search for: b9145ed

...FISH @@ -868,6 +866,9 @@ TESTS += \ endif HAVE_GUESTFISH TESTS += test-cache-max-size.sh +# cacheextents filter test. +TESTS += test-cacheextents.sh + # cow filter test. if HAVE_GUESTFISH TESTS += test-cow.sh diff --git a/tests/test-cacheextents.sh b/tests/test-cacheextents.sh index fd0bd1c..b9145ed 100755 --- a/tests/test-cacheextents.sh +++ b/tests/test-cacheextents.sh @@ -38,6 +38,10 @@ requires diff --version requires grep --version requires qemu-img --version +files="test-cacheextents-actual.log test-cacheextents-expected.log" +rm -f $files +cleanup_fn rm -f $files + nbdkit...

...dif HAVE_GUESTFISH > TESTS += test-cache-max-size.sh > >+# cacheextents filter test. >+TESTS += test-cacheextents.sh >+ > # cow filter test. > if HAVE_GUESTFISH > TESTS += test-cow.sh >diff --git a/tests/test-cacheextents.sh b/tests/test-cacheextents.sh >index fd0bd1c..b9145ed 100755 >--- a/tests/test-cacheextents.sh >+++ b/tests/test-cacheextents.sh >@@ -38,6 +38,10 @@ requires diff --version > requires grep --version > requires qemu-img --version > >+files="test-cacheextents-actual.log test-cacheextents-expected.log" >+rm -f $files &gt...

This filter caches the last result of the extents() call and offers a nice speed-up for clients that only support req_on=1 in combination with plugins like vddk, which has no overhead for returning information for multiple extents in one call, but that call is very time-consuming. Quick test showed that on a fast connection and a sparsely allocated 16G disk with a OS installed `qemu-img map` runs