REGTESTS: fix the race conditions in 40be_2srv_odd_health_checks
This one started to randomly fail on me again and I could figure the
problem. It mixes one checked server with one unchecked on in each
backend, and tries to make sure that each checked server receives
exactly one request. But that doesn't work and is entirely time-
dependent because if the check starts before the client, a pure
TCP check is sent to the server, which sees an aborted connection
and makes the whole check fail.
Here what is done is that we make sure that only the second server
and not the first one is checked. The traffic is delivered to all
first servers, and each HTTP server must always receive a valid HTTP
request. In parallel, checks must not fail as they're delivered to
dummy servers. The check doesn't fail anymore, even when started on
a single thread at nice +5 while 8 processes are fighting on the same
core to inject HTTP traffic at 25 Gbps, which used to systematically
make it fail previously.
Since it took more than one hour to fix the "expect" line for the stats
output, I did it using a small script that I pasted into the vtc file
in case it's needed later. The relevance of this test is questionable
once its complexity is factored in. Let's keep it as long as it works
without too much effort.
diff --git a/reg-tests/checks/40be_2srv_odd_health_checks.vtc b/reg-tests/checks/40be_2srv_odd_health_checks.vtc
index 05b493d..cbd4fc0 100644
--- a/reg-tests/checks/40be_2srv_odd_health_checks.vtc
+++ b/reg-tests/checks/40be_2srv_odd_health_checks.vtc
@@ -14,6 +14,8 @@
# - so that to ensure that health-checks do not consume any connection
# (any varnishtest server without -repeat <n> with n > 1 accepts
# only one connection).
+# - we take care of sending the clients to the unchecked servers using the
+# "first" lb algo so that servers always receive a valid request
syslog S1 -level notice {
recv
@@ -115,254 +117,254 @@
expect ~ "[^:\\[ ]\\[${h1_pid}\\]: Health check for server be39/srv39 succeeded, reason: Layer4 check passed, check duration: [[:digit:]]+ms, status: 1/1 UP"
} -start
-server s0 {} -start
-server s2 {} -start
-server s4 {} -start
-server s6 {} -start
-server s8 {} -start
-server s10 {} -start
-server s12 {} -start
-server s14 {} -start
-server s16 {} -start
-server s18 {} -start
-server s20 {} -start
-server s22 {} -start
-server s24 {} -start
-server s26 {} -start
-server s28 {} -start
-server s30 {} -start
-server s32 {} -start
-server s34 {} -start
-server s36 {} -start
-server s38 {} -start
-
-server s1 {
+server s0 {
rxreq
txresp
} -start
-server s3 {
+server s2 {
rxreq
txresp
} -start
-server s5 {
+server s4 {
rxreq
txresp
} -start
-server s7 {
+server s6 {
rxreq
txresp
} -start
-server s9 {
+server s8 {
rxreq
txresp
} -start
-server s11 {
+server s10 {
rxreq
txresp
} -start
-server s13 {
+server s12 {
rxreq
txresp
} -start
-server s15 {
+server s14 {
rxreq
txresp
} -start
-server s17 {
+server s16 {
rxreq
txresp
} -start
-server s19 {
+server s18 {
rxreq
txresp
} -start
-server s21 {
+server s20 {
rxreq
txresp
} -start
-server s23 {
+server s22 {
rxreq
txresp
} -start
-server s25 {
+server s24 {
rxreq
-txresp
+ txresp
} -start
-server s27 {
+server s26 {
rxreq
txresp
} -start
-server s29 {
+server s28 {
rxreq
txresp
} -start
-server s31 {
+server s30 {
rxreq
txresp
} -start
-server s33 {
+server s32 {
rxreq
txresp
} -start
-server s35 {
+server s34 {
rxreq
txresp
} -start
-server s37 {
+server s36 {
rxreq
txresp
} -start
-server s39 {
+server s38 {
rxreq
txresp
} -start
+server s1 {} -start
+server s3 {} -start
