#2100 closed bug (fixed)
the libmicro test program mallocT2_100k blocks
| Reported by: | kaoutsis | Owned by: | nobody |
|---|---|---|---|
| Priority: | normal | Milestone: | R1/beta2 |
| Component: | System/POSIX | Version: | R1/pre-alpha1 |
| Keywords: | Cc: | ||
| Blocked By: | Blocking: | ||
| Platform: | All |
Description
- add the libmicro to your haiku image.
* {{{ ~>cd /boot/home/benchmarks/libmicro/bin ~/benchmarks/libmicro/bin>export OPTS="-1 -E -C 200 -L -S -W" ~/benchmarks/libmicro/bin>malloc $OPTS -N "mallocT2_100k" -s 100k -g 10 -T 2 -I 10000 Running: mallocT2_100k }}}
- the test program stops there; no cpu activity
Change History (9)
comment:1 by , 17 years ago
comment:2 by , 17 years ago
while the test still rurnning, entered again to KDL, to see some infos for the other thread (which i had forgot:
kdebug> thread 4264
THREAD: 0x90e4a800
id: 4264 (0x10a8)
name: "pthread func"
all_next: 0x90fd3000
team_next: 0x90e4b800
q_next: 0x00000000
priority: 10 (next 10)
state: waiting
next_state: waiting
cpu: 0x00000000
sig_pending: 0x0 (blocked: 0x0)
in_kernel: 1
sem.blocking: 116912
sem.count: 1
sem.acquire_status: 0x0
sem.flags: 0x5
condition variables:
fault_handler: 0x00000000
args: 0x0023c758 0x180134c0
entry: 0x0022bcb0
team: 0x90efe180, "malloc"
exit.sem: 116910
exit.status: 0x0 (No error)
exit.reason: 0x0
exit.signal: 0x0
exit.waiters:
kernel_stack_area: 13033
kernel_stack_base: 0x92ede000
user_stack_area: 13034
user_stack_base: 0x70000000
user_local_storage: 0x70040000
kernel_errno: 0x0 (No error)
kernel_time: 30
user_time: 873
flags: 0x0
architecture dependant section:
esp: 0x92ee1de8
ss: 0x92ee0010
fpu_state at 0x90e4ab60
kdebug>
comment:5 by , 10 years ago
This is still deadlocking in hrev47342.
The problem seems to be with XSI semaphores, as both threads in the test are blocked in semop(). Syslog with tracing enabled for XSI semaphores:
KERN: xsi_semget: key = 0, numberOfSemaphores = 3, flags = 384 KERN: semget: new set = 1402392442 created, sequence = 2 KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x730fd070, numOps = 1 KERN: xsi_semop: semaphoreNumber = 0, value = 0 KERN: xsi_semop: semaphore acquired succesfully KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x730fcfec, numOps = 1 KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x71f38770, numOps = 1 KERN: xsi_semop: semaphoreNumber = 0, value = 1 KERN: xsi_semop: semaphore acquired succesfully KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x730fcfec, numOps = 1 KERN: xsi_semop: semaphoreNumber = 0, value = 0 KERN: XsiSemaphore::Add: potentially going to sleep KERN: xsi_semop: thread 1267 going to sleep KERN: xsi_semop: semaphoreNumber = 1, value = 0 KERN: XsiSemaphore::Add: potentially going to sleep KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x730fcfec, numOps = 2 KERN: xsi_semop: semaphoreNumber = 0, value = 0 KERN: xsi_semop: semaphoreNumber = 1, value = 0 KERN: xsi_semop: semaphore acquired succesfully KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x730fcfec, numOps = 2 KERN: xsi_semop: thread 1267 back to life KERN: xsi_semop: semaphoreNumber = 0, value = 1 KERN: xsi_semop: semaphoreNumber = 2, value = 0 KERN: XsiSemaphore::Add: potentially going to sleep KERN: xsi_semop: thread 1266 going to sleep KERN: xsi_semop: semaphoreNumber = 0, value = 1 KERN: xsi_semop: semaphore acquired succesfully KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x71f38770, numOps = 1 KERN: xsi_semop: semaphoreNumber = 1, value = 1 KERN: xsi_semop: semaphore acquired succesfully KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x71f38770, numOps = 1 KERN: xsi_semop: semaphoreNumber = 2, value = 0 KERN: xsi_semop: semaphore acquired succesfully KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x71f38770, numOps = 1 KERN: xsi_semop: semaphoreNumber = 0, value = 0 KERN: XsiSemaphore::Add: potentially going to sleep KERN: xsi_semop: thread 1267 going to sleep
comment:6 by , 10 years ago
| Component: | - General → System/POSIX |
|---|
comment:7 by , 8 years ago
| Owner: | changed from to |
|---|---|
| Status: | new → assigned |
comment:8 by , 6 years ago
| Resolution: | → fixed |
|---|---|
| Status: | assigned → closed |
And it also doesn't anymore.
