共用イーサネット・アダプター のフェイルオーバー統計
共用イーサネット・アダプター のフェイルオーバー統計 (高可用性情報やパケット・タイプなど) について説明し、例を示します。
統計の説明
| 統計 | 説明 |
|---|---|
| 高可用性 |
|
| パケット・タイプ |
|
| 状態 | 共用イーサネット・アダプターの現在の状態。
|
| ブリッジ・モード | 共用イーサネット・アダプター がトラフィックをブリッジングしているレベル (ある場合) を示します。
|
| サーバーがバックアップになった回数 | 共用イーサネット・アダプター がアクティブであり、障害のためにアイドル状態になった回数。 |
| サーバーが基本になった回数 | 共用イーサネット・アダプター がアイドル状態で、1 次 共用イーサネット・アダプター に障害が発生したためにアクティブになった回数。 |
| 高可用性モード | 共用イーサネット・アダプター が 共用イーサネット・アダプター ・フェイルオーバー・プロトコルに関してどのように動作するか。
|
統計情報の例
entstat -all コマンドを実行すると、以下のような結果が返されます。
ETHERNET STATISTICS (ent8) :
Device Type: Shared Ethernet Adapter
Hardware Address: 00:0d:60:0c:05:00
Elapsed Time: 3 days 20 hours 34 minutes 26 seconds
Transmit Statistics: Receive Statistics:
-------------------- -------------------
Packets: 7978002 Packets: 5701362
Bytes: 919151749 Bytes: 664049607
Interrupts: 3 Interrupts: 5523380
Transmit Errors: 0 Receive Errors: 0
Packets Dropped: 0 Packets Dropped: 0
Bad Packets: 0
Max Packets on S/W Transmit Queue: 2
S/W Transmit Queue Overflow: 0
Current S/W+H/W Transmit Queue Length: 1
Elapsed Time: 0 days 0 hours 0 minutes 0 seconds
Broadcast Packets: 5312086 Broadcast Packets: 3740225
Multicast Packets: 265589 Multicast Packets: 194986
No Carrier Sense: 0 CRC Errors: 0
DMA Underrun: 0 DMA Overrun: 0
Lost CTS Errors: 0 Alignment Errors: 0
Max Collision Errors: 0 No Resource Errors: 0
Late Collision Errors: 0 Receive Collision Errors: 0
Deferred: 0 Packet Too Short Errors: 0
SQE Test: 0 Packet Too Long Errors: 0
Timeout Errors: 0 Packets Discarded by Adapter: 0
Single Collision Count: 0 Receiver Start Count: 0
Multiple Collision Count: 0
Current HW Transmit Queue Length: 1
General Statistics:
-------------------
No mbuf Errors: 0
Adapter Reset Count: 0
Adapter Data Rate: 0
Driver Flags: Up Broadcast Running
Simplex 64BitSupport ChecksumOffLoad
DataRateSet
--------------------------------------------------------------
Statistics for adapters in the Shared Ethernet Adapter ent8
--------------------------------------------------------------
Number of adapters: 2
SEA Flags: 00000001
< THREAD >
VLAN IDs :
ent7: 1
Real Side Statistics:
Packets received: 5701344
Packets bridged: 5673198
Packets consumed: 3963314
Packets fragmented: 0
Packets transmitted: 28685
Packets dropped: 0
Virtual Side Statistics:
Packets received: 0
Packets bridged: 0
Packets consumed: 0
Packets fragmented: 0
Packets transmitted: 5673253
Packets dropped: 0
Other Statistics:
Output packets generated: 28685
Output packets dropped: 0
Device output failures: 0
Memory allocation failures: 0
ICMP error packets sent: 0
Non IP packets larger than MTU: 0
Thread queue overflow packets: 0
High Availability Statistics:
Control Channel PVID: 99
Control Packets in: 0
Control Packets out: 818825
Type of Packets Received:
Keep-Alive Packets: 0
Recovery Packets: 0
Notify Packets: 0
Limbo Packets: 0
State: LIMBO
Bridge Mode: All
Number of Times Server became Backup: 0
Number of Times Server became Primary: 0
High Availability Mode: Auto
Priority: 1
--------------------------------------------------------------
