MDEV-31956 SSD based InnoDB buffer pool extension #4510

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vlad-lesin wants to merge 14 commits into 11.8 from 11.8-MDEV-31956-ext_buf_pool

+2,454 −387

mysql-test/suite/innodb/include/wait_for_pattern_in_file.inc

-Original file line number
+Diff line change
@@ -0,0 +1,23 @@
+    perl;
+      use strict;
+      use Time::HiRes qw(sleep);
+      my $search_pattern= $ENV{'SEARCH_PATTERN'} or die "SEARCH_PATTERN not set";
+      my $search_file= $ENV{'SEARCH_FILE'} or die "SEARCH_FILE not set";
+      my $wait_counter= 600; # 60 seconds
+      while (1)
+      {
+        my $found= 0;
+        open(FILE, $search_file) or die("Unable to open '$search_file': $!\n");
+        while (<FILE>) {
+          if (/$search_pattern/) {
+            $found= 1;
+            last;
+          }
+        }
+        close(FILE);
+        last if ($found);
+        $wait_counter-- or
+          die "Timeout waiting for '$search_pattern' in $search_file\n";
+        sleep(0.1);
+      }
+    EOF

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