Thanks Glen
I will do this
Meanwhile, I have just run health-check on this session, which gave the disk too slow message when simply playing the session and got this output:
$ sudo health-check -p 5508
CPU usage (in terms of 1 CPU):
PID Process USR% SYS% TOTAL% Duration
5508 ardour-7.5.227 41.47 1.25 42.72 60.00 (high load)
Page Faults:
PID Process Minor/sec Major/sec Total/sec
5508 ardour-7.5.227 140.97 0.20 141.17
Context Switches:
PID Process Voluntary Involuntary Total
Ctxt Sw/Sec Ctxt Sw/Sec Ctxt Sw/Sec
5508 ardour-7.5.227 1737.73 16.90 1754.63 (high)
File I/O operations:
PID Process Count Op Filename
5508 ardour-7.5.227 6 W /home/mel/.xsession-errors
5508 ardour-7.5.227 2 R /home/mel/Music/Audio/endInTears/interchange/endInTears/audiofiles/Take88_bass-1.wav
5508 ardour-7.5.227 2 R /home/mel/Music/Audio/endInTears/interchange/endInTears/audiofiles/Take139_gvox1-1.wav
5508 ardour-7.5.227 2 R /home/mel/Music/Audio/endInTears/interchange/endInTears/audiofiles/Take96_gtr1-1.wav
5508 ardour-7.5.227 2 C /home/mel/Music/Audio/endInTears/peaks/cf88c55337d51faa0ef3e2a41a2eadc4a9a19532.peak
5508 ardour-7.5.227 2 O /home/mel/Music/Audio/endInTears/peaks/cf88c55337d51faa0ef3e2a41a2eadc4a9a19532.peak
5508 ardour-7.5.227 2 C /home/mel/Music/Audio/endInTears/peaks/d830640e4b9e2283c360bd75ae16996a18453875.peak
5508 ardour-7.5.227 2 O /home/mel/Music/Audio/endInTears/peaks/d830640e4b9e2283c360bd75ae16996a18453875.peak
5508 ardour-7.5.227 1 R /home/mel/Music/Audio/endInTears/interchange/endInTears/audiofiles/Take68_bv 2-1.wav
5508 ardour-7.5.227 1 R /home/mel/Music/Audio/endInTears/interchange/endInTears/audiofiles/Take58_bv0-1.wav
5508 ardour-7.5.227 1 R /home/mel/Music/Audio/endInTears/interchange/endInTears/audiofiles/Take85_bass-1.wav
5508 ardour-7.5.227 1 C /home/mel/Music/Audio/endInTears/peaks/4da898bb12737317dd4f1c6dbc546284e197a72f.peak
5508 ardour-7.5.227 1 O /home/mel/Music/Audio/endInTears/peaks/4da898bb12737317dd4f1c6dbc546284e197a72f.peak
5508 ardour-7.5.227 1 C /home/mel/Music/Audio/endInTears/peaks/e8aa31c6730db2a020030933088faafe1b3e75f2.peak
5508 ardour-7.5.227 1 O /home/mel/Music/Audio/endInTears/peaks/e8aa31c6730db2a020030933088faafe1b3e75f2.peak
5508 ardour-7.5.227 1 C /home/mel/Music/Audio/endInTears/peaks/30f1413a7761db4c51cd8da35d093591f7560aa1.peak
5508 ardour-7.5.227 1 O /home/mel/Music/Audio/endInTears/peaks/30f1413a7761db4c51cd8da35d093591f7560aa1.peak
5508 ardour-7.5.227 1 C /home/mel/Music/Audio/endInTears/peaks/7428bc9795a4abd6fcaa42843135105b0d8a8a0c.peak
5508 ardour-7.5.227 1 O /home/mel/Music/Audio/endInTears/peaks/7428bc9795a4abd6fcaa42843135105b0d8a8a0c.peak
5508 ardour-7.5.227 1 C /home/mel/Music/Audio/endInTears/peaks/2d8559736d6de7409c174bc4d811621032d3ff51.peak
5508 ardour-7.5.227 1 O /home/mel/Music/Audio/endInTears/peaks/2d8559736d6de7409c174bc4d811621032d3ff51.peak
5508 ardour-7.5.227 1 C /home/mel/Music/Audio/endInTears/peaks/ca6a11dbbbe09425217011257294630f94ea7024.peak
5508 ardour-7.5.227 1 O /home/mel/Music/Audio/endInTears/peaks/ca6a11dbbbe09425217011257294630f94ea7024.peak
5508 ardour-7.5.227 1 C /home/mel/Music/Audio/endInTears/peaks/2f56ad17ab36c5a33dd34119f8e8ce8c339ffa11.peak
5508 ardour-7.5.227 1 O /home/mel/Music/Audio/endInTears/peaks/2f56ad17ab36c5a33dd34119f8e8ce8c339ffa11.peak
5508 ardour-7.5.227 1 C /home/mel/Music/Audio/endInTears/peaks/3d2ef5836d146ea8aa35506c9b1400967aafc854.peak
5508 ardour-7.5.227 1 O /home/mel/Music/Audio/endInTears/peaks/3d2ef5836d146ea8aa35506c9b1400967aafc854.peak
5508 ardour-7.5.227 1 C /home/mel/Music/Audio/endInTears/peaks/0d4b28ef8ee9bfb9716c27606d154ceb440ebf54.peak
5508 ardour-7.5.227 1 O /home/mel/Music/Audio/endInTears/peaks/0d4b28ef8ee9bfb9716c27606d154ceb440ebf54.peak
5508 ardour-7.5.227 1 O /usr/share/fonts/truetype/ttf-bitstream-vera/VeraMono.ttf
