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MDEV-24670 memory pressure - warnings/notes

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Errors outputted as notes are weird, and when a user
cannot do anything about them, why output them at all.

Point taken, removed these, and left positive message
on initialization (from Marko).

Thanks Elena Stepanova.
This commit is contained in:
Daniel Black 2023-12-20 09:48:36 +11:00
parent a057a6e41f
commit 9d2c3d388e
1 changed files with 4 additions and 12 deletions
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16
storage/innobase/buf/buf0buf.cc
View file

@ -786,16 +786,7 @@ public:
if ((m_fds[m_num_fds].fd=
open(memcgroup.c_str(), O_RDWR | O_NONBLOCK | O_CLOEXEC)) < 0)
{
switch (errno) {
case EPERM:
/* https://lore.kernel.org/all/CAMw=ZnQ56cm4Txgy5EhGYvR+Jt4s-KVgoA9_65HKWVMOXp7a9A@mail.gmail.com/T/#m3bd2a73c5ee49965cb73a830b1ccaa37ccf4e427 */
sql_print_information("InnoDB: Failed to initialize memory pressure EPERM, "
"file permissions.");
break;
default:
sql_print_information("InnoDB: Failed to initialize memory pressure: %s",
strerror(errno));
}
/* User can't do anything about it, no point giving warning */
shutdown();
return false;
}
@ -803,7 +794,7 @@ public:
ssize_t slen= strlen(*trig);
if (write(m_fds[m_num_fds].fd, *trig, slen) < slen)
{
sql_print_warning("InnoDB: Failed create trigger for memory pressure \"%s\"", *trig);
/* we may fail this one, but continue to the next */
my_close(m_fds[m_num_fds].fd, MYF(MY_WME));
continue;
}
@ -815,7 +806,7 @@ public:
if ((m_event_fd= eventfd(0, EFD_CLOEXEC|EFD_NONBLOCK)) == -1)
{
sql_print_warning("InnoDB: No memory pressure - can't create eventfd");
/* User can't do anything about it, no point giving warning */
shutdown();
return false;
}
@ -824,6 +815,7 @@ public:
m_fds[m_num_fds].events= POLLIN;
m_num_fds++;
m_thd= std::thread(pressure_routine, this);
sql_print_information("InnoDB: Initialized memory pressure event listener");
return true;
}