---> uname -a: Linux prd-centos7-docker-4c-2g-15950.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/sa-host /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 ---> free -m: total used free shared buff/cache available Mem: 1837 826 146 0 864 946 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:0b:b1:6c brd ff:ff:ff:ff:ff:ff inet 10.30.122.3/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85970sec preferred_lft 85970sec inet6 fe80::f816:3eff:fe0b:b16c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:71:42:bd:15 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::42:71ff:fe42:bd15/64 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) 12/14/20 _x86_64_ (4 CPU) 20:49:51 LINUX RESTART (4 CPU) 20:51:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:52:01 2.61 0.00 2.61 0.00 0.00 64.04 0.00 20:53:01 0.45 0.00 0.45 0.00 0.00 6.59 0.00 20:54:01 0.23 0.00 0.23 0.00 0.00 3.13 0.00 20:55:01 0.27 0.00 0.27 0.00 0.00 3.46 0.00 20:56:01 365.81 189.48 176.32 0.00 9146.64 56546.45 0.00 20:57:01 229.81 108.35 121.46 0.00 7528.46 27554.27 0.00 Average: 99.99 49.70 50.28 0.00 2782.37 14048.03 0.00 20:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:52:01 169168 0 590096 31.36 2620 1119660 1078276 36.80 433016 1080680 24 20:53:01 167532 0 591724 31.45 2620 1119668 1078276 36.80 441028 1074572 8 20:54:01 166000 0 593252 31.53 2620 1119672 1078628 36.81 442704 1074568 8 20:55:01 166480 0 592772 31.50 2620 1119672 1078340 36.80 445440 1071460 8 20:56:01 75576 0 814812 43.31 2088 989068 1506516 51.41 657888 838420 68740 20:57:01 219792 0 813848 43.25 1444 846460 1308972 44.67 546904 760540 79852 Average: 160758 0 666084 35.40 2335 1052367 1188168 40.55 494497 983373 24773 20:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:52:01 eth0 0.35 0.08 0.02 0.02 0.00 0.00 0.00 0.00 20:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:53:01 eth0 0.77 0.08 0.08 0.01 0.00 0.00 0.00 0.00 20:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:54:01 eth0 3.98 1.76 3.52 0.47 0.00 0.00 0.00 0.00 20:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:55:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 20:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:56:01 eth0 792.99 706.30 7400.28 65.42 0.00 0.00 0.00 0.00 20:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:56:01 docker0 17.15 16.98 1.33 123.23 0.00 0.00 0.00 0.00 20:57:01 eth0 333.75 268.19 2413.41 136.50 0.00 0.00 0.00 0.00 20:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:57:01 docker0 26.45 33.69 1.90 186.17 0.00 0.00 0.00 0.00 Average: eth0 188.91 162.97 1638.54 33.77 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 7.27 8.45 0.54 51.62 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) 12/14/20 _x86_64_ (4 CPU) 20:49:51 LINUX RESTART (4 CPU) 20:51:01 CPU %user %nice %system %iowait %steal %idle 20:52:01 all 0.11 0.00 0.05 0.00 0.00 99.84 20:52:01 0 0.27 0.00 0.03 0.00 0.00 99.70 20:52:01 1 0.10 0.00 0.07 0.00 0.00 99.83 20:52:01 2 0.05 0.00 0.07 0.00 0.00 99.88 20:52:01 3 0.03 0.00 0.03 0.00 0.00 99.93 20:53:01 all 0.12 0.00 0.06 0.00 0.00 99.81 20:53:01 0 0.32 0.00 0.05 0.00 0.00 99.63 20:53:01 1 0.07 0.00 0.05 0.00 0.00 99.88 20:53:01 2 0.05 0.00 0.07 0.00 0.00 99.88 20:53:01 3 0.05 0.00 0.08 0.00 0.02 99.85 20:54:01 all 0.19 0.00 0.06 0.00 0.01 99.75 20:54:01 0 0.25 0.00 0.08 0.00 0.02 99.65 20:54:01 1 0.33 0.00 0.03 0.00 0.00 99.63 20:54:01 2 0.08 0.00 0.08 0.00 0.02 99.82 20:54:01 3 0.08 0.00 0.03 0.00 0.00 99.88 20:55:01 all 0.13 0.00 0.07 0.00 0.00 99.80 20:55:01 0 0.38 0.00 0.13 0.00 0.00 99.48 20:55:01 1 0.03 0.00 0.02 0.00 0.00 99.95 20:55:01 2 0.07 0.00 0.07 0.00 0.00 99.87 20:55:01 3 0.03 0.00 0.07 0.00 0.00 99.90 20:56:01 all 15.40 0.00 11.12 2.58 0.14 70.76 20:56:01 0 15.15 0.00 10.35 3.26 0.14 71.10 20:56:01 1 16.23 0.00 10.82 1.78 0.14 71.03 20:56:01 2 14.15 0.00 12.41 4.56 0.14 68.74 20:56:01 3 16.08 0.00 10.88 0.69 0.16 72.19 20:57:01 all 10.63 0.00 7.85 3.39 0.11 78.03 20:57:01 0 10.23 0.00 7.42 2.52 0.10 79.73 20:57:01 1 10.43 0.00 8.34 4.14 0.09 77.00 20:57:01 2 8.88 0.00 7.52 2.69 0.12 80.79 20:57:01 3 12.97 0.00 8.11 4.19 0.14 74.58 Average: all 4.34 0.00 3.14 0.98 0.04 91.50 Average: 0 4.35 0.00 2.95 0.94 0.04 91.72 Average: 1 4.44 0.00 3.16 0.97 0.04 91.40 Average: 2 3.81 0.00 3.31 1.19 0.04 91.65 Average: 3 4.77 0.00 3.13 0.80 0.05 91.25