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SubjectRe: NFS on 2.6.0-test9:

OBS
OBS Remove "wormprotection-" from the address. SWEN is killing me OBS
OBS

On 03 Nov 2003 11:09:54 -0500
Trond Myklebust wrote:
> >>>>> " " == lista2 <Voluspa> writes:
[...]
> So where *does* the big jump from 3 minutes to 29 minutes occur?

Copy test times:
2.6.0-test3-bk10 = ~ 2 minutes
2.6.0-test3-bk10-final -- 2.6.0-test6-bk9 = ~ 4 minutes
2.6.0-test6-bk10 -- 2.6.0-test9 = ~ 30 minutes (and more)

Here's "time", "nfsstat" and "netstat -s" from the relevant kernels. I
had shut down any excessive netservices and ran without X.

===Begin 2.6.0-test3-bk10===

# /bin/mount -t nfs oden.fish.net:/ /mnt/oden
# time cp -a /mnt/oden/etc .
real 2m3.153s
user 0m0.011s
sys 0m0.099s

# nfsstat
Server rpc stats:
calls badcalls badauth badclnt xdrcall
1 0 0 0 0
Server nfs v2:
null getattr setattr root lookup readlink
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
read wrcache write create remove rename
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
link symlink mkdir rmdir readdir fsstat
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%

Server nfs v3:
null getattr setattr lookup access readlink
1 100% 0 0% 0 0% 0 0% 0 0% 0 0%
read write create mkdir symlink mknod
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
remove rmdir rename link readdir readdirplus
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
fsstat fsinfo pathconf commit
0 0% 0 0% 0 0% 0 0%

Client rpc stats:
calls retrans authrefrsh
959 636 0
Client nfs v2:
null getattr setattr root lookup readlink
0 0% 236 24% 0 0% 0 0% 236 24% 5 0%
read wrcache write create remove rename
464 48% 0 0% 0 0% 0 0% 0 0% 0 0%
link symlink mkdir rmdir readdir fsstat
0 0% 0 0% 0 0% 0 0% 17 1% 1 0%

Client nfs v3:
null getattr setattr lookup access readlink
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
read write create mkdir symlink mknod
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
remove rmdir rename link readdir readdirplus
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
fsstat fsinfo pathconf commit
0 0% 0 0% 0 0% 0 0%

# netstat -s
Ip:
6235 total packets received
0 forwarded
0 incoming packets discarded
1024 incoming packets delivered
1662 requests sent out
58 fragments dropped after timeout
3288 reassemblies required
332 packets reassembled ok
620 packet reassembles failed
Icmp:
0 ICMP messages received
0 input ICMP message failed.
ICMP input histogram:
1 ICMP messages sent
0 ICMP messages failed
ICMP output histogram:
time exceeded: 1
Tcp:
1 active connections openings
0 passive connection openings
0 failed connection attempts
0 connection resets received
0 connections established
5 segments received
6 segments send out
0 segments retransmited
0 bad segments received.
0 resets sent
Udp:
1019 packets received
0 packets to unknown port received.
0 packet receive errors
1655 packets sent
TcpExt:
ArpFilter: 0
1 TCP sockets finished time wait in fast timer
1 packets header predicted
TCPPureAcks: 1
TCPHPAcks: 1
TCPRenoRecovery: 0
TCPSackRecovery: 0
TCPSACKReneging: 0
TCPFACKReorder: 0
TCPSACKReorder: 0
TCPRenoReorder: 0
TCPTSReorder: 0
TCPFullUndo: 0
TCPPartialUndo: 0
TCPDSACKUndo: 0
TCPLossUndo: 0
TCPLoss: 0
TCPLostRetransmit: 0
TCPRenoFailures: 0
TCPSackFailures: 0
TCPLossFailures: 0
TCPFastRetrans: 0
TCPForwardRetrans: 0
TCPSlowStartRetrans: 0
TCPTimeouts: 0
TCPRenoRecoveryFail: 0
TCPSackRecoveryFail: 0
TCPSchedulerFailed: 0
TCPRcvCollapsed: 0
TCPDSACKOldSent: 0
TCPDSACKOfoSent: 0
TCPDSACKRecv: 0
TCPDSACKOfoRecv: 0
TCPAbortOnSyn: 0
TCPAbortOnData: 0
TCPAbortOnClose: 0
TCPAbortOnMemory: 0
TCPAbortOnTimeout: 0
TCPAbortOnLinger: 0
TCPAbortFailed: 0
TCPMemoryPressures: 0

