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Merge branch 'develop' of github.com:mariadb-corporation/mariadb-columnstore-engine into S3-project

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This commit is contained in:
Patrick LeBlanc
2019-05-17 13:24:09 -05:00
parent 3c32f6d888 355e2f914f
commit 3d67df18bf
330 changed files with 1159 additions and 23299 deletions
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10
versioning/BRM/slavecomm.cpp
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@ -51,12 +51,14 @@ using namespace idbdatafile;
namespace
{
#ifdef USE_VERY_COMPLEX_DROP_CACHES
void timespec_sub(const struct timespec& tv1,
const struct timespec& tv2,
double& tm)
{
tm = (double)(tv2.tv_sec - tv1.tv_sec) + 1.e-9 * (tv2.tv_nsec - tv1.tv_nsec);
}
#endif
}
namespace BRM
@ -2179,8 +2181,12 @@ void SlaveComm::do_flushInodeCache()
if ((fd = open("/proc/sys/vm/drop_caches", O_WRONLY)) >= 0)
{
write(fd, "3\n", 2);
close(fd);
ssize_t written = write(fd, "3\n", 2);
int rc = close(fd);
if ( !written || rc )
{
std::cerr << "Could not write into or close /proc/sys/vm/drop_caches" << std::endl;
}
}
#endif