---> uname -a: Linux prd-centos7-docker-4c-2g-6980.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 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 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 8.4G 41.5G 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 8.4G 41.5G 17% /facter-os /dev/vda1 50.0G 8.4G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.4G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.4G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/sa-host /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/secure /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/auth.log /dev/vda1 50.0G 8.4G 41.5G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.4G 41.5G 17% /w/workspace/ndry_go-mod-configuration_master /dev/vda1 50.0G 8.4G 41.5G 17% /w/workspace/ndry_go-mod-configuration_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 768 160 0 907 1003 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:6b:a7:3c brd ff:ff:ff:ff:ff:ff inet 10.30.123.98/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85965sec preferred_lft 85965sec inet6 fe80::f816:3eff:fe6b:a73c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:88:82:03:86 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::42:88ff:fe82:386/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/20/20 _x86_64_ (4 CPU) 15:21:55 LINUX RESTART (4 CPU) 15:23:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:24:01 10.87 4.80 6.08 0.00 1014.59 139.23 0.00 15:25:01 0.35 0.00 0.35 0.00 0.00 5.43 0.00 15:26:01 0.28 0.00 0.28 0.00 0.00 3.36 0.00 15:27:01 0.23 0.00 0.23 0.00 0.00 2.70 0.00 15:28:01 200.13 117.58 82.56 0.00 6705.06 30776.30 0.00 15:29:01 195.21 61.17 134.03 0.00 3847.96 32686.72 0.00 Average: 67.87 30.60 37.27 0.00 1928.47 10605.84 0.00 15:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:24:01 172172 0 558620 29.69 2620 1148144 1100644 37.56 421544 1127792 20 15:25:01 174452 0 556332 29.57 2620 1148152 1087996 37.13 421692 1126336 12 15:26:01 174644 0 556136 29.56 2620 1148156 1088008 37.13 421588 1126336 8 15:27:01 173568 0 557212 29.61 2620 1148156 1088032 37.13 428860 1120448 12 15:28:01 126928 0 641628 34.10 2620 1110380 1396540 47.66 524172 1033396 56 15:29:01 240344 0 707164 37.58 1716 932332 1110616 37.90 596716 759872 20 Average: 177018 0 596182 31.69 2469 1105887 1145306 39.09 469095 1049030 21 15:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:24:01 eth0 23.93 18.41 23.78 21.40 0.00 0.00 0.00 0.00 15:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:24:01 docker0 0.92 0.83 0.15 0.79 0.00 0.00 0.00 0.00 15:25:01 eth0 2.68 0.58 0.67 0.36 0.00 0.00 0.00 0.00 15:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:26:01 eth0 2.58 0.70 0.82 0.43 0.00 0.00 0.00 0.00 15:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:27:01 eth0 3.45 0.85 1.02 0.59 0.00 0.00 0.00 0.00 15:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:28:01 vethf5cc0be 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 15:28:01 eth0 454.71 413.00 3829.90 41.30 0.00 0.00 0.00 0.00 15:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:28:01 docker0 13.93 12.03 1.47 22.68 0.00 0.00 0.00 0.00 15:29:01 eth0 449.74 391.98 3447.90 102.41 0.00 0.00 0.00 0.00 15:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:29:01 docker0 22.98 29.74 1.46 198.70 0.00 0.00 0.00 0.00 Average: eth0 156.23 137.63 1217.75 27.76 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 6.31 7.10 0.51 37.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/20/20 _x86_64_ (4 CPU) 15:21:55 LINUX RESTART (4 CPU) 15:23:01 CPU %user %nice %system %iowait %steal %idle 15:24:01 all 1.36 0.00 0.87 0.08 0.03 97.67 15:24:01 0 1.15 0.00 0.87 0.03 0.02 97.93 15:24:01 1 1.25 0.00 0.87 0.10 0.03 97.75 15:24:01 2 1.85 0.00 0.72 0.05 0.02 97.36 15:24:01 3 1.18 0.00 1.02 0.13 0.03 97.63 15:25:01 all 0.17 0.00 0.05 0.00 0.00 99.79 15:25:01 0 0.07 0.00 0.07 0.00 0.00 99.87 15:25:01 1 0.03 0.00 0.05 0.00 0.00 99.92 15:25:01 2 0.52 0.00 0.03 0.00 0.00 99.45 15:25:01 3 0.05 0.00 0.03 0.00 0.00 99.92 15:26:01 all 0.16 0.00 0.04 0.00 0.00 99.80 15:26:01 0 0.07 0.00 0.05 0.00 0.00 99.88 15:26:01 1 0.05 0.00 0.03 0.00 0.00 99.92 15:26:01 2 0.50 0.00 0.05 0.00 0.00 99.45 15:26:01 3 0.02 0.00 0.02 0.00 0.00 99.97 15:27:01 all 0.19 0.00 0.04 0.00 0.01 99.76 15:27:01 0 0.02 0.00 0.05 0.00 0.02 99.92 15:27:01 1 0.08 0.00 0.00 0.00 0.00 99.92 15:27:01 2 0.57 0.00 0.07 0.00 0.02 99.35 15:27:01 3 0.08 0.00 0.05 0.00 0.02 99.85 15:28:01 all 8.27 0.00 5.10 1.86 0.24 84.52 15:28:01 0 8.40 0.00 5.07 1.71 0.26 84.56 15:28:01 1 8.24 0.00 4.83 0.97 0.25 85.71 15:28:01 2 8.78 0.00 5.45 2.97 0.20 82.59 15:28:01 3 7.68 0.00 5.06 1.80 0.26 85.21 15:29:01 all 11.50 0.00 8.08 2.19 0.25 77.99 15:29:01 0 15.01 0.00 8.57 2.69 0.29 73.44 15:29:01 1 9.73 0.00 7.55 2.91 0.22 79.58 15:29:01 2 10.28 0.00 7.90 2.26 0.26 79.30 15:29:01 3 10.99 0.00 8.30 0.89 0.22 79.61 Average: all 3.56 0.00 2.33 0.68 0.09 93.34 Average: 0 4.05 0.00 2.41 0.73 0.10 92.72 Average: 1 3.20 0.00 2.20 0.65 0.08 93.87 Average: 2 3.71 0.00 2.34 0.87 0.08 93.00 Average: 3 3.29 0.00 2.38 0.46 0.09 93.78