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Add a patch to lower the valid range of mysql read/write/wait timeouts.
Such timeouts are implemented via setsockopt that doesn't accept values larger than (INT_MAX / kern.hz).
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Notes:
svn2git
2021-03-31 03:12:20 +00:00
svn path=/head/; revision=299354
38
databases/mysql55-server/files/patch-sql_sys_vars.cc
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38
databases/mysql55-server/files/patch-sql_sys_vars.cc
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@ -0,0 +1,38 @@
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--- sql/sys_vars.cc.orig 2012-06-15 17:03:32.000000000 +0200
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+++ sql/sys_vars.cc 2012-06-15 17:16:23.000000000 +0200
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@@ -900,7 +900,7 @@
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"connection before closing it",
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SESSION_VAR(net_interactive_timeout),
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CMD_LINE(REQUIRED_ARG),
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- VALID_RANGE(1, LONG_TIMEOUT), DEFAULT(NET_WAIT_TIMEOUT), BLOCK_SIZE(1));
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+ VALID_RANGE(1, INT_MAX32/1000), DEFAULT(NET_WAIT_TIMEOUT), BLOCK_SIZE(1));
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static Sys_var_ulong Sys_join_buffer_size(
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"join_buffer_size",
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@@ -1401,7 +1401,7 @@
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"Number of seconds to wait for more data from a connection before "
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"aborting the read",
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SESSION_VAR(net_read_timeout), CMD_LINE(REQUIRED_ARG),
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- VALID_RANGE(1, LONG_TIMEOUT), DEFAULT(NET_READ_TIMEOUT), BLOCK_SIZE(1),
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+ VALID_RANGE(1, INT_MAX32/1000), DEFAULT(NET_READ_TIMEOUT), BLOCK_SIZE(1),
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NO_MUTEX_GUARD, NOT_IN_BINLOG, ON_CHECK(0),
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ON_UPDATE(fix_net_read_timeout));
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@@ -1416,7 +1416,7 @@
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"Number of seconds to wait for a block to be written to a connection "
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"before aborting the write",
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SESSION_VAR(net_write_timeout), CMD_LINE(REQUIRED_ARG),
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- VALID_RANGE(1, LONG_TIMEOUT), DEFAULT(NET_WRITE_TIMEOUT), BLOCK_SIZE(1),
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+ VALID_RANGE(1, INT_MAX32/1000), DEFAULT(NET_WRITE_TIMEOUT), BLOCK_SIZE(1),
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NO_MUTEX_GUARD, NOT_IN_BINLOG, ON_CHECK(0),
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ON_UPDATE(fix_net_write_timeout));
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@@ -2257,7 +2257,7 @@
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"The number of seconds the server waits for activity on a "
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"connection before closing it",
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SESSION_VAR(net_wait_timeout), CMD_LINE(REQUIRED_ARG),
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- VALID_RANGE(1, IF_WIN(INT_MAX32/1000, LONG_TIMEOUT)),
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+ VALID_RANGE(1, INT_MAX32/1000),
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DEFAULT(NET_WAIT_TIMEOUT), BLOCK_SIZE(1));
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/** propagates changes to the relevant flag of @@optimizer_switch */
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