You need to adjust certain HP-UX kernel parameters to run Sybase IQ. Use the HP System Administration Manager (SAM) to change the parameters in the following table. After you set these parameters, reboot your system.
Parameter |
HP-UX 11.23 Itanium |
HP-UX 11.23 RISC |
|---|---|---|
STRMSGSZ |
0 |
0 |
bufpages |
n/a |
n/a |
max_thread_proc |
4096 |
4096 |
maxfiles |
2048 |
2048 |
maxfiles_lim |
2060 |
2060 |
maxswapchunks |
n/a |
n/a |
maxusers |
n/a |
n/a |
nfile |
20000 |
20000 |
nkthread |
8416 |
4096 |
sema |
n/a |
n/a |
semmap |
n/a |
n/a |
semmni |
7082 |
7082 |
semmns |
14164 |
14164 |
shmmax |
2147483647 (0X7FFFFFFF) |
2147483647 (0X7FFFFFFF) |
swapmem_on |
0 |
0 |
unlockable_mem |
10240 |
10240 |
maxdsiz_64bit |
17179869184 (0x400000000) |
17179869184 (0x400000000) |
maxrsessiz_64bit |
1073741824 |
n/a |
maxssiz_64bit |
1073741824 |
268435456 (0x10000000) |
maxtsiz_64bit |
4294967296 (0x100000000) |
4294967296 (0x100000000) |
The swapmem_on parameter is set to 0 because setting it to 1 increases paging and deactivation activity.
The maxswapchunks parameter is increased to raise the limit of configurable swap space beyond the default.
For HP-UX 11.23 Itanium, set the nkthread value greater than (nproc + 100).
