Re: Increased Anaconda memory requirements?

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On Sat, Feb 26, 2011 at 06:47:55PM -0600, Larry Vaden wrote:
> On Sat, Feb 26, 2011 at 10:17 AM, Chuck Anderson <cra@xxxxxxx> wrote:
> > On Sat, Feb 26, 2011 at 07:50:37AM -0800, John Reiser wrote:
> >> > https://bugzilla.redhat.com/show_bug.cgi?id=680542
> >>
> >> Much of this is not a bug, it is intentional.  The F14 way of
> >
> > That bug is that the kernel doesn't display a simple "out of memory"
> > error message, instead scrolling a huge traceback off the screen that
> > is useless for the user to tell what happened.
> 
> Why not make the Page Up and Page Down keys work as they do in other OSs?

Why?  So users can scroll back to see this helpful stuff and try to 
decipher what it means?

[    0.171631] Trying to unpack rootfs image as initramfs...
[    2.492083] swapper invoked oom-killer: gfp_mask=0x200d2, order=0,
oom_adj=0, oom_score_adj=0
[    2.493160] swapper cpuset=/ mems_allowed=0
[    2.493649] Pid: 1, comm: swapper Not tainted
2.6.38-0.rc5.git1.1.fc15.x86_64 #1
[    2.494495] Call Trace:
[    2.494831]  [<ffffffff81096749>] ? 
cpuset_print_task_mems_allowed+0x91/0x9d
[    2.495658]  [<ffffffff810da51c>] ? dump_header+0x80/0x1bc
[    2.496296]  [<ffffffff810da7bd>] ? select_bad_process+0x54/0xf8
[    2.496951]  [<ffffffff810daf72>] ? out_of_memory+0x2cf/0x378
[    2.497615]  [<ffffffff810def45>] ? 
__alloc_pages_nodemask+0x5f3/0x772
[    2.498380]  [<ffffffff8110833d>] ? alloc_page_interleave+0x3c/0x83
[    2.499087]  [<ffffffff81108632>] ? alloc_pages_current+0x8d/0xd0
[    2.499771]  [<ffffffff810d7cd4>] ? find_get_page+0x22/0x62
[    2.500420]  [<ffffffff810d8726>] ? __page_cache_alloc+0x77/0x7e
[    2.501094]  [<ffffffff810d88f1>] ? 
grab_cache_page_write_begin+0x54/0x9e
[    2.501869]  [<ffffffff8113d107>] ? simple_write_begin+0x34/0x83
[    2.502563]  [<ffffffff810d83bb>] ? 
generic_file_buffered_write+0x114/0x240
[    2.503455]  [<ffffffff811e9b9c>] ? avc_has_perm+0x51/0x63
[    2.504073]  [<ffffffff810d912b>] ? 
__generic_file_aio_write+0x242/0x272
[    2.504823]  [<ffffffff810f35d8>] ? unmap_mapping_range+0x5f/0x217
[    2.505544]  [<ffffffff81200ca0>] ? ima_file_check+0x20/0x24
[    2.506180]  [<ffffffff810d91b3>] ? 
generic_file_aio_write+0x58/0xa6
[    2.506898]  [<ffffffff81120dff>] ? do_sync_write+0xbf/0xff
[    2.507558]  [<ffffffff8114d82f>] ? fsnotify+0x1eb/0x217
[    2.508162]  [<ffffffff811ef9d7>] ? 
selinux_file_permission+0x57/0xb3
[    2.508893]  [<ffffffff811e7c72>] ? 
