Would like to raise a bug report about this but having difficulty figuring out which of the updated packages makes the temperature portion of sensors (lm_sensors) not report properly on sme8 servers. Updates done on Aug 18 - 30, 2013 - issue same on multiple servers. Also the hddtemp sensors not displaying output correctly.
Current output -
[root@server ~]# sensors
CPU Temp: +41.3°C (high = +146°C, hyst = -71°C)
SYS Temp: +30.8°C (high = +146°C, hyst = -71°C)
SBr Temp: +24.9°C (high = +146°C, hyst = +146°C)
[root@server ~]# hddtemp /dev/hda /dev/hdc
/dev/hda: WDC WD800JB-00JJA0: 37°C
/dev/hdc: WDC WD800JB-00JJA0: 40°C
Output before update -
[root@server ~]# sensors
CPU Temp: +41.3°C (high = +146°C, hyst = -71°C)
SYS Temp: +30.8°C (high = +146°C, hyst = -71°C)
SBr Temp: +24.9°C (high = +146°C, hyst = +146°C)
[root@server ~]# hddtemp /dev/hda /dev/hdc
/dev/hda: WDC WD800JB-00JJA0: 37°C
/dev/hdc: WDC WD800JB-00JJA0: 40°C
Packages updated -
Aug 18 14:29:37 Updated: tzdata-2013c-2.el5.i386
Aug 18 14:30:23 Updated: glibc-common-2.5-107.el5_9.5.i386
Aug 18 14:30:24 Updated: nash-5.1.19.6-80.el5_9.i386
Aug 18 14:30:27 Updated: smeserver-locale-ru-2.2.0-42.el5.sme.noarch
Aug 18 14:30:28 Updated: smeserver-locale-sl-2.2.0-42.el5.sme.noarch
Aug 18 14:30:29 Updated: smeserver-locale-fr-2.2.0-42.el5.sme.noarch
Aug 18 14:30:29 Updated: smeserver-locale-it-2.2.0-42.el5.sme.noarch
Aug 18 14:30:30 Updated: smeserver-locale-et-2.2.0-42.el5.sme.noarch
Aug 18 14:30:31 Updated: smeserver-locale-pt_BR-2.2.0-42.el5.sme.noarch
Aug 18 14:30:31 Updated: smeserver-locale-bg-2.2.0-42.el5.sme.noarch
Aug 18 14:30:32 Updated: smeserver-locale-da-2.2.0-42.el5.sme.noarch
Aug 18 14:30:32 Updated: smeserver-locale-tr-2.2.0-42.el5.sme.noarch
Aug 18 14:30:33 Updated: smeserver-locale-zh_CN-2.2.0-42.el5.sme.noarch
Aug 18 14:30:33 Updated: smeserver-locale-nb-2.2.0-42.el5.sme.noarch
Aug 18 14:30:34 Updated: smeserver-locale-nl-2.2.0-42.el5.sme.noarch
Aug 18 14:30:35 Updated: smeserver-locale-el-2.2.0-42.el5.sme.noarch
Aug 18 14:30:36 Updated: smeserver-locale-ro-2.2.0-42.el5.sme.noarch
Aug 18 14:30:36 Updated: smeserver-locale-pl-2.2.0-42.el5.sme.noarch
Aug 18 14:30:37 Updated: smeserver-locale-id-2.2.0-42.el5.sme.noarch
Aug 18 14:30:37 Updated: smeserver-locale-sv-2.2.0-42.el5.sme.noarch
Aug 18 14:30:37 Updated: smeserver-locale-de-2.2.0-42.el5.sme.noarch
Aug 18 14:30:38 Updated: smeserver-locale-he-2.2.0-42.el5.sme.noarch
Aug 18 14:30:39 Updated: smeserver-locale-pt-2.2.0-42.el5.sme.noarch
Aug 18 14:30:39 Updated: smeserver-locale-hu-2.2.0-42.el5.sme.noarch
Aug 18 14:30:39 Updated: smeserver-locale-th-2.2.0-42.el5.sme.noarch
Aug 18 14:30:40 Updated: smeserver-locale-es-2.2.0-42.el5.sme.noarch
Aug 18 14:30:40 Updated: smeserver-locale-zh_TW-2.2.0-42.el5.sme.noarch
Aug 18 14:30:41 Updated: smeserver-locale-ja-2.2.0-42.el5.sme.noarch
Aug 18 14:30:49 Updated: glibc-2.5-107.el5_9.5.i686
Aug 18 14:30:53 Updated: bash-3.2-32.el5_9.1.i386
Aug 18 14:30:53 Updated: e2fsprogs-libs-1.39-36.el5_9.i386
