PowerScale: Isilon: Riavvio frequente del servizio LSASS (Local Security Authority Subsystem Service) a causa di una perdita di memoria in ricerche di nomi utente specifiche

Summary: Non disponibilità intermittente dei dati dovuta all'esaurimento della memoria del processo di autenticazione.

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Symptoms

I seguenti messaggi potrebbero essere visualizzati in /var/log/lsassd.log 
Failed to open DB for privilege enumeration: Could not allocate parser read buffer: Cannot allocate memory
 e 
lw-container: *** FAILED ASSERTION m @ /b/mnt/src/sys/kern/isi_format.c:141


Controllare /var/log/messages per verificare i riavvii frequenti su lsass, lo stack può variare: 
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: [kern_sig.c:3940](pid 7138="lsass")(tid=103829)
2021-04-23T01:16:48-07:00 <0.7> PowerScale-1(id1) /boot/kernel.amd64/kernel: Stack trace:
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: Stack: --------------------------------------------------
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /lib/libc.so.7:thr_kill+0xa
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /lib/libc.so.7:abort+0x49
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/lib/libisi_util.so.1:isi_assert_halt+0xae
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/lib/libisi_util.so.1:fmt_resize+0xbd
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/lib/libisi_util.so.1:fmt_append+0x10d
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/lib/libisi_util.so.1:fmt_init_for_buffer+0x41b
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/lib/libisi_util.so.1:fmt_vprint+0x566
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/lib/libisi_util.so.1:fmt_print+0x8d
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/lib/libisi_persona.so.1:persona_get_sid_string+0x1c1
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/lib/libisi_util.so.1:fmt_vprint+0x74c
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/lib/libisi_util.so.1:fmt_print+0x8d
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/likewise/lib/lsa-mapper/id_mapper_default.so:_didm_cred_fmt_conv+0x1e5
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/lib/libisi_util.so.1:fmt_vprint+0x74c
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/lib/libisi_util.so.1:fmt_print+0x8d
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/likewise/lib/liblsaserverapi.so.0:idm_map_cred+0x406
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/likewise/lib/liblsaserverapi.so.0:idm_map_pac+0x5d
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/likewise/lib/liblsaserverapi.so.0:$dtrace013791106.LsaSrvMapToNToken+0xbd6
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/likewise/lib/liblsaserverapi.so.0:LsaSrvPacToNTokenFd+0x4c
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/likewise/lib/liblsaserverapi.so.0:LsaSrvIpcPacToNToken+0x153
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/likewise/lib/liblwmsg.so.0:lwmsg_peer_assoc_call_worker+0x20
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/likewise/lib/liblwbase.so.0:CompatWorkItem+0x13
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/likewise/lib/liblwbase.so.0:WorkThread+0xbc
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /usr/likewise/lib/liblwbase.so.0:LwRtlThreadRoutine+0x1bf
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: /lib/libthr.so.3:_pthread_create+0x925
2021-04-23T01:16:48-07:00 <0.5> PowerScale-1(id1) /boot/kernel.amd64/kernel: --------------------------------------------------
2021-04-23T01:16:48-07:00 <0.6> PowerScale-1(id1) /boot/kernel.amd64/kernel: pid 7138 (lsass), uid 0: exited on signal 6 (core dumped)

Cause

Si verifica una perdita di memoria se una ricerca di nome utente chiama la funzione LsaSrvGetUserName.

Resolution

Contattare il supporto PowerScale per conferma.

Affected Products

PowerScale OneFS
Article Properties
Article Number: 000193670
Article Type: Solution
Last Modified: 18 Oct 2022
Version:  4
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