Last updated on AUGUST 01, 2016
Applies to:
Solaris Cluster - Version 3.2 12/06 to 3.2U3 12/09 [Release 3.2]Solaris Operating System - Version 10 3/05 and later
Oracle Solaris on SPARC (64-bit)
Oracle Solaris on x86-64 (64-bit)
Symptoms
Solaris Cluster 3.2 nodes may report 'Unable to Fork ... Resource temporarily unavilable' in /var/adm/messages and console, eg:
There are many reasons for these messages discussed in other documents including, but not limited to:
- How to resolve "fork: Resource temporarily unavailable" or "svc.startd: Could not create thread" issues (Doc ID 1266839.1)
- -Bash: Fork: Resource Temporarily Unavailable (Doc ID 1279664.1)
- Memory exhaustion leading to system hang on Solaris 10u11 (or kernel 147147-26) with ZFS (Doc ID 1573006.1)
- Process Creation on Solaris 10 and Solaris 11 Systems With Certain Kernel Patches Installed May Fail When Using a ZFS Volume as a Swap Device (Doc ID 1579923.1)
This document covers a specific issue known to exist in Solaris Cluster 3.2 when the number of in-use contracts breaches the value defined by projects.max-contracts (10,000 by default)
Changes
No known changes are required to encounter this situation. Long uptime and active workloads may eventually encounter the condition discussed in this document.
Cause
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