Re: Linux 2.4.5-ac15 / 2.4.6-pre5

Walter Hofmann (walter.hofmann@physik.stud.uni-erlangen.de)
Fri, 22 Jun 2001 16:08:21 +0200


Mike Galbraith schrieb am Donnerstag, den 21. Juni 2001:

> On Thu, 21 Jun 2001, Marcelo Tosatti wrote:
>
> > > 2 4 2 77084 1524 18396 66904 0 1876 108 2220 2464 66079 198 1
> ^^^^^
> > Ok, I suspect that GFP_BUFFER allocations are fucking up here (they can't
> > block on IO, so they loop insanely).
>
> Why doesn't the VM hang the syncing of queued IO on these guys via
> wait_event or such instead of trying to just let the allocation fail?
> (which seems to me will only cause the allocation to be resubmitted,
> effectively changing nothing but adding overhead) Does failing the
> allocation in fact accomplish more than what I'm (uhoh:) assuming?

Ok, I managed to press SysRq-T this time ond got a trace for my hang.
Symbols are resolved by klog. If you prefer ksymopps please tell me, I
used klog because ksymopps seems to drop all lines without symbols.

There seem to be no kernel deamons in the trace? Is this normal, or is
the log buffer too small? If it is the latter, how can I increase its
size?

Kernel was 2.4.6pre5 plus Rik's patch (at the end). I see the same hangs
with the ac series.