===End 2.6.0-test3-bk10===

===Begin 2.6.0-test6-bk9===

# /bin/mount -t nfs oden.fish.net:/ /mnt/oden
# time cp -a /mnt/oden/etc .
real 3m43.904s
user 0m0.011s
sys 0m0.114s

# nfsstat
Server rpc stats:
calls badcalls badauth badclnt xdrcall
1 0 0 0 0
Server nfs v2:
null getattr setattr root lookup readlink
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
read wrcache write create remove rename
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
link symlink mkdir rmdir readdir fsstat
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%

Server nfs v3:
null getattr setattr lookup access readlink
1 100% 0 0% 0 0% 0 0% 0 0% 0 0%
read write create mkdir symlink mknod
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
remove rmdir rename link readdir readdirplus
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
fsstat fsinfo pathconf commit
0 0% 0 0% 0 0% 0 0%

Client rpc stats:
calls retrans authrefrsh
959 613 0
Client nfs v2:
null getattr setattr root lookup readlink
0 0% 236 24% 0 0% 0 0% 236 24% 5 0%
read wrcache write create remove rename
464 48% 0 0% 0 0% 0 0% 0 0% 0 0%
link symlink mkdir rmdir readdir fsstat
0 0% 0 0% 0 0% 0 0% 17 1% 1 0%

Client nfs v3:
null getattr setattr lookup access readlink
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
read write create mkdir symlink mknod
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
remove rmdir rename link readdir readdirplus
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
fsstat fsinfo pathconf commit
0 0% 0 0% 0 0% 0 0%

# netstat -s
Ip:
6107 total packets received
0 forwarded
0 incoming packets discarded
1024 incoming packets delivered
1638 requests sent out
87 fragments dropped after timeout
3051 reassemblies required
332 packets reassembled ok
587 packet reassembles failed
Icmp:
0 ICMP messages received
0 input ICMP message failed.
ICMP input histogram:
0 ICMP messages sent
0 ICMP messages failed
ICMP output histogram:
Tcp:
1 active connections openings
0 passive connection openings
0 failed connection attempts
0 connection resets received
0 connections established
5 segments received
6 segments send out
0 segments retransmited
0 bad segments received.
0 resets sent
Udp:
1019 packets received
0 packets to unknown port received.
0 packet receive errors
1632 packets sent
TcpExt:
ArpFilter: 0
1 TCP sockets finished time wait in fast timer
1 packets header predicted
TCPPureAcks: 1
TCPHPAcks: 1
TCPRenoRecovery: 0
TCPSackRecovery: 0
TCPSACKReneging: 0
TCPFACKReorder: 0
TCPSACKReorder: 0
TCPRenoReorder: 0
TCPTSReorder: 0
TCPFullUndo: 0
TCPPartialUndo: 0
TCPDSACKUndo: 0
TCPLossUndo: 0
TCPLoss: 0
TCPLostRetransmit: 0
TCPRenoFailures: 0
TCPSackFailures: 0
TCPLossFailures: 0
TCPFastRetrans: 0
TCPForwardRetrans: 0
TCPSlowStartRetrans: 0
TCPTimeouts: 0
TCPRenoRecoveryFail: 0
TCPSackRecoveryFail: 0
TCPSchedulerFailed: 0
TCPRcvCollapsed: 0
TCPDSACKOldSent: 0
TCPDSACKOfoSent: 0
TCPDSACKRecv: 0
TCPDSACKOfoRecv: 0
TCPAbortOnSyn: 0
TCPAbortOnData: 0
TCPAbortOnClose: 0
TCPAbortOnMemory: 0
TCPAbortOnTimeout: 0
TCPAbortOnLinger: 0
TCPAbortFailed: 0
TCPMemoryPressures: 0

