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List: opensolaris-desktop-discuss
Subject: [desktop-discuss] Nvidia driver consuming 30% of a cpu core ?
From: Lars Tunkrans <lars.tunkrans () bredband ! net>
Date: 2007-04-24 12:48:01
Message-ID: 5454746.1177444188773.JavaMail.Twebapp () oss-app1
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I have noticed lately that there is a constant load on the cpu even if idle when logged in
with the JDS. I am using the latest Nvidia driver 9755 .
I am using build 62 on a Dualcore AMD64 4800+ cpu.
# uname -a
SunOS shuttle 5.11 snv_62 i86pc i386 i86pc
# pkginfo | grep NVDA
system NVDAgraphics NVIDIA Graphics System Software
system NVDAgraphicsr NVIDIA Graphics System Device Driver
# pkginfo -x NVDAgraphicsr
NVDAgraphicsr NVIDIA Graphics System Device Driver
(i386) 1.0.9755,REV=2007.02.26.23.59
----------------------------
This is the Idle System logged on at the text console. No X server running.
Script started on April 24, 2007 9:30:44 PM CEST
# mpstat 5
CPU minf mjf xcal intr ithr csw icsw migr smtx srw syscl usr sys wt idl
0 0 0 6 348 243 88 0 4 0 0 45 0 0 0 100
1 1 0 0 74 12 109 0 3 0 0 33 0 0 0 100
CPU minf mjf xcal intr ithr csw icsw migr smtx srw syscl usr sys wt idl
0 0 0 11 348 247 93 0 3 0 0 25 0 0 0 100
1 0 0 0 68 2 103 0 2 0 0 18 0 0 0 100
CPU minf mjf xcal intr ithr csw icsw migr smtx srw syscl usr sys wt idl
0 0 0 11 348 247 87 0 2 0 0 37 0 0 0 100
1 0 0 0 69 2 108 0 2 0 0 16 0 0 0 100
CPU minf mjf xcal intr ithr csw icsw migr smtx srw syscl usr sys wt idl
0 0 0 6 343 242 83 0 3 0 0 22 0 0 0 100
1 0 0 0 61 3 102 0 2 0 0 15 0 0 0 100
^C#
# cd /opt/DTT/Kernel
# ./modcalls.d
dtrace: script './modcalls.d' matched 37949 probes
^C
cmlb 1
lofs 1
namefs 1
cn 2
conskbd 2
gda 2
ptm 2
cmdk 3
dev 3
nfs 3
strategy 3
ttcompat 3
wc 4
iwscn 5
pts 5
hid 6
tem 6
dadk 8
gfx_private 8
kcf 8
pset 8
ip 9
ptem 9
sd 9
nvidia 10
usbkbm 11
swrand 16
ipf 18
kbtrans 24
ldterm 34
scsi 81
zfs 154
tmpfs 158
scsa2usb 225
rootnex 387
nge 576
specfs 691
TS 896
ohci 1021
sha1 1086
ata 1612
usba 2094
ehci 6693
ufs 10270
pcplusmp 70859
genunix 139338
unix 413151
# exit
script done on April 24, 2007 9:33:22 PM CEST
--------------------
This is an Idle system logged on with a gnome-terminal running Nvidia accelerated X
server version 9755 on a 1920x1200 pixel screen.
Script started on April 24, 2007 9:34:42 PM CEST
# mpstat 5
CPU minf mjf xcal intr ithr csw icsw migr smtx srw syscl usr sys wt idl
0 1 0 11 405 279 221 1 17 1 0 242 0 0 0 100
1 15 0 0 1275 1166 194 1 17 2 0 254 0 29 0 70
CPU minf mjf xcal intr ithr csw icsw migr smtx srw syscl usr sys wt idl
0 11 0 6 402 277 211 1 18 1 0 220 0 0 0 100
1 0 0 0 1264 1159 201 0 18 2 0 313 0 29 0 70
CPU minf mjf xcal intr ithr csw icsw migr smtx srw syscl usr sys wt idl
0 12 0 11 413 285 214 1 17 1 0 197 0 0 0 100
1 0 0 0 1280 1164 218 1 18 2 0 353 0 29 0 70
CPU minf mjf xcal intr ithr csw icsw migr smtx srw syscl usr sys wt idl
0 12 0 11 412 286 217 0 20 1 0 220 0 0 0 100
1 0 0 0 1278 1165 211 1 19 1 0 318 0 29 0 70
^C# cd /opt/DTT/Kernel
# ./modcalls.d
dtrace: script './modcalls.d' matched 37949 probes
^C
lofs 1
namefs 1
cmlb 2
conskbd 2
dev 3
nfs 3
ttcompat 3
gda 4
ptm 4
cmdk 6
hid 6
mntfs 6
strategy 6
pts 7
kcf 8
pset 8
swrand 8
sd 9
mm 10
usbkbm 11
cpu.AuthenticAMD.15 12
ptem 13
dadk 16
npe 16
ipf 19
kbtrans 20
ldterm 34
dls 57
scsi 81
tmpfs 132
fifofs 176
kstat 191
scsa2usb 225
zfs 347
rootnex 396
mac 399
sha1 543
mixer 752
audiosup 846
nge 982
ohci 1036
specfs 1159
tl 1416
ata 1686
usba 2094
ip 2625
TS 3412
sockfs 4871
ehci 6754
ufs 10421
vmix 20978
envy24ht 33468
pcplusmp 137503
osscore 184464
genunix 359004
unix 774050
nvidia 1262131
# exit
script done on April 24, 2007 9:36:04 PM CEST
----------
So the Nvidia module is very active , is this normal ?
//Lars
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