Walter

Jun 22 15:42:09 frodo kernel: 2672 1021 1 1035 (NOTLB) 1050 1004
Jun 22 15:42:10 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:10 frodo kernel: mysqld S 7FFFFFFF 0 1035 1021 1055 (NOTLB)
Jun 22 15:42:10 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:10 frodo kernel: smbd S 7FFFFFFF 0 1050 1 (NOTLB) 1051 1021
Jun 22 15:42:10 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:10 frodo kernel: sshd S 7FFFFFFF 0 1051 1 (NOTLB) 1060 1050
Jun 22 15:42:10 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:10 frodo kernel: mysqld R 00000000 5644 1055 1035 1056 (NOTLB)
Jun 22 15:42:10 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [__get_free_pages+10/24] [__pollwait+51/148] [pipe_poll+38/100] [do_pollfd+94/176] [do_poll+167/228]
Jun 22 15:42:10 frodo kernel: [sys_poll+603/884] [system_call+51/56]
Jun 22 15:42:10 frodo kernel: mysqld S C5C8A000 5704 1056 1055 (NOTLB)
Jun 22 15:42:10 frodo kernel: Call Trace: [sys_rt_sigsuspend+255/284] [system_call+51/56]
Jun 22 15:42:10 frodo kernel: wwwoffled S C5F7BF10 2672 1060 1 4417 (NOTLB) 1064 1051
Jun 22 15:42:10 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:10 frodo kernel: cron S C5F5DF7C 0 1064 1 (NOTLB) 1068 1060
Jun 22 15:42:10 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [sys_nanosleep+304/428] [system_call+51/56]
Jun 22 15:42:10 frodo kernel: in.identd S 7FFFFFFF 0 1068 1 1070 (NOTLB) 1083 1064
Jun 22 15:42:10 frodo kernel: Call Trace: [schedule_timeout+23/152] [wait_for_connect+308/420] [tcp_accept+134/408] [inet_accept+48/316] [sys_accept+102/244] [do_fork+1567/1756] [schedule+714/1064]
Jun 22 15:42:10 frodo kernel: [restore_sigcontext+273/312] [sys_socketcall+172/476] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: in.identd R 00000000 3444 1070 1068 1081 (NOTLB)
Jun 22 15:42:11 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [__get_free_pages+10/24] [sys_poll+310/884] [handle_IRQ_event+49/92] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: in.identd S C5B7A000 16 1071 1070 (NOTLB) 1076
Jun 22 15:42:11 frodo kernel: Call Trace: [sys_rt_sigsuspend+255/284] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: in.identd S C7806000 0 1076 1070 (NOTLB) 1077 1071
Jun 22 15:42:11 frodo kernel: Call Trace: [sys_rt_sigsuspend+255/284] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: in.identd S C7FBC000 0 1077 1070 (NOTLB) 1078 1076
Jun 22 15:42:11 frodo kernel: Call Trace: [sys_rt_sigsuspend+255/284] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: in.identd S C7FB8000 2676 1078 1070 (NOTLB) 1081 1077
Jun 22 15:42:11 frodo kernel: Call Trace: [sys_rt_sigsuspend+255/284] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: in.identd S C6964000 0 1081 1070 (NOTLB) 1078
Jun 22 15:42:11 frodo kernel: Call Trace: [sys_rt_sigsuspend+255/284] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: nscd S C739BF14 0 1083 1 1085 (NOTLB) 1098 1068
Jun 22 15:42:11 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_poll+55/228] [sys_poll+603/884] [sys_newstat+103/116] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: nscd R 00000000 0 1085 1083 1096 (NOTLB)
Jun 22 15:42:11 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [__get_free_pages+10/24] [__pollwait+51/148] [pipe_poll+38/100] [do_pollfd+94/176] [do_poll+167/228]
Jun 22 15:42:11 frodo kernel: [sys_poll+603/884] [handle_IRQ_event+49/92] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: nscd S C5B91F14 5744 1089 1085 (NOTLB) 1090
Jun 22 15:42:11 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_poll+55/228] [sys_poll+603/884] [sys_newstat+103/116] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: nscd S 7FFFFFFF 2676 1090 1085 (NOTLB) 1092 1089
Jun 22 15:42:11 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_poll+167/228] [do_poll+55/228] [sys_poll+603/884] [filp_close+88/96] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: nscd S 7FFFFFFF 0 1092 1085 (NOTLB) 1093 1090
Jun 22 15:42:11 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_poll+167/228] [do_poll+55/228] [sys_poll+603/884] [filp_close+88/96] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: nscd S 7FFFFFFF 4 1093 1085 (NOTLB) 1096 1092
Jun 22 15:42:11 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_poll+167/228] [do_poll+55/228] [sys_poll+603/884] [filp_close+88/96] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: nscd S 7FFFFFFF 28 1096 1085 (NOTLB) 1093
Jun 22 15:42:11 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_poll+167/228] [do_poll+55/228] [sys_poll+603/884] [filp_close+88/96] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: su S 00000000 2672 1098 1 1103 (NOTLB) 1110 1083
Jun 22 15:42:11 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: lamequeue S 00000000 2672 1103 1098 4355 (NOTLB)
