1 OS_MON Release Notes
This document describes the changes made to the OS_MON application.
Os_mon 1.3.4
Fixed errors and malfunctions
- Changed MAX-ACCESS for
diskDescr
in OTP-OS-MON-MIB fromnot-accessible
toread-only
.
Own Id: OTP-2693Os_mon 1.3.3
Fixed errors and malfunctions
- Failover of a loaded MIB did not work. When a MIB was loaded on one node and that node crashed, the failover of the MIB to a new node did not work.
Own Id: OTP-2200
Aux Id: seq 651, HA75679Improvements and new features
- Events in the Windows NT event log can be imported into erlang with the generic module nteventlog.
Own Id: OTP-1673Os_mon 1.3.2
Fixed errors and malfunctions
- Failover of a loaded MIB did not work. When a MIB was loaded on one node and that node crashed, the failover of the MIB to a new node did not work.
Own Id: OTP-2200
Aux Id: seq 651, HA756791.1 OS_MON 1.3.1
1.1.1 Fixed Bugs and malfunctions
- Failover/takeover of the SNMP agent administering the MIB did not work, since the old implementation tried to delete a Mnesia table on a node which was not up and running (which always is the case at failover). Now the SNMP related Mnesia table is defined to have the
local_content
property.
Own Id: OTP-2146
Aux Id: seq1
1.2 OS_MON 1.3
1.2.1 Improvements and new features
- The
disksup
andmemsup
parts of os_mon is now supported on the WIN32 platform.
Own Id: OTP-1670, OTP-1671
- The
memsup
part of os_mon is now supported on the VxWorks platform.
1.2.2 Fixed Bugs and malfunctions
- The problem that
disksup
sometimes could hang the entire node during startup is solved.
Own Id: OTP-1658
1.2.3 Incompatibilities with OS_MON 1.2
- The SNMP Mib OS-MON-MIB has changed its name to OTP-OS-MON-MIB.
1.3 OS_MON 1.2
1.3.1 Improvements and new features
- Added the attribute
loadCpuLoad
in the SNMP MIBOS-MON-MIB
, in theloadTable
. It usescpu_sup
to fetch the load.
Own Id: OTP-1190
Aux Id: PH3-OTP-3:7
- Added new module
cpu_sup
. It supervises the CPU load in the operating system.
Own Id: OTP-1191
1.4 OS_MON 1.1.1
1.4.1 Improvements and new features
- Adapted new application resource file possibility, i.e. module version is not specified any longer.
1.5 OS_MON 1.1
1.5.1 Improvements and new features
- Added
os_sup
, a solaris syslog facility.
- Added the OS-MON-MIB for SNMP monitoring of os_mon.
- Added functions for inspection of configuration parameters for
disksup
andmemsup
.
1.5.2 Fixed Bugs and malfunctions
1.5.3 Incompatibilities with OTP P1G
- Changed the output format from
disksup:get_disk_data/0
.
1.5.4 Known bugs and problems
-