re0 take 100% CPU
How to look what re0 is doing?? And how to debug that?
last pid: 74164; load averages: 17.97, 13.81, 14.40
up 47+09:31:54 21:50:58
110 processes: 9 running, 87 sleeping, 14 waiting
CPU: 0.5% user, 0.0% nice, 1.6% system, 97.9% interrupt, 0.0% idle
Mem: 194M Active, 449M Inact, 204M Wired, 20K Cache, 112M Buf, 1143M Free
Swap: 512M Total, 512M Free
PID USERNAME PRI NICE SIZERES STATETIME WCPU COMMAND
12 root -76- 0K 112K WAIT65.3H 100.00% {irq256: re0}
65795 root 390 13420K 5804K select 19:58 0.63% snmpd
2664 root 360 14608K 6812K RUN 75:49 0.54% bgpd
0 root -760 0K80K - 31.6H 0.44% {dummynet}
7758 bind 360 75268K 62880K RUN178:21 0.24% {named}
12 root -44- 0K 112K WAIT29.4H 0.10% {swi4: clock}
# systat -v
2 usersLoad 13.61 12.24 13.96 May 24 21:49
Mem:KBREALVIRTUAL VN PAGER SWAP PAGER
Tot Share TotShareFree in out in out
Act 2561006368 626872 8116 1171172 count
All 3539609500 279281226356 pages
Proc:Interrupts
r p d s w Csw Trp Sys Int Sof Flt 3 cow4404 total
12 32 2207 106 4216 4404 3983 48 28 zfod 1 ata0 14
ozfod 4119 hpet0 20
4.1%Sys 93.4%Intr 2.6%User 0.0%Nice 0.0%Idle%ozfod uhci0 ehci
||||||||||| daefr 284 re0 256
==+++ 7 prcfr
40 dtbuf 44 totfr
Namei Name-cache Dir-cache111725 desvn react
Callshits %hits % 64097 numvn pdwak
31773177 100 27926 frevn pdpgs
intrn
Disks ad1 da0 pass0209000 wire
KB/t 14.85 0.00 0.00198616 act
tps 1 0 0459200 inact
MB/s 0.01 0.00 0.0020 cache
%busy 2 0 0 1169956 free
# vmstat -i
interrupt total rate
irq14: ata0 5946124 1
irq20: hpet0 3979660990971
irq23: uhci0 ehci085 0
irq256: re0 3847013663939
Total 7832620862 1912
# uptime
9:44PM up 47 days, 9:25, 2 users, load averages: 9.05, 14.17, 15.61
#bwm-ng -I re0
bwm-ng v0.6 (probing every 0.500s), press 'h' for help
input: getifaddrs type: rate
- iface Rx TxTotal
==
re0: 13.32 Mb/s 12.42 Mb/s 25.74 Mb/s
--
total: 14.95 Mb/s 13.94 Mb/s 28.89 Mb/s
# vmstat -z
ITEM SIZE LIMIT USED FREE REQ FAIL SLEEP
UMA Kegs: 128, 0, 92, 28, 92, 0, 0
UMA Zones: 224, 0, 92, 10, 92, 0, 0
UMA Slabs: 284, 0,1158, 4, 29780, 0, 0
UMA RCntSlabs: 544, 0, 919, 5, 919, 0, 0
UMA Hash: 128, 0, 2, 28, 3, 0, 0
16 Bucket: 76, 0, 36, 14, 36, 0, 0
32 Bucket: 140, 0, 43, 13, 44, 0, 0
64 Bucket: 268, 0, 59, 11, 67, 90, 0
128 Bucket: 524, 0, 895, 1, 27120, 585, 0
VM OBJECT: 136, 0, 37976, 130,40520105, 0, 0
MAP:140, 0, 7, 49, 7, 0, 0
KMAP ENTRY: 72, 57505, 32, 127, 79899, 0, 0
MAP ENTRY: 72, 0,2094,1192,100480394, 0, 0
DP fakepg: 72, 0, 0, 0, 0, 0, 0
SG fakepg: 72, 0, 0, 0, 0, 0, 0
mt_zone: 2060, 0, 268, 11, 268, 0, 0
16: 16, 0,5106, 375,251057215, 0, 0
32: 32, 0, 26924, 196,1931894354, 0, 0
64: 64, 0,6372, 413,172309547, 0, 0
128:128, 0, 23931, 41019,195195229, 0, 0
256:256, 0,2786, 289,2302309652, 0, 0
512:512, 0, 638, 58, 4189195, 0, 0
1024:
Re: re0 take 100% CPU
broken device or motherboard, or conflict. check if irq is not shared.