Jun 22 15:42:11 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: junkbuster S 7FFFFFFF 4 1110 1 4416 (NOTLB) 981 1098
Jun 22 15:42:11 frodo kernel: Call Trace: [schedule_timeout+23/152] [wait_for_connect+308/420] [tcp_accept+134/408] [inet_accept+48/316] [sys_accept+102/244] [do_signal+554/628] [sys_socketcall+172/476]
Jun 22 15:42:11 frodo kernel: [system_call+51/56]
Jun 22 15:42:11 frodo kernel: kdeinit R 00000000 0 1160 1 (NOTLB) 1198 981
Jun 22 15:42:11 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [__get_free_pages+10/24] [__pollwait+51/148] [sock_poll+35/40] [do_select+287/520] [sys_select+1071/1436]
Jun 22 15:42:11 frodo kernel: [system_call+51/56]
Jun 22 15:42:11 frodo kernel: kdeinit S 7FFFFFFF 0 1198 1 (NOTLB) 1216 1160
Jun 22 15:42:11 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: kdeinit S 7FFFFFFF 0 1216 1 4413 (NOTLB) 963 1198
Jun 22 15:42:11 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: kdeinit S 7FFFFFFF 0 1218 1 1225 (NOTLB) 1487 963
Jun 22 15:42:11 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: httpd S 7FFFFFFF 16 1219 965 (NOTLB)
Jun 22 15:42:11 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: cat S 7FFFFFFF 0 1225 1218 (NOTLB)
Jun 22 15:42:11 frodo kernel: Call Trace: [schedule_timeout+23/152] [read_chan+932/1704] [tty_read+176/212] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: knotify S 7FFFFFFF 0 1487 1 (NOTLB) 1930 1218
Jun 22 15:42:11 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: korn R 00000000 0 1608 398 (NOTLB) 1609
Jun 22 15:42:11 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [__get_free_pages+10/24] [__pollwait+51/148] [sock_poll+35/40] [do_select+287/520] [sys_select+1071/1436]
Jun 22 15:42:11 frodo kernel: [system_call+51/56]
Jun 22 15:42:11 frodo kernel: knetload R 00000000 1648 1609 398 (NOTLB) 1614 1608
Jun 22 15:42:11 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [do_anonymous_page+52/140] [do_no_page+47/212] [handle_mm_fault+101/208] [do_page_fault+359/1228] [do_page_fault+0/1228]
Jun 22 15:42:11 frodo kernel: [vsprintf+897/956] [sprintf+20/24] [sprintf_stats+130/156] [error_code+52/60] [__generic_copy_to_user+48/64] [proc_file_read+337/456] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: ksmserver S 7FFFFFFF 4 1614 398 (NOTLB) 1609
Jun 22 15:42:11 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:11 frodo kernel: kdeinit S 7FFFFFFF 80 1724 1216 (NOTLB) 1945
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: mingetty S 7FFFFFFF 4 1930 1 (NOTLB) 1931 1487
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [read_chan+932/1704] [tty_read+176/212] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: mingetty S 7FFFFFFF 2672 1931 1 (NOTLB) 1932 1930
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [read_chan+932/1704] [tty_read+176/212] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: mingetty S 7FFFFFFF 0 1932 1 (NOTLB) 1933 1931
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [read_chan+932/1704] [tty_read+176/212] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: mingetty S 7FFFFFFF 2672 1933 1 (NOTLB) 1934 1932
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [read_chan+932/1704] [tty_read+176/212] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: mingetty S 7FFFFFFF 0 1934 1 (NOTLB) 1935 1933
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [read_chan+932/1704] [tty_read+176/212] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: mingetty S 7FFFFFFF 0 1935 1 (NOTLB) 2146 1934
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [read_chan+932/1704] [tty_read+176/212] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit R 00000000 2676 1945 1216 3834 (NOTLB) 1946 1724
Jun 22 15:42:12 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [read_swap_cache_async+53/164] [swapin_readahead+147/204] [do_swap_page+37/380] [handle_mm_fault+119/208] [do_page_fault+359/1228]
Jun 22 15:42:12 frodo kernel: [do_page_fault+0/1228] [schedule+714/1064] [error_code+52/60]
Jun 22 15:42:12 frodo kernel: python S 00000000 0 1946 1216 1947 (NOTLB) 1952 1945
Jun 22 15:42:12 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: python R 00000000 2704 1947 1946 2860 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [do_anonymous_page+52/140] [do_no_page+47/212] [handle_mm_fault+101/208] [do_page_fault+359/1228] [do_page_fault+0/1228]
Jun 22 15:42:12 frodo kernel: [handle_IRQ_event+49/92] [end_8259A_irq+24/28] [do_IRQ+140/176] [error_code+52/60] [arp_find+204/336] [__generic_copy_to_user+48/64] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S 7FFFFFFF 1920 1952 1216 1953 (NOTLB) 1969 1946
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: screen S C4578000 0 1953 1952 1960 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [sys_pause+18/24] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: screen S 7FFFFFFF 0 1960 1953 2986 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: bash S 00000000 0 1961 1960 3353 (NOTLB) 2986
