ethernet/intel/e1000e.rst

1 .. SPDX-License-Identifier: GPL-2.0+
8 Copyright(c) 2008-2018 Intel Corporation.
13 - Identifying Your Adapter
14 - Command Line Parameters
15 - Additional Configurations
16 - Support
48 ---------------------
49 :Valid Range: 0,1,3,4,100-100000
53 vector can generate per second. Increasing ITR lowers latency at the cost of
60 but will increase latency as packets are not processed as quickly.
64 all traffic types, but lacking in small packet performance and latency.
77 "Bulk traffic", for large amounts of packets of normal size; "Low latency",
79 packets; and "Lowest latency", for almost completely small packets or
82  - 0: Off
83       Turns off any interrupt moderation and may improve small packet latency.
86  - 1: Dynamic mode
88       very low latency. This can sometimes cause extra CPU utilization. If
89       planning on deploying e1000e in a latency sensitive environment, this
91  - 3: Dynamic Conservative mode (default)
94       the "Low latency" or "Lowest latency" class, the InterruptThrottleRate is
97  - 4: Simplified Balancing mode
100       interrupt rate will drop as low as 2000 interrupts per second.  If the
103  - 100-100000:
108       latency as packets are not processed as quickly.
116 ----------
117 :Valid Range: 0-65535 (0=off)
123 latency to frame reception and can end up decreasing the throughput of TCP
134 -------------
135 :Valid Range: 0-65535 (0=off)
141 which is useful only if RxIntDelay is non-zero. Proper tuning, along with
145 ----------
146 :Valid Range: 0-65535 (0=off)
156 -------------
157 :Valid Range: 0-65535 (0=off)
161 transmit interrupt is generated. It is useful only if TxIntDelay is non-zero.
167 ---------
168 :Valid Range: 0-xxxxxxx (0=off)
182 --------------------
190 ---------------
198 -------
199 :Valid Range: 0-2
202    +-------+----------------+
206    +-------+----------------+
208    +-------+----------------+
209    |   2   |      MSI-X     |
210    +-------+----------------+
213 the driver. MSI-X is required for multiple queue support, and some kernels and
222 ------------
231 ---------------
246 -----
247 :Valid Range: 0-16 (0=none,...,16=all)
257 ------------
274 - For RHEL: /etc/sysconfig/network-scripts/ifcfg-eth<x>
275 - For SLES: /etc/sysconfig/network/<config_file>
286   - Intel(R) 82578DM Gigabit Network Connection
287   - Intel(R) 82577LM Gigabit Network Connection
291   - Intel(R) PRO/1000 Gigabit Server Adapter
292   - Intel(R) PRO/1000 PM Network Connection
293   - Intel(R) 82562G 10/100 Network Connection
294   - Intel(R) 82562G-2 10/100 Network Connection
295   - Intel(R) 82562GT 10/100 Network Connection
296   - Intel(R) 82562GT-2 10/100 Network Connection
297   - Intel(R) 82562V 10/100 Network Connection
298   - Intel(R) 82562V-2 10/100 Network Connection
299   - Intel(R) 82566DC Gigabit Network Connection
300   - Intel(R) 82566DC-2 Gigabit Network Connection
301   - Intel(R) 82566DM Gigabit Network Connection
302   - Intel(R) 82566MC Gigabit Network Connection
303   - Intel(R) 82566MM Gigabit Network Connection
304   - Intel(R) 82567V-3 Gigabit Network Connection
305   - Intel(R) 82577LC Gigabit Network Connection
306   - Intel(R) 82578DC Gigabit Network Connection
308 NOTE: Jumbo Frames cannot be configured on an 82579-based Network device if
313 -------
325 ------------------------------
327 between copper-based adapters and fiber-based adapters.
330 connections will attempt to auto-negotiate with its link partner to determine
332 using auto-negotiation, you may need to manually configure the adapter and link
335 support auto-negotiation or one that has been forced to a specific speed or
349 An Intel(R) Ethernet Network Adapter using fiber-based connections, however,
350 will not attempt to auto-negotiate with its link partner since those adapters
355 --------------------------
363 - Intel(R) PRO/1000 PT Dual Port Network Connection
364 - Intel(R) PRO/1000 PT Dual Port Server Connection
365 - Intel(R) PRO/1000 PT Dual Port Server Adapter
366 - Intel(R) PRO/1000 PF Dual Port Server Adapter
367 - Intel(R) PRO/1000 PT Quad Port Server Adapter
368 - Intel(R) Gigabit PT Quad Port Server ExpressModule
378 to intel-wired-lan@lists.osuosl.org.