---> uname -a: Linux prd-centos7-docker-4c-2g-25723.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: 2933.442 BogoMIPS: 5866.88 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-505 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-505@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 720 99 0 1017 1011 Swap: 1023 1 1022 ---> 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:27:69:81 brd ff:ff:ff:ff:ff:ff inet 10.30.123.148/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85955sec preferred_lft 85955sec inet6 fe80::f816:3eff:fe27:6981/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:db:66:bd:2d 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:dbff:fe66:bd2d/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) 02/09/21 _x86_64_ (4 CPU) 05:54:25 LINUX RESTART (4 CPU) 05:55:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:56:01 53.03 13.86 39.16 0.00 4549.80 3270.02 0.00 05:57:01 1.68 0.00 1.68 0.00 0.00 28.51 0.00 05:58:02 0.27 0.00 0.27 0.00 0.00 3.63 0.00 05:59:01 0.36 0.00 0.36 0.00 0.00 4.84 0.00 06:00:01 0.25 0.00 0.25 0.00 0.00 3.26 0.00 06:01:01 0.32 0.02 0.30 0.00 0.13 4.21 0.00 Average: 9.35 2.32 7.02 0.00 760.77 554.18 0.00 05:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:56:01 149016 0 615708 32.72 2620 1114200 1108908 37.85 397968 1133652 8 05:57:01 154212 0 610508 32.45 2620 1114204 1079692 36.85 398776 1129168 20 05:58:02 152588 0 612124 32.53 2620 1114212 1079692 36.85 410312 1119680 8 05:59:01 151728 0 612984 32.58 2620 1114212 1079824 36.85 411036 1119680 8 06:00:01 149076 0 615628 32.72 2620 1114220 1079836 36.85 410968 1122732 16 06:01:01 147476 0 617224 32.80 2620 1114224 1082620 36.95 411560 1122732 8 Average: 150683 0 614029 32.63 2620 1114212 1085095 37.03 406770 1124607 11 05:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:56:01 eth0 330.01 214.91 698.35 68.07 0.00 0.00 0.00 0.00 05:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 docker0 10.95 7.32 1.92 18.92 0.00 0.00 0.00 0.00 05:57:01 eth0 0.17 0.07 0.01 0.01 0.00 0.00 0.00 0.00 05:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:58:02 eth0 1.50 0.08 0.12 0.01 0.00 0.00 0.00 0.00 05:58:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:58:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:59:01 eth0 2.02 0.59 0.62 0.37 0.00 0.00 0.00 0.00 05:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 eth0 1.12 0.43 0.39 0.30 0.00 0.00 0.00 0.00 06:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:01:01 eth0 0.60 0.42 0.33 0.21 0.00 0.00 0.00 0.00 06:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 56.08 36.20 117.01 11.53 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 1.83 1.22 0.32 3.16 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) 02/09/21 _x86_64_ (4 CPU) 05:54:25 LINUX RESTART (4 CPU) 05:55:01 CPU %user %nice %system %iowait %steal %idle 05:56:01 all 6.28 0.00 2.77 1.33 0.14 89.49 05:56:01 0 6.46 0.00 3.71 2.62 0.13 87.07 05:56:01 1 6.00 0.00 2.30 1.23 0.13 90.33 05:56:01 2 6.72 0.00 2.51 1.01 0.13 89.63 05:56:01 3 5.92 0.00 2.56 0.47 0.15 90.89 05:57:01 all 0.16 0.00 0.05 0.00 0.00 99.79 05:57:01 0 0.03 0.00 0.03 0.00 0.00 99.93 05:57:01 1 0.33 0.00 0.03 0.00 0.00 99.63 05:57:01 2 0.22 0.00 0.05 0.00 0.00 99.73 05:57:01 3 0.05 0.00 0.07 0.00 0.02 99.87 05:58:02 all 0.15 0.00 0.03 0.00 0.00 99.81 05:58:02 0 0.03 0.00 0.03 0.00 0.00 99.93 05:58:02 1 0.03 0.00 0.03 0.00 0.02 99.92 05:58:02 2 0.48 0.00 0.02 0.00 0.00 99.50 05:58:02 3 0.05 0.00 0.05 0.00 0.00 99.90 05:59:01 all 0.17 0.00 0.03 0.00 0.00 99.80 05:59:01 0 0.03 0.00 0.02 0.00 0.00 99.95 05:59:01 1 0.03 0.00 0.03 0.00 0.00 99.93 05:59:01 2 0.54 0.00 0.03 0.00 0.02 99.41 05:59:01 3 0.05 0.00 0.03 0.00 0.00 99.92 06:00:01 all 0.21 0.00 0.22 0.00 0.02 99.55 06:00:01 0 0.08 0.00 0.23 0.00 0.02 99.67 06:00:01 1 0.10 0.00 0.27 0.00 0.02 99.62 06:00:01 2 0.60 0.00 0.18 0.00 0.03 99.18 06:00:01 3 0.07 0.00 0.18 0.00 0.02 99.73 06:01:01 all 0.18 0.00 0.03 0.00 0.00 99.78 06:01:01 0 0.03 0.00 0.03 0.00 0.02 99.92 06:01:01 1 0.07 0.00 0.07 0.00 0.00 99.87 06:01:01 2 0.60 0.00 0.02 0.00 0.00 99.38 06:01:01 3 0.03 0.00 0.02 0.00 0.00 99.95 Average: all 1.18 0.00 0.52 0.22 0.03 98.05 Average: 0 1.11 0.00 0.67 0.43 0.03 97.76 Average: 1 1.09 0.00 0.45 0.20 0.03 98.22 Average: 2 1.52 0.00 0.47 0.17 0.03 97.82 Average: 3 1.02 0.00 0.48 0.08 0.03 98.38