diff options
| author | Ayush Ranjan <ayushranjan@google.com> | 2019-08-08 18:44:28 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2019-08-08 18:45:37 -0700 |
| commit | 690308111cc3b7332b2c06db19b87db0236aff1e (patch) | |
| tree | 4e1e99cfc700926a1b67263eb9bdd956eaafb97b /pkg/sentry/fs/ext/ext.go | |
| parent | 7bfad8ebb6ce71c0fe90a1e4f5897f62809fa58b (diff) | |
ext: Benchmark tests.
Added benchmark tests which emulate memfs benchmarks.
Stat benchmarks
BenchmarkVFS2Ext4fsStat/1-12 10000000 145 ns/op
BenchmarkVFS2Ext4fsStat/2-12 10000000 170 ns/op
BenchmarkVFS2Ext4fsStat/3-12 10000000 202 ns/op
BenchmarkVFS2Ext4fsStat/8-12 3000000 374 ns/op
BenchmarkVFS2Ext4fsStat/64-12 500000 2159 ns/op
BenchmarkVFS2Ext4fsStat/100-12 300000 3459 ns/op
BenchmarkVFS1TmpfsStat/1-12 5000000 348 ns/op
BenchmarkVFS1TmpfsStat/2-12 3000000 487 ns/op
BenchmarkVFS1TmpfsStat/3-12 2000000 655 ns/op
BenchmarkVFS1TmpfsStat/8-12 1000000 1365 ns/op
BenchmarkVFS1TmpfsStat/64-12 200000 9565 ns/op
BenchmarkVFS1TmpfsStat/100-12 100000 15158 ns/op
BenchmarkVFS2MemfsStat/1-12 10000000 133 ns/op
BenchmarkVFS2MemfsStat/2-12 10000000 155 ns/op
BenchmarkVFS2MemfsStat/3-12 10000000 182 ns/op
BenchmarkVFS2MemfsStat/8-12 5000000 310 ns/op
BenchmarkVFS2MemfsStat/64-12 1000000 1659 ns/op
BenchmarkVFS2MemfsStat/100-12 500000 2787 ns/op
Mount Stat benchmarks
BenchmarkVFS2ExtfsMountStat/1-12 5000000 245 ns/op
BenchmarkVFS2ExtfsMountStat/2-12 5000000 266 ns/op
BenchmarkVFS2ExtfsMountStat/3-12 5000000 304 ns/op
BenchmarkVFS2ExtfsMountStat/8-12 3000000 456 ns/op
BenchmarkVFS2ExtfsMountStat/64-12 500000 2308 ns/op
BenchmarkVFS2ExtfsMountStat/100-12 300000 3482 ns/op
BenchmarkVFS1TmpfsMountStat/1-12 3000000 488 ns/op
BenchmarkVFS1TmpfsMountStat/2-12 2000000 658 ns/op
BenchmarkVFS1TmpfsMountStat/3-12 2000000 806 ns/op
BenchmarkVFS1TmpfsMountStat/8-12 1000000 1514 ns/op
BenchmarkVFS1TmpfsMountStat/64-12 100000 10037 ns/op
BenchmarkVFS1TmpfsMountStat/100-12 100000 15280 ns/op
BenchmarkVFS2MemfsMountStat/1-12 10000000 212 ns/op
BenchmarkVFS2MemfsMountStat/2-12 5000000 232 ns/op
BenchmarkVFS2MemfsMountStat/3-12 5000000 264 ns/op
BenchmarkVFS2MemfsMountStat/8-12 3000000 390 ns/op
BenchmarkVFS2MemfsMountStat/64-12 1000000 1813 ns/op
BenchmarkVFS2MemfsMountStat/100-12 500000 2812 ns/op
PiperOrigin-RevId: 262477158
Diffstat (limited to 'pkg/sentry/fs/ext/ext.go')
| -rw-r--r-- | pkg/sentry/fs/ext/ext.go | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/pkg/sentry/fs/ext/ext.go b/pkg/sentry/fs/ext/ext.go index c3e2c9efb..632ba97f8 100644 --- a/pkg/sentry/fs/ext/ext.go +++ b/pkg/sentry/fs/ext/ext.go @@ -30,11 +30,11 @@ import ( "gvisor.dev/gvisor/pkg/syserror" ) -// filesystemType implements vfs.FilesystemType. -type filesystemType struct{} +// FilesystemType implements vfs.FilesystemType. +type FilesystemType struct{} -// Compiles only if filesystemType implements vfs.FilesystemType. -var _ vfs.FilesystemType = (*filesystemType)(nil) +// Compiles only if FilesystemType implements vfs.FilesystemType. +var _ vfs.FilesystemType = (*FilesystemType)(nil) // getDeviceFd returns an io.ReaderAt to the underlying device. // Currently there are two ways of mounting an ext(2/3/4) fs: @@ -92,7 +92,7 @@ func isCompatible(sb disklayout.SuperBlock) bool { } // NewFilesystem implements vfs.FilesystemType.NewFilesystem. -func (fstype filesystemType) NewFilesystem(ctx context.Context, creds *auth.Credentials, source string, opts vfs.NewFilesystemOptions) (*vfs.Filesystem, *vfs.Dentry, error) { +func (FilesystemType) NewFilesystem(ctx context.Context, creds *auth.Credentials, source string, opts vfs.NewFilesystemOptions) (*vfs.Filesystem, *vfs.Dentry, error) { // TODO(b/134676337): Ensure that the user is mounting readonly. If not, // EACCESS should be returned according to mount(2). Filesystem independent // flags (like readonly) are currently not available in pkg/sentry/vfs. |