comment:9 by , 5 years ago
| Milestone: | R1 → R1/beta2 |
|---|
Assign tickets with status=closed and resolution=fixed within the R1/beta2 development window to the R1/beta2 Milestone
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while the test program is waiting, entering the KDL, serial gives:
kdebug> teams team id parent name 0x90db0000 94 0x90b67780 media_server 0x90b67780 1 0x00000000 kernel_team 0x90db0900 95 0x90b67780 midi_server 0x90f12780 313 0x90f12480 sh 0x90db8000 96 0x90b67780 print_server 0x90f1f780 317 0x90f12780 pe 0x90cb4d80 75 0x90b67780 syslog_daemon 0x90efe180 4263 0x90f12780 malloc 0x90d8bd80 79 0x90cb4900 input_server 0x90caa180 49 0x90b67780 registrar 0x91004480 579 0x90b67780 mail_daemon 0x90f2f300 362 0x90b67780 firefox-bin 0x90e02480 116 0x90db0000 media_addon_server 0x90caa780 54 0x90b67780 debug_server 0x90cb4480 56 0x90b67780 net_server 0x90d7e900 89 0x90b67780 Tracker 0x90cb4900 58 0x90b67780 app_server 0x90d90780 90 0x90b67780 Deskbar 0x90f12480 309 0x90d7e900 Terminal kdebug> team malloc TEAM: 0x90efe180 id: 4263 (0x10a7) name: 'malloc' args: './malloc -1 -E -C 200 -L -S -W -N mallocT2_100k -s 100k -g 10 -' next: 0x00000000 parent: 0x90f12780 (id = 313) children: 0x00000000 num_threads: 2 state: 0 flags: 0x1 io_context: 0x90f4cb00 address_space: 0x90d7fd80 main_thread: 0x90e4b800 thread_list: 0x90e4a800 group_id: 4263 session_id: 313 kdebug> thread 4263 THREAD: 0x90e4b800 id: 4263 (0x10a7) name: "malloc" all_next: 0x91038000 team_next: 0x00000000 q_next: 0x90e4a800 priority: 10 (next 10) state: waiting next_state: waiting cpu: 0x00000000 sig_pending: 0x0 (blocked: 0x0) in_kernel: 1 sem.blocking: 116912 sem.count: 1 sem.acquire_status: 0x0 sem.flags: 0x5 condition variables: fault_handler: 0x00000000 args: 0x90cefe80 0x00000000 entry: 0x80037b54 team: 0x90efe180, "malloc" exit.sem: 116928 exit.status: 0x0 (No error) exit.reason: 0x0 exit.signal: 0x0 exit.waiters: kernel_stack_area: 13017 kernel_stack_base: 0x807dd000 user_stack_area: 13018 user_stack_base: 0x7efe7000 user_local_storage: 0x7ffe7000 kernel_errno: 0x0 (No error) kernel_time: 4238 user_time: 16634 flags: 0x0 architecture dependant section: esp: 0x807e0de8 ss: 0x807e0010 fpu_state at 0x90e4bb60 kdebug> es