From: Ivan Zakharyaschev <imz@altlinux.org>
To: devel@lists.altlinux.org, community@lists.altlinux.org
Cc: sotor@altlinux.org
Subject: Re: [devel] I: rpm in p8 had problems reading *.rpm files
Date: Thu, 11 Jul 2019 22:23:46 +0300 (MSK)
Message-ID: <alpine.LFD.2.20.1907112215100.15309@imap.altlinux.org> (raw)
In-Reply-To: <alpine.LFD.2.20.1907111746360.15309@imap.altlinux.org>
[-- Attachment #1: Type: text/plain, Size: 13724 bytes --]
On Thu, 11 Jul 2019, Ivan Zakharyaschev wrote:
> Из отдела тестирования сообщили, что в Workstation 8.2 i586 наблюдаются
> проблемы при чтении пакетов из репозитория p8, смонтированного по NFS.
>
> # /usr/lib/rpm/rpmq -q -i --list --verbose --package -q --qf "[* %{CHANGELOGNAME}\n %{CHANGELOGTEXT}\n]" /mnt/repo-nhcR/pub/distributions/ALTLinux/p8/branch/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm
> ошибка: ошибка запроса /mnt/repo-nhcR/pub/distributions/ALTLinux/p8/branch/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm
>
> С обновлённым rpm-4.0.4-alt101.M80P.5.5 такой проблемы нет.
>
> Я примерно понял, какой код там выполняется, а какой с обновлённым rpm,
> когда ошибки нет. (Они идут разным путём.)
Проверил у себя на i586 обе версии rpm -- из Workstation 8.2 и
обновлённую: rpm-4.0.4-alt101.M80P.1 и rpm-4.0.4-alt101.M80P.5.5.
Разницы по strace в этом месте не видно. Проблема не воспроизводится. Как
можно объяснить, я тоже не знаю. (То, что я написал, тоже не так -- исходя
из вывода strace.) Странно, что у них она воспроизводится стабильно.
> Когда ошибка случается, вывод strace -fy -s1000 перед этим такой:
>
> open("/mnt/repo-nhcR/pub/distributions/ALTLinux/p8/branch/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm",
> O_RDONLY) =
> 3</mnt/repo-nhcR/pub/distributions/ALTLinux/p8/branch/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>
> fcntl64(3</mnt/repo-nhcR/pub/distributions/ALTLinux/p8/branch/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
> F_SETFD, FD_CLOEXEC) = 0
> gettimeofday({tv_sec=1562834023, tv_usec=224425}, NULL) = 0
> fstat64(3</mnt/repo-nhcR/pub/distributions/ALTLinux/p8/branch/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
> {st_mode=S_IFREG|0644, st_size=122129, ...}) = 0
> _newselect(4,
> [3</mnt/repo-nhcR/pub/distributions/ALTLinux/p8/branch/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>],
> NULL, NULL, {tv_sec=1, tv_usec=0}) = 1 (in [3], left {tv_sec=0,
> tv_usec=999999})
> gettimeofday({tv_sec=1562834023, tv_usec=224634}, NULL) = 0
> read(3</mnt/repo-nhcR/pub/distributions/ALTLinux/p8/branch/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
> "\355\253\356\333\3\0\0\0\0\1sssd-ad-1.16.4-alt1.M80P.1\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\5\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0",
> 96) = 96
> gettimeofday({tv_sec=1562834023, tv_usec=224766}, NULL) = 0
> _newselect(4,
> [3</mnt/repo-nhcR/pub/distributions/ALTLinux/p8/branch/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>],
> NULL, NULL, {tv_sec=1, tv_usec=0}) = 1 (in [3], left {tv_sec=0,
> tv_usec=999999})
> gettimeofday({tv_sec=1562834023, tv_usec=224870}, NULL) = 0
> read(3</mnt/repo-nhcR/pub/distributions/ALTLinux/p8/branch/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
> "\216\255\350\1\0\0\0\0\0\0\0\5\0\0\0\230", 16) = 16
> gettimeofday({tv_sec=1562834023, tv_usec=224953}, NULL) = 0
> _newselect(4,
> [3</mnt/repo-nhcR/pub/distributions/ALTLinux/p8/branch/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>],
> NULL, NULL, {tv_sec=1, tv_usec=0}) = 1 (in [3], left {tv_sec=0,
