diff options
Diffstat (limited to 'tests/zfs-tests/tests/functional/rsend/send-c_stream_size_estimate.ksh')
-rwxr-xr-x | tests/zfs-tests/tests/functional/rsend/send-c_stream_size_estimate.ksh | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/tests/zfs-tests/tests/functional/rsend/send-c_stream_size_estimate.ksh b/tests/zfs-tests/tests/functional/rsend/send-c_stream_size_estimate.ksh new file mode 100755 index 000000000000..840b5f085967 --- /dev/null +++ b/tests/zfs-tests/tests/functional/rsend/send-c_stream_size_estimate.ksh @@ -0,0 +1,97 @@ +#!/bin/ksh -p + +# +# This file and its contents are supplied under the terms of the +# Common Development and Distribution License ("CDDL"), version 1.0. +# You may only use this file in accordance with the terms of version +# 1.0 of the CDDL. +# +# A full copy of the text of the CDDL should have accompanied this +# source. A copy of the CDDL is also available via the Internet at +# http://www.illumos.org/license/CDDL. +# + +# +# Copyright (c) 2015, Delphix. All rights reserved. +# + +. $STF_SUITE/tests/functional/rsend/rsend.kshlib +. $STF_SUITE/include/properties.shlib + +# +# Description: +# Verify the stream size estimate given by -P accounts for compressed send. +# Verify the stream size given by -P accounts for compressed send." +# +# Strategy: +# 1. For datasets of varied compression types do the following: +# 2. Write data, verify stream size estimates with and without -c +# + +verify_runnable "both" +typeset send_ds="$POOL2/testfs" +typeset send_vol="$POOL2/vol" +typeset send_voldev="$ZVOL_DEVDIR/$POOL2/vol" +typeset file="$BACKDIR/file.0" +typeset megs="16" +typeset compress + +function get_estimated_size +{ + typeset cmd=$1 + typeset ds=${cmd##* } + if is_freebsd; then + mkdir -p $BACKDIR + typeset tmpfile=$(TMPDIR=$BACKDIR mktemp) + else + typeset tmpfile=$(mktemp -p $BACKDIR) + fi + + eval "$cmd >$tmpfile" + [[ $? -eq 0 ]] || log_fail "get_estimated_size: $cmd" + typeset size=$(eval "awk '\$2 == \"$ds\" {print \$3}' $tmpfile") + rm -f $tmpfile + + echo $size +} + +log_assert "Verify the stream size given by -P accounts for compressed send." +log_onexit cleanup_pool $POOL2 + +write_compressible $BACKDIR ${megs}m + +for compress in "${compress_prop_vals[@]}"; do + datasetexists $send_ds && log_must_busy zfs destroy -r $send_ds + datasetexists $send_vol && log_must_busy zfs destroy -r $send_vol + log_must zfs create -o compress=$compress $send_ds + log_must zfs create -V 1g -o compress=$compress $send_vol + block_device_wait + + typeset dir=$(get_prop mountpoint $send_ds) + log_must cp $file $dir + log_must zfs snapshot $send_ds@snap + log_must dd if=$file of=$send_voldev + log_must zfs snapshot $send_vol@snap + + typeset ds_size=$(get_estimated_size "zfs send -nP $send_ds@snap") + typeset ds_lrefer=$(get_prop lrefer $send_ds) + within_percent $ds_size $ds_lrefer 90 || log_fail \ + "$ds_size and $ds_lrefer differed by too much" + + typeset vol_size=$(get_estimated_size "zfs send -nP $send_vol@snap") + typeset vol_lrefer=$(get_prop lrefer $send_vol) + within_percent $vol_size $vol_lrefer 90 || log_fail \ + "$vol_size and $vol_lrefer differed by too much" + + typeset ds_csize=$(get_estimated_size "zfs send -nP -c $send_ds@snap") + typeset ds_refer=$(get_prop refer $send_ds) + within_percent $ds_csize $ds_refer 90 || log_fail \ + "$ds_csize and $ds_refer differed by too much" + + typeset vol_csize=$(get_estimated_size "zfs send -nP -c $send_vol@snap") + typeset vol_refer=$(get_prop refer $send_vol) + within_percent $vol_csize $vol_refer 90 || log_fail \ + "$vol_csize and $vol_refer differed by too much" +done + +log_pass "The stream size given by -P accounts for compressed send." |