[DragonFlyBSD - Bug #3347] pctrack fails with kvm_nlist: No such file or directory

[bugtracker-admin at leaf.dragonflybsd.org]

Issue #3347 has been updated by tuxillo.


Definitely works when kernel is buitl with DEBUG_PCTRACK:

<pre>
root at dev01:~ # pctrack -s -c 1
CPU 1 SYSTEM:
        0x0
        0x0
        0x0
        0x0
        0x0
        h2_XXH64+96
        hammer2_chain_lock+160
        memmove+266
        vm_page_lookup+125
        vm_page_lookup+125
        vm_page_lookup+125
        vm_page_hash_get+117
        calltrap+1
        syscall2+191
        vm_object_hold+13
        pv_placemarker_wakeup.isra.15+10
        pmap_scan_callback+523
        h2_XXH64+96
        pv_placemarker_wakeup.isra.15+10
        calltrap+1
        vtpci_notify_virtqueue+38
        vtpci_notify_virtqueue+38
        calltrap+1
        vm_page_alloc+3959
        vm_fault_object+1198
        calltrap+1
        calltrap+1
        lwkt_gettoken+677
        memmove+266
        memmove+266
        lwkt_gettoken+677
        lwkt_gettoken+677

</pre>

----------------------------------------
Bug #3347: pctrack fails with kvm_nlist: No such file or directory
http://bugs.dragonflybsd.org/issues/3347#change-14516

* Author: tuxillo
* Status: In Progress
* Priority: Normal
* Assignee: tuxillo
* Category: Userland
* Target version: 6.6
* Start date: 2023-03-25
----------------------------------------
As reported by kworr, it seems pctrack(8) does not work:

<pre>
# pctrack
pctrack: kvm_nlist: No such file or directory
</pre>



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