5508 ardour-7.5.227 1 C /usr/share/fonts/truetype/ttf-bitstream-vera/VeraSe.ttf
5508 ardour-7.5.227 1 O /opt/Ardour-7.5.227-dbg/share/ArdourSans.ttf
5508 ardour-7.5.227 1 C /usr/share/fonts/truetype/ttf-bitstream-vera/VeraMono.ttf
Total 45
Op: O=Open, R=Read, W=Write, C=Close
File I/O Operations per second:
PID Process Open Close Read Write
5508 ardour-7.5.227 0.25 0.25 0.15 0.10
System calls traced:
PID Process Syscall Count Rate/Sec Total ĂŽÂĽSecs % Call Time
5508 ardour-7.5.227 recvmsg 25198 419.9664 208134 0.3637
5508 ardour-7.5.227 poll 13928 232.1332 56904279 99.4439
5508 ardour-7.5.227 getpid 3144 52.4000 16346 0.0286
5508 ardour-7.5.227 writev 3040 50.6666 39835 0.0696
5508 ardour-7.5.227 sched_yield 1572 26.2000 8229 0.0144
5508 ardour-7.5.227 read 935 15.5833 6347 0.0111
5508 ardour-7.5.227 ioctl 539 8.9833 25694 0.0449
5508 ardour-7.5.227 write 523 8.7167 3984 0.0070
5508 ardour-7.5.227 stat 73 1.2167 1097 0.0019
5508 ardour-7.5.227 mmap 18 0.3000 339 0.0006
5508 ardour-7.5.227 close 18 0.3000 171 0.0003
5508 ardour-7.5.227 openat 18 0.3000 232 0.0004
5508 ardour-7.5.227 munmap 15 0.2500 241 0.0004
5508 ardour-7.5.227 futex 7 0.1167 53 0.0001
5508 ardour-7.5.227 brk 6 0.1000 60 0.0001
5508 ardour-7.5.227 fcntl 5 0.0833 31 0.0001
5508 ardour-7.5.227 fstat 2 0.0333 14 0.0000
5508 ardour-7.5.227 restart_syscall 1 0.0167 7425 0.0130
Total 49042 817.3661 57222511
Top polling system calls:
PID Process Syscall Rate/Sec Infinite Zero Minimum Maximum Average
Timeouts Timeouts Timeout Timeout Timeout
5508 ardour-7.5.227 poll 232.1332 4634 3271 0.0 sec 1.0 sec 23.2 msec
Distribution of poll timeout times:
10.0 100.0 1.0 10.0 100.0 1.0 10.0 100.0
up to to to to to to to to or more
Zero 9.9 99.9 999.9 9.9 99.9 999.9 9.9 99.9 Infinite
PID Process Syscall sec usec usec usec msec msec msec sec sec sec Wait
5508 ardour-7.5.227 poll 3271 - - - 2980 2781 - 262 - - 4634
Polling system call analysis:
ardour-7.5.227 (5508), poll:
3211 immediate timed out calls with zero timeout (non-blocking peeks)
1518 repeated timed out polled calls with non-zero timeouts (light polling)
896 repeated immediate timed out polled calls with zero timeouts (heavy polling peeks)
Filesystem Syncs:
None.
Inotify watches added:
None.
Memory:
Per Process Memory (K):
PID Process Type Size RSS PSS
5508 ardour-7.5.227 Stack 164 144 144
5508 ardour-7.5.227 Heap 3205280 532300 532300
5508 ardour-7.5.227 Mapped 524556 176112 158587
Change in memory (K/second):
PID Process Type Size RSS PSS
5508 ardour-7.5.227 Heap 111.67 50.00 50.00 (growing moderately fast)
5508 ardour-7.5.227 Mapped 151.87 162.27 155.32 (growing fast)
Heap Change via brk():
PID brk Count Change (K) Rate (K/Sec)
5508 ardour-7.5.227 6 6564 109.40 (growing moderately fast)
Memory Change via mmap() and munmap():
PID mmaps munmaps Change (K) Rate (K/Sec)
5508 ardour-7.5.227 18 15 9111 151.86 (growing moderately fast)
Open Network Connections:
PID Process Proto Send Receive Address
5508 ardour-7.5.227 UNIX 0.00 B 42.15 K @/tmp/.X11-unix/X0
5508 ardour-7.5.227 UNIX 0.00 B 16.38 K /tmp/dbus-4wmxTX0ogB
5508 ardour-7.5.227 UNIX 0.00 B 0.00 B @/tmp/.ICE-unix/2988
5508 ardour-7.5.227 NETLINK 0.00 B 0.00 B netlink:[70515]
5508 ardour-7.5.227 UNIX 0.00 B 0.00 B /tmp/dbus-dphmuGOsRq
5508 ardour-7.5.227 UNIX 0.00 B 0.00 B 00000000000000000000000:AA5B 00000000000000000000000000000000:0000 07 00000000:00000000 00:00000000 00000000 110 0 18520 2 000000007dd06a62 0
Total 0.00 B 58.53 K
I dont know what that all means, maybe someone more technical knows?
The strange thing is, everything except Ardour is working well. Even Kdenlive which I have previously found to be super flaky, works pretty good on this system.
Next, I will try the GSmartControl tools and report back
Thanks again