[Thu Jan 22 08:55:35 UTC 2026] respawn: 0: starting: /data/bpftrace/sys_write_delay.sh
+ pidof osmo-bts-trx
+ bpftrace /data/bpftrace/sys_write_delay.bt -v -p 9 osmo-bts-trx
lsof output:
COMMAND   PID USER  FD   TYPE FILE-FLAG DEVICE SIZE/OFF     NODE NAME
sys_write  27 root cwd    DIR              9,3     4096 13773870 /data
sys_write  27 root rtd    DIR            0,144     4096 19934925 /
sys_write  27 root txt    REG            0,144   129736  7647243 /usr/bin/dash
sys_write  27 root mem    REG              9,3           7647243 /usr/bin/dash (path dev=0,144)
sys_write  27 root mem    REG              9,3           7647837 /usr/lib/x86_64-linux-gnu/libc.so.6 (path dev=0,144)
sys_write  27 root mem    REG              9,3           7647817 /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2 (path dev=0,144)
sys_write  27 root   0r   CHR        LG    1,3      0t0       15 /dev/null
sys_write  27 root   1w  FIFO         W   0,13      0t0 36518099 pipe
sys_write  27 root   2w  FIFO         W   0,13      0t0 36518100 pipe
sys_write  27 root  10r   REG     LG,CX    9,3       98 13773929 /data/bpftrace/sys_write_delay.sh
maps output:
563f6fea6000-563f6feaa000 r--p 00000000 09:03 7647243                    /usr/bin/dash
563f6feaa000-563f6febe000 r-xp 00004000 09:03 7647243                    /usr/bin/dash
563f6febe000-563f6fec4000 r--p 00018000 09:03 7647243                    /usr/bin/dash
563f6fec4000-563f6fec6000 r--p 0001d000 09:03 7647243                    /usr/bin/dash
563f6fec6000-563f6fec7000 rw-p 0001f000 09:03 7647243                    /usr/bin/dash
563f6fec7000-563f6fec9000 rw-p 00000000 00:00 0 
563fa7a0e000-563fa7a2f000 rw-p 00000000 00:00 0                          [heap]
7f850a4eb000-7f850a4ee000 rw-p 00000000 00:00 0 
7f850a4ee000-7f850a516000 r--p 00000000 09:03 7647837                    /usr/lib/x86_64-linux-gnu/libc.so.6
7f850a516000-7f850a67a000 r-xp 00028000 09:03 7647837                    /usr/lib/x86_64-linux-gnu/libc.so.6
7f850a67a000-7f850a6d0000 r--p 0018c000 09:03 7647837                    /usr/lib/x86_64-linux-gnu/libc.so.6
7f850a6d0000-7f850a6d4000 r--p 001e1000 09:03 7647837                    /usr/lib/x86_64-linux-gnu/libc.so.6
7f850a6d4000-7f850a6d6000 rw-p 001e5000 09:03 7647837                    /usr/lib/x86_64-linux-gnu/libc.so.6
7f850a6d6000-7f850a6e3000 rw-p 00000000 00:00 0 
7f850a6f1000-7f850a6f3000 rw-p 00000000 00:00 0 
7f850a6f3000-7f850a6f4000 r--p 00000000 09:03 7647817                    /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
7f850a6f4000-7f850a71c000 r-xp 00001000 09:03 7647817                    /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
7f850a71c000-7f850a727000 r--p 00029000 09:03 7647817                    /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
7f850a727000-7f850a729000 r--p 00034000 09:03 7647817                    /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
7f850a729000-7f850a72a000 rw-p 00036000 09:03 7647817                    /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
7f850a72a000-7f850a72b000 rw-p 00000000 00:00 0 
7ffea1b25000-7ffea1b46000 rw-p 00000000 00:00 0                          [stack]
7ffea1bb3000-7ffea1bb7000 r--p 00000000 00:00 0                          [vvar]
7ffea1bb7000-7ffea1bb9000 r-xp 00000000 00:00 0                          [vdso]