---> uname -a: Linux prd-centos7-docker-4c-2g-25481.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/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-495 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-495@tmp /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 ---> free -m: total used free shared buff/cache available Mem: 1837 726 111 0 998 1006 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:f6:8e:dc brd ff:ff:ff:ff:ff:ff inet 10.30.123.125/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fef6:8edc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:23:38:73:01 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::42:23ff:fe38:7301/64 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) 02/08/21 _x86_64_ (4 CPU) 07:25:19 LINUX RESTART (4 CPU) 07:26:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:27:01 37.36 12.17 25.19 0.00 4408.99 3183.64 0.00 07:28:01 1.77 0.00 1.77 0.00 0.00 35.80 0.00 07:29:01 0.25 0.00 0.25 0.00 0.00 2.71 0.00 07:30:01 70.41 51.18 19.24 0.00 4072.84 7352.31 0.00 Average: 27.49 15.87 11.62 0.00 2122.68 2648.55 0.00 07:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:27:01 155220 0 627764 33.36 2620 1095940 1102140 37.61 421756 1104504 16 07:28:01 161324 0 621652 33.04 2620 1095948 1079048 36.83 421872 1099316 8 07:29:01 159992 0 622980 33.11 2620 1095952 1078928 36.82 421624 1100712 8 07:30:01 65572 0 727604 38.67 2620 1085748 1514516 51.69 566888 1019928 72360 Average: 135527 0 650000 34.55 2620 1093397 1193658 40.74 458035 1081115 18098 07:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:27:01 eth0 150.49 111.12 465.59 38.00 0.00 0.00 0.00 0.00 07:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:27:01 docker0 11.52 7.89 1.91 18.59 0.00 0.00 0.00 0.00 07:28:01 eth0 1.10 0.35 0.35 0.20 0.00 0.00 0.00 0.00 07:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:29:01 eth0 1.33 0.07 0.12 0.01 0.00 0.00 0.00 0.00 07:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 eth0 204.00 162.75 2157.91 15.75 0.00 0.00 0.00 0.00 07:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 89.35 68.67 657.54 13.49 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 2.88 1.97 0.48 4.64 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) 02/08/21 _x86_64_ (4 CPU) 07:25:19 LINUX RESTART (4 CPU) 07:26:01 CPU %user %nice %system %iowait %steal %idle 07:27:01 all 3.28 0.00 2.24 0.96 0.03 93.48 07:27:01 0 4.07 0.00 2.44 1.60 0.03 91.86 07:27:01 1 2.77 0.00 2.01 1.11 0.03 94.08 07:27:01 2 3.04 0.00 2.32 0.40 0.03 94.21 07:27:01 3 3.26 0.00 2.20 0.74 0.03 93.77 07:28:01 all 0.11 0.00 0.05 0.00 0.00 99.84 07:28:01 0 0.07 0.00 0.05 0.00 0.00 99.88 07:28:01 1 0.25 0.00 0.05 0.00 0.00 99.70 07:28:01 2 0.10 0.00 0.05 0.00 0.00 99.85 07:28:01 3 0.03 0.00 0.03 0.00 0.00 99.93 07:29:01 all 0.18 0.00 0.04 0.00 0.00 99.78 07:29:01 0 0.05 0.00 0.05 0.00 0.00 99.90 07:29:01 1 0.32 0.00 0.05 0.00 0.00 99.63 07:29:01 2 0.03 0.00 0.03 0.00 0.00 99.93 07:29:01 3 0.30 0.00 0.03 0.00 0.02 99.65 07:30:01 all 3.55 0.00 2.22 1.35 0.03 92.84 07:30:01 0 3.13 0.00 2.56 0.18 0.03 94.10 07:30:01 1 4.50 0.00 2.39 2.64 0.03 90.43 07:30:01 2 2.91 0.00 1.89 0.17 0.02 95.02 07:30:01 3 3.68 0.00 2.04 2.43 0.03 91.82 Average: all 1.78 0.00 1.13 0.58 0.02 96.49 Average: 0 1.82 0.00 1.27 0.44 0.02 96.44 Average: 1 1.96 0.00 1.12 0.94 0.02 95.97 Average: 2 1.52 0.00 1.07 0.14 0.01 97.26 Average: 3 1.81 0.00 1.07 0.79 0.02 96.30