64-bit ustack helper (v0.10)

$ uname -v
joyent_20150428T081540Z

$ node -v
v0.10.40

$ file $(which node)
/home/dap/node-v0.10.40-sunos-x64/bin/node:     ELF 64-bit LSB executable AMD64 Version 1, dynamically linked, not stripped

$ node
> process.arch
'x64'

$ cat gcore-loop2.js 
// hack for line number information
new Error().stack;

function main()
{
        func1();
}

function func1()
{
        func2();
}

function func2()
{
        for (;;)
                ;
        console.log(arguments);
}

main();


$ node gcore-loop2.js &
[1] 34782


$ dtrace -n 'profile-97/pid == 34782/{ jstack(80, 8192); exit(0); }'
dtrace: description 'profile-97' matched 1 probe
CPU     ID                    FUNCTION:NAME
 10  44906                      :profile-97 
              func2 at /home/dap/node-testing/test-programs/gcore-loop2.js line 23
              func1 at /home/dap/node-testing/test-programs/gcore-loop2.js line 23
              main at /home/dap/node-testing/test-programs/gcore-loop2.js line 23
              (anon) as (anon) at /home/dap/node-testing/test-programs/gcore-loop2.js line 1
              << internal >>
              (anon) as Module._compile at module.js line 540
              (anon) as Module._extensions..js at module.js line 540
              (anon) as Module.load at module.js line 540
              (anon) as Module._load at module.js line 540
              (anon) as Module.runMain at module.js line 540
              startup at node.js line 468
              (anon) as (anon) at node.js line 468
              << internal >>
              << entry >>
              node`_ZN2v88internalL6InvokeEbNS0_6HandleINS0_10JSFunctionEEENS1_INS0_6ObjectEEEiPS5_Pb+0xf7
              node`_ZN2v88internal9Execution4CallENS0_6HandleINS0_6ObjectEEES4_iPS4_Pbb+0xc8
              node`_ZN2v88Function4CallENS_6HandleINS_6ObjectEEEiPNS1_INS_5ValueEEE+0x14a
              node`_ZN4node4LoadEN2v86HandleINS0_6ObjectEEE+0xf5
              node`_ZN4node5StartEiPPc+0x163
              node`_start+0x6c

64-bit ustack helper (v0.12)

$ uname -v
joyent_20150428T081540Z

$ node -v
v0.12.7

$ node
> process.arch
'x64'

$ node gcore-loop2.js &
[1] 35396

$ dtrace -n 'profile-97/pid == 35396/{ jstack(80, 8192); exit(0); }'
dtrace: description 'profile-97' matched 1 probe
CPU     ID                    FUNCTION:NAME
  7  44906                      :profile-97 
              func2 at /home/dap/node-testing/test-programs/gcore-loop2.js line 23
              func1 at /home/dap/node-testing/test-programs/gcore-loop2.js line 23
              main at /home/dap/node-testing/test-programs/gcore-loop2.js line 23
              (anon) as (anon) at /home/dap/node-testing/test-programs/gcore-loop2.js line 1
              << internal >>
              (anon) as Module._compile at module.js line 543
              (anon) as Module._extensions..js at module.js line 543
              (anon) as Module.load at module.js line 543
              (anon) as Module._load at module.js line 543
              (anon) as Module.runMain at module.js line 543
              startup at node.js line 408
              (anon) as (anon) at node.js line 408
              << internal >>
              << entry >>
              node`_ZN2v88internalL6InvokeEbNS0_6HandleINS0_10JSFunctionEEENS1_INS0_6ObjectEEEiPS5_+0x11e
              node`_ZN2v88internal9Execution4CallEPNS0_7IsolateENS0_6HandleINS0_6ObjectEEES6_iPS6_b+0xb3
              node`_ZN2v88Function4CallENS_6HandleINS_5ValueEEEiPS3_+0xc2
              node`_ZN4node15LoadEnvironmentEPNS_11EnvironmentE+0x1fe
              node`_ZN4node5StartEiPPc+0x157
              node`_start+0x6c