Read Before Installing or Updating to ACC B.03.30.00 Edition 1 HP 9000 Systems h Manufacturing Part Number: Z7476-90001 E0202 © Copyright 2002 Hewlett-Packard Company.
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Running ACC on Systems with Multiple ACC Cards Installed zcom_mem_size 1 Running ACC on Systems with Multiple ACC Cards Installed The following HP-UX kernel parameters may need to be modified if your system has a large number of ACC cards installed. • zcom_mem_size • semmni • semmnu zcom_mem_size See the section “ZCOM_MEM_SIZE” in Appendix B, “Tuning and Sizing” of the ACC Installation and Configuration Guide for information on how to adjust the value of zcom_mem_size.
Running ACC on Systems with Multiple ACC Cards Installed semmni and semmnu You need to increase the size of the semmni (number of semaphore identifiers) and semmnu (number of semaphore undo structures) kernel parameters. Increasing the value of semmni to 128 and the value of semmnu to 64 enabled 25 ACC cards to be used. The optimum value depends on your system configuration.