Jun 22 15:42:12 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S 7FFFFFFF 624 1969 1216 1970 (NOTLB) 2887 1952
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: screen S C4380000 240 1970 1969 1977 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [sys_pause+18/24] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: screen S 7FFFFFFF 0 1977 1970 1978 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: bash S 7FFFFFFF 0 1978 1977 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [read_chan+932/1704] [tty_read+176/212] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: loop0 S C3288104 2604 2146 1 (L-TLB) 2971 1935
Jun 22 15:42:12 frodo kernel: Call Trace: [__down_interruptible+129/208] [__down_failed_interruptible+7/12] [do_readv_writev+304/596] [kernel_thread+35/48]
Jun 22 15:42:12 frodo kernel: python S 00000000 0 2859 1947 2861 (NOTLB) 2860
Jun 22 15:42:12 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: python S 00000000 0 2860 1947 2862 (NOTLB) 2859
Jun 22 15:42:12 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: su S 00000000 0 2861 2859 2864 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: fetchnews R 00000000 0 2862 2860 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [generic_file_write+925/1484] [sys_write+142/196] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: fetchmail S 00000000 0 2864 2861 4418 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S 7FFFFFFF 24 2887 1216 2892 (NOTLB) 2969 1969
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: screen S C367E000 0 2892 2887 2899 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [sys_pause+18/24] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: screen S 7FFFFFFF 48 2899 2892 2918 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: bash S 00000000 1920 2900 2899 2915 (NOTLB) 2918
Jun 22 15:42:12 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: vmstat R 00000000 0 2915 2900 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [__get_free_pages+10/24] [proc_info_read+57/296] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: bash S 00000000 0 2918 2899 2931 (NOTLB) 2900
Jun 22 15:42:12 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: su S 00000000 4 2931 2918 2932 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: bash S 00000000 0 2932 2931 2940 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: less S C18B3F7C 0 2940 2932 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [update_atime+68/72] [schedule_timeout+120/152] [process_timeout+0/76] [sys_nanosleep+304/428] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S C7C95F10 0 2969 1216 (NOTLB) 3002 2887
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S 7FFFFFFF 0 2971 1 (NOTLB) 2974 2146
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdesud R 00000000 0 2974 1 (NOTLB) 2971
Jun 22 15:42:12 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [__get_free_pages+10/24] [__pollwait+51/148] [sock_poll+35/40] [do_select+287/520] [sys_select+1071/1436]
Jun 22 15:42:12 frodo kernel: [system_call+51/56]
Jun 22 15:42:12 frodo kernel: bash S 00000000 0 2986 1960 2994 (NOTLB) 1961
Jun 22 15:42:12 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: mutt S C1D53F14 4800 2994 2986 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [normal_poll+259/288] [schedule_timeout+120/152] [process_timeout+0/76] [do_poll+55/228] [sys_poll+603/884] [sys_newstat+103/116] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S C587DF10 8 3002 1216 (NOTLB) 3003 2969
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit R 00000000 0 3003 1216 (NOTLB) 3016 3002
Jun 22 15:42:12 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [__get_free_pages+10/24] [__pollwait+51/148] [tcp_poll+47/344] [__free_pages+26/28] [sock_poll+35/40]
Jun 22 15:42:12 frodo kernel: [do_select+287/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S C784BF10 0 3016 1216 (NOTLB) 3017 3003
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit R 00000000 0 3017 1216 (NOTLB) 3082 3016
Jun 22 15:42:12 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [__get_free_pages+10/24] [__pollwait+51/148] [sock_poll+35/40] [do_select+287/520] [sys_select+1071/1436]
Jun 22 15:42:12 frodo kernel: [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S C2401F10 0 3082 1216 (NOTLB) 3083 3017
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S C6B41F10 1116 3083 1216 (NOTLB) 3127 3082
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S C58A7F10 0 3127 1216 (NOTLB) 3132 3083
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S C4F1DF10 0 3132 1216 (NOTLB) 3172 3127
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S C1FD7F10 0 3172 1216 (NOTLB) 3200 3132
