Re: [Nautilus-list] Excessive CPU utilization

From: George Farris <george gmsys com>
To: "R. Steven Rainwater" <srainwater ncc com>
Cc: "nautilus-list lists eazel com" <nautilus-list lists eazel com>
Subject: Re: [Nautilus-list] Excessive CPU utilization
Date: 14 Jul 2001 15:35:51 -0700
I was having this problem too.  I logged out of GNOME, logged into a
console and then deleted my ~/.gnome/session file.  Naultilus no longer
uses CPU time.

On 14 Jul 2001 16:59:15 -0500, R. Steven Rainwater wrote:
> Good to hear it's a bug. I thought this was normal for
> Nautilus as it seems to do this on all our systems. I ran
> strace -p and it seems to be doing the same things over 
> and over. I've attached one complete loop of the strace
> results (it's a 10k attachment - I hope that isn't a problem
> for the list). I looked through the listing and it does seem to
> be busily doing all sorts of stuff but I don't know what
> it should be doing so maybe someone on the list can have a
> look and tell what might be wrong. Thanks!
> 
> -Steve
> 
> On Sat, 14 Jul 2001 14:31:01 -0700, Darin Adler wrote:
> >> I'm running Ximian Gnome with Nautilus 1.0.4 on several machines
> >> and noticed that top shows Nautilus sucking up a good bit of CPU
> >> time. On my PIII 800mhz, top shows Nautilus at 10-15% all of the
> >> time (even when it shouldn't be doing anything). Worse, on a PII
> >> 200mhz, top shows it at 35-50%. It makes the slower machine almost
> >> unusable whereas it works great after a "killall nautilus".
> >
> > <...>
> >In any case, this CPU time being sucked up by Nautilus is some kind of bug.
> >  One way to begin the process of tracking it down is to use "strace -p" to 
> >find out what Nautilus is doing.
> 
> 
> _____________________________________________________________________
> R. Steven Rainwater * http://www.ncc.com/humans/srainwater/index.html
> "As you struggle to save humanity be sure to avoid electrodes in
> your path"  -- Robotron 2084
> 
> 
> --_=_=_=IMA.BOUNDARY.GGHH2R138764=_=_=_
> gettimeofday({995146803, 4847}, NULL)   = 0
> gettimeofday({995146803, 4924}, NULL)   = 0
> ioctl(5, FIONREAD, [0])                 = 0
> poll([{fd=5, events=POLLIN}, {fd=6, events=POLLIN|POLLPRI}, {fd=7, events=POLLIN}, {fd=10, events=POLLIN}, {fd=3, events=POLLIN}, {fd=12, events=POLLIN}, {fd=9, events=POLLIN}, {fd=13, events=POLLIN}, {fd=17, events=POLLIN}], 9, 113) = 0
> gettimeofday({995146803, 130843}, NULL) = 0
> time(NULL)                              = 995146803
> time(NULL)                              = 995146803
> stat("/home/steve/.gnome//Background", {st_mode=S_IFREG|0664, st_size=858, ...}) = 0
> time(NULL)                              = 995146803
> stat("/usr/share/pixmaps/nautilus/eazel-logos/crux_eggplant/backgrounds/background_pattern.png", 0xbffff450) = -1 ENOENT (No such file or directory)
> stat("/usr/share/pixmaps/nautilus/crux_eggplant/backgrounds/background_pattern.png", {st_mode=S_IFREG|0644, st_size=9425, ...}) = 0
> stat("/usr/share/pixmaps/nautilus/crux_eggplant/backgrounds/background_pattern.png", {st_mode=S_IFREG|0644, st_size=9425, ...}) = 0
> time(NULL)                              = 995146803
> time(NULL)                              = 995146803
