jhsdb jstack –mixed –pid PID” in latest openjdk 11 64-bit on latest Ubuntu(18.04) and latest fedora (29) and RHEL 8 Beta does not print the full stack trace for all the threads. The stack traces are truncated, though all the threads are printed.

----------------- 1479 -----------------
"DestroyJavaVM" #17 prio=5 tid=0x0000000000bae000 nid=0x5c7 waiting on condition [0x0000000000000000]
   java.lang.Thread.State: RUNNABLE
   JavaThread state: _thread_blocked
0x00007f839224f9f3 __pthread_cond_wait + 0x243
----------------- 1480 -----------------
----------------- 1481 -----------------
"Reference Handler" #2 daemon prio=10 tid=0x0000000000c36000 nid=0x5c9 waiting on condition [0x00007f8376d15000]
   java.lang.Thread.State: RUNNABLE
   JavaThread state: _thread_blocked
0x00007f839224f9f3 __pthread_cond_wait + 0x243
----------------- 1482 -----------------
"Finalizer" #3 daemon prio=8 tid=0x0000000000c3a000 nid=0x5ca in Object.wait() [0x00007f8376c14000]
   java.lang.Thread.State: WAITING (on object monitor)
   JavaThread state: _thread_blocked
0x00007f839224f9f3 __pthread_cond_wait + 0x243
----------------- 1483 -----------------
"Signal Dispatcher" #4 daemon prio=9 tid=0x0000000000c56800 nid=0x5cb runnable [0x0000000000000000]
   java.lang.Thread.State: RUNNABLE
   JavaThread state: _thread_blocked
0x00007f83922526d6 do_futex_wait.constprop.1 + 0x36