---> uname -a: Linux prd-centos7-docker-4c-2g-24342.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/secure /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-468 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-468@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 713 107 0 1016 1019 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:5d:8f:27 brd ff:ff:ff:ff:ff:ff inet 10.30.123.228/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86022sec preferred_lft 86022sec inet6 fe80::f816:3eff:fe5d:8f27/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:78:96:9b:d5 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::42:78ff:fe96:9bd5/64 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) 02/01/21 _x86_64_ (4 CPU) 15:57:58 LINUX RESTART (4 CPU) 15:59:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:01 35.13 11.61 23.53 0.00 4376.19 2351.61 0.00 16:01:02 0.40 0.03 0.36 0.00 0.27 6.45 0.00 16:02:01 0.41 0.07 0.34 0.00 1.49 5.22 0.00 16:03:01 0.25 0.00 0.25 0.00 0.00 2.56 0.00 16:04:01 61.29 51.15 10.14 0.00 4319.68 2890.64 0.00 Average: 19.55 12.61 6.94 0.00 1744.74 1054.46 0.00 15:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:01 161984 0 612240 32.54 2620 1104700 1151684 39.31 434800 1084876 24 16:01:02 170140 0 604076 32.11 2620 1104708 1082448 36.94 436740 1076196 8 16:02:01 169680 0 604408 32.12 2620 1104836 1079608 36.85 434684 1078944 8 16:03:01 168028 0 606060 32.21 2620 1104836 1079548 36.84 453080 1062092 8 16:04:01 85504 0 682776 36.29 2620 1110644 1507068 51.43 534912 1053056 89492 Average: 151067 0 621912 33.05 2620 1105945 1180071 40.27 458843 1071033 17908 15:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:01 eth0 65.31 51.20 357.21 27.80 0.00 0.00 0.00 0.00 16:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 docker0 5.70 4.34 1.46 17.60 0.00 0.00 0.00 0.00 16:01:02 eth0 0.68 0.08 0.06 0.01 0.00 0.00 0.00 0.00 16:01:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:01:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:01 eth0 1.10 0.32 0.33 0.20 0.00 0.00 0.00 0.00 16:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 eth0 0.55 0.43 0.30 0.21 0.00 0.00 0.00 0.00 16:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 eth0 225.25 182.86 2171.43 20.00 0.00 0.00 0.00 0.00 16:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 58.76 47.12 507.44 9.67 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 1.14 0.87 0.29 3.53 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) 02/01/21 _x86_64_ (4 CPU) 15:57:58 LINUX RESTART (4 CPU) 15:59:01 CPU %user %nice %system %iowait %steal %idle 16:00:01 all 2.52 0.00 2.11 0.58 2.78 92.01 16:00:01 0 2.01 0.00 1.93 0.30 2.88 92.88 16:00:01 1 3.14 0.00 2.33 0.40 2.46 91.67 16:00:01 2 2.27 0.00 1.59 0.45 2.97 92.72 16:00:01 3 2.66 0.00 2.59 1.15 2.81 90.79 16:01:02 all 0.12 0.00 0.10 0.00 0.94 98.84 16:01:02 0 0.03 0.00 0.10 0.02 0.51 99.34 16:01:02 1 0.12 0.00 0.10 0.00 1.04 98.75 16:01:02 2 0.26 0.00 0.12 0.00 1.27 98.35 16:01:02 3 0.05 0.00 0.10 0.00 0.92 98.93 16:02:01 all 0.10 0.00 0.20 0.00 1.37 98.33 16:02:01 0 0.03 0.00 0.07 0.00 1.22 98.67 16:02:01 1 0.24 0.00 0.30 0.00 1.21 98.25 16:02:01 2 0.05 0.00 0.27 0.02 1.51 98.15 16:02:01 3 0.07 0.00 0.15 0.00 1.54 98.24 16:03:01 all 0.12 0.00 0.06 0.00 0.30 99.53 16:03:01 0 0.03 0.00 0.10 0.00 0.22 99.65 16:03:01 1 0.22 0.00 0.05 0.00 0.20 99.53 16:03:01 2 0.18 0.00 0.05 0.00 0.50 99.27 16:03:01 3 0.03 0.00 0.03 0.00 0.28 99.65 16:04:01 all 2.38 0.00 1.72 1.74 4.34 89.82 16:04:01 0 1.85 0.00 1.75 0.59 4.06 91.75 16:04:01 1 2.12 0.00 1.60 2.15 4.19 89.93 16:04:01 2 2.79 0.00 1.39 1.68 4.44 89.69 16:04:01 3 2.74 0.00 2.15 2.50 4.66 87.94 Average: all 1.04 0.00 0.83 0.46 1.94 95.72 Average: 0 0.79 0.00 0.79 0.18 1.77 96.47 Average: 1 1.16 0.00 0.87 0.51 1.82 95.64 Average: 2 1.11 0.00 0.68 0.43 2.14 95.63 Average: 3 1.10 0.00 1.00 0.73 2.04 95.13