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| -rw-r--r-- | Documentation/extractloop.md | 294 | ||||
| -rwxr-xr-x | tests/stress_tests/extractloop.bash | 2 |
2 files changed, 296 insertions, 0 deletions
diff --git a/Documentation/extractloop.md b/Documentation/extractloop.md new file mode 100644 index 0000000..ee8c0ae --- /dev/null +++ b/Documentation/extractloop.md @@ -0,0 +1,294 @@ +# extractloop.bash results + +What the extractloop stress test does is (top comment in `extractloop.bash`): + +``` +# Mount a gocryptfs filesystem somewhere on /tmp, then run two parallel +# infinite loops inside that do the following: +# 1) Extract linux-3.0.tar.gz +# 2) Verify the md5sums +# 3) Delete, go to (1) +# +# This test is good at discovering inode-related memory leaks because it creates +# huge numbers of files. +``` + +Memory usage stabilises at 119MiB, we do not run of fds, +and the interation time is stable at 37 seconds. The test +runs slower in the beginning due to xfstests running in +parallel on the test machine. + +Test output (somewhat trimmed for brevity): + +``` +0 jakob@brikett:~/go/src/github.com/rfjakob/gocryptfs/tests/stress_tests$ date +Sun Jan 21 19:48:34 CET 2018 +0 jakob@brikett:~/go/src/github.com/rfjakob/gocryptfs/tests/stress_tests$ gocryptfs -version +gocryptfs v1.4.2-71-gf63ce35; go-fuse v20170619-24-g3d30ad6; 2018-01-20 go1.9.2 +0 jakob@brikett:~/go/src/github.com/rfjakob/gocryptfs/tests/stress_tests$ ./extractloop.bash +Testing gocryptfs +Test dir: /tmp/extractloop.bash.yp3 +[pid 23842] Starting loop +[pid 23843] Starting loop +[pid 23843] Iteration 1 done, 64 seconds, RSS 126268 kiB +[pid 23842] Iteration 1 done, 64 seconds, RSS 126268 kiB +[pid 23842] Iteration 2 done, 61 seconds, RSS 128512 kiB +[pid 23843] Iteration 2 done, 62 seconds, RSS 128512 kiB +[pid 23843] Iteration 3 done, 62 seconds, RSS 135564 kiB +[pid 23842] Iteration 3 done, 63 seconds, RSS 135564 kiB +[pid 23843] Iteration 4 done, 61 seconds, RSS 135564 kiB +[pid 23842] Iteration 4 done, 63 seconds, RSS 135564 kiB +[pid 23843] Iteration 5 done, 63 seconds, RSS 148592 kiB +[pid 23842] Iteration 5 done, 62 seconds, RSS 148592 kiB +[pid 23843] Iteration 6 done, 61 seconds, RSS 148592 kiB +[pid 23842] Iteration 6 done, 62 seconds, RSS 148592 kiB +[pid 23843] Iteration 7 done, 62 seconds, RSS 148592 kiB +[pid 23842] Iteration 7 done, 64 seconds, RSS 148592 kiB +[pid 23843] Iteration 8 done, 64 seconds, RSS 155412 kiB +[pid 23842] Iteration 8 done, 65 seconds, RSS 155412 kiB +[pid 23843] Iteration 9 done, 67 seconds, RSS 155412 kiB +[pid 23842] Iteration 9 done, 67 seconds, RSS 155412 kiB +[pid 23843] Iteration 10 done, 66 seconds, RSS 155412 kiB +[pid 23842] Iteration 10 done, 65 seconds, RSS 155412 kiB +[pid 23843] Iteration 11 done, 64 seconds, RSS 155412 kiB +[pid 23842] Iteration 11 done, 64 seconds, RSS 155412 kiB +[pid 23843] Iteration 12 done, 62 seconds, RSS 155412 kiB +[pid 23842] Iteration 12 done, 64 seconds, RSS 155412 kiB +[pid 23843] Iteration 13 done, 66 seconds, RSS 155412 kiB +[pid 23842] Iteration 13 done, 67 seconds, RSS 155412 kiB +[pid 23843] Iteration 14 done, 63 seconds, RSS 155412 kiB +[pid 23842] Iteration 14 done, 63 seconds, RSS 155412 kiB +[pid 23842] Iteration 15 done, 60 seconds, RSS 161136 kiB +[pid 23843] Iteration 15 done, 67 seconds, RSS 161136 kiB +[pid 23842] Iteration 16 done, 63 seconds, RSS 161136 kiB +[pid 23843] Iteration 16 done, 64 seconds, RSS 161136 kiB +[pid 23842] Iteration 17 done, 62 seconds, RSS 161136 kiB +[pid 23843] Iteration 17 done, 62 seconds, RSS 161136 kiB +[pid 23843] Iteration 18 done, 61 seconds, RSS 161136 kiB +[pid 23842] Iteration 18 done, 63 seconds, RSS 161136 kiB +[pid 23843] Iteration 19 done, 62 seconds, RSS 161136 kiB +[pid 23842] Iteration 19 done, 63 seconds, RSS 161136 kiB +[pid 23842] Iteration 20 done, 64 seconds, RSS 161136 kiB +[pid 23843] Iteration 20 done, 68 seconds, RSS 161136 kiB +[pid 23842] Iteration 21 done, 41 seconds, RSS 161136 kiB +[pid 23843] Iteration 21 done, 39 seconds, RSS 161136 kiB +[pid 23842] Iteration 22 done, 36 seconds, RSS 161380 kiB +[pid 23843] Iteration 22 done, 37 seconds, RSS 161380 kiB +[pid 23842] Iteration 23 done, 36 seconds, RSS 161380 kiB +[pid 