Got this error message last night as well.
DrWeb also automatically upgraded last night and since I've been getting these.
Server: activestudios-webhosting.com.
Server health parameter "Services > Apache CPU usage" changed its status from "green" to "yellow".
top - 04:33:54 up 11:20, 0 users, load average: 0.30, 0.60, 0.58
Tasks: 45 total, 2 running, 43 sleeping, 0 stopped, 0 zombie
Cpu(s): 0.4%us, 0.1%sy, 0.0%ni, 99.4%id, 0.1%wa, 0.0%hi, 0.0%si, 0.0%st
Mem: 2097152k total, 674204k used, 1422948k free, 0k buffers
Swap: 0k total, 0k used, 0k free, 0k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
11498 apache 15 0 66808 38m 4624 S 27.9 1.9 0:23.22 httpd
11508 apache 16 0 64540 37m 6792 R 13.9 1.9 0:24.04 httpd
5213 mysql 17 0 192m 36m 5380 S 2.0 1.8 0:17.85 mysqld
1 root 15 0 2072 644 556 S 0.0 0.0 0:01.16 init
3681 root 19 -4 2156 548 344 S 0.0 0.0 0:00.00 udevd
4063 root 15 0 13328 972 644 S 0.0 0.0 0:00.71 rsyslogd
4068 root 24 0 1676 400 332 S 0.0 0.0 0:00.00 rklogd
4088 sw-cp-se 18 0 6552 2968 1424 S 0.0 0.1 0:03.64 sw-cp-serverd
5122 root 15 0 7072 1064 668 S 0.0 0.1 0:00.26 sshd
5131 root 15 0 2728 892 724 S 0.0 0.0 0:00.15 xinetd
5163 root 19 0 2456 1132 972 S 0.0 0.1 0:00.00 mysqld_safe
5251 root 18 0 2840 564 460 S 0.0 0.0 0:00.03 couriertcpd
5253 root 18 0 1664 484 412 S 0.0 0.0 0:00.00 courierlogger
5261 root 15 0 2840 560 460 S 0.0 0.0 0:00.02 couriertcpd
5263 root 18 0 1664 480 412 S 0.0 0.0 0:00.00 courierlogger
5269 root 16 0 2840 564 460 S 0.0 0.0 0:00.02 couriertcpd
5271 root 18 0 1664 480 412 S 0.0 0.0 0:00.01 courierlogger
5279 root 16 0 2840 560 460 S 0.0 0.0 0:00.02 couriertcpd
5281 root 18 0 1664 484 412 S 0.0 0.0 0:00.01 courierlogger
5292 qmails 16 0 1716 412 324 S 0.0 0.0 0:00.01 qmail-send
5294 qmaill 18 0 1672 472 404 S 0.0 0.0 0:00.00 splogger
5295 root 18 0 1700 376 288 S 0.0 0.0 0:00.00 qmail-lspawn
5296 qmailr 15 0 1696 388 296 S 0.0 0.0 0:00.00 qmail-rspawn
5299 qmailq 18 0 1668 352 284 S 0.0 0.0 0:00.00 qmail-clean
5314 root 15 0 45484 22m 9.9m S 0.0 1.1 0:00.74 httpd
5369 named 18 0 109m 4744 2056 S 0.0 0.2 0:01.49 named
5400 root 15 0 32284 29m 2348 S 0.0 1.4 0:01.14 spamd
5403 popuser 15 0 32420 28m 1256 S 0.0 1.4 0:04.37 spamd
5626 drweb 15 0 88440 83m 1636 S 0.0 4.1 0:11.26 drwebd.real
5637 root 15 0 43992 16m 4380 S 0.0 0.8 0:04.84 sw-engine
5663 root 18 0 71732 2396 864 S 0.0 0.1 2:26.24 sw-collectd
5677 root 15 0 3244 1104 568 S 0.0 0.1 0:00.02 crond
5685 root 18 0 5588 704 428 S 0.0 0.0 0:00.00 saslauthd
5686 root 18 0 5588 440 164 S 0.0 0.0 0:00.00 saslauthd
10231 root 15 0 35516 9840 7036 S 0.0 0.5 0:00.46 sw-engine
11268 root 15 0 15956 2684 2180 S 0.0 0.1 0:03.35 monit
11496 apache 15 0 34624 11m 580 S 0.0 0.6 0:00.00 httpd
11555 apache 15 0 63744 35m 4616 S 0.0 1.7 0:22.43 httpd
11824 practica 20 0 7620 3996 2276 S 0.0 0.2 0:00.01 test.fcgi
13388 root 18 0 33688 7832 5836 S 0.0 0.4 0:00.01 sw-engine-cgi
13397 psaadm 15 0 38620 11m 4436 S 0.0 0.5 0:00.18 sw-engine-cgi
13398 psaadm 20 0 33688 2604 604 S 0.0 0.1 0:00.00 sw-engine-cgi
13399 psaadm 21 0 33688 2604 604 S 0.0 0.1 0:00.00 sw-engine-cgi
13436 root 15 0 2196 908 712 R 0.0 0.0 0:00.00 top
28024 apache 15 0 64280 35m 4604 S 0.0 1.7 0:17.23 httpd
About 10-15 an hour for most of the day.
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