> time(NULL)                              = 995146803
> time(NULL)                              = 995146803
> time(NULL)                              = 995146803
> time(NULL)                              = 995146803
> time(NULL)                              = 995146803
> time(NULL)                              = 995146803
> time(NULL)                              = 995146803
> time(NULL)                              = 995146803
> time(NULL)                              = 995146803
> time(NULL)                              = 995146803
> write(5, "+\3\1\0", 4)                  = 4
> read(5, 0xbffff630, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\2\245\274\0\0\0\0\255\1\0\2\0\0\0\0\1\0\0\0\0\0\0\0"..., 32) = 32
> uname({sys="Linux", node="rodan.ncc.com", ...}) = 0
> socket(PF_UNIX, SOCK_STREAM, 0)         = 15
> uname({sys="Linux", node="rodan.ncc.com", ...}) = 0
> uname({sys="Linux", node="rodan.ncc.com", ...}) = 0
> connect(15, {sin_family=AF_UNIX, path="/tmp/.X11-unix/X0"}, 19) = 0
> uname({sys="Linux", node="rodan.ncc.com", ...}) = 0
> fcntl(15, F_SETFD, FD_CLOEXEC)          = 0
> access("/home/steve/.Xauthority", R_OK) = 0
> open("/home/steve/.Xauthority", O_RDONLY) = 16
> fstat(16, {st_mode=S_IFREG|0600, st_size=107, ...}) = 0
> old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40aaf000
> read(16, "\1\0\0\rrodan.ncc.com\0\0010\0\22MIT-MAGIC-"..., 4096) = 107
> close(16)                               = 0
> munmap(0x40aaf000, 4096)                = 0
> writev(15, [{"l\0\v\0\0\0\22\0\20\0\0\0", 12}, {"MIT-MAGIC-COOKIE-1", 18}, {"\0\0", 2}, {"5\352\211\257\21w\372\230\217\2\32H\22\347\242`", 16}], 4) = 48
> fcntl(15, F_GETFL)                      = 0x2 (flags O_RDWR)
> fcntl(15, F_SETFL, O_RDWR|O_NONBLOCK)   = 0
> read(15, 0xbffff588, 8)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(16, [15], NULL, NULL, NULL)      = 1 (in [15])
> read(15, "\1\0\v\0\0\0$\0", 8)          = 8
> read(15, " \r\0\0\0\0 \2\377\377?\0\0\1\0\0\30\0\377\377\1\2\0\0"..., 144) = 144
> write(15, "7\0\5\0\0\0 \2&\0\0\0\10\0\0\0\377\377\377\0b\0\5\0\f\0"..., 64) = 64
> read(15, 0xbffff5b0, 32)                = -1 EAGAIN (Resource temporarily unavailable)
> select(16, [15], NULL, NULL, NULL)      = 1 (in [15])
> read(15, "\1\0\2\0\0\0\0\0\1\204\0\0\0\0\0\0\0\0\0\0\0\0\0\0(/x\10"..., 32) = 32
> read(15, "\1\0\3\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 32) = 32
> write(15, "\204\0\1\0", 4)              = 4
> read(15, 0xbffff590, 32)                = -1 EAGAIN (Resource temporarily unavailable)
> select(16, [15], NULL, NULL, NULL)      = 1 (in [15])
> read(15, "\1\0\4\0\0\0\0\0\377\377\17\0\0\0\0\0\1\0\0\0\0\0\0\0("..., 32) = 32
> writev(15, [{"b\0\5\0\t\0 \2", 8}, {"XKEYBOARD", 9}, {"\0\0\0", 3}], 3) = 20
> read(15, 0xbffff400, 32)                = -1 EAGAIN (Resource temporarily unavailable)
> select(16, [15], NULL, NULL, NULL)      = 1 (in [15])
> read(15, "\1\0\5\0\0\0\0\0\1\210T\210\0\0\0\0\1\0\0\0\0\0\0\0(/x"..., 32) = 32
> write(15, "\210\0\2\0\1\0\0\0", 8)      = 8
> read(15, 0xbffff4d0, 32)                = -1 EAGAIN (Resource temporarily unavailable)
> select(16, [15], NULL, NULL, NULL)      = 1 (in [15])
> read(15, "\1\1\6\0\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0(/x\10"..., 32) = 32
