 0
ufsdir 264 321 0 317 13 12 1 1 0 inf 0
tmpfs_dirent 24 121246 0 121245 1 0 1 1 0 inf 0
rwlock 64 4 0 0 1 0 1 1 0 inf 0
rndtemp 512 243 0 241 17 16 1 1 0 inf 0
rndctx 8 290 0 279 1 0 1 1 0 inf 0
ptimerspl 152 1096 0 1083 1 0 1 1 0 inf 0
propnmbr 32 74 0 32 1 0 1 1 0 inf 0
propdata 20 1 0 0 1 0 1 1 0 inf 0
pdict32 60 14 0 2 1 0 1 1 0 inf 0
pdict16 44 635 0 585 1 0 1 1 0 inf 0
ohcixfer 184 3 0 2 1 0 1 1 0 inf 0
ohcixfer 184 2 0 1 1 0 1 1 0 inf 0
ohcixfer 184 3 0 2 1 0 1 1 0 inf 0
ohcixfer 184 2 0 1 1 0 1 1 0 inf 0
ohcixfer 184 3 0 2 1 0 1 1 0 inf 0
ohcixfer 184 2 0 1 1 0 1 1 0 inf 0
ohcixfer 184 4 0 1 1 0 1 1 0 inf 0
nfsvapl 136 2 0 0 1 0 1 1 0 inf 0
nfsnodepl 208 2 0 0 1 0 1 1 0 inf 0
llentrypl 168 108 0 105 1 0 1 1 0 inf 0
kva-49152 49152 3 0 0 1 0 1 1 0 inf 0
inmltpl 32 3 0 0 1 0 1 1 0 inf 0
extent 20 133 0 119 1 0 1 1 0 inf 0
ehcixfer 204 2 0 1 1 0 1 1 0 inf 0
ffsdino1 128 90 0 90 4 4 0 3 0 inf 0
synpl 208 72 0 72 28 28 0 1 0 inf 0
sackholepl 20 211 0 211 13 13 0 1 0 inf 0
rttmrpl 36 3 0 3 3 3 0 1 0 inf 0
msdosnopl 120 4 0 4 1 1 0 1 0 inf 0
kva-40960 40960 2 0 2 2 2 0 1 0 inf 0
Totals 135264204 0 132221846 116441 34875 81566
In use 432751K, total allocated 463388K; utilization 93.4%
---
Izumi Tsutsui
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