Real Adapter: ent2
ETHERNET STATISTICS (ent2) :
Device Type: 10/100 Mbps Ethernet PCI Adapter II (1410ff01)
Hardware Address: 00:0d:60:0c:05:00
Transmit Statistics: Receive Statistics:
-------------------- -------------------
Packets: 28684 Packets: 5701362
Bytes: 3704108 Bytes: 664049607
Interrupts: 3 Interrupts: 5523380
Transmit Errors: 0 Receive Errors: 0
Packets Dropped: 0 Packets Dropped: 0
Bad Packets: 0
Max Packets on S/W Transmit Queue: 2
S/W Transmit Queue Overflow: 0
Current S/W+H/W Transmit Queue Length: 1
Broadcast Packets: 21 Broadcast Packets: 3740225
Multicast Packets: 0 Multicast Packets: 194986
No Carrier Sense: 0 CRC Errors: 0
DMA Underrun: 0 DMA Overrun: 0
Lost CTS Errors: 0 Alignment Errors: 0
Max Collision Errors: 0 No Resource Errors: 0
Late Collision Errors: 0 Receive Collision Errors: 0
Deferred: 0 Packet Too Short Errors: 0
SQE Test: 0 Packet Too Long Errors: 0
Timeout Errors: 0 Packets Discarded by Adapter: 0
Single Collision Count: 0 Receiver Start Count: 0
Multiple Collision Count: 0
Current HW Transmit Queue Length: 1
General Statistics:
-------------------
No mbuf Errors: 0
Adapter Reset Count: 0
Adapter Data Rate: 200
Driver Flags: Up Broadcast Running
Simplex Promiscuous AlternateAddress
64BitSupport ChecksumOffload PrivateSegment LargeSend DataRateSet
10/100 Mbps Ethernet PCI Adapter II (1410ff01) Specific Statistics:
------------------------------------------------------------------------
Link Status: Up
Media Speed Selected: Auto negotiation
Media Speed Running: 100 Mbps Full Duplex
Receive Pool Buffer Size: 1024
No Receive Pool Buffer Errors: 0
Receive Buffer Too Small Errors: 0
Entries to transmit timeout routine: 0
Transmit IPsec packets: 0
Transmit IPsec packets dropped: 0
Receive IPsec packets: 0
Receive IPsec SA offload count: 0
Transmit Large Send packets: 0
Transmit Large Send packets dropped: 0
Packets with Transmit collisions:
1 collisions: 0 6 collisions: 0 11 collisions: 0
2 collisions: 0 7 collisions: 0 12 collisions: 0
3 collisions: 0 8 collisions: 0 13 collisions: 0
4 collisions: 0 9 collisions: 0 14 collisions: 0
5 collisions: 0 10 collisions: 0 15 collisions: 0
--------------------------------------------------------------
Virtual Adapter: ent7
ETHERNET STATISTICS (ent7) :
Device Type: Virtual I/O Ethernet Adapter (l-lan)
Hardware Address: 8a:83:54:5b:4e:9a
Transmit Statistics: Receive Statistics:
-------------------- -------------------
Packets: 7949318 Packets: 0
Bytes: 915447641 Bytes: 0
Interrupts: 0 Interrupts: 0
Transmit Errors: 0 Receive Errors: 0
Packets Dropped: 0 Packets Dropped: 0
Bad Packets: 0
Max Packets on S/W Transmit Queue: 0
S/W Transmit Queue Overflow: 0
Current S/W+H/W Transmit Queue Length: 0
Broadcast Packets: 5312065 Broadcast Packets: 0
Multicast Packets: 265589 Multicast Packets: 0
No Carrier Sense: 0 CRC Errors: 0
DMA Underrun: 0 DMA Overrun: 0
Lost CTS Errors: 0 Alignment Errors: 0
Max Collision Errors: 0 No Resource Errors: 0
Late Collision Errors: 0 Receive Collision Errors: 0
