2011-06-11 20:42, Jim Mauro пишет:
Well we may have missed something, because that dtrace will
only capture write(2) and pwrite(2) - whatever is generating the writes
may be using another interface (writev(2) for example).

What about taking it down a layer:

dtrace -n 'fsinfo:::write /args[0]->fi_fs == "zfs"/ { 
@[execname,args[0]->fi_pathname] = count(); }'

Seems similar (to my successful last run) - when I do
something with the system, a few files are shown:

# time dtrace -n 'fsinfo:::write /args[0]->fi_fs == "zfs"/ { @[execname,args[0]->fi_pathname] = count(); }'
dtrace: description 'fsinfo:::write ' matched 1 probe
^C

grep /var/svc/log/network-iscsi-target-dcpool:default.log 1 fmd /etc/devices/snapshot_cache.tmp 2 svc.startd /var/svc/log/network-iscsi-initiator-dcpool:default.log 3 svc.startd /var/svc/log/network-iscsi-target-dcpool:default.log 3 syslogd /var/adm/messages 7 sbdadm /var/svc/log/network-iscsi-target-dcpool:default.log 22 fmd /var/fm/fmd/infolog_hival 24 Xvnc /root/.vnc/bofh-sol:64.log 93 freeram-watchdog /var/log/freeram-watchdog.log.1307810438 104 svc.configd /etc/svc/repository.db 232 svc.configd /etc/svc/repository.db-journal 352

real    1m45.585s
user    0m1.439s
sys     0m0.330s


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