Date: Mon, 14 May 2018 17:35:06 +0500 From: "Eugene M. Zheganin" <eugene@zhegan.in> To: stable@FreeBSD.org Subject: Re: extract the process arguments from the crashdump Message-ID: <c6dde08a-e91d-ff67-9c26-3c55d13ded10@zhegan.in> In-Reply-To: <20180514111551.GG6887@kib.kiev.ua> References: <42c36979-9857-65fb-89e8-997eac1c2d61@zhegan.in> <20180514111551.GG6887@kib.kiev.ua>
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Hello,
On 14.05.2018 16:15, Konstantin Belousov wrote:
> On Mon, May 14, 2018 at 01:02:28PM +0500, Eugene M. Zheganin wrote:
>> Hello,
>>
>>
>> Is there any way to extract the process arguments from the system
>> crashdump ? If yes, could anyone please explain to me how do I do it.
> ps -M vmcore.file -N /boot/mykernel/kernel -auxww
Even if I ask ps explicitely to give me args, for some reason it ignores
the format and 'args' keyword seems to be an alias for 'comm', but with
square brackets:
[root@san1:esx/r332096M]# ps -M vmcore.4 -N /boot/kernel/kernel -axo
'pid,ppid,comm,args'
PID PPID COMMAND COMMAND
0 0 kernel [kernel]
1 0 init [init]
2 0 crypto [crypto]
3 0 crypto returns [crypto returns]
4 0 cam [cam]
5 0 soaiod1 [soaiod1]
6 0 soaiod2 [soaiod2]
7 0 soaiod3 [soaiod3]
8 0 soaiod4 [soaiod4]
9 0 zfskern [zfskern]
10 0 audit [audit]
11 0 idle [idle]
12 0 intr [intr]
13 0 geom [geom]
14 0 usb [usb]
15 0 sctp_iterator [sctp_iterator]
16 0 pf purge [pf purge]
17 0 rand_harvestq [rand_harvestq]
18 0 enc_daemon0 [enc_daemon0]
19 0 enc_daemon1 [enc_daemon1]
20 0 enc_daemon2 [enc_daemon2]
21 0 g_mirror swap [g_mirror swap]
22 0 pagedaemon [pagedaemon]
23 0 vmdaemon [vmdaemon]
24 0 pagezero [pagezero]
25 0 bufdaemon [bufdaemon]
26 0 bufspacedaemon [bufspacedaemon]
27 0 syncer [syncer]
28 0 vnlru [vnlru]
114 1 adjkerntz [adjkerntz]
593 1 moused [moused]
606 1 devd [devd]
701 1 syslogd [syslogd]
784 1 watchdogd [watchdogd]
866 0 ctl [ctl]
868 1 ctld [ctld]
894 1 zabbix_agentd [zabbix_agentd]
898 894 zabbix_agentd [zabbix_agentd]
901 894 zabbix_agentd [zabbix_agentd]
905 894 zabbix_agentd [zabbix_agentd]
907 894 zabbix_agentd [zabbix_agentd]
949 1 ntpd [ntpd]
968 1 nginx [nginx]
978 0 ng_queue [ng_queue]
1069 1 sshd [sshd]
1151 1 sendmail [sendmail]
1154 1 sendmail [sendmail]
1158 1 cron [cron]
1197 1 bsnmpd [bsnmpd]
1200 1 blacklistd [blacklistd]
1210 1 getty [getty]
1211 1 getty [getty]
1212 1 getty [getty]
1213 1 getty [getty]
1214 1 getty [getty]
1215 1 getty [getty]
1216 1 getty [getty]
1217 1 getty [getty]
1218 1 getty [getty]
12970 968 nginx [nginx]
12971 968 nginx [nginx]
12972 968 nginx [nginx]
12973 968 nginx [nginx]
12974 968 nginx [nginx]
12975 968 nginx [nginx]
12976 968 nginx [nginx]
12977 968 nginx [nginx]
12978 968 nginx [nginx]
12979 968 nginx [nginx]
12980 968 nginx [nginx]
12981 968 nginx [nginx]
12982 968 nginx [nginx]
12983 968 nginx [nginx]
12984 968 nginx [nginx]
12985 968 nginx [nginx]
12986 968 nginx [nginx]
32835 1069 sshd [sshd]
32884 32835 sshd [sshd]
32885 32884 zsh [zsh]
32929 32885 su [su]
32948 32929 csh [csh]
32964 32948 sh [sh]
32965 32964 mc [mc]
32966 32965 csh [csh]
48747 67993 sudo [sudo]
48750 67988 sudo [sudo]
48757 48750 zfs [zfs]
48758 48747 zfs [zfs]
48759 67990 sudo [sudo]
48762 48759 zfs [zfs]
48765 67997 sudo [sudo]
48766 48765 zfs [zfs]
48769 67984 sudo [sudo]
48770 48769 zfs [zfs]
48771 67996 sudo [sudo]
48772 48771 zfs [zfs]
48785 67991 sudo [sudo]
48786 48785 ctladm [ctladm]
48787 67983 sudo [sudo]
48788 48787 ctladm [ctladm]
48789 67986 sudo [sudo]
48790 48789 ctladm [ctladm]
48791 67985 sudo [sudo]
48792 48791 ctladm [ctladm]
48796 67987 sudo [sudo]
48797 48796 zfs [zfs]
67980 1 uwsgi [uwsgi]
67981 67980 uwsgi [uwsgi]
67982 67980 uwsgi [uwsgi]
67983 67980 uwsgi [uwsgi]
67984 67980 uwsgi [uwsgi]
67985 67980 uwsgi [uwsgi]
67986 67980 uwsgi [uwsgi]
67987 67980 uwsgi [uwsgi]
67988 67980 uwsgi [uwsgi]
67989 67980 uwsgi [uwsgi]
67990 67980 uwsgi [uwsgi]
67991 67980 uwsgi [uwsgi]
67992 67980 uwsgi [uwsgi]
67993 67980 uwsgi [uwsgi]
67994 67980 uwsgi [uwsgi]
67995 67980 uwsgi [uwsgi]
67996 67980 uwsgi [uwsgi]
67997 67980 uwsgi [uwsgi]
Thanks.
Eugene.
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