[Info-vax] VSI I64VMS CSWS V2.4-48B subprocesses go bererk?
Steven Schweda
sms.antinode at gmail.com
Fri Dec 31 16:12:32 EST 2021
> Applying that patch kit seems to have stopped the runaway Apache
> subprocesses, too.
Wrong again.
> $ SHOW PROC/CONT/ID=<pid-of-looping-process>
Process APACHE$SWS000F 14:41:22
State CUR Working set 1648
Cur/base priority 4/4 Virtual pages 13431
Current PC FFFFFFFF.8038C640 CPU time 0 01:20:58.66
Current PSL 00000000 Direct I/O 1504
Current user SP 7ACC90E0 Buffered I/O 10917
PID 20200AEC Page faults 1276
UIC [AP_HTTPD,APACHE$WWW] Event flags C0000001
C0000000
ITS$DKA0:[SYS0.SYSCOMMON.APACHE.][000000]APACHE$HTTPD.EXE;1
Current PC seems to bounce around FFFFFFFF.80388EA0, .80382880,
.803935D0, .800FA270, .801B5270, ..., so not an extremely tight loop?
> Any resource consumption except CPU ?
Not that I've noticed. MONITOR SYSTEM is mostly empty, except for
the runaway(s). Most of the 24GB of physical memory is available
(Total: 3145680, Free: 2485002).
> SDA> SHOW PROC/CHAN
Process index: 02EC Name: APACHE$SWS000F Extended PID: 20200AEC
--------------------------------------------------------------------
Process active channels
-----------------------
Channel CCB Window Status Device/file accessed
------- --- ------ ------ --------------------
0010 7FF06000 00000000 ITS$DKA0:
0020 7FF06020 8A218440 ITS$DKA0:[VMS$COMMON.APACHE]APACHE$HTTPD
.EXE;1
0030 7FF06040 8943A280 ITS$DKA0:[VMS$COMMON.SYSLIB]DECC$SHR.EXE
;1 (section file)
0040 7FF06060 89439B00 ITS$DKA0:[VMS$COMMON.SYSLIB]DPML$SHR.EXE
;1 (section file)
0050 7FF06080 894451C0 ITS$DKA0:[VMS$COMMON.SYSEXE]DCL.EXE;1 (s
ection file)
0060 7FF060A0 89435380 ITS$DKA0:[VMS$COMMON.SYSLIB]DCLTABLES.EX
E;213 (section file)
0070 7FF060C0 89A28600 ITS$DKA0:[VMS$COMMON.APACHE.SPECIFIC.ITS
]APACHE$SWS000F.LOG;1135
0080 7FF060E0 89DB4E40 ITS$DKA0:[VMS$COMMON.APACHE.SPECIFIC.ITS
]APACHE$SWS000F.COM;2
0090 7FF06100 89438380 ITS$DKA0:[VMS$COMMON.SYSLIB]CMA$TIS_SHR.
EXE;1 (section file)
00A0 7FF06120 89435D00 ITS$DKA0:[VMS$COMMON.SYSLIB]LIBOTS.EXE;1
(section file)
00B0 7FF06140 89435500 ITS$DKA0:[VMS$COMMON.SYSLIB]LIBRTL.EXE;1
(section file)
00C0 7FF06160 8A2182C0 ITS$DKA0:[VMS$COMMON.APACHE]APACHE$HTTPD
_SHR.EXE;1
00D0 7FF06180 89437E00 ITS$DKA0:[VMS$COMMON.SYSLIB]SECURESHR.EX
E;1 (section file)
00E0 7FF061A0 89434380 ITS$DKA0:[VMS$COMMON.SYSLIB]SECURESHRP.E
XE;1 (section file)
00F0 7FF061C0 89919140 ITS$DKA0:[VMS$COMMON.APACHE]APACHE$APU_S
HR.EXE;1 (section file)
0100 7FF061E0 89439E00 ITS$DKA0:[VMS$COMMON.SYSLIB]PTHREAD$RTL.
