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» sudo ethtool -k enp3s0 | grep -v fixed | |
Features for enp3s0: | |
rx-checksumming: on | |
tx-checksumming: off | |
tx-checksum-ipv4: off | |
tx-checksum-ipv6: off | |
scatter-gather: on | |
tx-scatter-gather: on | |
tcp-segmentation-offload: off | |
tx-tcp-segmentation: off |
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/etc/sysctl.d » cat * | |
net.ipv4.ip_nonlocal_bind = 1 | |
net.ipv6.ip_nonlocal_bind = 1 | |
net.ipv4.ip_local_port_range = 1026 59999 | |
net.ipv4.ip_forward = 1 | |
net.ipv6.conf.all.forwarding = 1 | |
net.ipv6.route.max_size = 16384 | |
net.ipv4.ip_dynaddr = 1 | |
net.ipv4.tcp_mtu_probing = 1 | |
net.ipv4.tcp_congestion_control = bbr |
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#!/usr/bin/env bash | |
# Examples: | |
# bufferbloat start eth0 20 20 | |
# bufferbloat stop eth0 | |
self="$(basename $(/usr/bin/realpath ${0}))" | |
isp_uplink="${2}" | |
isp_downlink="ifb0" | |
max_download="${3}" |
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# Maintainer: Oleksandr Natalenko <oleksandr@natalenko.name> | |
pkgname=("intel-c-compiler") | |
__year=2018 | |
__update=3 | |
__build=222 | |
__id=13002 | |
pkgver=${__year}.${__update} | |
pkgrel=1 |
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Core was generated by `/usr/bin/nft flush ruleset ; include "/etc/nftables.conf"'. | |
Program terminated with signal SIGSEGV, Segmentation fault. | |
#0 0x00007f6b151d33a4 in input_descriptor_dup (indesc=0x0) at erec.c:52 | |
52 erec.c: No such file or directory. | |
(gdb) bt | |
#0 0x00007f6b151d33a4 in input_descriptor_dup (indesc=0x0) at erec.c:52 | |
#1 0x00007f6b151d349a in erec_add_location (erec=0x55a2617c8720, loc=<optimized out>) at erec.c:69 | |
#2 0x00007f6b151d3559 in erec_vcreate (type=type@entry=EREC_ERROR, loc=0x55a2722c24b0, | |
fmt=0x7f6b151eb77c "Could not process rule: %s", ap=ap@entry=0x7ffd9d79b540) at erec.c:94 | |
#3 0x00007f6b151c53fe in netlink_io_error (ctx=ctx@entry=0x7ffd9d79b680, loc=<optimized out>, loc@entry=0x55a2722c24b0, |
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kernel: ^[[0;1;39mINFO: task systemd-udevd:138 blocked for more than 120 seconds. | |
kernel: ^[[0;1;39m Not tainted 4.16.0-pf3 #1 | |
kernel: ^[[0;1;39m"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. | |
kernel: systemd-udevd D 0 138 1 0x80000000 | |
kernel: ^[[0;1;39m^[[0;1;39mCall Trace: | |
kernel: ^[[0;1;39m^[[0;1;39m ? __schedule+0x353/0x1160 | |
kernel: ^[[0;1;39m^[[0;1;39m ? kobject_uevent_env+0x117/0x620 | |
kernel: ^[[0;1;39m^[[0;1;39m ? preempt_count_add+0x68/0xa0 | |
kernel: ^[[0;1;39m^[[0;1;39m schedule+0x32/0xc0 | |
kernel: ^[[0;1;39m^[[0;1;39m async_synchronize_cookie_domain+0x91/0x140 |
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[root@archlinux ~]# strace -e ioctl smartctl -a /dev/sda >/dev/null | |
ioctl(1, TCGETS, 0x7ffcb6e45f00) = -1 ENOTTY (Inappropriate ioctl for device) | |
ioctl(3, SG_IO, {interface_id='S', dxfer_direction=SG_DXFER_FROM_DEV, cmd_len=6, cmdp="\x12\x00\x00\x00\x24\x00", mx_sb_len=32, iovec_count=0, dxfer_len=36, timeout=60000, flags=0, dxferp="\x00\x00\x05\x02\x5b\x00\x00\x02\x41\x54\x41\x20\x20\x20\x20\x20\x51\x45\x4d\x55\x20\x48\x41\x52\x44\x44\x49\x53\x4b\x20\x20\x20"..., status=0, masked_status=0, msg_status=0, sb_len_wr=0, sbp="", host_status=0, driver_status=0, resid=0, duration=0, info=0}) = 0 | |
ioctl(3, SG_IO, {interface_id='S', dxfer_direction=SG_DXFER_FROM_DEV, cmd_len=16, cmdp="\x85\x08\x0e\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\xec\x00", mx_sb_len=32, iovec_count=0, dxfer_len=512, timeout=60000, flags=0, dxferp="\x40\x00\xff\x3f\x00\x00\x10\x00\x00\x7e\x00\x02\x3f\x00\x00\x00\x00\x00\x00\x00\x4d\x51\x30\x30\x30\x30\x20\x31\x20\x20\x20\x20"..., status=0, masked_status=0, msg_status=0, sb_len_wr=0, s |
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<Multi_key> <a> <a> : "́" U0301 # COMBINING ACUTE | |
<Multi_key> <Cyrillic_ef> <Cyrillic_ef> : "́" U0301 # | |
<Multi_key> <c> <c> : "̌" U030C # COMBINING CARON | |
<Multi_key> <o> <o> : "̊" U030A # COMBINING RING | |
<Multi_key> <s> <s> : "̕" U0315 # COMBINING SOFT MARK | |
<Multi_key> <q> <q> : "̀" U0300 # COMBINING GRAVE |
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898ddc6d129d bfq-iosched: don't call bfqg_and_blkg_put for !CONFIG_BFQ_GROUP_IOSCHED | |
059415785a07 block, bfq: release oom-queue ref to root group on exit | |
323c99e1e85c block, bfq: put async queues for root bfq groups too | |
777b1dae3a7b block, bfq: limit sectors served with interactive weight raising | |
49dcd4d6b746 block, bfq: limit tags for writes and async I/O | |
e5e621ff5493 block, bfq: increase threshold to deem I/O as random | |
f9797d97613f block, bfq: remove superfluous check in queue-merging setup | |
af308193b75e block, bfq: let a queue be merged only shortly after starting I/O | |
804b39ee84be block, bfq: check low_latency flag in bfq_bfqq_save_state() | |
ab3fb55379ef block, bfq: add missing rq_pos_tree update on rq removal |
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From 91ac7cd4d9c24c0f4fb1fad3c01d9527cb6aa36d Mon Sep 17 00:00:00 2001 | |
From: Oleksandr Natalenko <oleksandr@natalenko.name> | |
Date: Thu, 18 Jan 2018 20:13:34 +0100 | |
Subject: [PATCH] pds-4.15: fix delayacct_blkio_end() usage | |
Signed-off-by: Oleksandr Natalenko <oleksandr@natalenko.name> | |
--- | |
kernel/sched/pds.c | 6 +++--- | |
1 file changed, 3 insertions(+), 3 deletions(-) |