===End 2.6.0-test6-bk9===

===Begin 2.6.0-test6-bk10===

# /bin/mount -t nfs oden.fish.net:/ /mnt/oden
# time cp -a /mnt/oden/etc .
real 34m37.280s
user 0m0.009s
sys 0m0.105s

# nfsstat
Server rpc stats:
calls badcalls badauth badclnt xdrcall
1 0 0 0 0
Server nfs v2:
null getattr setattr root lookup readlink
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
read wrcache write create remove rename
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
link symlink mkdir rmdir readdir fsstat
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%

Server nfs v3:
null getattr setattr lookup access readlink
1 100% 0 0% 0 0% 0 0% 0 0% 0 0%
read write create mkdir symlink mknod
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
remove rmdir rename link readdir readdirplus
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
fsstat fsinfo pathconf commit
0 0% 0 0% 0 0% 0 0%

Client rpc stats:
calls retrans authrefrsh
963 569 0
Client nfs v2:
null getattr setattr root lookup readlink
0 0% 240 24% 0 0% 0 0% 236 24% 5 0%
read wrcache write create remove rename
464 48% 0 0% 0 0% 0 0% 0 0% 0 0%
link symlink mkdir rmdir readdir fsstat
0 0% 0 0% 0 0% 0 0% 17 1% 1 0%

Client nfs v3:
null getattr setattr lookup access readlink
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
read write create mkdir symlink mknod
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
remove rmdir rename link readdir readdirplus
0 0% 0 0% 0 0% 0 0% 0 0% 0 0%
fsstat fsinfo pathconf commit
0 0% 0 0% 0 0% 0 0%

# netstat -s
Ip:
5859 total packets received
0 forwarded
0 incoming packets discarded
1028 incoming packets delivered
1603 requests sent out
555 fragments dropped after timeout
2804 reassemblies required
332 packets reassembled ok
555 packet reassembles failed
Icmp:
0 ICMP messages received
0 input ICMP message failed.
ICMP input histogram:
5 ICMP messages sent
0 ICMP messages failed
ICMP output histogram:
time exceeded: 5
Tcp:
1 active connections openings
0 passive connection openings
0 failed connection attempts
0 connection resets received
0 connections established
5 segments received
6 segments send out
0 segments retransmited
0 bad segments received.
0 resets sent
Udp:
1023 packets received
0 packets to unknown port received.
0 packet receive errors
1592 packets sent
TcpExt:
ArpFilter: 0
1 TCP sockets finished time wait in fast timer
1 packets header predicted
TCPPureAcks: 1
TCPHPAcks: 1
TCPRenoRecovery: 0
TCPSackRecovery: 0
TCPSACKReneging: 0
TCPFACKReorder: 0
TCPSACKReorder: 0
TCPRenoReorder: 0
TCPTSReorder: 0
TCPFullUndo: 0
TCPPartialUndo: 0
TCPDSACKUndo: 0
TCPLossUndo: 0
TCPLoss: 0
TCPLostRetransmit: 0
TCPRenoFailures: 0
TCPSackFailures: 0
TCPLossFailures: 0
TCPFastRetrans: 0
TCPForwardRetrans: 0
TCPSlowStartRetrans: 0
TCPTimeouts: 0
TCPRenoRecoveryFail: 0
TCPSackRecoveryFail: 0
TCPSchedulerFailed: 0
TCPRcvCollapsed: 0
TCPDSACKOldSent: 0
TCPDSACKOfoSent: 0
TCPDSACKRecv: 0
TCPDSACKOfoRecv: 0
TCPAbortOnSyn: 0
TCPAbortOnData: 0
TCPAbortOnClose: 0
TCPAbortOnMemory: 0
TCPAbortOnTimeout: 0
TCPAbortOnLinger: 0
TCPAbortFailed: 0
TCPMemoryPressures: 0

===End 2.6.0-test6-bk10===

Mvh
Mats Johannesson
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