crash: kmem -s displays data for thousands of slabs on RHEL 8
Issue
- In the
crash
debugger,kmem -s
displays thousands of entries:
CACHE OBJSIZE ALLOCATED TOTAL SLABS SSIZE NAME
ffff96819414a900 576 2 14 1 8k radix_tree_node(8590:rhsm.service)
ffff96819414bb00 2096 0 15 1 32k TCP(8590:rhsm.service)
ffff9680e0700480 2048 0 32 2 32k kmalloc-2048(8590:rhsm.service)
ffff9680e0700900 904 0 0 0 16k xfs_inode(8590:rhsm.service)
ffff9680e0701b00 4096 0 16 2 32k kmalloc-4096(8590:rhsm.service)
ffff96819414a300 664 1 24 2 8k proc_inode_cache(8590:rhsm.service)
ffff9680e0700300 1088 0 15 1 16k signal_cache(8590:rhsm.service)
ffff9680e0700780 2088 0 15 1 32k sighand_cache(8590:rhsm.service)
ffff9680e0701c80 704 0 23 1 16k files_cache(8590:rhsm.service)
ffff9680e0701200 5888 1 10 2 32k task_struct(8590:rhsm.service)
ffff9680e0700600 1024 0 16 1 16k kmalloc-1024(8590:rhsm.service)
ffff9680e0700f00 192 0 21 1 4k kmalloc-192(8590:rhsm.service)
[...]
Environment
- Red Hat Enterprise Linux 8
- crash command
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