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RN104 - process "find" uses 100% cpu for several hours
Hi. Hopefully some of you might be able to help me here :) I have a ReadyNAS 104 with version 6.1.6 I have installed Cacti service to monitor my NAS and some other devices on my LAN. Several...
The CPU is currently at 100%
TOP looks like this:
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
27620 guest 30 10 5840 1964 884 R 73.1 0.4 350:40.89 find
4390 root 20 0 464m 64m 2256 S 23.3 13.1 101:15.32 java
3 root 20 0 0 0 0 S 0.3 0.0 0:51.66 ksoftirqd/0
6 root -2 0 0 0 0 S 0.3 0.0 3:24.45 rcu_kthread
12008 root 20 0 5372 1516 1052 R 0.3 0.3 0:00.10 top
1 root 20 0 5572 2828 1268 S 0.0 0.6 0:13.19 systemd
2 root 20 0 0 0 0 S 0.0 0.0 0:00.74 kthreadd
7 root rt 0 0 0 0 S 0.0 0.0 0:00.92 watchdog/0
8 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 khelper
177 root 20 0 0 0 0 S 0.0 0.0 0:00.00 sync_supers
179 root 20 0 0 0 0 S 0.0 0.0 0:00.00 bdi-default
181 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 kblockd
187 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 ata_sff
194 root 20 0 0 0 0 S 0.0 0.0 0:00.00 khubd
199 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 md
217 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 rpciod
234 root 20 0 0 0 0 S 0.0 0.0 3:56.43 kswapd0
283 root 20 0 0 0 0 S 0.0 0.0 0:00.00 fsnotify_mark
299 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 nfsiod
319 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 xfsalloc
320 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 xfs_mru_cache
321 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 xfslogd
322 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 xfsdatad
323 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 xfsconvertd
333 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 crypto
349 root 20 0 0 0 0 S 0.0 0.0 0:00.00 crypto
when I fetch more details with "ps aux" i get this:
guest 27620 95.4 0.2 5048 1256 ? RN 06:25 352:26 /usr/bin/find / -ignore_readdir_race ( -fstype NFS -o -fstype nfs -o -fstype nfs4 -o -fstype afs -o -fstype binfmt_misc -o -fstype proc -o -fstype smbfs -o -fstype autofs -o -fstype iso9660 -o -fstype ncpfs -o -fstype coda -o -fstype devpts -o -fstype ftpfs -o -fstype devfs -o -fstype mfs -o -fstype shfs -o -fstype sysfs -o -fstype cifs -o -fstype lustre_lite -o -fstype tmpfs -o -fstype usbfs -o -fstype udf -o -fstype ocfs2 -o -type d -regex \(^/tmp$\)\|\(^/usr/tmp$\)\|\(^/var/tmp$\)\|\(^/afs$\)\|\(^/amd$\)\|\(^/alex$\)\|\(^/var/spool$\)\|\(^/sfs$\)\|\(^/media$\)\|\(^/var/lib/schroot/mount$\) ) -prune -o -print0
I dont know if this gives you any clue.
UpdateDB is running, but with no CPU load
root 12310 0.0 0.1 4104 800 pts/0 S+ 12:37 0:00 grep update
root 27599 0.0 0.1 1752 520 ? SN 06:25 0:00 /bin/sh /usr/bin/updatedb.findutils
root 27607 0.0 0.0 1752 328 ? SN 06:25 0:00 /bin/sh /usr/bin/updatedb.findutils
TOP looks like this:
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
27620 guest 30 10 5840 1964 884 R 73.1 0.4 350:40.89 find
4390 root 20 0 464m 64m 2256 S 23.3 13.1 101:15.32 java
3 root 20 0 0 0 0 S 0.3 0.0 0:51.66 ksoftirqd/0
6 root -2 0 0 0 0 S 0.3 0.0 3:24.45 rcu_kthread
12008 root 20 0 5372 1516 1052 R 0.3 0.3 0:00.10 top
1 root 20 0 5572 2828 1268 S 0.0 0.6 0:13.19 systemd
2 root 20 0 0 0 0 S 0.0 0.0 0:00.74 kthreadd
7 root rt 0 0 0 0 S 0.0 0.0 0:00.92 watchdog/0
8 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 khelper
177 root 20 0 0 0 0 S 0.0 0.0 0:00.00 sync_supers
179 root 20 0 0 0 0 S 0.0 0.0 0:00.00 bdi-default
181 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 kblockd
187 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 ata_sff
194 root 20 0 0 0 0 S 0.0 0.0 0:00.00 khubd
199 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 md
217 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 rpciod
234 root 20 0 0 0 0 S 0.0 0.0 3:56.43 kswapd0
283 root 20 0 0 0 0 S 0.0 0.0 0:00.00 fsnotify_mark
299 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 nfsiod
319 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 xfsalloc
320 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 xfs_mru_cache
321 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 xfslogd
322 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 xfsdatad
323 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 xfsconvertd
333 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 crypto
349 root 20 0 0 0 0 S 0.0 0.0 0:00.00 crypto
when I fetch more details with "ps aux" i get this:
guest 27620 95.4 0.2 5048 1256 ? RN 06:25 352:26 /usr/bin/find / -ignore_readdir_race ( -fstype NFS -o -fstype nfs -o -fstype nfs4 -o -fstype afs -o -fstype binfmt_misc -o -fstype proc -o -fstype smbfs -o -fstype autofs -o -fstype iso9660 -o -fstype ncpfs -o -fstype coda -o -fstype devpts -o -fstype ftpfs -o -fstype devfs -o -fstype mfs -o -fstype shfs -o -fstype sysfs -o -fstype cifs -o -fstype lustre_lite -o -fstype tmpfs -o -fstype usbfs -o -fstype udf -o -fstype ocfs2 -o -type d -regex \(^/tmp$\)\|\(^/usr/tmp$\)\|\(^/var/tmp$\)\|\(^/afs$\)\|\(^/amd$\)\|\(^/alex$\)\|\(^/var/spool$\)\|\(^/sfs$\)\|\(^/media$\)\|\(^/var/lib/schroot/mount$\) ) -prune -o -print0
I dont know if this gives you any clue.
UpdateDB is running, but with no CPU load
root 12310 0.0 0.1 4104 800 pts/0 S+ 12:37 0:00 grep update
root 27599 0.0 0.1 1752 520 ? SN 06:25 0:00 /bin/sh /usr/bin/updatedb.findutils
root 27607 0.0 0.0 1752 328 ? SN 06:25 0:00 /bin/sh /usr/bin/updatedb.findutils
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