---> uname -a: Linux prd-centos7-docker-4c-2g-15069.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-384 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-384@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 711 80 0 1045 1021 Swap: 1023 0 1023 ---> 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:cc:ff:80 brd ff:ff:ff:ff:ff:ff inet 10.30.123.74/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86003sec preferred_lft 86003sec inet6 fe80::f816:3eff:fecc:ff80/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:a4:1a:f2:ae 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:a4ff:fe1a:f2ae/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) 12/08/20 _x86_64_ (4 CPU) 07:43:28 LINUX RESTART (4 CPU) 07:44:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:45:01 52.64 14.15 38.49 0.00 4533.73 2888.32 0.00 07:46:01 1.72 0.00 1.72 0.00 0.00 35.17 0.00 07:47:01 0.32 0.00 0.32 0.00 0.00 3.76 0.00 07:48:01 0.25 0.00 0.25 0.00 0.00 2.56 0.00 07:49:01 0.17 0.00 0.17 0.00 0.00 1.68 0.00 07:50:02 83.16 53.77 29.39 0.00 4359.97 13055.47 0.00 Average: 23.06 11.33 11.73 0.00 1483.54 2667.76 0.00 07:44:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:45:01 155972 0 579940 30.82 2620 1143012 1121144 38.26 393316 1131200 12 07:46:01 164116 0 571792 30.39 2620 1143016 1077524 36.77 392572 1124820 12 07:47:01 161372 0 574528 30.53 2620 1143024 1077692 36.78 395008 1125108 8 07:48:01 161468 0 574432 30.53 2620 1143024 1077704 36.78 401912 1118412 8 07:49:01 162140 0 573752 30.49 2620 1143032 1077668 36.78 399040 1120940 20 07:50:02 76524 0 692840 36.82 2620 1109560 1513016 51.64 580784 988708 24660 Average: 146932 0 594547 31.60 2620 1137445 1157458 39.50 427105 1101531 4120 07:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:45:01 eth0 345.15 222.28 712.92 70.85 0.00 0.00 0.00 0.00 07:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:45:01 docker0 7.37 5.72 1.38 13.62 0.00 0.00 0.00 0.00 07:46:01 eth0 0.35 0.07 0.03 0.01 0.00 0.00 0.00 0.00 07:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:47:01 eth0 1.48 0.28 0.36 0.17 0.00 0.00 0.00 0.00 07:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:48:01 eth0 1.58 0.48 0.37 0.24 0.00 0.00 0.00 0.00 07:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:49:01 eth0 0.68 0.38 0.35 0.24 0.00 0.00 0.00 0.00 07:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:02 eth0 204.14 172.24 2167.66 18.01 0.00 0.00 0.00 0.00 07:50:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 92.30 66.01 480.84 14.93 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 1.23 0.95 0.23 2.27 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) 12/08/20 _x86_64_ (4 CPU) 07:43:28 LINUX RESTART (4 CPU) 07:44:01 CPU %user %nice %system %iowait %steal %idle 07:45:01 all 6.78 0.00 2.66 1.48 0.01 89.07 07:45:01 0 6.97 0.00 2.97 1.95 0.02 88.10 07:45:01 1 7.37 0.00 2.18 1.24 0.02 89.19 07:45:01 2 5.39 0.00 2.75 0.99 0.00 90.87 07:45:01 3 7.39 0.00 2.72 1.73 0.02 88.14 07:46:01 all 0.17 0.00 0.05 0.00 0.00 99.77 07:46:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:46:01 1 0.03 0.00 0.03 0.00 0.00 99.93 07:46:01 2 0.07 0.00 0.07 0.00 0.00 99.87 07:46:01 3 0.55 0.00 0.07 0.00 0.02 99.37 07:47:01 all 0.16 0.00 0.04 0.00 0.00 99.80 07:47:01 0 0.02 0.00 0.03 0.00 0.00 99.95 07:47:01 1 0.05 0.00 0.03 0.00 0.00 99.92 07:47:01 2 0.07 0.00 0.05 0.00 0.02 99.87 07:47:01 3 0.52 0.00 0.03 0.00 0.00 99.45 07:48:01 all 0.10 0.00 0.08 0.00 0.00 99.82 07:48:01 0 0.03 0.00 0.05 0.00 0.00 99.92 07:48:01 1 0.07 0.00 0.17 0.00 0.02 99.75 07:48:01 2 0.02 0.00 0.03 0.00 0.00 99.95 07:48:01 3 0.28 0.00 0.07 0.00 0.00 99.65 07:49:01 all 0.05 0.00 0.06 0.00 0.02 99.87 07:49:01 0 0.07 0.00 0.07 0.00 0.03 99.83 07:49:01 1 0.03 0.00 0.08 0.00 0.02 99.87 07:49:01 2 0.05 0.00 0.08 0.00 0.00 99.87 07:49:01 3 0.05 0.00 0.02 0.00 0.02 99.92 07:50:02 all 4.70 0.00 3.04 1.40 0.02 90.84 07:50:02 0 4.88 0.00 3.14 1.51 0.03 90.44 07:50:02 1 4.59 0.00 3.48 2.01 0.02 89.90 07:50:02 2 5.04 0.00 3.10 1.29 0.02 90.55 07:50:02 3 4.29 0.00 2.42 0.81 0.02 92.47 Average: all 1.99 0.00 0.98 0.48 0.01 96.54 Average: 0 1.99 0.00 1.04 0.57 0.01 96.38 Average: 1 2.02 0.00 0.99 0.54 0.01 96.44 Average: 2 1.77 0.00 1.01 0.38 0.01 96.84 Average: 3 2.17 0.00 0.88 0.42 0.01 96.51