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MFV r289304: 6293 ztest failure: error == 28 (0xc == 0x1c) in ztest_tx_assign()

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Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Prakash Surya <prakash.surya@delphix.com>
Reviewed by: Richard Elling <Richard.Elling@RichardElling.com>
Approved by: Richard Lowe <richlowe@richlowe.net>
Author: Matthew Ahrens <mahrens@delphix.com>

illumos/illumos-gate@8fe00bfb87
This commit is contained in:
Alexander Motin 2015-10-14 10:28:29 +00:00
commit 422891c28a
1 changed files with 10 additions and 0 deletions
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10
sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c
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@ -5295,6 +5295,16 @@ arc_init(void)
arc_c_max = arc_c_min;
arc_c_max = MAX(arc_c * 5, arc_c_max);
/*
* In userland, there's only the memory pressure that we artificially
* create (see arc_available_memory()). Don't let arc_c get too
* small, because it can cause transactions to be larger than
* arc_c, causing arc_tempreserve_space() to fail.
*/
#ifndef _KERNEL
arc_c_min = arc_c_max / 2;
#endif
#ifdef _KERNEL
/*
* Allow the tunables to override our calculations if they are