the below turned out to be a (busy) NFS server causing the problems (the
user had their /home mounted on it thus firefox (etc) couldn't read user
config files)

On Wed, 2008-05-14 at 19:14 +0100, michael wrote:
> Slightly OT, but wondering if 'strace' experts here can here:
>
> A colleague running FC8 (Fedora) seems to have intermittent problems starting
> firefox, particularly from the Gnome menu bar, but also probs starting
> openoffice. I did an `strace -f` and compared to my nicely working
> firefox (FC7) and the main diff seems to be they have numerous 'EAGAIN
> (Resource temporarily unavailable)' msgs in their code (see below) but
> I'm unsure how to determine what they are referring to so all help
> welcome! Ta, M
> ===
> ... lots of output (replaced hostname with xxxxxx)
>
> 16495 uname({sys="Linux", node="xxxxxx.seaes.manchester.ac.uk", ...}) =
> 0
> 16495 access("/tmp/.gdmXZD3AU", R_OK) = 0
> 16495 open("/tmp/.gdmXZD3AU", O_RDONLY) = 4
> 16495 fstat64(4, {st_mode=S_IFREG|0600, st_size=141, ...}) = 0
> 16495 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS,
> -1, 0) = 0x40002000
> 16495 read(4, "136jones02.seaes.manchester.ac."..., 4096) = 141
> 16495 read(4, "", 4096) = 0
> 16495 close(4) = 0
> 16495 munmap(0x40002000, 4096) = 0
> 16495 fcntl64(3, F_GETFL) = 0x2 (flags O_RDWR)
> 16495 fcntl64(3, F_SETFL, O_RDWR|O_NONBLOCK) = 0
> 16495 fcntl64(3, F_SETFD, FD_CLOEXEC) = 0
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"lv2220", 10}, {"", 2},
> {"MIT-MAGIC-COOKIE-1", 18}, {"", 2}, {"2132-355[9304.J~302310
> 23737230^", 16}, {"", 0}], 6) = 48
> 16495 read(3, 0x99eba78, 8) = -1 EAGAIN (Resource
> temporarily unavailable)
> 16495 select(4, [3], NULL, NULL, NULL) = 1 (in [3])
> 16495 read(3, "1vi", 8) = 8
> 16495 read(3, "`*235 43773773712437737717
> 10377t214!10"..., 420) = 420
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"75 4X10377377377b5f
> BIG-"..., 40}], 1) = 40
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "1
212021
> 3305374277", 4096) = 32
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"2021", 4}], 1) = 4
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "1303377377?3345
> 374277@252 10", 4096) = 32
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"246X2737341365
> 5", 24}], 1) = 24
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "110400863734030
> "..., 4096) = 4096
> 16495 read(3, "mMessageBox.foreground: #000000
"..., 2304) = 2304
> 16495 read(3, 0x99ebd50, 4096) = -1 EAGAIN (Resource
> temporarily unavailable)
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"b5 XKEYBOARD", 20}], 1) = 20
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "1
51224o256020
> 3305374277", 4096) = 32
> 16495 read(3, 0x99ebd50, 4096) = -1 EAGAIN (Resource
> temporarily unavailable)
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"22421", 8}], 1) = 8
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "11613505374277327
25103030
>
370300233101", 4096) = 32
> 16495 read(3, 0x99ebd50, 4096) = -1 EAGAIN (Resource
> temporarily unavailable)
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"20620_MOZILLA_VERSION206

> "..., 216}], 1) = 216
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "1
7230100020
> 3305374277"..., 4096) = 288
> 16495 read(3, 0x99ebd50, 4096) = -1 EAGAIN (Resource
> temporarily unavailable)
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"172X", 8}], 1) = 8
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "01520233X233
> "..., 4096) = 652
> 16495 read(3, 0x99ebd50, 4096) = -1 EAGAIN (Resource
> temporarily unavailable)
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"2463463402m
> ", 24}], 1) = 24
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "121
> ", 4096) = 32
> 16495 read(3, 0x99ebd50, 4096) = -1 EAGAIN (Resource
> temporarily unavailable)
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"1723463402", 8}], 1) = 8
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "015221XX1
> "..., 4096) = 36
> 16495 read(3, 0x99ebd50, 4096) = -1 EAGAIN (Resource
> temporarily unavailable)
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"2463473402m
> ", 24}], 1) = 24
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "123
> ", 4096) = 32
> 16495 read(3, 0x99ebd50, 4096) = -1 EAGAIN (Resource
> temporarily unavailable)
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"1723473402", 8}], 1) = 8
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "01524X3463402
> ", 4096) = 32
> 16495 read(3, 0x99ebd50, 4096) = -1 EAGAIN (Resource
> temporarily unavailable)
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"2463463402230137@
> ", 24}], 1) = 24
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "125
> ", 4096) = 32
> 16495 read(3, 0x99ebd50, 4096) = -1 EAGAIN (Resource
> temporarily unavailable)
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"2463333402m
> ", 24}], 1) = 24
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "126
> ", 4096) = 32
> 16495 read(3, 0x99ebd50, 4096) = -1 EAGAIN (Resource
> temporarily unavailable)
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"1723333402", 8}], 1) = 8
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "015272XX2
> "..., 4096) = 40
> 16495 read(3, 0x99ebd50, 4096) = -1 EAGAIN (Resource
> temporarily unavailable)
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"2463343402m
> ", 24}], 1) = 24
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
> 16495 read(3, "130
> ", 4096) = 32
> 16495 read(3, 0x99ebd50, 4096) = -1 EAGAIN (Resource
> temporarily unavailable)
> 16495 select(4, [3], [3], NULL, NULL) = 1 (out [3])
> 16495 writev(3, [{"2463363402m
> ", 24}], 1) = 24
> 16495 select(4, [3], [], NULL, NULL) = 1 (in [3])
>
> (and many many more such things)
>
>


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