+server s5 {} -start
+server s7 {} -start
+server s9 {} -start
+server s11 {} -start
+server s13 {} -start
+server s15 {} -start
+server s17 {} -start
+server s19 {} -start
+server s21 {} -start
+server s23 {} -start
+server s25 {} -start
+server s27 {} -start
+server s29 {} -start
+server s31 {} -start
+server s33 {} -start
+server s35 {} -start
+server s37 {} -start
+server s39 {} -start
+
haproxy h1 -conf {
defaults
timeout client "${HAPROXY_TEST_TIMEOUT-5s}"
timeout server "${HAPROXY_TEST_TIMEOUT-5s}"
timeout connect "${HAPROXY_TEST_TIMEOUT-5s}"
balance first
- default-server no-check inter 5ms downinter 1s rise 1 fall 1
+ default-server no-check inter 20ms downinter 1s rise 1 fall 1
backend be1
option log-health-checks
log ${S1_addr}:${S1_port} daemon
- server srv1 ${s1_addr}:${s1_port} check
server srv0 ${s0_addr}:${s0_port}
+ server srv1 ${s1_addr}:${s1_port} check
backend be3
option log-health-checks
log ${S3_addr}:${S3_port} daemon
- server srv3 ${s3_addr}:${s3_port} check
server srv2 ${s2_addr}:${s2_port}
+ server srv3 ${s3_addr}:${s3_port} check
backend be5
option log-health-checks
log ${S5_addr}:${S5_port} daemon
- server srv5 ${s5_addr}:${s5_port} check
server srv4 ${s4_addr}:${s4_port}
+ server srv5 ${s5_addr}:${s5_port} check
backend be7
option log-health-checks
log ${S7_addr}:${S7_port} daemon
- server srv7 ${s7_addr}:${s7_port} check
server srv6 ${s6_addr}:${s6_port}
+ server srv7 ${s7_addr}:${s7_port} check
backend be9
option log-health-checks
log ${S9_addr}:${S9_port} daemon
- server srv9 ${s9_addr}:${s9_port} check
server srv8 ${s8_addr}:${s8_port}
+ server srv9 ${s9_addr}:${s9_port} check
backend be11
option log-health-checks
log ${S11_addr}:${S11_port} daemon
- server srv11 ${s11_addr}:${s11_port} check
server srv10 ${s10_addr}:${s10_port}
+ server srv11 ${s11_addr}:${s11_port} check
backend be13
option log-health-checks
log ${S13_addr}:${S13_port} daemon
- server srv13 ${s13_addr}:${s13_port} check
server srv12 ${s12_addr}:${s12_port}
+ server srv13 ${s13_addr}:${s13_port} check
backend be15
option log-health-checks
log ${S15_addr}:${S15_port} daemon
- server srv15 ${s15_addr}:${s15_port} check
server srv14 ${s14_addr}:${s14_port}
+ server srv15 ${s15_addr}:${s15_port} check
backend be17
option log-health-checks
log ${S17_addr}:${S17_port} daemon
- server srv17 ${s17_addr}:${s17_port} check
server srv16 ${s16_addr}:${s16_port}
+ server srv17 ${s17_addr}:${s17_port} check
backend be19
option log-health-checks
log ${S19_addr}:${S19_port} daemon
- server srv19 ${s19_addr}:${s19_port} check
server srv18 ${s18_addr}:${s18_port}
+ server srv19 ${s19_addr}:${s19_port} check
backend be21
option log-health-checks
log ${S21_addr}:${S21_port} daemon
- server srv21 ${s21_addr}:${s21_port} check
server srv20 ${s20_addr}:${s20_port}
+ server srv21 ${s21_addr}:${s21_port} check
backend be23
option log-health-checks
log ${S23_addr}:${S23_port} daemon
- server srv23 ${s23_addr}:${s23_port} check
server srv22 ${s22_addr}:${s22_port}
+ server srv23 ${s23_addr}:${s23_port} check
backend be25
option log-health-checks
log ${S25_addr}:${S25_port} daemon
- server srv25 ${s25_addr}:${s25_port} check
server srv24 ${s24_addr}:${s24_port}
+ server srv25 ${s25_addr}:${s25_port} check
backend be27
option log-health-checks
log ${S27_addr}:${S27_port} daemon
- server srv27 ${s27_addr}:${s27_port} check
server srv26 ${s26_addr}:${s26_port}
+ server srv27 ${s27_addr}:${s27_port} check
backend be29
option log-health-checks
log ${S29_addr}:${S29_port} daemon
- server srv29 ${s29_addr}:${s29_port} check
server srv28 ${s28_addr}:${s28_port}
