У клиентов (CLDM 15.12, 4.2.8-calculate) периодический в логах такие сообщение (как следствие отваливается шара):
[10:09:43] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[10:09:43] r8169 0000:03:00.0 eth0: link down
[10:09:43] r8169 0000:03:00.0 eth0: link down
[10:09:43] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[10:09:46] r8169 0000:03:00.0 eth0: link up
[10:09:46] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
Парчкорды и активное оборудование менял - не помогло.
Вероятно глюк с драйвером r8169
# modinfo r8169
filename: /lib/modules/4.2.8-calculate/kernel/drivers/net/ethernet/realtek/r8169.ko.gz
firmware: rtl_nic/rtl8107e-2.fw
firmware: rtl_nic/rtl8107e-1.fw
firmware: rtl_nic/rtl8168h-2.fw
firmware: rtl_nic/rtl8168h-1.fw
firmware: rtl_nic/rtl8168g-3.fw
firmware: rtl_nic/rtl8168g-2.fw
firmware: rtl_nic/rtl8106e-2.fw
firmware: rtl_nic/rtl8106e-1.fw
firmware: rtl_nic/rtl8411-2.fw
firmware: rtl_nic/rtl8411-1.fw
firmware: rtl_nic/rtl8402-1.fw
firmware: rtl_nic/rtl8168f-2.fw
firmware: rtl_nic/rtl8168f-1.fw
firmware: rtl_nic/rtl8105e-1.fw
firmware: rtl_nic/rtl8168e-3.fw
firmware: rtl_nic/rtl8168e-2.fw
firmware: rtl_nic/rtl8168e-1.fw
firmware: rtl_nic/rtl8168d-2.fw
firmware: rtl_nic/rtl8168d-1.fw
version: 2.3LK-NAPI
license: GPL
description: RealTek RTL-8169 Gigabit Ethernet driver
author: Realtek and the Linux r8169 crew <netdev@vger.kernel.org>
srcversion: 23187ADBCA1FECACF9AC515
alias: pci:v00000001d00008168sv*sd00002410bc*sc*i*
alias: pci:v00001737d00001032sv*sd00000024bc*sc*i*
alias: pci:v000016ECd00000116sv*sd*bc*sc*i*
alias: pci:v00001259d0000C107sv*sd*bc*sc*i*
alias: pci:v00001186d00004302sv*sd*bc*sc*i*
alias: pci:v00001186d00004300sv*sd*bc*sc*i*
alias: pci:v00001186d00004300sv00001186sd00004B10bc*sc*i*
alias: pci:v000010ECd00008169sv*sd*bc*sc*i*
alias: pci:v000010ECd00008168sv*sd*bc*sc*i*
alias: pci:v000010ECd00008167sv*sd*bc*sc*i*
alias: pci:v000010ECd00008136sv*sd*bc*sc*i*
alias: pci:v000010ECd00008129sv*sd*bc*sc*i*
depends: mii
intree: Y
vermagic: 4.2.8-calculate SMP preempt mod_unload
parm: use_dac:Enable PCI DAC. Unsafe on 32 bit PCI slot. (int)
parm: debug:Debug verbosity level (0=none, ..., 16=all) (int)
# ethtool -i eth0
driver: r8169
version: 2.3LK-NAPI
firmware-version: rtl8168e-3_0.0.4 03/27/12
expansion-rom-version:
bus-info: 0000:03:00.0
supports-statistics: yes
supports-test: no
supports-eeprom-access: no
supports-register-dump: yes
supports-priv-flags: no
# ethtool eth0
Settings for eth0:
Supported ports: [ TP MII ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Supported pause frame use: No
Supports auto-negotiation: Yes
Advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Advertised pause frame use: Symmetric Receive-only
Advertised auto-negotiation: Yes
Link partner advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
Link partner advertised pause frame use: Symmetric Receive-only
Link partner advertised auto-negotiation: Yes
Speed: 100Mb/s
Duplex: Full
Port: MII
PHYAD: 0
Transceiver: internal
Auto-negotiation: on
Supports Wake-on: pumbg
Wake-on: d
Current message level: 0x00000033 (51)
drv probe ifdown ifup
Link detected: yes
Как вариант, предлагают отключить автосогласование и поставить принудительно 100Мбит (1000Мбит не ставит).
Подскажите,может кто-то сталкивался.