Cause | This can be caused if the collectd service is performing a migration of the rsa-sms RRD files. This is seen as multiple python processes in a 'top' output with moderate CPU usage on the NetWitness head-unit server.
# top top - 05:35:59 up 45 min, 3 users, load average: 15.87, 11.95, 5.79 Tasks: 767 total, 15 running, 752 sleeping, 0 stopped, 0 zombie Cpu(s): 53.3%us, 3.2%sy, 0.1%ni, 43.2%id, 0.1%wa, 0.0%hi, 0.1%si, 0.0%st Mem: 99154660k total, 27216736k used, 71937924k free, 73060k buffers Swap: 4194296k total, 0k used, 4194296k free, 2627660k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 15250 rabbitmq 20 0 5613m 971m 3880 S 229.2 1.0 34:52.75 beam.smp 13715 root 20 0 454m 195m 1776 R 100.2 0.2 5:51.48 python 13716 root 20 0 454m 195m 1776 R 100.2 0.2 5:47.27 python 27866 root 20 0 454m 195m 1776 R 100.2 0.2 2:39.51 python 28616 root 20 0 454m 195m 1776 R 100.2 0.2 2:38.86 python 28617 root 20 0 374m 115m 1776 R 99.9 0.1 2:40.53 python 27864 root 20 0 374m 115m 1776 R 96.6 0.1 2:39.64 python 28615 root 20 0 445m 186m 1776 R 95.9 0.2 2:40.78 python 27862 root 20 0 454m 195m 1776 R 94.9 0.2 2:41.09 python 13713 root 20 0 374m 115m 1776 R 94.3 0.1 5:51.10 python 28621 root 20 0 454m 195m 1776 R 94.3 0.2 2:39.48 python 27865 root 20 0 454m 195m 1776 R 93.9 0.2 2:40.74 python 28613 root 20 0 454m 195m 1776 R 93.3 0.2 2:41.22 python 13712 root 20 0 454m 195m 1776 R 92.6 0.2 5:50.79 python 13714 root 20 0 415m 156m 1776 R 91.9 0.2 5:47.98 python 25617 root 20 0 20.9g 1.5g 20m S 69.5 1.6 3:43.53 java
# ps eax | grep python 28613 ? R 0:59 /usr/bin/python /usr/lib/collectd/python/migrate_SMS_RRD_files.py TERM=linux PATH=/sbin:/usr/sbin:/bin:/usr/bin _=/usr/bin/python PWD=/var/lib/collectd LANG=en_US.UTF-8 SHLVL=3 28615 ? Rl 0:59 /usr/bin/python /usr/lib/collectd/python/migrate_SMS_RRD_files.py TERM=linux PATH=/sbin:/usr/sbin:/bin:/usr/bin _=/usr/bin/python PWD=/var/lib/collectd LANG=en_US.UTF-8 SHLVL=3 28616 ? Rl 0:59 /usr/bin/python /usr/lib/collectd/python/migrate_SMS_RRD_files.py TERM=linux PATH=/sbin:/usr/sbin:/bin:/usr/bin _=/usr/bin/python PWD=/var/lib/collectd LANG=en_US.UTF-8 SHLVL=3 28617 ? Rl 0:59 /usr/bin/python /usr/lib/collectd/python/migrate_SMS_RRD_files.py TERM=linux PATH=/sbin:/usr/sbin:/bin:/usr/bin _=/usr/bin/python PWD=/var/lib/collectd LANG=en_US.UTF-8 SHLVL=3 28621 ? Rl 0:58 /usr/bin/python /usr/lib/collectd/python/migrate_SMS_RRD_files.py TERM=linux PATH=/sbin:/usr/sbin:/bin:/usr/bin _=/usr/bin/python PWD=/var/lib/collectd LANG=en_US.UTF-8 SHLVL=3
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