> write(15, "\20\0\4\0\7\0\0\0Compose\0", 16) = 16
> read(15, 0xbffff450, 32)                = -1 EAGAIN (Resource temporarily unavailable)
> select(16, [15], NULL, NULL, NULL)      = 1 (in [15])
> read(15, "\1\0\7\0\0\0\0\0\276\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0(/x\10"..., 32) = 32
> write(15, "p\1\1\0005\30\4\0\1\0 \2&\0\0\0\0\5\0\4<\0\2\0\0\0 \2+"..., 32) = 32
> read(15, 0xbffff610, 32)                = -1 EAGAIN (Resource temporarily unavailable)
> select(16, [15], NULL, NULL, NULL)      = 1 (in [15])
> read(15, "\1\2\v\0\0\0\0\0\255\1\0\2\0\0\0\0\0\0\0\0\0\0\0\0(/x\10"..., 32) = 32
> shutdown(15, 2 /* send and receive */)  = 0
> close(15)                               = 0
> write(5, "\16\3\2\0\1\0 \2", 8)         = 8
> read(5, 0xbffff5d0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\30\246\274\0\0\0\0&\0\0\0\0\0\0\0\0\5\0\4\0\0\0\0\250"..., 32) = 32
> write(5, "7\3\5\0)R\2\1\1\0 \2\0\0\1\0\0\0\0\0\201\3\n\0\1\0@\2)"..., 104) = 104
> read(5, 0xbffff3e0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\2\252\274\0\0\0\0\255\1\0\2\0\0\0\0\0\0\0\0\0\0\0\0"..., 32) = 32
> write(5, "\201\3\n\0\1\0 \2)R\2\1\0\6 \0\0\0\0\0\0\1@\0\0\2\0\0\30"..., 244) = 244
> read(5, 0xbffff3e0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\2\261\274\0\0\0\0\255\1\0\2\0\0\0\0\0\0\0\0\0\0\0\0"..., 32) = 32
> write(5, "\201\3\n\0\1\0 \2)R\2\1\0\6 \0\0\0\0\0\0\1@\0\0\3 \0\30"..., 244) = 244
> read(5, 0xbffff3e0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\2\270\274\0\0\0\0\255\1\0\2\0\0\0\0\0\0\0\0\0\0\0\0"..., 32) = 32
> write(5, "\201\3\n\0\1\0 \2)R\2\1\0\6 \0\0\0\0\0\0\1@\0\0\4\200\0"..., 244) = 244
> read(5, 0xbffff3e0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\2\277\274\0\0\0\0\255\1\0\2\0\0\0\0\0\0\0\0\0\0\0\0"..., 32) = 32
> write(5, "\201\3\n\0\1\0 \2)R\2\1\0\6 \0\0\0\0\0\0\1@\0\0\0\0\1\30"..., 244) = 244
> read(5, 0xbffff3e0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\2\306\274\0\0\0\0\255\1\0\2\0\0\0\0\0\0\0\0\0\0\0\0"..., 32) = 32
> write(5, "\201\3\n\0\1\0 \2)R\2\1\0\6 \0\0\0\0\0\0\1@\0\0\1 \1\30"..., 244) = 244
> read(5, 0xbffff3e0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\2\315\274\0\0\0\0\255\1\0\2\0\0\0\0\0\0\0\0\0\0\0\0"..., 32) = 32
> write(5, "\201\3\n\0\1\0 \2)R\2\1\0\6 \0\0\0\0\0\0\1@\0\0\2\200\1"..., 244) = 244
> read(5, 0xbffff3e0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\2\324\274\0\0\0\0\255\1\0\2\0\0\0\0\0\0\0\0\0\0\0\0"..., 32) = 32
> write(5, "\201\3\n\0\1\0 \2)R\2\1\0\6 \0\0\0\0\0\0\1@\0\0\3\300\1"..., 244) = 244
> read(5, 0xbffff3e0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\2\333\274\0\0\0\0\255\1\0\2\0\0\0\0\0\0\0\0\0\0\0\0"..., 32) = 32
> write(5, "\201\3\n\0\1\0 \2)R\2\1\0\6 \0\0\0\0\0\0\1@\0\0\4\0\2\30"..., 244) = 244
> read(5, 0xbffff3e0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\2\342\274\0\0\0\0\255\1\0\2\0\0\0\0\0\0\0\0\0\0\0\0"..., 32) = 32
> write(5, "\201\3\n\0\1\0 \2)R\2\1\0\6 \0\0\0\0\0\0\1@\0\0\0\200\2"..., 244) = 244
> read(5, 0xbffff3e0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\2\351\274\0\0\0\0\255\1\0\2\0\0\0\0\0\0\0\0\0\0\0\0"..., 32) = 32
> write(5, "\201\3\n\0\1\0 \2)R\2\1\0\6 \0\0\0\0\0\0\1@\0\0\1\300\2"..., 244) = 244
