---> uname -a: Linux prd-centos7-docker-4c-2g-31708.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-568 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-568@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 702 108 0 1025 1030 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:e1:5f:46 brd ff:ff:ff:ff:ff:ff inet 10.30.122.24/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85914sec preferred_lft 85914sec inet6 fe80::f816:3eff:fee1:5f46/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:5b:3b:37:1e 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::42:5bff:fe3b:371e/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) 03/29/21 _x86_64_ (4 CPU) 07:51:52 LINUX RESTART (4 CPU) 07:53:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:54:02 2.63 0.00 2.63 0.00 0.00 68.94 0.00 07:55:01 0.42 0.00 0.42 0.00 0.00 6.42 0.00 07:56:01 0.25 0.00 0.25 0.00 0.00 2.85 0.00 07:57:01 0.32 0.00 0.32 0.00 0.00 3.83 0.00 07:58:01 0.28 0.00 0.28 0.00 0.00 3.93 0.00 07:59:01 0.25 0.00 0.25 0.00 0.00 3.33 0.00 08:00:01 135.60 72.90 62.70 0.00 5933.29 18516.54 0.00 Average: 20.02 10.44 9.58 0.00 850.04 2665.56 0.00 07:53:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:54:02 162832 0 596756 31.72 2600 1119356 1077536 36.77 404208 1114536 16 07:55:01 163032 0 596548 31.71 2600 1119364 1077536 36.77 403180 1115448 16 07:56:01 160400 0 599176 31.84 2600 1119368 1077716 36.78 412444 1108968 8 07:57:01 161500 0 598076 31.79 2600 1119368 1077536 36.77 409864 1110560 12 07:58:01 159936 0 599632 31.87 2600 1119376 1077620 36.78 420504 1101576 8 07:59:01 159964 0 599600 31.87 2600 1119380 1077572 36.78 420256 1101576 12 08:00:01 177312 0 692736 36.82 2600 1008896 1287648 43.95 446952 999060 12 Average: 163568 0 611789 32.52 2600 1103587 1107595 37.80 416773 1093103 12 07:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:54:02 eth0 0.55 0.08 0.04 0.01 0.00 0.00 0.00 0.00 07:54:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:54:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:55:01 eth0 0.49 0.08 0.04 0.01 0.00 0.00 0.00 0.00 07:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:56:01 eth0 4.61 2.22 3.61 0.50 0.00 0.00 0.00 0.00 07:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:57:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 07:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:58:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 0.00 07:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 eth0 0.22 0.18 0.07 0.01 0.00 0.00 0.00 0.00 07:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 eth0 210.07 171.42 2175.00 19.92 0.00 0.00 0.00 0.00 08:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 30.98 24.96 312.15 2.94 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 0.00 0.00 0.00 0.00 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) 03/29/21 _x86_64_ (4 CPU) 07:51:52 LINUX RESTART (4 CPU) 07:53:01 CPU %user %nice %system %iowait %steal %idle 07:54:02 all 0.16 0.00 0.05 0.00 0.00 99.79 07:54:02 0 0.02 0.00 0.02 0.00 0.00 99.97 07:54:02 1 0.08 0.00 0.08 0.00 0.00 99.83 07:54:02 2 0.47 0.00 0.07 0.00 0.00 99.47 07:54:02 3 0.08 0.00 0.02 0.00 0.00 99.90 07:55:01 all 0.14 0.00 0.03 0.00 0.00 99.83 07:55:01 0 0.02 0.00 0.02 0.00 0.00 99.97 07:55:01 1 0.07 0.00 0.03 0.00 0.02 99.88 07:55:01 2 0.42 0.00 0.03 0.00 0.00 99.54 07:55:01 3 0.05 0.00 0.03 0.00 0.00 99.92 07:56:01 all 0.18 0.00 0.05 0.00 0.00 99.77 07:56:01 0 0.08 0.00 0.03 0.00 0.00 99.88 07:56:01 1 0.07 0.00 0.05 0.00 0.00 99.88 07:56:01 2 0.53 0.00 0.05 0.00 0.00 99.42 07:56:01 3 0.05 0.00 0.05 0.00 0.00 99.90 07:57:01 all 0.15 0.00 0.03 0.00 0.00 99.81 07:57:01 0 0.00 0.00 0.03 0.00 0.00 99.97 07:57:01 1 0.05 0.00 0.05 0.00 0.00 99.90 07:57:01 2 0.53 0.00 0.03 0.00 0.00 99.43 07:57:01 3 0.03 0.00 0.02 0.00 0.02 99.93 07:58:01 all 0.18 0.00 0.15 0.00 0.00 99.66 07:58:01 0 0.05 0.00 0.12 0.00 0.00 99.83 07:58:01 1 0.07 0.00 0.12 0.00 0.00 99.82 07:58:01 2 0.52 0.00 0.15 0.00 0.00 99.33 07:58:01 3 0.10 0.00 0.23 0.00 0.00 99.67 07:59:01 all 0.15 0.00 0.03 0.00 0.00 99.82 07:59:01 0 0.02 0.00 0.03 0.00 0.00 99.95 07:59:01 1 0.05 0.00 0.03 0.00 0.00 99.92 07:59:01 2 0.02 0.00 0.05 0.00 0.00 99.93 07:59:01 3 0.50 0.00 0.02 0.00 0.00 99.48 08:00:01 all 5.81 0.00 3.90 2.27 0.04 87.98 08:00:01 0 6.09 0.00 3.32 0.56 0.03 90.00 08:00:01 1 5.55 0.00 3.76 2.35 0.03 88.30 08:00:01 2 5.25 0.00 4.24 2.20 0.07 88.24 08:00:01 3 6.35 0.00 4.26 3.99 0.03 85.37 Average: all 0.96 0.00 0.60 0.32 0.01 98.11 Average: 0 0.89 0.00 0.51 0.08 0.00 98.52 Average: 1 0.84 0.00 0.59 0.33 0.01 98.23 Average: 2 1.10 0.00 0.66 0.31 0.01 97.92 Average: 3 1.02 0.00 0.66 0.56 0.01 97.76