> tv_usec=999999})
> gettimeofday({tv_sec=1562834023, tv_usec=225069}, NULL) = 0
> read(3</mnt/repo-nhcR/pub/distributions/ALTLinux/p8/branch/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
> "\0\0\0>\0\0\0\7\0\0\0\210\0\0\0\20\0\0\1\r\0\0\0\6\0\0\0\0\0\0\0\1\0\0\3\350\0\0\0\4\0\0\0,\0\0\0\1\0\0\3\354\0\0\0\7\0\0\0000\0\0\0\20\0\0\3\355\0\0\0\7\0\0\0@\0\0\0H7ce3371ed3cb8e8bcea5a341a029ac364173f7ab\0\0\0\0\0\1\333\271\271v\nq\244\1\271&VY\242\257RH\260\220\210F\4\0\21\2\0\6\5\2]\33\225b\0\n\t\20\334\236\225\302#\21\24\263GF\0\237`,L\375\226t\370s\35\206\202\"\265k\364s:\206\v\31\0\240\256VMa\356w*M\352\36\374!Z^J\277\16\356\256?\0\0\0>\0\0\0\7\377\377\377\260\0\0\0\20",
> 232) = 232
> gettimeofday({tv_sec=1562834023, tv_usec=225146}, NULL) = 0
> fstat64(3</mnt/repo-nhcR/pub/distributions/ALTLinux/p8/branch/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
> {st_mode=S_IFREG|0644, st_size=122129, ...}) = 0
> gettimeofday({tv_sec=1562834023, tv_usec=225226}, NULL) = 0
> close(3</mnt/repo-nhcR/pub/distributions/ALTLinux/p8/branch/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>)
> = 0
>
> Когда ошибки нет, аналогичный кусок у меня (правда, на x86_64) такой:
> Обращает на себя внимание наличие при работе старого rpm вызовов
> gettimeofday(), а в обновлённом -- просто select(). Это свидетельствует,
> что в обновлённом rpm используется набор функций для работы с файлами
> "ufdio", а в старом -- "fdio". Наверное, "fdio" глючный. Вероятно, выбор в
Вот как это выглядит у меня с rpm из workstation 8.2 на i586
3016 open("/ALT/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm",
O_RDONLY) =
3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>
3016
fcntl64(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
F_SETFD, FD_CLOEXEC) = 0
3016 gettimeofday({1562871385, 345814}, NULL) = 0
3016
fstat64(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
{st_mode=S_IFREG|0644, st_size=122129, ...}) = 0
3016
fadvise64(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
0, 0, POSIX_FADV_RANDOM) = 0
3016 _newselect(4,
[3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>],
NULL, NULL, {1, 0}) = 1 (in [3], left {0, 999998})
3016 gettimeofday({1562871385, 345980}, NULL) = 0
3016
read(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
"\355\253\356\333\3\0\0\0\0\1sssd-ad-1.16.4-alt1.M8"..., 96) = 96
3016 gettimeofday({1562871385, 346037}, NULL) = 0
3016 _newselect(4,
[3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>],
NULL, NULL, {1, 0}) = 1 (in [3], left {0, 999998})
3016 gettimeofday({1562871385, 346102}, NULL) = 0
3016
read(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
"\216\255\350\1\0\0\0\0\0\0\0\5\0\0\0\230", 16) = 16
3016 gettimeofday({1562871385, 346155}, NULL) = 0
3016 _newselect(4,
[3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>],
NULL, NULL, {1, 0}) = 1 (in [3], left {0, 999999})
3016 gettimeofday({1562871385, 346223}, NULL) = 0
3016
read(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
"\0\0\0>\0\0\0\7\0\0\0\210\0\0\0\20\0\0\1\r\0\0\0\6\0\0\0\0\0\0\0\1"...,
232) = 232
3016 gettimeofday({1562871385, 346276}, NULL) = 0
3016
fstat64(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
{st_mode=S_IFREG|0644, st_size=122129, ...}) = 0
3016 open("/usr/share/locale/ru_RU.UTF-8/LC_MESSAGES/rpm.mo", O_RDONLY) =
-1 ENOENT (No such file or directory)
3016 open("/usr/share/locale/ru_RU.utf8/LC_MESSAGES/rpm.mo", O_RDONLY) =
-1 ENOENT (No such file or directory)
3016 open("/usr/share/locale/ru_RU/LC_MESSAGES/rpm.mo", O_RDONLY) = -1