+ server srv29 ${s29_addr}:${s29_port} check
backend be31
option log-health-checks
log ${S31_addr}:${S31_port} daemon
- server srv31 ${s31_addr}:${s31_port} check
server srv30 ${s30_addr}:${s30_port}
+ server srv31 ${s31_addr}:${s31_port} check
backend be33
option log-health-checks
log ${S33_addr}:${S33_port} daemon
- server srv33 ${s33_addr}:${s33_port} check
server srv32 ${s32_addr}:${s32_port}
+ server srv33 ${s33_addr}:${s33_port} check
backend be35
option log-health-checks
log ${S35_addr}:${S35_port} daemon
- server srv35 ${s35_addr}:${s35_port} check
server srv34 ${s34_addr}:${s34_port}
+ server srv35 ${s35_addr}:${s35_port} check
backend be37
option log-health-checks
log ${S37_addr}:${S37_port} daemon
- server srv37 ${s37_addr}:${s37_port} check
server srv36 ${s36_addr}:${s36_port}
+ server srv37 ${s37_addr}:${s37_port} check
backend be39
option log-health-checks
log ${S39_addr}:${S39_port} daemon
- server srv39 ${s39_addr}:${s39_port} check
server srv38 ${s38_addr}:${s38_port}
+ server srv39 ${s39_addr}:${s39_port} check
frontend fe1
bind "fd@${fe1}"
@@ -609,30 +611,35 @@
client c37 -wait
client c39 -wait
-server s1 -wait
-server s3 -wait
-server s5 -wait
-server s7 -wait
-server s9 -wait
-server s11 -wait
-server s13 -wait
-server s15 -wait
-server s17 -wait
-server s19 -wait
-server s21 -wait
-server s23 -wait
-server s25 -wait
-server s27 -wait
-server s29 -wait
-server s31 -wait
-server s33 -wait
-server s35 -wait
-server s37 -wait
-server s39 -wait
+server s0 -wait
+server s2 -wait
+server s4 -wait
+server s6 -wait
+server s8 -wait
+server s10 -wait
+server s12 -wait
+server s14 -wait
+server s16 -wait
+server s18 -wait
+server s20 -wait
+server s22 -wait
+server s24 -wait
+server s26 -wait
+server s28 -wait
+server s30 -wait
+server s32 -wait
+server s34 -wait
+server s36 -wait
+server s38 -wait
haproxy h1 -cli {
send "show servers state"
- expect ~ "# be_id be_name srv_id srv_name srv_addr srv_op_state srv_admin_state srv_uweight srv_iweight srv_time_since_last_change srv_check_status srv_check_result srv_check_health srv_check_state srv_agent_state bk_f_forced_id srv_f_forced_id srv_fqdn srv_port srvrecord srv_use_ssl srv_check_port srv_check_addr srv_agent_addr srv_agent_port\n2 be1 1 srv1 ${s1_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s1_port} - 0 0 - - 0\n2 be1 2 srv0 ${s0_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s0_port} - 0 0 - - 0\n3 be3 1 srv3 ${s3_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s3_port} - 0 0 - - 0\n3 be3 2 srv2 ${s2_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s2_port} - 0 0 - - 0\n4 be5 1 srv5 ${s5_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s5_port} - 0 0 - - 0\n4 be5 2 srv4 ${s4_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s4_port} - 0 0 - - 0\n5 be7 1 srv7 ${s7_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s7_port} - 0 0 - - 0\n5 be7 2 srv6 ${s6_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s6_port} - 0 0 - - 0\n6 be9 1 srv9 ${s9_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s9_port} - 0 0 - - 0\n6 be9 2 srv8 ${s8_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s8_port} - 0 0 - - 0\n7 be11 1 srv11 ${s11_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s11_port} - 0 0 - - 0\n7 be11 2 srv10 ${s10_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s10_port} - 0 0 - - 0\n8 be13 1 srv13 ${s13_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s13_port} - 0 0 - - 0\n8 be13 2 srv12 ${s12_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s12_port} - 0 0 - - 0\n9 be15 1 srv15 ${s15_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s15_port} - 0 0 - - 0\n9 be15 2 srv14 ${s14_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s14_port} - 0 0 - - 0\n10 be17 1 srv17 ${s17_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s17_port} - 0 0 - - 0\n10 be17 2 srv16 ${s16_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s16_port} - 0 0 - - 0\n11 be19 1 srv19 ${s19_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s19_port} - 0 0 - - 0\n11 be19 2 srv18 ${s18_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s18_port} - 0 0 - - 0\n12 be21 1 srv21 ${s21_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s21_port} - 0 0 - - 0\n12 be21 2 srv20 ${s20_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s20_port} - 0 0 - - 0\n13 be23 1 srv23 ${s23_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s23_port} - 0 0 - - 0\n13 be23 2 srv22 ${s22_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s22_port} - 0 0 - - 0\n14 be25 1 srv25 ${s25_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s25_port} - 0 0 - - 0\n14 be25 2 srv24 ${s24_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s24_port} - 0 0 - - 0\n15 be27 1 srv27 ${s27_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s27_port} - 0 0 - - 0\n15 be27 2 srv26 ${s26_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s26_port} - 0 0 - - 0\n16 be29 1 srv29 ${s29_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s29_port} - 0 0 - - 0\n16 be29 2 srv28 ${s28_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s28_port} - 0 0 - - 0\n17 be31 1 srv31 ${s31_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s31_port} - 0 0 - - 0\n17 be31 2 srv30 ${s30_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s30_port} - 0 0 - - 0\n18 be33 1 srv33 ${s33_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s33_port} - 0 0 - - 0\n18 be33 2 srv32 ${s32_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s32_port} - 0 0 - - 0\n19 be35 1 srv35 ${s35_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s35_port} - 0 0 - - 0\n19 be35 2 srv34 ${s34_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s34_port} - 0 0 - - 0\n20 be37 1 srv37 ${s37_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s37_port} - 0 0 - - 0\n20 be37 2 srv36 ${s36_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s36_port} - 0 0 - - 0\n21 be39 1 srv39 ${s39_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s39_port} - 0 0 - - 0\n21 be39 2 srv38 ${s38_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s38_port} - 0 0 - - 0\n"
+ # output produced using the command below (warning, a bug inserts a "be0" every other line:
+ # for ((i=0;i<40;i++)); do id=$((i/2+2)); be=$((i|1)); si=$(((i&1)+1));
+ # if ((i&1)); then chk="6 ([[:digit:]]+ ){3}"; else chk="1 0 1 0 ";fi;
+ # printf "%d be%d %d srv%d \${s%d_addr} 2 0 1 1 [[:digit:]]+ %s0 0 0 - \${s%d_port} - 0 0 - - 0\n" "$id" "$be" "$si" "$i" "$i" "$chk" "$i" "$i" ;
+ # done|grep -v be0|sed 's,$,\\n,'| tr -d '\n'
+ expect ~ "# be_id be_name srv_id srv_name srv_addr srv_op_state srv_admin_state srv_uweight srv_iweight srv_time_since_last_change srv_check_status srv_check_result srv_check_health srv_check_state srv_agent_state bk_f_forced_id srv_f_forced_id srv_fqdn srv_port srvrecord srv_use_ssl srv_check_port srv_check_addr srv_agent_addr srv_agent_port\n2 be1 1 srv0 ${s0_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s0_port} - 0 0 - - 0\n2 be1 2 srv1 ${s1_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s1_port} - 0 0 - - 0\n3 be3 1 srv2 ${s2_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s2_port} - 0 0 - - 0\n3 