security_file_permission+0x2e/0x33
[    2.509642]  [<ffffffff811211ea>] ? rw_verify_area+0xb0/0xcd
[    2.510299]  [<ffffffff81121475>] ? vfs_write+0xac/0xf3
[    2.510871]  [<ffffffff81121664>] ? sys_write+0x4a/0x6e
[    2.511509]  [<ffffffff81b59fc6>] ? do_copy+0x73/0x8e
[    2.512078]  [<ffffffff81b59718>] ? flush_buffer+0x77/0xa4
[    2.512696]  [<ffffffff81b596a1>] ? flush_buffer+0x0/0xa4
[    2.513407]  [<ffffffff81b84a51>] ? nofill+0x0/0x9
[    2.513933]  [<ffffffff81b84cba>] ? gunzip+0x260/0x306
[    2.514536]  [<ffffffff81b59cb0>] ? unpack_to_rootfs+0x175/0x286
[    2.515228]  [<ffffffff81b5966e>] ? error+0x0/0x17
[    2.515756]  [<ffffffff81b5a49d>] ? populate_rootfs+0x0/0xce
[    2.516408]  [<ffffffff81b5a4f4>] ? populate_rootfs+0x57/0xce
[    2.517065]  [<ffffffff810020a4>] ? do_one_initcall+0x7f/0x137
[    2.517716]  [<ffffffff81b57e88>] ? kernel_init+0x228/0x2a2
[    2.518374]  [<ffffffff8100a9e4>] ? kernel_thread_helper+0x4/0x10
[    2.519056]  [<ffffffff81b57c60>] ? kernel_init+0x0/0x2a2
[    2.519661]  [<ffffffff8100a9e0>] ? kernel_thread_helper+0x0/0x10
[    2.520353] Mem-Info:
[    2.520614] Node 0 DMA per-cpu:
[    2.520983] CPU    0: hi:    0, btch:   1 usd:   0
[    2.521611] Node 0 DMA32 per-cpu:
[    2.521994] CPU    0: hi:  186, btch:  31 usd:  14
[    2.522562] active_anon:0 inactive_anon:0 isolated_anon:0
[    2.522563]  active_file:0 inactive_file:1 isolated_file:0
[    2.522563]  unevictable:82084 dirty:0 writeback:0 unstable:0
[    2.522564]  free:2 slab_reclaimable:4556 slab_unreclaimable:1502
[    2.522565]  mapped:0 shmem:0 pagetables:0 bounce:0
[    2.525643] Node 0 DMA free:8kB min:0kB low:0kB high:0kB 
active_anon:0kB
inactive_anon:0kB active_file:0kB inactive_file:0kB 
unevictable:15648kB
isolated(anon):0kB isolated(file):0kB present:15676kB mlocked:0kB 
dirty:0kB
writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:224kB
slab_unreclaimable:20kB kernel_stack:0kB pagetables:0kB unstable:0kB 
bounce:0kB
writeback_tmp:0kB pages_scanned:3912 all_unreclaimable? no
[    2.529670] lowmem_reserve[]: 0 0 0 0
[    2.530174] Node 0 DMA32 free:0kB min:0kB low:0kB high:0kB 
active_anon:0kB
inactive_anon:0kB active_file:0kB inactive_file:4kB 
unevictable:312688kB
isolated(anon):0kB isolated(file):0kB present:500948kB mlocked:0kB 
dirty:0kB
writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:18000kB
slab_unreclaimable:5988kB kernel_stack:160kB pagetables:0kB 
unstable:0kB
bounce:0kB writeback_tmp:0kB pages_scanned:78172 all_unreclaimable? no
[    2.534318] lowmem_reserve[]: 0 0 0 0
[    2.534799] Node 0 DMA: 2*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 
0*256kB
0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB
[    2.536168] Node 0 DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 
0*256kB
0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB
[    2.537543] 82085 total pagecache pages
[    2.537969] 0 pages in swap cache
[    2.538372] Swap cache stats: add 0, delete 0, find 0/0
[    2.538946] Free swap  = 0kB
[    2.539303] Total swap = 0kB
[    2.542562] 131053 pages RAM
[    2.542916] 40316 pages reserved
[    2.543323] 0 pages shared
[    2.543625] 90701 pages non-shared
[    2.544003] [ pid ]   uid  tgid total_vm      rss cpu oom_adj 
oom_score_adj
name
[    2.544847] Kernel panic - not syncing: Out of memory and no 
killable
processes...
