SUPPORT / SAMPLES & SAS NOTES
Problem Note 65382: Poor performance when analyzing a frailty model using the RANDOM statement in the PHREG procedure
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You might experience slow processing times when you specify a RANDOM statement in PROC PHREG to fit a frailty model. A hot fix that can improve performance is available for SAS® 9.4M5 (TS1M5) and SAS® 9.4M6 (TS1M6).
Click the Hot Fix tab in this note to access the hot fix for this issue.
Operating System and Release Information
| Product Family | Product | System | Product Release | SAS Release | ||
| Reported | Fixed* | Reported | Fixed* | |||
| SAS System | SAS/STAT | Solaris for x64 | 9.3 | 9.3 TS1M0 | ||
| Linux for x64 | 9.3 | 9.3 TS1M0 | ||||
| Linux | 9.3 | 9.3 TS1M0 | ||||
| HP-UX IPF | 9.3 | 9.3 TS1M0 | ||||
| 64-bit Enabled Solaris | 9.3 | 9.3 TS1M0 | ||||
| 64-bit Enabled HP-UX | 9.3 | 9.3 TS1M0 | ||||
| 64-bit Enabled AIX | 9.3 | 9.3 TS1M0 | ||||
| Windows Vista for x64 | 9.3 | 9.3 TS1M0 | ||||
| Windows Vista | 9.3 | 9.3 TS1M0 | ||||
| Windows 7 Ultimate x64 | 9.3 | 9.3 TS1M0 | ||||
| Windows 7 Ultimate 32 bit | 9.3 | 9.3 TS1M0 | ||||
| Windows 7 Professional x64 | 9.3 | 9.3 TS1M0 | ||||
| Windows 7 Professional 32 bit | 9.3 | 9.3 TS1M0 | ||||
| Windows 7 Home Premium x64 | 9.3 | 9.3 TS1M0 | ||||
| Windows 7 Home Premium 32 bit | 9.3 | 9.3 TS1M0 | ||||
| Windows 7 Enterprise x64 | 9.3 | 9.3 TS1M0 | ||||
| Windows 7 Enterprise 32 bit | 9.3 | 9.3 TS1M0 | ||||
| Microsoft Windows XP Professional | 9.3 | 9.3 TS1M0 | ||||
| Microsoft Windows Server 2008 for x64 | 9.3 | 9.3 TS1M0 | ||||
| Microsoft Windows Server 2008 R2 | 9.3 | 9.3 TS1M0 | ||||
| Microsoft Windows Server 2008 | 9.3 | 9.3 TS1M0 | ||||
| Microsoft Windows Server 2003 for x64 | 9.3 | 9.3 TS1M0 | ||||
| Microsoft Windows Server 2003 Standard Edition | 9.3 | 9.3 TS1M0 | ||||
| Microsoft Windows Server 2003 Enterprise Edition | 9.3 | 9.3 TS1M0 | ||||
| Microsoft Windows Server 2003 Datacenter Edition | 9.3 | 9.3 TS1M0 | ||||
| Microsoft® Windows® for x64 | 9.3 | 9.3 TS1M0 | ||||
| z/OS | 9.3 | 9.3 TS1M0 | ||||