nfs has some bug，when use this cmd： dd if=/dev/zero of=/mnt/vita/test/aa bs=4k count=102400

[philoliable]

[18538.050117] systemd[1]: systemd-journald.service: Scheduled restart job, restart counter is at 3.
[18538.052279] systemd[1]: Stopping Flush Journal to Persistent Storage...
[18538.076483] systemd-coredump[69322]: Process 59175 (systemd-journal) of user 0 dumped core.
[18538.076871] systemd-coredump[69322]: Coredump diverted to /var/lib/systemd/coredump/core.systemd-journal.0.cb89368eefa34d508cefc67e3800b602.59175.1730913095000000.lz4
[18538.083205] systemd[1]: Stopping System Monitor Service...
[18538.101095] systemd[1]: systemd-journal-flush.service: Control process exited, code=exited, status=1/FAILURE
[18538.101234] systemd[1]: systemd-journal-flush.service: Failed with result 'exit-code'.
[18538.102056] systemd[1]: Stopped Flush Journal to Persistent Storage.
[18538.102674] systemd[1]: Stopped Journal Service.
[18538.104838] systemd[1]: Starting Journal Service...
[18538.160675] systemd-journald[69362]: File /run/log/journal/4aebc9dfc7824cd88171848cfd975a01/system.journal corrupted or uncleanly shut down, renaming and replacing.
[18538.245337] systemd[1]: Started Journal Service.
[18538.327311] systemd-journald[69362]: Received client request to flush runtime journal.
[18538.787350] signo_catch: send_sig_info_notifier_list unregistered
[18538.804344] [monitor_netdev] exit
[18538.975494] signo_catch: Planted send_sig_info_notifier_list register
[18538.975521] [monitor_netdev] initial finished. function available: 0x1f
[18539.034843] set filemonitor private group success.
[18561.581668] tcp_sendmsg_locked: 7 callbacks suppressed
[18561.581672] TCP: sendmsg failed due to socket memory overlimit, pid=69836, comm=vitastor-osd, socket inode=551378
[18561.581721] TCP: sendmsg failed due to socket memory overlimit, pid=69836, comm=vitastor-osd, socket inode=551378
[18561.582909] TCP: sendmsg failed due to socket memory overlimit, pid=69816, comm=vitastor-osd, socket inode=551384
[23303.149826] print_fib4_table_status: 8 callbacks suppressed
[23316.499090] tcp_sendmsg_locked: 46 callbacks suppressed
[23316.499091] TCP: sendmsg failed due to socket memory overlimit, pid=90984, comm=vitastor-osd, socket inode=708171
[23316.499098] TCP: sendmsg failed due to socket memory overlimit, pid=90984, comm=vitastor-osd, socket inode=708171
[23316.517452] TCP: sendmsg failed due to socket memory overlimit, pid=90962, comm=vitastor-osd, socket inode=708181
[25189.269999] systemd[1]: systemd-logind.service: Watchdog timeout (limit 3min)!
[25189.270817] systemd[1]: systemd-logind.service: Killing process 90809 (systemd-logind) with signal SIGABRT.
[25189.274251] print_fib4_table_status: 3 callbacks suppressed
[25189.348948] systemd[1]: Started Process Core Dump (PID 91530/UID 0).
[25189.376741] systemd[1]: Started Process Core Dump (PID 91532/UID 0).
[25189.400773] systemd[1]: sysstat-collect.service: Deactivated successfully.
[25189.401426] systemd[1]: Finished system activity accounting tool.
[25189.440890] systemd[1]: Stopping System Monitor Service...
[25189.505392] systemd[1]: systemd-journald.service: Main process exited, code=dumped, status=6/ABRT
[25189.505488] systemd[1]: systemd-journald.service: Failed with result 'watchdog'.
[25189.508156] systemd[1]: systemd-journald.service: Scheduled restart job, restart counter is at 4.
[25189.511283] systemd[1]: Stopping Flush Journal to Persistent Storage...