ENOENT (No such file or directory)
3016 open("/usr/share/locale/ru.UTF-8/LC_MESSAGES/rpm.mo", O_RDONLY) = -1
ENOENT (No such file or directory)
3016 open("/usr/share/locale/ru.utf8/LC_MESSAGES/rpm.mo", O_RDONLY) = -1
ENOENT (No such file or directory)
3016 open("/usr/share/locale/ru/LC_MESSAGES/rpm.mo", O_RDONLY) =
4</usr/share/locale/ru/LC_MESSAGES/rpm.mo>
3016 fstat64(4</usr/share/locale/ru/LC_MESSAGES/rpm.mo>,
{st_mode=S_IFREG|0644, st_size=94761, ...}) = 0
3016 mmap2(NULL, 94761, PROT_READ, MAP_PRIVATE,
4</usr/share/locale/ru/LC_MESSAGES/rpm.mo>, 0) = 0xb7028000
3016 close(4</usr/share/locale/ru/LC_MESSAGES/rpm.mo>) = 0
3016 _newselect(4,
[3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>],
NULL, NULL, {1, 0}) = 1 (in [3], left {0, 999998})
3016 gettimeofday({1562871385, 346750}, NULL) = 0
3016
read(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
"\216\255\350\1\0\0\0\0\0\0\0004\0\0*`", 16) = 16
3016 gettimeofday({1562871385, 346803}, NULL) = 0
3016 _newselect(4,
[3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>],
NULL, NULL, {1, 0}) = 1 (in [3], left {0, 999998})
3016 gettimeofday({1562871385, 346870}, NULL) = 0
3016
read(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
"\0\0\0?\0\0\0\7\0\0*P\0\0\0\20\0\0\0d\0\0\0\10\0\0\0\0\0\0\0\1"...,
11680) = 11680
3016 gettimeofday({1562871385, 346930}, NULL) = 0
3016
fadvise64(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
0, 0, POSIX_FADV_NORMAL) = 0
3016 sysinfo({uptime=2981, loads=[3584, 1920, 320], totalram=2118459392,
freeram=1635254272, sharedram=4005888, bufferram=32104448,
totalswap=2117070848, freeswap=2117070848, procs=208,
totalhigh=1216208896, freehigh=958918656, mem_unit=1}) = 0
3016 gettimeofday({1562871385, 347074}, NULL) = 0
3016
close(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>)
= 0
И вот как с обновлённым rpm:
3435 open("/ALT/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm",
O_RDONLY|O_LARGEFILE) =
3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>
3435
fcntl64(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
F_SETFD, FD_CLOEXEC) = 0
3435 gettimeofday({1562871641, 593028}, NULL) = 0
3435
fstat64(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
{st_mode=S_IFREG|0644, st_size=122129, ...}) = 0
3435
fadvise64_64(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
0, 0, POSIX_FADV_RANDOM) = 0
3435 _newselect(4,
[3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>],
NULL, NULL, {1, 0}) = 1 (in [3], left {0, 999998})
3435 gettimeofday({1562871641, 593193}, NULL) = 0
3435
read(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
"\355\253\356\333\3\0\0\0\0\1sssd-ad-1.16.4-alt1.M8"..., 96) = 96
3435 gettimeofday({1562871641, 593272}, NULL) = 0
3435 _newselect(4,
[3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>],
NULL, NULL, {1, 0}) = 1 (in [3], left {0, 999999})
3435 gettimeofday({1562871641, 593327}, NULL) = 0
3435
read(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
"\216\255\350\1\0\0\0\0\0\0\0\5\0\0\0\230", 16) = 16
3435 gettimeofday({1562871641, 593369}, NULL) = 0
3435 _newselect(4,
[3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>],
NULL, NULL, {1, 0}) = 1 (in [3], left {0, 999999})
3435 gettimeofday({1562871641, 593423}, NULL) = 0
3435
read(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
"\0\0\0>\0\0\0\7\0\0\0\210\0\0\0\20\0\0\1\r\0\0\0\6\0\0\0\0\0\0\0\1"...,
232) = 232
3435 gettimeofday({1562871641, 593466}, NULL) = 0
3435
fstat64(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
{st_mode=S_IFREG|0644, st_size=122129, ...}) = 0