be3 2 srv3 ${s3_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s3_port} - 0 0 - - 0\n4 be5 1 srv4 ${s4_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s4_port} - 0 0 - - 0\n4 be5 2 srv5 ${s5_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s5_port} - 0 0 - - 0\n5 be7 1 srv6 ${s6_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s6_port} - 0 0 - - 0\n5 be7 2 srv7 ${s7_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s7_port} - 0 0 - - 0\n6 be9 1 srv8 ${s8_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s8_port} - 0 0 - - 0\n6 be9 2 srv9 ${s9_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s9_port} - 0 0 - - 0\n7 be11 1 srv10 ${s10_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s10_port} - 0 0 - - 0\n7 be11 2 srv11 ${s11_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s11_port} - 0 0 - - 0\n8 be13 1 srv12 ${s12_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s12_port} - 0 0 - - 0\n8 be13 2 srv13 ${s13_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s13_port} - 0 0 - - 0\n9 be15 1 srv14 ${s14_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s14_port} - 0 0 - - 0\n9 be15 2 srv15 ${s15_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s15_port} - 0 0 - - 0\n10 be17 1 srv16 ${s16_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s16_port} - 0 0 - - 0\n10 be17 2 srv17 ${s17_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s17_port} - 0 0 - - 0\n11 be19 1 srv18 ${s18_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s18_port} - 0 0 - - 0\n11 be19 2 srv19 ${s19_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s19_port} - 0 0 - - 0\n12 be21 1 srv20 ${s20_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s20_port} - 0 0 - - 0\n12 be21 2 srv21 ${s21_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s21_port} - 0 0 - - 0\n13 be23 1 srv22 ${s22_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s22_port} - 0 0 - - 0\n13 be23 2 srv23 ${s23_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s23_port} - 0 0 - - 0\n14 be25 1 srv24 ${s24_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s24_port} - 0 0 - - 0\n14 be25 2 srv25 ${s25_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s25_port} - 0 0 - - 0\n15 be27 1 srv26 ${s26_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s26_port} - 0 0 - - 0\n15 be27 2 srv27 ${s27_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s27_port} - 0 0 - - 0\n16 be29 1 srv28 ${s28_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s28_port} - 0 0 - - 0\n16 be29 2 srv29 ${s29_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s29_port} - 0 0 - - 0\n17 be31 1 srv30 ${s30_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s30_port} - 0 0 - - 0\n17 be31 2 srv31 ${s31_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s31_port} - 0 0 - - 0\n18 be33 1 srv32 ${s32_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s32_port} - 0 0 - - 0\n18 be33 2 srv33 ${s33_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s33_port} - 0 0 - - 0\n19 be35 1 srv34 ${s34_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s34_port} - 0 0 - - 0\n19 be35 2 srv35 ${s35_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s35_port} - 0 0 - - 0\n20 be37 1 srv36 ${s36_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s36_port} - 0 0 - - 0\n20 be37 2 srv37 ${s37_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s37_port} - 0 0 - - 0\n21 be39 1 srv38 ${s38_addr} 2 0 1 1 [[:digit:]]+ 1 0 1 0 0 0 0 - ${s38_port} - 0 0 - - 0\n21 be39 2 srv39 ${s39_addr} 2 0 1 1 [[:digit:]]+ 6 ([[:digit:]]+ ){3}0 0 0 - ${s39_port} - 0 0 - - 0\n"
}