[25189.531973] systemd-coredump[91531]: Process 69362 (systemd-journal) of user 0 dumped core.
[25189.532473] systemd-coredump[91531]: Coredump diverted to /var/lib/systemd/coredump/core.systemd-journal.0.cb89368eefa34d508cefc67e3800b602.69362.1730919746000000.lz4
[25189.550398] systemd[1]: systemd-journal-flush.service: Control process exited, code=exited, status=1/FAILURE
[25189.550523] systemd[1]: systemd-journal-flush.service: Failed with result 'exit-code'.
[25189.551364] systemd[1]: Stopped Flush Journal to Persistent Storage.
[25189.551871] systemd[1]: Stopped Journal Service.
[25189.553799] systemd[1]: Starting Journal Service...
[25189.603291] systemd[1]: Starting Network Manager Script Dispatcher Service...
[25189.649098] systemd-journald[91594]: File /run/log/journal/4aebc9dfc7824cd88171848cfd975a01/system.journal corrupted or uncleanly shut down, renaming and replacing.
[25189.653906] systemd[1]: Started Journal Service.
[25189.686256] systemd-journald[91594]: Received client request to flush runtime journal.
[25190.166904] signo_catch: send_sig_info_notifier_list unregistered
[25190.280370] [monitor_netdev] exit
[25190.438029] signo_catch: Planted send_sig_info_notifier_list register
[25190.438060] [monitor_netdev] initial finished. function available: 0x1f
[25190.493210] set filemonitor private group success.
[25202.085498] tcp_sendmsg_locked: 48 callbacks suppressed
[25202.085500] TCP: sendmsg failed due to socket memory overlimit, pid=91949, comm=vitastor-osd, socket inode=716524
[25202.085515] TCP: sendmsg failed due to socket memory overlimit, pid=91949, comm=vitastor-osd, socket inode=716524
[25202.105377] TCP: sendmsg failed due to socket memory overlimit, pid=91939, comm=vitastor-osd, socket inode=717289
[38209.321247] print_fib4_table_status: 8 callbacks suppressed
[38210.074159] signo_catch: send_sig_info_notifier_list unregistered
[38210.090848] [monitor_netdev] exit
[38210.197211] signo_catch: Planted send_sig_info_notifier_list register
[38210.197241] [monitor_netdev] initial finished. function available: 0x1f
[38210.218570] set filemonitor private group success.
[38223.686815] tcp_sendmsg_locked: 53 callbacks suppressed
[38223.686819] TCP: sendmsg failed due to socket memory overlimit, pid=116705, comm=vitastor-osd, socket inode=904296
[38223.686894] TCP: sendmsg failed due to socket memory overlimit, pid=116705, comm=vitastor-osd, socket inode=904296
[38223.747330] TCP: sendmsg failed due to socket memory overlimit, pid=116679, comm=vitastor-osd, socket inode=903724
[41029.464026] FS-Cache: Loaded
[41029.521942] FS-Cache: Netfs 'nfs' registered for caching
[42672.809322] signo_catch: send_sig_info_notifier_list unregistered
[42672.853063] [monitor_netdev] exit
[42672.993492] signo_catch: Planted send_sig_info_notifier_list register
[42672.993573] [monitor_netdev] initial finished. function available: 0x1f
[42673.153217] set filemonitor private group success.
[44295.717972] tcp_sendmsg_locked: 70 callbacks suppressed
[44295.717974] TCP: sendmsg failed due to socket memory overlimit, pid=168514, comm=vitastor-nfs, socket inode=1403494
[44295.717978] TCP: sendmsg failed due to socket memory overlimit, pid=168514, comm=vitastor-nfs, socket inode=1403494
[44295.800265] TCP: sendmsg failed due to socket memory overlimit, pid=163870, comm=vitastor-osd, socket inode=126242

[philoliable]

another bug is when you use mount cmd， and use “ls” to list files，vitastor will no response，till you use “ echo a >/mnt/vita/test/a”