23843] Iteration 23 done, 37 seconds, RSS 161380 kiB +[pid 23842] Iteration 24 done, 36 seconds, RSS 161380 kiB +[pid 23843] Iteration 24 done, 36 seconds, RSS 161380 kiB +[pid 23842] Iteration 25 done, 36 seconds, RSS 161628 kiB +[pid 23843] Iteration 25 done, 37 seconds, RSS 161628 kiB +[pid 23842] Iteration 26 done, 36 seconds, RSS 161628 kiB +[pid 23843] Iteration 26 done, 36 seconds, RSS 161628 kiB +[pid 23842] Iteration 27 done, 36 seconds, RSS 141060 kiB +[pid 23843] Iteration 27 done, 37 seconds, RSS 141060 kiB +[pid 23842] Iteration 28 done, 36 seconds, RSS 141060 kiB +[pid 23843] Iteration 28 done, 36 seconds, RSS 141060 kiB +[pid 23842] Iteration 29 done, 35 seconds, RSS 141060 kiB +[pid 23843] Iteration 29 done, 36 seconds, RSS 141060 kiB +[pid 23842] Iteration 30 done, 36 seconds, RSS 141060 kiB +[pid 23843] Iteration 30 done, 37 seconds, RSS 141320 kiB +[pid 23842] Iteration 31 done, 35 seconds, RSS 141320 kiB +[pid 23843] Iteration 31 done, 36 seconds, RSS 141320 kiB +[pid 23842] Iteration 32 done, 36 seconds, RSS 141320 kiB +[pid 23843] Iteration 32 done, 37 seconds, RSS 141320 kiB +[pid 23842] Iteration 33 done, 36 seconds, RSS 141320 kiB +[pid 23843] Iteration 33 done, 36 seconds, RSS 141320 kiB +[pid 23842] Iteration 34 done, 35 seconds, RSS 141320 kiB +[pid 23843] Iteration 34 done, 37 seconds, RSS 141320 kiB +[pid 23842] Iteration 35 done, 36 seconds, RSS 141320 kiB +[pid 23843] Iteration 35 done, 36 seconds, RSS 141320 kiB +[pid 23842] Iteration 36 done, 35 seconds, RSS 141320 kiB +[pid 23843] Iteration 36 done, 37 seconds, RSS 141320 kiB +[pid 23842] Iteration 37 done, 36 seconds, RSS 141320 kiB +[pid 23843] Iteration 37 done, 37 seconds, RSS 141320 kiB 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kiB +[pid 23843] Iteration 46 done, 36 seconds, RSS 129656 kiB +[pid 23842] Iteration 47 done, 36 seconds, RSS 129656 kiB +[pid 23843] Iteration 47 done, 37 seconds, RSS 126576 kiB +[pid 23842] Iteration 48 done, 36 seconds, RSS 126576 kiB +[pid 23843] Iteration 48 done, 36 seconds, RSS 126820 kiB +[pid 23842] Iteration 49 done, 36 seconds, RSS 126820 kiB +[pid 23843] Iteration 49 done, 36 seconds, RSS 126820 kiB +[pid 23842] Iteration 50 done, 37 seconds, RSS 126820 kiB +[pid 23843] Iteration 50 done, 37 seconds, RSS 126820 kiB +[pid 23842] Iteration 51 done, 36 seconds, RSS 126820 kiB +[pid 23843] Iteration 51 done, 36 seconds, RSS 124156 kiB +[pid 23842] Iteration 52 done, 36 seconds, RSS 124156 kiB +[pid 23843] Iteration 52 done, 36 seconds, RSS 124156 kiB +[pid 23842] Iteration 53 done, 36 seconds, RSS 124156 kiB +[pid 23843] Iteration 53 done, 37 seconds, RSS 124156 kiB +[pid 23842] Iteration 54 done, 37 seconds, RSS 124156 kiB +[pid 23843] Iteration 54 done, 36 seconds, RSS 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122 done, 36 seconds, RSS 119668 kiB +[...] +[pid 23842] Iteration 1988 done, 36 seconds, RSS 119880 kiB +[pid 23843] Iteration 1988 done, 37 seconds, RSS 119880 kiB +[pid 23842] Iteration 1989 done, 36 seconds, RSS 119880 kiB +[pid 23843] Iteration 1989 done, 36 seconds, RSS 119880 kiB +[pid 23842] Iteration 1990 done, 36 seconds, RSS 119880 kiB +[pid 23843] Iteration 1990 done, 36 seconds, RSS 119880 kiB +[pid 23842] Iteration 1991 done, 36 seconds, RSS 119880 kiB +[pid 23843] Iteration 1991 done, 36 seconds, RSS 119880 kiB +[pid 23842] Iteration 1992 done, 37 seconds, RSS 119728 kiB +[pid 23843] Iteration 1992 done, 36 seconds, RSS 119728 kiB +[pid 23842] Iteration 1993 done, 36 seconds, RSS 119728 kiB +[pid 23843] Iteration 1993 done, 37 seconds, RSS 119728 kiB +[pid 23842] Iteration 1994 done, 36 seconds, RSS 119728 kiB +[pid 23843] Iteration 1994 done, 37 seconds, RSS 119728 kiB +^C2018/01/21 12:00:43 Unimplemented opcode INTERRUPT + +130 jakob@brikett:~/go/src/github.com/rfjakob/gocryptfs/tests/stress_tests$ +``` diff --git a/tests/stress_tests/extractloop.bash b/tests/stress_tests/extractloop.bash index 18fc4ef..5a3aa1b 100755 --- a/tests/stress_tests/extractloop.bash +++ b/tests/stress_tests/extractloop.bash @@ -8,6 +8,8 @@ # # This test is good at discovering inode-related memory leaks because it creates # huge numbers of files. +# +# See Documentation/extractloop.md for example output. set -eu |