3435 open("/usr/share/locale/ru_RU.UTF-8/LC_MESSAGES/rpm.mo", O_RDONLY) =
-1 ENOENT (No such file or directory)
3435 open("/usr/share/locale/ru_RU.utf8/LC_MESSAGES/rpm.mo", O_RDONLY) =
-1 ENOENT (No such file or directory)
3435 open("/usr/share/locale/ru_RU/LC_MESSAGES/rpm.mo", O_RDONLY) = -1
ENOENT (No such file or directory)
3435 open("/usr/share/locale/ru.UTF-8/LC_MESSAGES/rpm.mo", O_RDONLY) = -1
ENOENT (No such file or directory)
3435 open("/usr/share/locale/ru.utf8/LC_MESSAGES/rpm.mo", O_RDONLY) = -1
ENOENT (No such file or directory)
3435 open("/usr/share/locale/ru/LC_MESSAGES/rpm.mo", O_RDONLY) =
4</usr/share/locale/ru/LC_MESSAGES/rpm.mo>
3435 fstat64(4</usr/share/locale/ru/LC_MESSAGES/rpm.mo>,
{st_mode=S_IFREG|0644, st_size=94761, ...}) = 0
3435 mmap2(NULL, 94761, PROT_READ, MAP_PRIVATE,
4</usr/share/locale/ru/LC_MESSAGES/rpm.mo>, 0) = 0xb706a000
3435 close(4</usr/share/locale/ru/LC_MESSAGES/rpm.mo>) = 0
3435 _newselect(4,
[3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>],
NULL, NULL, {1, 0}) = 1 (in [3], left {0, 999999})
3435 gettimeofday({1562871641, 593858}, NULL) = 0
3435
read(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
"\216\255\350\1\0\0\0\0\0\0\0004\0\0*`", 16) = 16
3435 gettimeofday({1562871641, 593900}, NULL) = 0
3435 _newselect(4,
[3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>],
NULL, NULL, {1, 0}) = 1 (in [3], left {0, 999999})
3435 gettimeofday({1562871641, 593964}, NULL) = 0
3435
read(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
"\0\0\0?\0\0\0\7\0\0*P\0\0\0\20\0\0\0d\0\0\0\10\0\0\0\0\0\0\0\1"...,
11680) = 11680
3435 gettimeofday({1562871641, 594014}, NULL) = 0
3435
fadvise64_64(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>,
0, 0, POSIX_FADV_NORMAL) = 0
3435 sysinfo({uptime=3237, loads=[21632, 11008, 3840],
totalram=2118459392, freeram=1432961024, sharedram=4022272,
bufferram=32686080, totalswap=2117070848, freeswap=2117070848, procs=208,
totalhigh=1216208896, freehigh=840957952, mem_unit=1}) = 0
3435 gettimeofday({1562871641, 594145}, NULL) = 0
3435
close(3</space/mirror/p8/files/i586/RPMS/sssd-ad-1.16.4-alt1.M80P.1.i586.rpm>)
= 0
Разницы в том, что возвращает read, нет (и существенной разницы в
результатах прочих вызовов). Во всех трёх случаях. У них, когда ошибка
случается, времени на последний read уходит побольше, чем у меня. Почему
это сказаывается на поведении rpm, непонятно.
> пользу "ufdio" поменялся в серии патчей Алексея Турбина at@ про Large File
> Support.
>
> Вряд ли пакеты из репозитория как-то плохо сформированы, да этот пример
> вроде и не очень большого файла пакета.
>
> Так что могу посоветовать всем пользователям p8 обновить сначала rpm,
> чтобы избегать таких проблем.
>
> --
> Best regards,
> Ivan
next prev parent reply other threads:[~2019-07-11 19:23 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-11 15:00 Ivan Zakharyaschev
2019-07-11 19:23 ` Ivan Zakharyaschev [this message]
2019-07-12 14:48 ` Ivan Zakharyaschev
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# initialize and index your mirror using the following commands:
public-inbox-init -V2 devel devel/ http://lore.altlinux.org/devel \
devel@altlinux.org devel@altlinux.ru devel@lists.altlinux.org devel@lists.altlinux.ru devel@linux.iplabs.ru mandrake-russian@linuxteam.iplabs.ru sisyphus@linuxteam.iplabs.ru
public-inbox-index devel
Example config snippet for mirrors.
Newsgroup available over NNTP:
nntp://lore.altlinux.org/org.altlinux.lists.devel
AGPL code for this site: git clone https://public-inbox.org/public-inbox.git