NETGEAR is aware of a growing number of phone and online scams. To learn how to stay safe click here.
Forum Discussion
6.6.1 Scrub Hammers CPU
And when I say hammers, I mean it runs with -1 prio and causes 6-8 kernel worker threads each vying to consume 100% of CPU. So rabid is this consumption that all other background processes, including...
Which model is this on?
Can you send in your logs (see the Sending Logs link in my sig)?
Sure, I'd be glad to. This is on a 528.
Just for the sake of completeness, here's top with just background running...
top - 03:34:19 up 3 days, 49 min, 2 users, load average: 0.01, 0.03, 0.06
Tasks: 241 total, 2 running, 239 sleeping, 0 stopped, 0 zombie
%Cpu(s): 0.4 us, 0.7 sy, 0.0 ni, 98.8 id, 0.1 wa, 0.0 hi, 0.0 si, 0.0 st
KiB Mem: 16303964 total, 15086028 used, 1217936 free, 2468 buffers
KiB Swap: 3139580 total, 0 used, 3139580 free. 13522476 cached Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
11971 root 20 0 3584900 356660 27084 S 4.0 2.2 182:46.02 /apps/dvblink-tv-server/dvblink_server
10318 root 20 0 233308 31464 5660 S 1.0 0.2 40:27.23 /usr/bin/python /apps/dropboxmanager/web/manage.py run+
5138 root 20 0 992516 12028 8796 S 0.3 0.1 18:19.58 /opt/p2p/bin/leafp2p -n
5419 root 20 0 28788 3060 2468 R 0.3 0.0 7:33.54 top
22590 root 20 0 0 0 0 S 0.3 0.0 0:00.30 [kworker/2:6]
1 root 20 0 202460 6504 4516 S 0.0 0.0 0:38.41 /sbin/init
2 root 20 0 0 0 0 S 0.0 0.0 0:00.10 [kthreadd]
3 root 20 0 0 0 0 S 0.0 0.0 0:06.33 [ksoftirqd/0]
5 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 [kworker/0:0H]
7 root 20 0 0 0 0 R 0.0 0.0 0:57.85 [rcu_sched]
8 root 20 0 0 0 0 S 0.0 0.0 0:00.00 [rcu_bh]
9 root rt 0 0 0 0 S 0.0 0.0 0:00.21 [migration/0]
10 root rt 0 0 0 0 S 0.0 0.0 0:00.83 [watchdog/0]
11 root rt 0 0 0 0 S 0.0 0.0 0:00.85 [watchdog/1]
12 root rt 0 0 0 0 S 0.0 0.0 0:00.24 [migration/1]
13 root 20 0 0 0 0 S 0.0 0.0 0:03.26 [ksoftirqd/1]
15 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 [kworker/1:0H] And here's what it looks like shortly after kicking off a scrub.
top - 03:34:19 up 3 days, 49 min, 2 users, load average: 0.01, 0.03, 0.06 Tasks: 241 total, 2 running, 239 sleeping, 0 stopped, 0 zombie top - 03:39:04 up 3 days, 53 min, 2 users, load average: 2.67, 0.65, 0.26 Tasks: 249 total, 7 running, 242 sleeping, 0 stopped, 0 zombie %Cpu(s): 0.5 us, 95.1 sy, 0.0 ni, 3.5 id, 0.0 wa, 0.0 hi, 0.9 si, 0.0 st KiB Mem: 16303964 total, 15111680 used, 1192284 free, 2468 buffers KiB Swap: 3139580 total, 0 used, 3139580 free. 13537484 cached Mem PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 14083 root 20 0 0 0 0 R 69.1 0.0 0:10.26 [kworker/u8:2] 18741 root 20 0 0 0 0 R 59.1 0.0 0:10.26 [kworker/u8:0] 22107 root 20 0 0 0 0 R 55.5 0.0 0:08.28 [kworker/u8:1] 23262 root 20 0 0 0 0 R 55.1 0.0 0:08.74 [kworker/u8:9] 23253 root 20 0 0 0 0 R 51.5 0.0 0:05.02 [kworker/u8:7] 9426 root 20 0 0 0 0 R 50.1 0.0 0:09.49 [kworker/u8:5] 2455 root 20 0 0 0 0 S 18.9 0.0 1:37.18 [md126_raid6] 23229 root 19 -1 40340 212 12 S 10.0 0.0 0:02.30 btrfs scrub start /data 18976 root 20 0 0 0 0 S 4.3 0.0 0:02.26 [kworker/u8:8] 11971 root 20 0 3584900 356660 27084 S 3.7 2.2 182:56.16 /apps/dvblink-tv-server/dvblink_server 5335 root 19 -1 1589984 59196 12228 S 2.0 0.4 5:41.17 /usr/sbin/readynasd -v 3 -t 10318 root 20 0 233308 31464 5660 S 1.7 0.2 40:29.84 /usr/bin/python /apps/dropboxmanager/web/manage.py run+ 23226 root 39 19 0 0 0 D 1.3 0.0 0:00.35 [md126_resync] 2335 root 0 -20 0 0 0 S 0.7 0.0 0:01.65 [kworker/1:1H] 5138 root 20 0 992516 12028 8796 S 0.7 0.1 18:20.82 /opt/p2p/bin/leafp2p -n 22590 root 20 0 0 0 0 S 0.7 0.0 0:01.27 [kworker/2:6] 2340 root 0 -20 0 0 0 S 0.3 0.0 0:27.69 [kworker/0:1H]
NETGEAR Academy
Boost your skills with the Netgear Academy - Get trained, certified and stay ahead with the latest Netgear technology!
Join Us!
