Refer to the exhibit, which shows the partial output of diagnose hardware sysinfo memory. An administrator is troubleshooting a high memory issue. Which two memory allocations can help the administrator pinpoint the issue? (Choose two.)
A.
The user space, which has 708880 kB of physical memory that is not used by the system.
B.
The I/O cache, which has 641364 kB of memory allocated to it.
C.
The 98908 kB of memory that will never be used.
D.
The unused cache page, which is represented by the value indicated next to the Inactive heading.
FortiGate allocates memory for five main purposes:
• System I/O cache
• Kernel memory slabs
• Buffers
• Process memory
• Shared memor
System I/O Cache Two types of pages:
• Active: Recently accessed
• Inactive: Not used after some time, Might be reclaimed by the kernel in case of shortage
Use the command shown on this slide to display the total amount of memory allocated for the I/O cache. This
command is useful when troubleshooting high memory issues to determine where memory is being allocated
Pagina 44,45,46 Network_Security_Support_Engineer_7.4_Study_Guide
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IBB90704
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