PowerScale: Isilon: Časté restartování služby LSASS (Local Security Authority Subsystem Service) z důvodu nevrácení paměti při vyhledávání konkrétních uživatelských jmen

Summary: Občasná nedostupnost dat z důvodu nedostatku paměti v procesu ověřování.

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Symptoms

V umístění /var/log/lsassd.log se mohou zobrazit následující zprávy: 
Failed to open DB for privilege enumeration: Could not allocate parser read buffer: Cannot allocate memory
 a 
lw-container: *** FAILED ASSERTION m @ /b/mnt/src/sys/kern/isi_format.c:141


Zkontrolujte /var/log/messages pro časté restarty na lsass, zásobník se může lišit: 
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

Pokud vyhledávání uživatelského jména zavolá funkci LsaSrvGetUserName, dojde k nevrácení paměti.

Resolution

Pro potvrzení kontaktujte podporu PowerScale.

Affected Products

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