Aug 18 14:30:54 Updated: krb5-libs-1.6.1-70.el5_9.2.i386
Aug 18 14:30:55 Updated: libxml2-2.6.26-2.1.21.el5_9.3.i386
Aug 18 14:30:56 Updated: perl-Net-DNS-0.71-1.el5.rfx.i386
Aug 18 14:30:59 Updated: httpd-2.2.3-82.el5.centos.i386
Aug 18 14:30:59 Updated: sqlite-3.3.6-7.i386
Aug 18 14:31:02 Updated: dovecot-1.0.7-8.el5_9.1.i386
Aug 18 14:31:03 Updated: curl-7.15.5-17.el5_9.i386
Aug 18 14:31:04 Updated: php-common-5.3.3-13.el5.sme.2.i386
Aug 18 14:31:07 Updated: ruby-libs-1.8.5-31.el5_9.i386
Aug 18 14:31:07 Updated: kpartx-0.4.7-54.el5_9.2.i386
Aug 18 14:31:08 Updated: nspr-4.9.5-1.el5_9.i386
Aug 18 14:31:11 Updated: device-mapper-multipath-0.4.7-54.el5_9.2.i386
Aug 18 14:31:13 Updated: php-cli-5.3.3-13.el5.sme.2.i386
Aug 18 14:31:13 Updated: php-5.3.3-13.el5.sme.2.i386
Aug 18 14:31:14 Updated: php-ldap-5.3.3-13.el5.sme.2.i386
Aug 18 14:31:14 Updated: php-pdo-5.3.3-13.el5.sme.2.i386
Aug 18 14:31:14 Updated: php-mysql-5.3.3-13.el5.sme.2.i386
Aug 18 14:31:15 Updated: e2fsprogs-1.39-36.el5_9.i386
Aug 18 14:31:16 Updated: DCC-1.3.145-25.el5.i386
Aug 18 14:31:24 Updated: spamassassin-3.3.2-56.el5.i386
Aug 18 14:31:25 Updated: mkinitrd-5.1.19.6-80.el5_9.i386
Aug 18 14:31:27 Updated: nss-3.14.3-6.el5_9.i386
Aug 18 14:31:29 Updated: ruby-1.8.5-31.el5_9.i386
Aug 18 14:31:30 Updated: gnutls-1.4.1-10.el5_9.2.i386
Aug 18 14:31:30 Updated: php-gd-5.3.3-13.el5.sme.2.i386
Aug 18 14:31:31 Updated: php-mbstring-5.3.3-13.el5.sme.2.i386
Aug 18 14:31:31 Updated: php-imap-5.3.3-13.el5.sme.2.i386
Aug 18 14:31:31 Updated: php-xml-5.3.3-13.el5.sme.2.i386
Aug 18 14:31:32 Updated: 1:mod_ssl-2.2.3-82.el5.centos.i386
Aug 18 14:31:33 Updated: libxml2-python-2.6.26-2.1.21.el5_9.3.i386
Aug 18 14:31:33 Updated: nscd-2.5-107.el5_9.5.i386
Aug 18 14:31:35 Updated: e-smith-lib-2.2.0-9.el5.sme.noarch
Aug 18 14:31:42 Updated: clamav-db-0.97.8-1.el5.sme.i386
Aug 18 14:31:43 Updated: qpsmtpd-0.84-5.el5.sme.noarch
Aug 18 14:31:46 Updated: e-smith-manager-2.2.0-8.el5.sme.noarch
Aug 18 14:31:49 Updated: e-smith-base-5.2.0-84.el5.sme.i386
Aug 18 14:31:51 Updated: smeserver-qpsmtpd-2.2.0-17.el5.sme.noarch
Aug 18 14:31:52 Updated: e-smith-imap-2.2.0-5.el5.sme.noarch
Aug 18 14:31:53 Updated: e-smith-imp-5.2.0-10.el5.sme.noarch
Aug 18 14:31:54 Updated: e-smith-backup-2.2.0-73.el5.sme.noarch
Aug 18 14:31:54 Updated: e-smith-php-2.2.0-7.el5.sme.noarch
Aug 18 14:33:15 Installed: kernel-2.6.18-348.12.1.el5.i686
Aug 18 14:33:16 Updated: php-devel-5.3.3-13.el5.sme.2.i386
Aug 18 14:33:21 Updated: clamav-0.97.8-1.el5.sme.i386
Aug 18 14:33:22 Updated: clamd-0.97.8-1.el5.sme.i386
Aug 18 14:33:23 Updated: smeserver-clamav-2.2.0-13.el5.sme.noarch
Aug 18 14:33:26 Updated: e-smith-email-5.2.0-21.el5.sme.noarch
Aug 18 14:33:27 Updated: e-smith-qmail-2.2.0-11.el5.sme.noarch
Aug 18 14:34:29 Updated: httpd-2.2.3-82.el5.centos.i386
Since the output of lm_sensors is how both phpsysinfo and sme8admin derive their info each of these programs will not display the temps at all for board temps or hdd temps....
Thanks
Paul