Deferred: 0 Packet Too Short Errors: 0
SQE Test: 0 Packet Too Long Errors: 0
Timeout Errors: 0 Packets Discarded by Adapter: 0
Single Collision Count: 0 Receiver Start Count: 0
Multiple Collision Count: 0
Current HW Transmit Queue Length: 0
General Statistics:
-------------------
No mbuf Errors: 0
Adapter Reset Count: 0
Adapter Data Rate: 20000
Driver Flags: Up Broadcast Running
Simplex Promiscuous AllMulticast
64BitSupport ChecksumOffload DataRateSet
Virtual I/O Ethernet Adapter (l-lan) Specific Statistics:
---------------------------------------------------------
RQ Lingth: 4481
No Copy Buffers: 0
Trunk Adapter: True
Priority: 1 Active: True
Filter MCast Mode: False
Filters: 255
Enabled: 1 Queued: 0 Overflow: 0
LAN State: Operational
Hypervisor Send Failures: 2371664
Receiver Failures: 2371664
Send Errors: 0
Hypervisor Receive Failures: 0
ILLAN Attributes: 0000000000003103 [0000000000003103]
PVID: 1 VIDs: None
Switch ID: ETHERNET0
Buffers Reg Alloc Min Max MaxA LowReg
tiny 512 512 512 2048 512 512
small 512 512 512 2048 512 512
medium 128 128 128 256 128 128
large 24 24 24 64 24 24
huge 24 24 24 64 24 24
--------------------------------------------------------------
Control Adapter: ent9
ETHERNET STATISTICS (ent9) :
Device Type: Virtual I/O Ethernet Adapter (l-lan)
Hardware Address: 8a:83:54:5b:4e:9b
Transmit Statistics: Receive Statistics:
-------------------- -------------------
Packets: 821297 Packets: 0
Bytes: 21353722 Bytes: 0
Interrupts: 0 Interrupts: 0
Transmit Errors: 0 Receive Errors: 0
Packets Dropped: 0 Packets Dropped: 0
Bad Packets: 0
Max Packets on S/W Transmit Queue: 0
S/W Transmit Queue Overflow: 0
Current S/W+H/W Transmit Queue Length: 0
Broadcast Packets: 821297 Broadcast Packets: 0
Multicast Packets: 0 Multicast Packets: 0
No Carrier Sense: 0 CRC Errors: 0
DMA Underrun: 0 DMA Overrun: 0
Lost CTS Errors: 0 Alignment Errors: 0
Max Collision Errors: 0 No Resource Errors: 0
Late Collision Errors: 0 Receive Collision Errors: 0
Deferred: 0 Packet Too Short Errors: 0
SQE Test: 0 Packet Too Long Errors: 0
Timeout Errors: 0 Packets Discarded by Adapter: 0
Single Collision Count: 0 Receiver Start Count: 0
Multiple Collision Count: 0
Current HW Transmit Queue Length: 0
General Statistics:
-------------------
No mbuf Errors: 0
Adapter Reset Count: 0
Adapter Data Rate: 20000
Driver Flags: Up Broadcast Running
Simplex 64BitSupport ChecksumOffload DataRateSet
Virtual I/O Ethernet Adapter (l-lan) Specific Statistics:
---------------------------------------------------------
RQ Length: 4481
No Copy Buffers: 0
Trunk Adapter: False
Filter MCast Mode: False
Filters: 255
Enabled: 0 Queued: 0 Overflow: 0
LAN State: Operational
Hypervisor Send Failures: 0
Receiver Failures: 0
Send Errors: 0
Hypervisor Receive Failures: 0
ILLAN Attributes: 0000000000003002 [0000000000003002]
PVID: 99 VIDs: None
Switch ID: ETHERNET0
Buffers Reg Alloc Min Max MaxA LowReg
tiny 512 512 512 2048 512 512
small 512 512 512 2048 512 512
medium 128 128 128 256 128 128
large 24 24 24 64 24 24
huge 24 24 24 64 24 24