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S 7FFFFFFF 0 3200 1216 (NOTLB) 3201 3172
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [sock_recvmsg+65/180] [sock_read+143/152] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S 7FFFFFFF 0 3201 1216 (NOTLB) 3337 3200
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [sock_recvmsg+65/180] [sock_read+143/152] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S C280FF10 0 3337 1216 (NOTLB) 3338 3201
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S C7CDBF10 3444 3338 1216 (NOTLB) 3621 3337
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: wget S C0511F10 4708 3353 1961 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: junkbuster S 7FFFFFFF 0 3354 1110 (NOTLB) 4334
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: wwwoffled R 00000000 0 3355 1060 (NOTLB) 4335
Jun 22 15:42:12 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [__get_free_pages+10/24] [__pollwait+51/148] [tcp_poll+47/344] [sock_poll+35/40] [do_select+287/520]
Jun 22 15:42:12 frodo kernel: [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S C6C7BF10 0 3621 1216 (NOTLB) 3631 3338
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S C2AE1F10 0 3631 1216 (NOTLB) 3644 3621
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: kdeinit S C49D5F10 0 3644 1216 (NOTLB) 4413 3631
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: xosview.bin R 00000000 0 3657 918 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [do_anonymous_page+52/140] [do_no_page+47/212] [handle_mm_fault+101/208] [do_page_fault+359/1228] [do_page_fault+0/1228]
Jun 22 15:42:12 frodo kernel: [vsprintf+897/956] [vsprintf+897/956] [kstat_read_proc+703/716] [error_code+52/60] [__generic_copy_to_user+48/64] [proc_file_read+337/456] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: nspluginviewer R 00000000 4 3834 1945 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [__get_free_pages+10/24] [__pollwait+51/148] [sock_poll+35/40] [do_select+287/520] [sys_select+1071/1436]
Jun 22 15:42:12 frodo kernel: [system_call+51/56]
Jun 22 15:42:12 frodo kernel: junkbuster S 7FFFFFFF 0 4334 1110 (NOTLB) 4336 3354
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: wwwoffled S C2619F10 0 4335 1060 (NOTLB) 4337 3355
Jun 22 15:42:12 frodo kernel: Call Trace: [__pollwait+141/148] [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: junkbuster S 7FFFFFFF 0 4336 1110 (NOTLB) 4410 4334
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: wwwoffled S C260FF10 0 4337 1060 (NOTLB) 4415 4335
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: sleep S C5965F7C 0 4355 1103 (NOTLB)
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+120/152] [process_timeout+0/76] [sys_nanosleep+304/428] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: junkbuster S 7FFFFFFF 0 4410 1110 (NOTLB) 4416 4336
Jun 22 15:42:12 frodo kernel: Call Trace: [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: netscape R 00000000 0 4413 1216 (NOTLB) 3644
Jun 22 15:42:12 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [read_cluster_nonblocking+152/256] [filemap_nopage+356/1024] [do_no_page+84/212] [handle_mm_fault+101/208] [do_page_fault+359/1228]
Jun 22 15:42:12 frodo kernel: [do_page_fault+0/1228] [do_munmap+88/648] [ide_intr+307/344] [do_brk+170/340] [sys_brk+195/240] [error_code+52/60]
Jun 22 15:42:12 frodo kernel: wwwoffled R 00000000 2672 4415 1060 (NOTLB) 4417 4337
Jun 22 15:42:12 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [do_generic_file_read+969/1268] [generic_file_read+99/128] [file_read_actor+0/88] [sys_read+142/196] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: junkbuster S 7FFFFFFF 1172 4416 1110 (NOTLB) 4410
Jun 22 15:42:12 frodo kernel: Call Trace: [tcp_poll+47/344] [schedule_timeout+23/152] [do_select+153/520] [sys_select+1071/1436] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: wwwoffled R 00000000 2676 4417 1060 (NOTLB) 4415
Jun 22 15:42:12 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [__get_free_pages+10/24] [kmem_cache_grow+198/560] [kmem_cache_alloc+73/88] [getname+26/156] [sys_rename+54/568]
Jun 22 15:42:12 frodo kernel: [path_release+13/44] [sys_newstat+103/116] [sys_close+67/84] [system_call+51/56]
Jun 22 15:42:12 frodo kernel: procmail S 00000000 16 4418 2864 4422 (NOTLB)
Jun 22 15:42:13 frodo kernel: Call Trace: [sys_wait4+875/924] [system_call+51/56]
Jun 22 15:42:13 frodo kernel: pgpenvelope_dec R 00000000 0 4422 4418 (NOTLB)
Jun 22 15:42:13 frodo kernel: Call Trace: [__alloc_pages+272/656] [_alloc_pages+24/28] [do_anonymous_page+52/140] [do_no_page+47/212] [handle_mm_fault+101/208] [do_page_fault+359/1228] [do_page_fault+0/1228]
Jun 22 15:42:13 frodo kernel: [do_munmap+88/648] [tqueue_bh+22/28] [do_brk+170/340] [sys_brk+195/240] [error_code+52/60]