> read(5, 0xbffff3e0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\2\360\274\0\0\0\0\255\1\0\2\0\0\0\0\0\0\0\0\0\0\0\0"..., 32) = 32
> write(5, "\201\3\n\0\1\0 \2)R\2\1\0\6 \0\0\0\0\0\0\1@\0\0\2\0\3\30"..., 244) = 244
> read(5, 0xbffff3e0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\2\367\274\0\0\0\0\255\1\0\2\0\0\0\0\0\0\0\0\0\0\0\0"..., 32) = 32
> write(5, "\201\3\n\0\1\0 \2)R\2\1\0\6 \0\0\0\0\0\0\1@\0\0\3 \3\30"..., 244) = 244
> read(5, 0xbffff3e0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1\2\376\274\0\0\0\0\255\1\0\2\0\0\0\0\0\0\0\0\0\0\0\0"..., 32) = 32
> write(5, "\201\3\n\0\1\0 \2)R\2\1\0\6 \0\0\0\0\0\0\1@\0\0\4\200\3"..., 276) = 276
> read(5, 0xbffff5e0, 32)                 = -1 EAGAIN (Resource temporarily unavailable)
> select(6, [5], NULL, NULL, NULL)        = 1 (in [5])
> read(5, "\1 \7\275\1\0\0\0\24\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\0\0"..., 32) = 32
> read(5, "\1\0\200\3", 4)                = 4
> write(5, "q\3\2\0\1\0\200\3\22\0\7\0&\0\0\0\7\1\0\0\24\0\0\0 \4\200"..., 100) = 100
> gettimeofday({995146803, 226615}, NULL) = 0
> write(5, "\2\3\4\0\273\4\0\1\1\0\0\0\1\0 \2", 16) = 16
> ioctl(5, FIONREAD, [0])                 = 0
> poll([{fd=5, events=POLLIN, revents=POLLIN}, {fd=6, events=POLLIN|POLLPRI}, {fd=7, events=POLLIN}, {fd=10, events=POLLIN}, {fd=3, events=POLLIN}, {fd=12, events=POLLIN}, {fd=9, events=POLLIN}, {fd=13, events=POLLIN}, {fd=17, events=POLLIN}], 9, 153) = 1
> gettimeofday({995146803, 227673}, NULL) = 0
> ioctl(5, FIONREAD, [64])                = 0
> read(5, "\34[\t\275&\0\0\0\7\1\0\0\32(_\263\00017\10 \371\377\277"..., 64) = 64
> gettimeofday({995146803, 227869}, NULL) = 0
> gettimeofday({995146803, 227920}, NULL) = 0
> poll([{fd=5, events=POLLIN}, {fd=6, events=POLLIN|POLLPRI}, {fd=7, events=POLLIN}, {fd=10, events=POLLIN}], 4, 0) = 0
> gettimeofday({995146803, 228025}, NULL) = 0
> ioctl(5, FIONREAD, [0])                 = 0
> poll([{fd=5, events=POLLIN}, {fd=6, events=POLLIN|POLLPRI}, {fd=7, events=POLLIN}, {fd=10, events=POLLIN}, {fd=3, events=POLLIN}, {fd=12, events=POLLIN}, {fd=9, events=POLLIN}, {fd=13, events=POLLIN}, {fd=17, events=POLLIN}], 9, 152) = 0
> gettimeofday({995146803, 390862}, NULL) = 0
> stat("/home/steve/.gnome-desktop", {st_mode=S_IFDIR|0775, st_size=4096, ...}) = 0
> stat("/home/steve/.gnome-desktop", {st_mode=S_IFDIR|0775, st_size=4096, ...}) = 0
> gettimeofday({995146803, 391040}, NULL) = 0
> ioctl(5, FIONREAD, [0])                 = 0
> poll([{fd=5, events=POLLIN}, {fd=6, events=POLLIN|POLLPRI}, {fd=7, events=POLLIN}, {fd=10, events=POLLIN}, {fd=3, events=POLLIN}, {fd=12, events=POLLIN}, {fd=9, events=POLLIN}, {fd=13, events=POLLIN}, {fd=17, events=POLLIN}], 9, 46) = 0
> gettimeofday({995146803, 450802}, NULL) = 0
> _llseek(14, 0, [0], SEEK_SET)           = 0
> read(14, "/dev/root / ext2 rw 0 0\n/proc /p"..., 1024) = 236
> read(14, "", 1024)                      = 0
Follow-Ups:
- Re: [Nautilus-list] Excessive CPU utilization
  - From: Rich Rudnick
- Re: [Nautilus-list] Excessive CPU utilization
  - From: Carlos Perelló Marín
References:
- Re: [Nautilus-list] Excessive CPU utilization
  - From: R. Steven Rainwater
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