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LVS 에서 랜카드 성능 차이

초보의 CHOMAN 2015. 5. 20. 17:08

LVS 에서 랜카드 성능 차이



리얼텍이랑 인텔듀얼랜카드랑 차이가 날까???

 



 

  

위쪽 그래프는 한번씩 끊어지는것이 보인다...

 

가끔식 순단이 발생하긴 하는데 로그메세지엔...

 

May 23 15:27:47 localhost kernel: r8169: eth0: link up




r8169에서 LVS 분배중 네트워크 단절 발생 (아래는 에러 메세지)



Nov 19 14:14:55 LVS kernel: ------------[ cut here ]------------

Nov 19 14:14:55 LVS kernel: WARNING: at net/sched/sch_generic.c:226 dev_watchdog+0x11f/0x1ac()

Nov 19 14:14:55 LVS kernel: NETDEV WATCHDOG: eth0 (r8169): transmit timed out

Nov 19 14:14:55 LVS kernel: Modules linked in: ip_vs_sh ip_vs bridge stp llc sbs sbshc battery ac sg e1000bpe serio_raw button r8169 i2c_i801 iTCO_wdt iTCO_vendor_support i2c_core usb_storage ata_piix libata sd_mod scsi_mod ext3 jbd mbcache uhci_hcd ohci_hcd ehci_hcd

Nov 19 14:14:55 LVS kernel: Pid: 0, comm: swapper Not tainted 2.6.28.10 #3

Nov 19 14:14:55 LVS kernel: Call Trace:

Nov 19 14:14:55 LVS kernel:  <IRQ>  [<ffffffff8103bd20>] warn_slowpath+0xf3/0x111

Nov 19 14:14:55 LVS kernel:  [<ffffffffa00604cd>] scsi_done+0x0/0xc [scsi_mod]

Nov 19 14:14:55 LVS kernel:  [<ffffffffa00a0b53>] ata_scsi_translate+0xf6/0x123 [libata]

Nov 19 14:14:55 LVS kernel:  [<ffffffff8102e6d5>] target_load+0x2a/0x58

Nov 19 14:14:55 LVS kernel:  [<ffffffff81032172>] find_busiest_group+0x25b/0x6ed

Nov 19 14:14:55 LVS kernel:  [<ffffffff81031ab8>] enqueue_task_fair+0x193/0x1a7

Nov 19 14:14:55 LVS kernel:  [<ffffffff8102ed05>] enqueue_task+0x50/0x5b

Nov 19 14:14:55 LVS kernel:  [<ffffffff8103352e>] try_to_wake_up+0x23b/0x24d

Nov 19 14:14:55 LVS kernel:  [<ffffffff810446c0>] lock_timer_base+0x26/0x4b

Nov 19 14:14:55 LVS kernel:  [<ffffffff8101175c>] read_tsc+0x9/0x1c

Nov 19 14:14:55 LVS kernel:  [<ffffffff8105306f>] getnstimeofday+0x53/0xb2

Nov 19 14:14:55 LVS kernel:  [<ffffffff8101175c>] read_tsc+0x9/0x1c

Nov 19 14:14:55 LVS kernel:  [<ffffffff8105306f>] getnstimeofday+0x53/0xb2

Nov 19 14:14:55 LVS kernel:  [<ffffffff8104d867>] autoremove_wake_function+0x9/0x2e

Nov 19 14:14:55 LVS kernel:  [<ffffffff810502f4>] ktime_get_ts+0x22/0x4b

Nov 19 14:14:55 LVS kernel:  [<ffffffff811fa24e>] dev_watchdog+0x11f/0x1ac

Nov 19 14:14:55 LVS kernel:  [<ffffffff81051849>] sched_clock_cpu+0x123/0x12b

Nov 19 14:14:55 LVS kernel:  [<ffffffff811fa12f>] dev_watchdog+0x0/0x1ac

Nov 19 14:14:55 LVS kernel:  [<ffffffff8104418e>] run_timer_softirq+0x163/0x1d4

Nov 19 14:14:55 LVS kernel:  [<ffffffff81050329>] ktime_get+0xc/0x41

Nov 19 14:14:55 LVS kernel:  [<ffffffff810405d0>] __do_softirq+0x7a/0x13d

Nov 19 14:14:55 LVS kernel:  [<ffffffff8100cf5c>] call_softirq+0x1c/0x28

Nov 19 14:14:55 LVS kernel:  [<ffffffff8100ddc4>] do_softirq+0x2c/0x68

Nov 19 14:14:55 LVS kernel:  [<ffffffff81040510>] irq_exit+0x3f/0x85

Nov 19 14:14:55 LVS kernel:  [<ffffffff8101aa21>] smp_apic_timer_interrupt+0x93/0xac

Nov 19 14:14:55 LVS kernel:  [<ffffffff8100c9ab>] apic_timer_interrupt+0x6b/0x70

Nov 19 14:14:55 LVS kernel:  <EOI>  [<ffffffff81012410>] mwait_idle+0x41/0x44

Nov 19 14:14:55 LVS kernel:  [<ffffffff811663b5>] acpi_processor_idle+0x1c8/0x523

Nov 19 14:14:55 LVS kernel:  [<ffffffff81266ddb>] notifier_call_chain+0x29/0x4c

Nov 19 14:14:55 LVS kernel:  [<ffffffff8100abd4>] cpu_idle+0x4a/0x6d

Nov 19 14:14:55 LVS kernel: ---[ end trace 669bf4299cf52a65 ]---

Nov 19 14:14:55 LVS kernel: r8169: eth0: link up 



요런메세지가 한번씩 남음...




리얼텍 랜카드 가격대비 최고의 가성비를 자랑하지만 서버용이나 네트워크 장애를 최소화 하고 싶다면 


10만원대 이상의 랜카드를 사용해보는것을 권장한다.




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