== sanity test 248a: fast read verification ============== 10:35:22 (1779978922)
/mnt/lustre/f248a.sanity has size 134217728 OK
Test 1: verify that fast read is 4 times faster on cache read
running in VM 'kvm', ignore error
 sanity test_248a: @@@@@@ IGNORE (env=kvm): fast read was not 4 times faster:  14.2128  vs 56.1288  
  Trace dump:
  = /home/green/git/lustre-release/lustre/tests/test-framework.sh:7398:error_ignore()
  = /home/green/git/lustre-release/lustre/tests/test-framework.sh:7413:error_not_in_vm()
  = /home/green/git/lustre-release/lustre/tests/sanity.sh:26592:test_248a()
  = /home/green/git/lustre-release/lustre/tests/test-framework.sh:7758:run_one()
  = /home/green/git/lustre-release/lustre/tests/test-framework.sh:7821:run_one_logged()
  = /home/green/git/lustre-release/lustre/tests/test-framework.sh:7621:run_test()
  = /home/green/git/lustre-release/lustre/tests/sanity.sh:26617:main()
Test 2: verify the performance between big and small read