---> uname -a: Linux prd-centos7-docker-4c-2g-15251.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 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-387 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-387@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 680 103 0 1052 1052 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:1a:20:a5 brd ff:ff:ff:ff:ff:ff inet 10.30.122.232/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86061sec preferred_lft 86061sec inet6 fe80::f816:3eff:fe1a:20a5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:02:59:a8:b5 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::42:2ff:fe59:a8b5/64 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) 12/09/20 _x86_64_ (4 CPU) 11:53:36 LINUX RESTART (4 CPU) 11:54:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:55:01 91.40 42.14 49.26 0.00 7655.85 4114.40 0.00 11:56:01 2.45 0.00 2.45 0.00 0.00 58.03 0.00 11:57:01 0.47 0.00 0.47 0.00 0.00 6.64 0.00 11:58:01 0.20 0.00 0.20 0.00 0.00 2.01 0.00 11:59:01 47.44 46.81 0.63 0.00 3784.65 14.38 0.00 Average: 28.41 17.80 10.61 0.00 2289.55 839.89 0.00 11:54:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:55:01 131504 0 583664 31.02 2620 1163756 1119020 38.19 416604 1131516 128 11:56:01 137908 0 577356 30.69 2620 1163660 1079284 36.83 413952 1129164 20 11:57:01 137260 0 577996 30.72 2620 1163668 1079464 36.84 418748 1125328 16 11:58:01 136676 0 578580 30.75 2620 1163668 1079536 36.84 419188 1125328 16 11:59:01 108140 0 581188 30.89 2620 1189596 1082636 36.95 405980 1168012 280 Average: 130298 0 579757 30.81 2620 1168870 1087988 37.13 414894 1135870 92 11:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:55:01 eth0 504.71 306.30 1073.46 97.19 0.00 0.00 0.00 0.00 11:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:55:01 docker0 6.87 4.61 1.32 13.48 0.00 0.00 0.00 0.00 11:56:01 eth0 0.77 0.08 0.06 0.01 0.00 0.00 0.00 0.00 11:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:57:01 eth0 0.88 0.50 0.30 0.21 0.00 0.00 0.00 0.00 11:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:58:01 eth0 0.72 0.33 0.29 0.20 0.00 0.00 0.00 0.00 11:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:59:01 eth0 13.95 8.52 13.37 5.05 0.00 0.00 0.00 0.00 11:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 104.30 63.21 217.70 20.55 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 1.38 0.92 0.26 2.70 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) 12/09/20 _x86_64_ (4 CPU) 11:53:36 LINUX RESTART (4 CPU) 11:54:01 CPU %user %nice %system %iowait %steal %idle 11:55:01 all 16.47 0.00 6.17 3.02 0.78 73.55 11:55:01 0 15.49 0.00 6.85 2.94 0.87 73.85 11:55:01 1 16.36 0.00 5.99 2.37 0.83 74.45 11:55:01 2 14.06 0.00 7.03 2.41 0.98 75.51 11:55:01 3 19.99 0.00 4.82 4.38 0.44 70.37 11:56:01 all 0.15 0.00 0.06 0.00 0.01 99.77 11:56:01 0 0.02 0.00 0.05 0.00 0.00 99.93 11:56:01 1 0.48 0.00 0.05 0.00 0.02 99.45 11:56:01 2 0.05 0.00 0.07 0.00 0.02 99.87 11:56:01 3 0.07 0.00 0.08 0.00 0.02 99.83 11:57:01 all 0.19 0.00 0.09 0.00 0.06 99.66 11:57:01 0 0.03 0.00 0.13 0.00 0.05 99.78 11:57:01 1 0.55 0.00 0.08 0.00 0.07 99.30 11:57:01 2 0.08 0.00 0.10 0.00 0.03 99.78 11:57:01 3 0.08 0.00 0.05 0.00 0.08 99.78 11:58:01 all 0.15 0.00 0.03 0.00 0.00 99.82 11:58:01 0 0.03 0.00 0.02 0.00 0.00 99.95 11:58:01 1 0.47 0.00 0.03 0.00 0.00 99.50 11:58:01 2 0.08 0.00 0.05 0.00 0.02 99.85 11:58:01 3 0.02 0.00 0.02 0.00 0.00 99.97 11:59:01 all 1.55 0.00 0.87 1.12 0.05 96.41 11:59:01 0 1.49 0.00 0.70 0.65 0.03 97.13 11:59:01 1 1.95 0.00 1.15 2.32 0.05 94.53 11:59:01 2 1.12 0.00 0.92 0.32 0.10 97.55 11:59:01 3 1.65 0.00 0.72 1.19 0.02 96.42 Average: all 3.66 0.00 1.43 0.82 0.18 93.92 Average: 0 3.36 0.00 1.53 0.71 0.19 94.21 Average: 1 3.92 0.00 1.45 0.93 0.19 93.51 Average: 2 3.04 0.00 1.61 0.54 0.23 94.58 Average: 3 4.30 0.00 1.12 1.10 0.11 93.37