EXE;1 (section file)
0110 7FF06200 89434A80 ITS$DKA0:[VMS$COMMON.SYSLIB]RMISHR.EXE;1
(section file)
0120 7FF06220 89918300 ITS$DKA0:[VMS$COMMON.APACHE]APACHE$APR_S
HR.EXE;1 (section file)
0130 7FF06240 89917B80 ITS$DKA0:[VMS$COMMON.APACHE]APACHE$APR_S
HRP.EXE;1 (section file)
0140 7FF06260 895761C0 ITS$DKA0:[VMS$COMMON.SYSLIB]TCPIP$IPC_SH
R.EXE;1 (section file)
0150 7FF06280 89437300 ITS$DKA0:[VMS$COMMON.SYSLIB]MAILSHR.EXE;
1 (section file)
0160 7FF062A0 89433900 ITS$DKA0:[VMS$COMMON.SYSLIB]MAILSHRP.EXE
;1 (section file)
0170 7FF062C0 89575DC0 ITS$DKA0:[VMS$COMMON.SYSLIB]TCPIP$ACCESS
_SHR.EXE;1 (section file)
0180 7FF062E0 89A02B40 ITS$DKA0:[VMS$COMMON.SYSEXE]RIGHTSLIST.D
AT;1
0190 7FF06300 00000000 MBA2959:
01A0 7FF06320 8A2179C0 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
ACCESS_COMPAT.EXE;1
01B0 7FF06340 89448F40 ITS$DKA0:[VMS$COMMON.SYSMSG]DECC$MSG.EXE
;1 (section file)
01C0 7FF06360 8944A3C0 ITS$DKA0:[VMS$COMMON.SYSMSG]SHRIMGMSG.EX
E;1 (section file)
01D0 7FF06380 89449CC0 ITS$DKA0:[VMS$COMMON.SYSMSG]CLIUTLMSG.EX
E;1 (section file)
01E0 7FF063A0 89575BC0 ITS$DKA0:[VMS$COMMON.SYSMSG]TCPIP$MSG.EX
E;1 (section file)
01F0 7FF063C0 8A217E40 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
ACTIONS.EXE;1
0200 7FF063E0 8A216640 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
ALIAS.EXE;1
0210 7FF06400 8A217B40 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
ASIS.EXE;1
0220 7FF06420 8A215740 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
AUTHN_CORE.EXE;1
0230 7FF06440 8A2164C0 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
AUTHZ_CORE.EXE;1
0240 7FF06460 8A215D40 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
AUTH_BASIC.EXE;1
0250 7FF06480 8A217840 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
AUTHNZ_OPENVMS.EXE;1
0260 7FF064A0 8A2152C0 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
AUTOINDEX.EXE;1
0270 7FF064C0 8A215A40 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
CGI.EXE;1
0280 7FF064E0 8A214CC0 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
DIR.EXE;1
0290 7FF06500 8A2155C0 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
INCLUDE.EXE;1
02A0 7FF06520 8A214240 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
LOG_CONFIG.EXE;1
02B0 7FF06540 8A215140 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
MIME.EXE;1
02C0 7FF06560 8A2137C0 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
NEGOTIATION.EXE;1
02D0 7FF06580 8A2140C0 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
REWRITE.EXE;1
02E0 7FF065A0 8A213DC0 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
SETENVIF.EXE;1
02F0 7FF065C0 8A214840 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
SOCACHE_SHMCB.EXE;1
0300 7FF065E0 8A2128C0 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
UNIQUE_ID.EXE;1
0310 7FF06600 8A213AC0 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
UNIXD.EXE;1
0320 7FF06620 8A2125C0 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
USERDIR.EXE;1
0330 7FF06640 00000000 BG11169:
0340 7FF06660 8A219940 ITS$DKA0:[VMS$COMMON.APACHE.MODULES]MOD_
SSL.EXE;1
0350 7FF06680 00000000 BG11170:
0360 7FF066A0 00000000 MBA2959:
0370 7FF066C0 00000000 MBA2958:
0380 7FF066E0 00000000 MBA2958:
0390 7FF06700 00000000 MBA2959:
03A0 7FF06720 00000000 MBA2959:
03B0 7FF06740 00000000 MBA2960:
03C0 7FF06760 00000000 MBA2960:
03D0 7FF06780 00000000 MBA2978:
03E0 7FF067A0 8A212140 ITS$DKA0:[VMS$COMMON.SYSLIB]SYS$PUBLIC_V
ECTORS.EXE;1
03F0 7FF067C0 00000000 BG11334:
0400 7FF067E0 00000000 BG33460:
Total number of open channels : 64.
SDA>
That "64" looked suspicious, but I didn't see any system or account
quotas which look like that.
SDA> SHOW CALL/SUMMARY
Frame Type (mode) Handle Current PC
------------------------ ----------------- -----------------
Memory Stack Frame (K) 00000000.7FF2E1C8 FFFFFFFF.803A15A0 EXCEPTION+833
A0
Register Stack Frame (K) 00000000.7FF2E0E0 FFFFFFFF.800E9010 SYSTEM_PRIMIT
IVES_MIN+E9010
Cannot display further call frames (invalid CFM)
------------------------ ----------------- -----------------
Register Stack Frame (U) 000007FD.BFFD5458 FFFFFFFF.80388EA0 EXCEPTION+6AC
A0
Memory Stack Frame (U) 000007FD.BFFD53E8 FFFFFFFF.80378600 EXCEPTION+5A4
00
Cannot display further call frames (invalid CFM)
------------------------ ----------------- -----------------
Register Stack Frame (U) 000007FD.BFFD53B0 FFFFFFFF.803884F1 EXCEPTION+6A2
F1
Memory Stack Frame (U) 00000000.0000000F FFFFFFFF.803809D0 EXCEPTION+627
D0
Cannot display further call frames (no unwind descriptor)
------------------------ ----------------- -----------------
Memory Stack Frame (U) 000007FD.BFFD53C8 FFFFFFFF.803879D0 EXCEPTION+697
D0
Memory Stack Frame (U) 00000000.7ACC8920 FFFFFFFF.80385BC0 EXCEPTION+679
C0
Memory Stack Frame (U) 00000000.7ACC8920 FFFFFFFF.80385BC0 EXCEPTION+679
C0
Bottom of stack
------------------------ ----------------- -----------------
Null Frame (U) 000007FD.BFFD54E0 FFFFFFFF.80002510 OTS$MOVE_C+00
270
Memory Stack Frame (U) 00000000.7ACC8810 FFFFFFFF.800FA160 SYSTEM_PRIMIT
IVES_MIN+FA160
Cannot display further call frames (corrupt unwind descriptor)
All of which tells me approximately nothing. But thanks for asking.
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