[    2.544848] 
[    2.545880] Pid: 1, comm: swapper Not tainted
2.6.38-0.rc5.git1.1.fc15.x86_64 #1
[    2.546782] Call Trace:
[    2.547107]  [<ffffffff81467a3a>] ? panic+0x91/0x19c
[    2.547674]  [<ffffffff810daf85>] ? out_of_memory+0x2e2/0x378
[    2.548344]  [<ffffffff810def45>] ? 
__alloc_pages_nodemask+0x5f3/0x772
[    2.549068]  [<ffffffff8110833d>] ? alloc_page_interleave+0x3c/0x83
[    2.549761]  [<ffffffff81108632>] ? alloc_pages_current+0x8d/0xd0
[    2.550517]  [<ffffffff810d7cd4>] ? find_get_page+0x22/0x62
[    2.551193]  [<ffffffff810d8726>] ? __page_cache_alloc+0x77/0x7e
[    2.551876]  [<ffffffff810d88f1>] ? 
grab_cache_page_write_begin+0x54/0x9e
[    2.552643]  [<ffffffff8113d107>] ? simple_write_begin+0x34/0x83
[    2.553401]  [<ffffffff810d83bb>] ? 
generic_file_buffered_write+0x114/0x240
[    2.554192]  [<ffffffff811e9b9c>] ? avc_has_perm+0x51/0x63
[    2.554795]  [<ffffffff810d912b>] ? 
__generic_file_aio_write+0x242/0x272
[    2.555591]  [<ffffffff810f35d8>] ? unmap_mapping_range+0x5f/0x217
[    2.556327]  [<ffffffff81200ca0>] ? ima_file_check+0x20/0x24
[    2.556944]  [<ffffffff810d91b3>] ? 
generic_file_aio_write+0x58/0xa6
[    2.557707]  [<ffffffff81120dff>] ? do_sync_write+0xbf/0xff
[    2.558351]  [<ffffffff8114d82f>] ? fsnotify+0x1eb/0x217
[    2.558929]  [<ffffffff811ef9d7>] ? 
selinux_file_permission+0x57/0xb3
[    2.559699]  [<ffffffff811e7c72>] ? 
security_file_permission+0x2e/0x33
[    2.560448]  [<ffffffff811211ea>] ? rw_verify_area+0xb0/0xcd
[    2.561093]  [<ffffffff81121475>] ? vfs_write+0xac/0xf3
[    2.561703]  [<ffffffff81121664>] ? sys_write+0x4a/0x6e
[    2.562309]  [<ffffffff81b59fc6>] ? do_copy+0x73/0x8e
[    2.562864]  [<ffffffff81b59718>] ? flush_buffer+0x77/0xa4
[    2.563531]  [<ffffffff81b596a1>] ? flush_buffer+0x0/0xa4
[    2.564159]  [<ffffffff81b84a51>] ? nofill+0x0/0x9
[    2.564720]  [<ffffffff81b84cba>] ? gunzip+0x260/0x306
[    2.565351]  [<ffffffff81b59cb0>] ? unpack_to_rootfs+0x175/0x286
[    2.566024]  [<ffffffff81b5966e>] ? error+0x0/0x17
[    2.566569]  [<ffffffff81b5a49d>] ? populate_rootfs+0x0/0xce
[    2.567219]  [<ffffffff81b5a4f4>] ? populate_rootfs+0x57/0xce
[    2.567856]  [<ffffffff810020a4>] ? do_one_initcall+0x7f/0x137
[    2.568530]  [<ffffffff81b57e88>] ? kernel_init+0x228/0x2a2
[    2.569317]  [<ffffffff8100a9e4>] ? kernel_thread_helper+0x4/0x10
[    2.569984]  [<ffffffff81b57c60>] ? kernel_init+0x0/0x2a2
[    2.570613]  [<ffffffff8100a9e0>] ? kernel_thread_helper+0x0/0x10
-- 
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