---> uname -a: Linux prd-centos7-docker-4c-2g-33693.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 8.5G 41.4G 17% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 8.5G 41.4G 17% /facter-os /dev/vda1 50.0G 8.5G 41.4G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.4G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/ndry_go-mod-configuration_master /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/ndry_go-mod-configuration_master@tmp /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/sa-host /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 830 144 0 862 942 Swap: 1023 2 1021 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:af:9c:7a brd ff:ff:ff:ff:ff:ff inet 10.30.122.178/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85868sec preferred_lft 85868sec inet6 fe80::f816:3eff:feaf:9c7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:46:ba:da:2f brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:46ff:feba:da2f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 04/12/21 _x86_64_ (4 CPU) 15:03:19 LINUX RESTART (4 CPU) 15:04:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:05:01 39.57 10.75 28.82 0.00 4240.25 3019.91 0.00 15:06:01 2.05 0.00 2.05 0.00 0.00 39.47 0.00 15:07:01 0.18 0.00 0.18 0.00 0.00 2.30 0.00 15:08:01 0.27 0.00 0.27 0.00 0.00 3.60 0.00 15:09:01 0.23 0.00 0.23 0.00 0.00 3.06 0.00 15:10:01 0.38 0.00 0.38 0.00 0.00 5.36 0.00 15:11:01 269.45 166.51 102.95 0.00 8309.91 34248.44 0.00 15:12:02 249.63 112.46 137.17 0.00 8108.35 33564.28 0.00 Average: 70.25 36.23 34.02 0.00 2583.20 8864.19 0.00 15:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:05:01 150164 0 571128 30.35 2620 1157632 1114576 38.04 389668 1142224 16 15:06:01 156568 0 564716 30.01 2620 1157640 1086160 37.07 386624 1139648 8 15:07:01 153936 0 567344 30.15 2620 1157644 1086316 37.07 388852 1140068 8 15:08:01 154360 0 566916 30.13 2620 1157648 1086256 37.07 395028 1133444 8 15:09:01 152740 0 568532 30.22 2620 1157652 1086280 37.07 395904 1134952 12 15:10:01 151908 0 569356 30.26 2620 1157660 1086304 37.07 402776 1128936 12 15:11:01 164544 0 651596 34.63 2596 1062808 1094300 37.35 501432 965272 20 15:12:02 71584 0 827768 43.99 1492 980700 1499780 51.19 630900 840172 28676 Average: 144476 0 610920 32.47 2476 1123673 1142496 38.99 436398 1078090 3595 15:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:05:01 eth0 169.37 122.26 453.87 43.62 0.00 0.00 0.00 0.00 15:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:05:01 docker0 1.32 1.13 0.22 1.31 0.00 0.00 0.00 0.00 15:06:01 eth0 1.23 0.02 0.11 0.00 0.00 0.00 0.00 0.00 15:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:01 eth0 1.45 0.72 0.59 0.41 0.00 0.00 0.00 0.00 15:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 eth0 1.05 0.33 0.32 0.20 0.00 0.00 0.00 0.00 15:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:09:01 eth0 0.65 0.42 0.35 0.26 0.00 0.00 0.00 0.00 15:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 eth0 1.45 0.33 0.41 0.20 0.00 0.00 0.00 0.00 15:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 eth0 462.38 400.18 4169.06 41.79 0.00 0.00 0.00 0.00 15:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 docker0 26.10 24.75 2.48 66.51 0.00 0.00 0.00 0.00 15:12:02 eth0 525.81 444.96 3918.09 104.23 0.00 0.00 0.00 0.00 15:12:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:02 docker0 34.69 51.25 2.00 245.33 0.00 0.00 0.00 0.00 Average: eth0 145.48 121.20 1068.25 23.85 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.77 9.65 0.59 39.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 04/12/21 _x86_64_ (4 CPU) 15:03:19 LINUX RESTART (4 CPU) 15:04:01 CPU %user %nice %system %iowait %steal %idle 15:05:01 all 3.27 0.00 2.00 0.87 0.01 93.86 15:05:01 0 2.78 0.00 2.50 1.76 0.00 92.96 15:05:01 1 3.22 0.00 1.61 1.21 0.02 93.95 15:05:01 2 3.70 0.00 2.04 0.33 0.00 93.93 15:05:01 3 3.37 0.00 1.84 0.17 0.02 94.60 15:06:01 all 0.14 0.00 0.05 0.00 0.00 99.81 15:06:01 0 0.03 0.00 0.07 0.00 0.00 99.90 15:06:01 1 0.03 0.00 0.07 0.00 0.00 99.90 15:06:01 2 0.47 0.00 0.03 0.00 0.00 99.50 15:06:01 3 0.02 0.00 0.05 0.00 0.00 99.93 15:07:01 all 0.20 0.00 0.07 0.00 0.01 99.73 15:07:01 0 0.08 0.00 0.08 0.00 0.02 99.82 15:07:01 1 0.07 0.00 0.05 0.00 0.00 99.88 15:07:01 2 0.57 0.00 0.07 0.00 0.00 99.37 15:07:01 3 0.08 0.00 0.07 0.00 0.02 99.83 15:08:01 all 0.08 0.00 0.07 0.00 0.01 99.85 15:08:01 0 0.03 0.00 0.08 0.00 0.00 99.88 15:08:01 1 0.02 0.00 0.05 0.00 0.02 99.92 15:08:01 2 0.23 0.00 0.12 0.00 0.02 99.63 15:08:01 3 0.02 0.00 0.02 0.00 0.00 99.97 15:09:01 all 0.05 0.00 0.05 0.00 0.00 99.90 15:09:01 0 0.02 0.00 0.03 0.00 0.02 99.93 15:09:01 1 0.03 0.00 0.07 0.00 0.00 99.90 15:09:01 2 0.12 0.00 0.03 0.00 0.00 99.85 15:09:01 3 0.05 0.00 0.05 0.00 0.00 99.90 15:10:01 all 0.06 0.00 0.07 0.00 0.00 99.87 15:10:01 0 0.02 0.00 0.12 0.00 0.00 99.87 15:10:01 1 0.17 0.00 0.08 0.00 0.00 99.75 15:10:01 2 0.03 0.00 0.05 0.00 0.00 99.92 15:10:01 3 0.02 0.00 0.02 0.00 0.00 99.97 15:11:01 all 9.16 0.00 6.61 2.63 0.03 81.57 15:11:01 0 8.77 0.00 6.93 3.50 0.03 80.77 15:11:01 1 9.03 0.00 6.73 2.48 0.02 81.74 15:11:01 2 9.69 0.00 6.55 2.56 0.02 81.18 15:11:01 3 9.15 0.00 6.22 1.99 0.03 82.59 15:12:02 all 12.16 0.00 8.64 4.44 0.04 74.71 15:12:02 0 10.64 0.00 9.10 3.35 0.02 76.89 15:12:02 1 15.94 0.00 9.82 7.16 0.05 67.02 15:12:02 2 10.49 0.00 7.27 4.50 0.03 77.70 15:12:02 3 11.56 0.00 8.39 2.75 0.05 77.25 Average: all 3.10 0.00 2.16 0.98 0.01 93.75 Average: 0 2.76 0.00 2.33 1.06 0.01 93.84 Average: 1 3.52 0.00 2.28 1.34 0.01 92.85 Average: 2 3.13 0.00 2.00 0.91 0.01 93.96 Average: 3 2.99 0.00 2.05 0.60 0.01 94.34