re0 are not great network cards but really not that bad. something is
badly broken with hardware
On Fri, 25 May 2012, Eugen Konkov wrote:
How to look what re0 is doing?? And how to debug that?
last pid: 74164; load averages: 17.97, 13.81, 14.40
up 47+09:31:54 21:50:58
110 processes: 9 running, 87 sleeping, 14 waiting
CPU: 0.5% user, 0.0% nice, 1.6% system, 97.9% interrupt, 0.0% idle
Mem: 194M Active, 449M Inact, 204M Wired, 20K Cache, 112M Buf, 1143M Free
Swap: 512M Total, 512M Free
PID USERNAME PRI NICE SIZERES STATETIME WCPU COMMAND
12 root -76- 0K 112K WAIT65.3H 100.00% {irq256: re0}
65795 root 390 13420K 5804K select 19:58 0.63% snmpd
2664 root 360 14608K 6812K RUN 75:49 0.54% bgpd
0 root -760 0K80K - 31.6H 0.44% {dummynet}
7758 bind 360 75268K 62880K RUN178:21 0.24% {named}
12 root -44- 0K 112K WAIT29.4H 0.10% {swi4: clock}
# systat -v
2 usersLoad 13.61 12.24 13.96 May 24 21:49
Mem:KBREALVIRTUAL VN PAGER SWAP PAGER
Tot Share TotShareFree in out in out
Act 2561006368 626872 8116 1171172 count
All 3539609500 279281226356 pages
Proc:Interrupts
r p d s w Csw Trp Sys Int Sof Flt 3 cow4404 total
12 32 2207 106 4216 4404 3983 48 28 zfod 1 ata0 14
ozfod 4119 hpet0 20
4.1%Sys 93.4%Intr 2.6%User 0.0%Nice 0.0%Idle%ozfod uhci0 ehci
||||||||||| daefr 284 re0 256
==+++ 7 prcfr
40 dtbuf 44 totfr
Namei Name-cache Dir-cache111725 desvn react
Callshits %hits % 64097 numvn pdwak
31773177 100 27926 frevn pdpgs
intrn
Disks ad1 da0 pass0209000 wire
KB/t 14.85 0.00 0.00198616 act
tps 1 0 0459200 inact
MB/s 0.01 0.00 0.0020 cache
%busy 2 0 0 1169956 free
# vmstat -i
interrupt total rate
irq14: ata0 5946124 1
irq20: hpet0 3979660990971
irq23: uhci0 ehci085 0
irq256: re0 3847013663939
Total 7832620862 1912
# uptime
9:44PM up 47 days, 9:25, 2 users, load averages: 9.05, 14.17, 15.61
#bwm-ng -I re0
bwm-ng v0.6 (probing every 0.500s), press 'h' for help
input: getifaddrs type: rate
- iface Rx TxTotal
==
re0: 13.32 Mb/s 12.42 Mb/s 25.74 Mb/s
--
total: 14.95 Mb/s 13.94 Mb/s 28.89 Mb/s
# vmstat -z
ITEM SIZE LIMIT USED FREE REQ FAIL SLEEP
UMA Kegs: 128, 0, 92, 28, 92, 0, 0
UMA Zones: 224, 0, 92, 10, 92, 0, 0
UMA Slabs: 284, 0,1158, 4, 29780, 0, 0
UMA RCntSlabs: 544, 0, 919, 5, 919, 0, 0
UMA Hash: 128, 0, 2, 28, 3, 0, 0
16 Bucket: 76, 0, 36, 14, 36, 0, 0
32 Bucket: 140, 0, 43, 13, 44, 0, 0
64 Bucket: 268, 0, 59, 11, 67, 90, 0
128 Bucket: 524, 0, 895, 1, 27120, 585, 0
VM OBJECT: 136, 0, 37976, 130,40520105, 0, 0
MAP:140, 0, 7, 49, 7, 0, 0
KMAP ENTRY: 72, 57505, 32, 127, 79899, 0, 0
MAP ENTRY: 72, 0,2094,1192,100480394, 0, 0
DP fakepg: 72, 0, 0, 0, 0, 0, 0
SG fakepg: 72, 0, 0, 0, 0, 0, 0
mt_zone: 2060, 0, 268, 11, 268, 0, 0
16: 16, 0,5106, 375,251057215, 0, 0
32: 32, 0, 26924, 196,1931894354, 0, 0
64: 64, 0,6372, 413,172309547, 0, 0
128:128, 0,
