[Bug 45899] New: Add keepalive on different channel
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Fri Feb 10 08:37:27 PST 2012
https://bugs.freedesktop.org/show_bug.cgi?id=45899
Bug #: 45899
Summary: Add keepalive on different channel
Classification: Unclassified
Product: Spice
Version: unspecified
Platform: Other
OS/Version: All
Status: NEW
Severity: normal
Priority: medium
Component: gtk-client
AssignedTo: spice-bugs at lists.freedesktop.org
ReportedBy: prochazka.nicolas at gmail.com
Without keepalive on each connection(channel),
channel is destroyed after ip_conntrack_tcp_timeout_established timeout.
spice client establish connection to spice server.
DEV-10.98.98.1:~# conntrack -L |grep 11943
conntrack v1.0.0 (conntrack-tools): 76 flow entries have been shown.
tcp 6 600 ESTABLISHED src=10.10.4.3 dst=10.10.4.226 sport=44970
dport=5930 src=10.98.98.1 dst=10.10.4.3 sport=11943 dport=44970
[ASSURED] mark=0 use=1
tcp 6 600 ESTABLISHED src=10.10.4.3 dst=10.10.4.226 sport=44971
dport=5930 src=10.98.98.1 dst=10.10.4.3 sport=11943 dport=44971
[ASSURED] mark=0 use=1
tcp 6 600 ESTABLISHED src=10.10.4.3 dst=10.10.4.226 sport=44967
dport=5930 src=10.98.98.1 dst=10.10.4.3 sport=11943 dport=44967
[ASSURED] mark=0 use=1
tcp 6 600 ESTABLISHED src=10.10.4.3 dst=10.10.4.226 sport=44966
dport=5930 src=10.98.98.1 dst=10.10.4.3 sport=11943 dport=44966
[ASSURED] mark=0 use=1
tcp 6 599 ESTABLISHED src=10.10.4.3 dst=10.10.4.226 sport=44969
dport=5930 src=10.98.98.1 dst=10.10.4.3 sport=11943 dport=44969
[ASSURED] mark=0 use=1
tcp 6 600 ESTABLISHED src=10.10.4.3 dst=10.10.4.226 sport=44968
dport=5930 src=10.98.98.1 dst=10.10.4.3 sport=11943 dport=44968
[ASSURED] mark=0 use=1
my ip_conntrack_tcp_timeout_established is set to 600 for network
performance consideration, by default it seems to be 5 days.
spice client ( spicy ) is connected to vm guest ( windows) in
screesaver mode, so there's no mouse, or keyboard event.
tcp 6 365 ESTABLISHED src=10.10.4.3 dst=10.10.4.226 sport=44970
dport=5930 src=10.98.98.1 dst=10.10.4.3 sport=11943 dport=44970
[ASSURED] mark=0 use=1
tcp 6 305 ESTABLISHED src=10.10.4.3 dst=10.10.4.226 sport=44971
dport=5930 src=10.98.98.1 dst=10.10.4.3 sport=11943 dport=44971
[ASSURED] mark=0 use=1
conntrack v1.0.0 (conntrack-tools): 72 flow entries have been shown.
tcp 6 302 ESTABLISHED src=10.10.4.3 dst=10.10.4.226 sport=44967
dport=5930 src=10.98.98.1 dst=10.10.4.3 sport=11943 dport=44967
[ASSURED] mark=0 use=1
tcp 6 302 ESTABLISHED src=10.10.4.3 dst=10.10.4.226 sport=44966
dport=5930 src=10.98.98.1 dst=10.10.4.3 sport=11943 dport=44966
[ASSURED] mark=0 use=1
tcp 6 595 ESTABLISHED src=10.10.4.3 dst=10.10.4.226 sport=44969
dport=5930 src=10.98.98.1 dst=10.10.4.3 sport=11943 dport=44969
[ASSURED] mark=0 use=1
tcp 6 302 ESTABLISHED src=10.10.4.3 dst=10.10.4.226 sport=44968
dport=5930 src=10.98.98.1 dst=10.10.4.3 sport=11943 dport=44968
[ASSURED] mark=0 use=1
then after 600s
tcp 6 595 ESTABLISHED src=10.10.106.58 dst=10.10.4.226
sport=53868 dport=11943 src=10.10.4.226 dst=10.10.106.58 sport=11943
dport=53868 [ASSURED] mark=0 use=1
( connection for display ( screesaver send image change )
=> Then mouse, keyboard are lost , i cannot reuse them, I must kill
and restart spice client .
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