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Diffstat (limited to 'doc/FAQ_BSDI')
| -rw-r--r-- | doc/FAQ_BSDI | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/doc/FAQ_BSDI b/doc/FAQ_BSDI index 393b5d04607..f56c55c710a 100644 --- a/doc/FAQ_BSDI +++ b/doc/FAQ_BSDI @@ -21,12 +21,13 @@ to your /etc/login.conf file. 2a) By default, only 4MB of shared memory is supported by BSDI. Keep in mind that shared memory is not pageable. It is locked in RAM. -To increase the number of buffers supported by the postmaseter, increase -SHMMAXPGS by 1024 for every additional 4MB of shared memory: +To increase the number of buffers supported by the postmaseter, add the +following to your kernel config file. A SHMMAXPGS value of 1024 +represents 4MB of shared memory. Increase it accordingly: -/sys/sys/shm.h:69:#define SHMMAXPGS 1024 /* max hardware pages... +options "SHMMAXPGS=4096" -The default setting of 1024 is for a maximum of 4MB of shared memory. +The default is 1024 which allows a maximum of 4MB of shared memory. For those running 4.1 or later, just recompile the kernel and reboot. For those running earlier releases, see step 2b. @@ -42,7 +43,7 @@ the current kernel. This is computed dynamically at bootup. Next, change SYSPTSIZE to a hard-coded value. Use the bpatch value, plus add 1 for every additional 4MB of shared memory you desire. -/sys/i386/i386/i386_param.c:28:#define SYSPTSIZE 0 /* dynamically... +options "SYSPTSIZE=13" sysptsize can not be changed by sysctl on the fly. |