---> uname -a: Linux prd-centos7-docker-4c-2g-13969.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: 2933.438 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 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-378 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-378@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 694 95 0 1047 1038 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:bf:36:dc brd ff:ff:ff:ff:ff:ff inet 10.30.122.234/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:febf:36dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:33:3a:23:88 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::42:33ff:fe3a:2388/64 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) 12/01/20 _x86_64_ (4 CPU) 06:11:19 LINUX RESTART (4 CPU) 06:12:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:13:02 48.68 11.87 36.81 0.00 4368.77 3208.56 0.00 06:14:01 1.73 0.00 1.73 0.00 0.00 36.26 0.00 06:15:01 0.22 0.00 0.22 0.00 0.00 3.25 0.00 06:16:01 0.20 0.00 0.20 0.00 0.00 1.88 0.00 06:17:01 79.55 51.06 28.49 0.00 4152.66 12528.72 0.00 Average: 26.18 12.64 13.54 0.00 1711.17 3169.81 0.00 06:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:13:02 153596 0 589268 31.32 2620 1136060 1080684 36.88 431376 1096568 128 06:14:01 157092 0 585764 31.13 2620 1136068 1063576 36.30 430332 1094736 8 06:15:01 156300 0 586552 31.17 2620 1136072 1063820 36.31 437400 1088864 8 06:16:01 154124 0 588728 31.29 2620 1136072 1063832 36.31 439308 1088432 8 06:17:01 83296 0 700196 37.21 2620 1095432 1491332 50.90 580848 981104 33608 Average: 140882 0 610102 32.43 2620 1127941 1152649 39.34 463853 1069941 6752 06:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:13:02 eth0 97.47 85.55 470.33 43.00 0.00 0.00 0.00 0.00 06:13:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:02 docker0 6.43 4.98 1.34 13.43 0.00 0.00 0.00 0.00 06:14:01 eth0 0.71 0.02 0.06 0.00 0.00 0.00 0.00 0.00 06:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 eth0 4.15 2.13 3.11 0.29 0.00 0.00 0.00 0.00 06:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 eth0 0.52 0.32 0.27 0.23 0.00 0.00 0.00 0.00 06:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:01 eth0 210.07 164.74 2167.83 17.66 0.00 0.00 0.00 0.00 06:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 62.85 50.77 530.72 12.28 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 1.29 1.00 0.27 2.69 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) 12/01/20 _x86_64_ (4 CPU) 06:11:19 LINUX RESTART (4 CPU) 06:12:01 CPU %user %nice %system %iowait %steal %idle 06:13:02 all 3.45 0.00 2.26 1.19 0.02 93.08 06:13:02 0 3.27 0.00 2.38 0.27 0.02 94.07 06:13:02 1 3.41 0.00 2.23 0.75 0.02 93.59 06:13:02 2 4.06 0.00 2.29 0.64 0.03 92.98 06:13:02 3 3.05 0.00 2.15 3.10 0.00 91.70 06:14:01 all 0.16 0.00 0.04 0.00 0.00 99.80 06:14:01 0 0.03 0.00 0.05 0.00 0.00 99.92 06:14:01 1 0.02 0.00 0.03 0.00 0.00 99.95 06:14:01 2 0.54 0.00 0.03 0.00 0.00 99.42 06:14:01 3 0.05 0.00 0.05 0.00 0.00 99.90 06:15:01 all 0.20 0.00 0.05 0.00 0.00 99.75 06:15:01 0 0.12 0.00 0.05 0.00 0.00 99.83 06:15:01 1 0.10 0.00 0.05 0.00 0.00 99.85 06:15:01 2 0.55 0.00 0.07 0.00 0.00 99.38 06:15:01 3 0.02 0.00 0.03 0.00 0.00 99.95 06:16:01 all 0.13 0.00 0.04 0.00 0.00 99.83 06:16:01 0 0.05 0.00 0.05 0.00 0.00 99.90 06:16:01 1 0.03 0.00 0.05 0.00 0.00 99.92 06:16:01 2 0.42 0.00 0.03 0.00 0.00 99.55 06:16:01 3 0.02 0.00 0.03 0.00 0.00 99.95 06:17:01 all 4.77 0.00 3.16 1.42 0.01 90.63 06:17:01 0 4.16 0.00 3.51 0.71 0.02 91.61 06:17:01 1 4.44 0.00 3.67 2.08 0.00 89.82 06:17:01 2 4.84 0.00 2.96 2.09 0.02 90.08 06:17:01 3 5.66 0.00 2.52 0.79 0.02 91.02 Average: all 1.74 0.00 1.11 0.52 0.01 96.62 Average: 0 1.53 0.00 1.21 0.19 0.01 97.07 Average: 1 1.60 0.00 1.21 0.57 0.00 96.62 Average: 2 2.08 0.00 1.08 0.55 0.01 96.28 Average: 3 1.76 0.00 0.96 0.78 0.00 96.50