3 0 0 76644 3764 2272 45112 0 0 0 0 398 448 56 8 36
2 0 0 76644 4404 2276 44668 60 0 68 0 379 453 66 8 27
0 0 0 76644 4388 2276 44684 0 0 0 0 416 451 4 5 92
0 0 0 76644 4364 2276 44700 0 0 0 0 394 501 4 6 91
2 0 0 76644 4732 2276 44712 0 0 0 80 444 2189 28 13 58
6 0 0 76080 5256 2280 44304 112 0 140 0 396 831 87 11 2
8 0 0 76080 4400 2284 44324 0 0 8 0 396 481 43 6 52
2 0 0 76080 4612 2200 44348 0 0 4 0 391 486 76 13 11
0 0 0 76080 4592 2204 44364 0 0 4 80 385 411 4 7 89
0 0 0 76080 4572 2204 44380 0 0 0 0 418 436 5 6 90
procs memory swap io system cpu
r b w swpd free buff cache si so bi bo in cs us sy id
0 0 0 76080 4508 2204 44444 64 0 64 0 390 388 6 6 89
2 0 0 76080 4720 2204 44444 0 0 0 0 471 462 25 7 68
2 0 0 76080 4348 2204 44460 4 0 4 0 476 560 26 10 64
4 0 0 76080 3756 2204 44468 0 0 0 20 545 1925 78 22 0
0 0 0 76080 4424 2204 44532 0 0 4 0 500 720 63 11 26
0 1 0 76080 3240 2256 45496 376 0 1004 0 540 664 13 5 82
4 0 0 76080 2812 2248 45632 184 0 192 0 564 977 83 14 3
7 0 0 76076 2808 2100 44532 500 0 656 0 538 780 89 11 0
3 2 0 76068 4148 2120 44300 188 0 404 1024 697 761 53 12 34
4 1 0 76068 2808 2196 45300 176 0 1784 256 619 1949 33 18 49
7 2 1 76068 3116 2208 45588 0 284 1040 480 591 3665 75 25 0
6 5 1 77232 2692 2136 47004 560 892 2048 1524 10428 285529 2 98 0
2 9 1 77744 2688 2108 47468 580 408 964 812 506 2203 63 18 20
2 2 1 82336 4052 2056 50560 380 0 1500 360 552 871 80 20 0
3 2 1 82336 2808 2084 51644 280 1040 1376 1748 668 3213 35 21 44
3 0 0 87184 2812 2108 55916 300 2012 1568 3360 860 1299 30 16 54
4 0 0 87180 2812 2104 55544 128 0 420 0 415 786 82 10 9
3 0 0 89528 2812 2104 57572 0 0 8 0 395 577 94 6 0
2 0 0 92096 3080 1276 59616 0 1812 1120 2068 532 541 78 9 12
1 1 1 93800 2916 1256 62152 796 0 2152 0 497 615 31 11 57
4 1 0 95768 2808 1180 64800 1280 0 2776 0 508 522 59 12 29
procs memory swap io system cpu
r b w swpd free buff cache si so bi bo in cs us sy id
3 2 0 99512 2808 1220 68336 860 0 2072 0 493 548 76 21 3
3 0 0 101980 2812 1248 70800 0 0 288 0 454 437 88 12 0
8 4 0 101980 2812 1272 70264 400 0 540 0 439 505 92 8 0
3 0 0 102596 2812 1300 71296 1192 0 1700 0 335 536 91 9 0
6 0 0 102596 2812 1316 71248 68 0 440 0 306 571 93 7 0
4 3 1 102668 2812 1364 71140 64 0 756 768 402 897 84 11 5

--- linux/mm/swapfile.c.~1~ Thu May 3 16:34:46 2001
+++ linux/mm/swapfile.c Thu May 3 16:36:07 2001
@@ -67,8 +67,14 @@
}
/* No luck, so now go finegrined as usual. -Andrea */
for (offset = si->lowest_bit; offset <= si->highest_bit ; offset++) {
- if (si->swap_map[offset])
+ if (si->swap_map[offset]) {
+ /* Any full pages we find we should avoid
+ * looking at next time. */
+ if (offset == si->lowest_bit)
+ si->lowest_bit++;
continue;
+ }
+
got_page:
if (offset == si->lowest_bit)
si->lowest_bit++;
@@ -79,6 +85,7 @@
si->cluster_next = offset+1;
return offset;
}
+ si->highest_bit = 0;
return 0;
}

-
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