---> uname -a: Linux prd-centos7-docker-4c-2g-24352.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: 2933.436 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/secure /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/dry_go-mod-core-contracts_master /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/dry_go-mod-core-contracts_master@tmp /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 834 160 0 841 937 Swap: 1023 3 1020 ---> 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:b4:bc:a7 brd ff:ff:ff:ff:ff:ff inet 10.30.122.194/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85966sec preferred_lft 85966sec inet6 fe80::f816:3eff:feb4:bca7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:65:4c:0d:dc 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::42:65ff:fe4c:ddc/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) 02/01/21 _x86_64_ (4 CPU) 16:19:02 LINUX RESTART (4 CPU) 16:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:21:01 13.07 4.81 8.26 0.00 862.45 267.76 0.00 16:22:01 1.92 0.00 1.92 0.00 0.00 41.46 0.00 16:23:01 0.28 0.00 0.28 0.00 0.00 4.60 0.00 16:24:01 0.33 0.00 0.33 0.00 0.00 4.38 0.00 16:25:02 285.93 178.57 107.36 0.00 8527.97 38528.42 0.00 16:26:01 213.03 85.89 127.15 0.00 5568.73 29648.74 0.00 Average: 85.78 45.01 40.77 0.00 2495.75 11415.29 0.00 16:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:21:01 133836 0 622984 33.11 2600 1122124 1109064 37.85 419520 1127084 20 16:22:01 140656 0 616160 32.75 2600 1122128 1078820 36.82 417264 1123528 8 16:23:01 138180 0 618628 32.88 2600 1122136 1078976 36.82 422096 1121508 8 16:24:01 139076 0 617732 32.83 2600 1122136 1078820 36.82 427260 1115420 8 16:25:02 120056 0 708164 37.64 2576 1050748 1290948 44.06 569232 945916 72440 16:26:01 194056 0 794920 42.25 1500 891068 1133136 38.67 607584 742744 88 Average: 144310 0 663098 35.24 2413 1071723 1128294 38.51 477159 1029367 12095 16:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:21:01 eth0 32.61 28.58 40.77 21.36 0.00 0.00 0.00 0.00 16:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:01 docker0 11.52 7.92 1.87 17.63 0.00 0.00 0.00 0.00 16:22:01 eth0 0.90 0.08 0.09 0.01 0.00 0.00 0.00 0.00 16:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 eth0 1.93 1.18 1.38 0.44 0.00 0.00 0.00 0.00 16:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 0.00 16:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:02 eth0 776.33 682.19 7206.86 61.02 0.00 0.00 0.00 0.00 16:25:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:02 docker0 18.17 17.99 1.44 127.09 0.00 0.00 0.00 0.00 16:26:01 eth0 144.44 104.08 411.62 82.49 0.00 0.00 0.00 0.00 16:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:01 docker0 29.62 38.86 2.20 206.84 0.00 0.00 0.00 0.00 Average: eth0 160.52 137.09 1289.70 27.47 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 9.85 10.73 0.92 58.32 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) 02/01/21 _x86_64_ (4 CPU) 16:19:02 LINUX RESTART (4 CPU) 16:20:01 CPU %user %nice %system %iowait %steal %idle 16:21:01 all 1.31 0.00 0.96 0.29 0.05 97.39 16:21:01 0 1.27 0.00 0.95 0.03 0.03 97.71 16:21:01 1 1.32 0.00 1.15 0.00 0.05 97.48 16:21:01 2 0.99 0.00 0.80 0.27 0.05 97.89 16:21:01 3 1.67 0.00 0.94 0.85 0.05 96.49 16:22:01 all 0.14 0.00 0.05 0.00 0.00 99.80 16:22:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:22:01 1 0.03 0.00 0.03 0.00 0.00 99.93 16:22:01 2 0.08 0.00 0.07 0.00 0.00 99.85 16:22:01 3 0.42 0.00 0.08 0.00 0.00 99.50 16:23:01 all 0.06 0.00 0.04 0.00 0.01 99.89 16:23:01 0 0.05 0.00 0.03 0.00 0.02 99.90 16:23:01 1 0.05 0.00 0.03 0.00 0.00 99.92 16:23:01 2 0.07 0.00 0.05 0.00 0.02 99.87 16:23:01 3 0.07 0.00 0.05 0.00 0.02 99.87 16:24:01 all 0.15 0.00 0.05 0.00 0.00 99.80 16:24:01 0 0.05 0.00 0.03 0.00 0.00 99.92 16:24:01 1 0.05 0.00 0.07 0.00 0.02 99.87 16:24:01 2 0.03 0.00 0.07 0.00 0.00 99.90 16:24:01 3 0.47 0.00 0.03 0.00 0.00 99.50 16:25:02 all 11.25 0.00 8.26 2.42 0.16 77.91 16:25:02 0 12.68 0.00 8.62 2.39 0.20 76.10 16:25:02 1 11.03 0.00 7.86 3.11 0.14 77.87 16:25:02 2 10.75 0.00 8.41 1.98 0.17 78.69 16:25:02 3 10.55 0.00 8.14 2.21 0.12 78.98 16:26:01 all 11.37 0.00 8.64 2.85 0.17 76.96 16:26:01 0 9.84 0.00 8.55 1.93 0.16 79.52 16:26:01 1 10.56 0.00 9.16 2.64 0.17 77.47 16:26:01 2 10.49 0.00 8.15 4.96 0.16 76.24 16:26:01 3 14.60 0.00 8.70 1.88 0.19 74.63 Average: all 3.98 0.00 2.95 0.91 0.06 92.10 Average: 0 3.91 0.00 2.98 0.71 0.07 92.33 Average: 1 3.78 0.00 3.00 0.94 0.06 92.22 Average: 2 3.68 0.00 2.88 1.18 0.06 92.21 Average: 3 4.55 0.00 2.94 0.81 0.06 91.64